CN107138039A - A kind of system for the VOCs that degrades - Google Patents
A kind of system for the VOCs that degrades Download PDFInfo
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- CN107138039A CN107138039A CN201710375769.5A CN201710375769A CN107138039A CN 107138039 A CN107138039 A CN 107138039A CN 201710375769 A CN201710375769 A CN 201710375769A CN 107138039 A CN107138039 A CN 107138039A
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- bacterium
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- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 59
- 241000233866 Fungi Species 0.000 claims abstract description 71
- 238000006243 chemical reaction Methods 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 39
- 238000001914 filtration Methods 0.000 claims abstract description 37
- 230000001580 bacterial effect Effects 0.000 claims abstract description 7
- 241000894006 Bacteria Species 0.000 claims description 84
- 239000007789 gas Substances 0.000 claims description 54
- 239000007788 liquid Substances 0.000 claims description 45
- 239000000243 solution Substances 0.000 claims description 45
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 30
- 239000003054 catalyst Substances 0.000 claims description 27
- 239000003463 adsorbent Substances 0.000 claims description 26
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000001963 growth medium Substances 0.000 claims description 23
- 235000015097 nutrients Nutrition 0.000 claims description 21
- 239000011777 magnesium Substances 0.000 claims description 19
- 239000001888 Peptone Substances 0.000 claims description 18
- 108010080698 Peptones Proteins 0.000 claims description 18
- 229910021536 Zeolite Inorganic materials 0.000 claims description 18
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 18
- 235000019319 peptone Nutrition 0.000 claims description 18
- 238000002360 preparation method Methods 0.000 claims description 18
- 239000002893 slag Substances 0.000 claims description 18
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- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 17
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 17
- FDGQSTZJBFJUBT-UHFFFAOYSA-N hypoxanthine Chemical compound O=C1NC=NC2=C1NC=N2 FDGQSTZJBFJUBT-UHFFFAOYSA-N 0.000 claims description 16
- 241000193830 Bacillus <bacterium> Species 0.000 claims description 15
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- 238000004519 manufacturing process Methods 0.000 claims description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 13
- 239000000523 sample Substances 0.000 claims description 13
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 12
- 240000004922 Vigna radiata Species 0.000 claims description 12
- 235000010721 Vigna radiata var radiata Nutrition 0.000 claims description 12
- 235000011469 Vigna radiata var sublobata Nutrition 0.000 claims description 12
- 239000000470 constituent Substances 0.000 claims description 12
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 150000002475 indoles Chemical class 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 12
- 239000011780 sodium chloride Substances 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 12
- 229920001817 Agar Polymers 0.000 claims description 11
- 241000896533 Gliocladium Species 0.000 claims description 11
- 241000605008 Spirillum Species 0.000 claims description 11
- 239000008272 agar Substances 0.000 claims description 11
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 claims description 11
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 claims description 11
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 11
- 239000000047 product Substances 0.000 claims description 10
- 241000222290 Cladosporium Species 0.000 claims description 9
- 235000019441 ethanol Nutrition 0.000 claims description 9
- 125000005909 ethyl alcohol group Chemical group 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 8
- 241000908234 Mucor indicus Species 0.000 claims description 7
- 229910018095 Ni-MH Inorganic materials 0.000 claims description 7
- 229910018477 Ni—MH Inorganic materials 0.000 claims description 7
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 7
- 241000193417 Brevibacillus laterosporus Species 0.000 claims description 6
- 235000019270 ammonium chloride Nutrition 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 claims description 6
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 6
- 239000007795 chemical reaction product Substances 0.000 claims description 6
- 239000003344 environmental pollutant Substances 0.000 claims description 6
- 239000000706 filtrate Substances 0.000 claims description 6
- 108010025899 gelatin film Proteins 0.000 claims description 6
- 230000002209 hydrophobic effect Effects 0.000 claims description 6
- 230000005764 inhibitory process Effects 0.000 claims description 6
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 claims description 6
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 6
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 6
- 239000006174 pH buffer Substances 0.000 claims description 6
- 150000002940 palladium Chemical class 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 claims description 6
- 231100000614 poison Toxicity 0.000 claims description 6
- 230000007096 poisonous effect Effects 0.000 claims description 6
- 231100000719 pollutant Toxicity 0.000 claims description 6
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 6
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 6
- 235000011151 potassium sulphates Nutrition 0.000 claims description 6
- 239000012266 salt solution Substances 0.000 claims description 6
- 239000001488 sodium phosphate Substances 0.000 claims description 6
- 229910000162 sodium phosphate Inorganic materials 0.000 claims description 6
- 238000001228 spectrum Methods 0.000 claims description 6
- LTSUHJWLSNQKIP-UHFFFAOYSA-J tin(iv) bromide Chemical class Br[Sn](Br)(Br)Br LTSUHJWLSNQKIP-UHFFFAOYSA-J 0.000 claims description 6
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 6
- 239000003643 water by type Substances 0.000 claims description 6
- 238000004876 x-ray fluorescence Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
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- 230000001954 sterilising effect Effects 0.000 claims description 5
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 5
- 229960001763 zinc sulfate Drugs 0.000 claims description 5
- 229910000368 zinc sulfate Inorganic materials 0.000 claims description 5
- 241000611330 Chryseobacterium Species 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002054 inoculum Substances 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 abstract description 38
- 230000000694 effects Effects 0.000 abstract description 7
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- 238000006731 degradation reaction Methods 0.000 abstract description 5
- 239000012071 phase Substances 0.000 description 83
- 230000000052 comparative effect Effects 0.000 description 35
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 12
- 239000001301 oxygen Substances 0.000 description 12
- 229910052760 oxygen Inorganic materials 0.000 description 12
- 150000003254 radicals Chemical class 0.000 description 12
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- 238000012545 processing Methods 0.000 description 9
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- 241000056141 Chryseobacterium sp. Species 0.000 description 8
- 150000002500 ions Chemical class 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- 239000005864 Sulphur Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 238000011953 bioanalysis Methods 0.000 description 5
- 230000008676 import Effects 0.000 description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 241000700605 Viruses Species 0.000 description 4
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- 102000039446 nucleic acids Human genes 0.000 description 4
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- 239000013618 particulate matter Substances 0.000 description 4
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- 102000004169 proteins and genes Human genes 0.000 description 4
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- 150000003384 small molecules Chemical class 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
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- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
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- 229910052791 calcium Inorganic materials 0.000 description 3
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- 241000193764 Brevibacillus brevis Species 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 241000607142 Salmonella Species 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 235000003891 ferrous sulphate Nutrition 0.000 description 2
- 239000011790 ferrous sulphate Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical class CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 1
- QCVGEOXPDFCNHA-UHFFFAOYSA-N 5,5-dimethyl-2,4-dioxo-1,3-oxazolidine-3-carboxamide Chemical compound CC1(C)OC(=O)N(C(N)=O)C1=O QCVGEOXPDFCNHA-UHFFFAOYSA-N 0.000 description 1
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 241000235395 Mucor Species 0.000 description 1
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 244000007853 Sarothamnus scoparius Species 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
- 235000012333 Vitis X labruscana Nutrition 0.000 description 1
- 240000006365 Vitis vinifera Species 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 238000002306 biochemical method Methods 0.000 description 1
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- 230000003197 catalytic effect Effects 0.000 description 1
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- 239000003610 charcoal Substances 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 239000012531 culture fluid Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- 238000003113 dilution method Methods 0.000 description 1
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- 235000014103 egg white Nutrition 0.000 description 1
- 210000000969 egg white Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 239000010977 jade Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 229960002415 trichloroethylene Drugs 0.000 description 1
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/95—Specific microorganisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Materials Engineering (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses a kind of system for the VOCs that degrades, including vibrating type high-pressure installation, filtering ponds, bacterial fungus combined type reaction tank, the vibrating type high-pressure installation is connected with filtering ponds by pipeline A, and the filtering ponds are connected with bacterial fungus combined type reaction tank by pipeline B.Using the present invention be used for degrade VOCs system handle waste gas containing VOCs when to VOCs treatment effect preferably, degradation efficiency is up to more than 99%.
Description
【Technical field】
The invention belongs to VOCs Treatment process field, more particularly to a kind of system for the VOCs that degrades.
【Background technology】
Volatile organic matter, English name is volatile organic compounds, is abbreviated as VOCs, is in China
Refer to saturated vapor pressure under normal temperature and be more than organic compound of the boiling point below 260 DEG C under 70Pa, normal pressure, or steamed under the conditions of 20 DEG C
Vapour pressure, which is more than or equal to 10Pa, has corresponding volatile whole organic compounds.Most common VOCs has benzene, toluene, diformazan
Benzene, styrene, trichloro ethylene, chloroform, trichloroethanes, diisocyanate etc..
VOCs belongs to atmosphere pollution, using air as propagation medium, and murder by poisoning is produced to human body by respiratory system and skin
Effect.Administering VOCs main method at present has Physical, chemical method and bioanalysis.Wherein, Physical is not change VOCs
Chemical property, its smell simply covered and diluted with a kind of material, or by it from gas phase is transferred to liquid phase or solid phase, is commonly used
Administering method have masking method, dilution method and absorption process;Chemical method is the chemical constitution for changing VOCs by chemically reacting, and makes it
It is changed into nonirritant or low irritant material, common method has combustion method, catalytic oxidation and acid & alkali liquid washing method;Physical
It is with the shortcoming of chemical method more than device therefor and complex process, regenerate difficult after secondary pollution, subsequent processes are complicated, energy
The problems such as consuming high.Biological rule is the metabolism using microorganism, and VOCs is decomposed and is oxidized to CO2、H2The inorganic matters such as O
Reach purification purpose.Conventional biological treatment has biological filter and bio-trickling filter at present.
During Biochemical method VOCs, the microorganism fungus kind of selection is to influence one of key factor for the treatment of effect.
Prior art typically using the activated sludge of sewage treatment plant as strain, the strain to the treatment effeciency of the waste gas containing VOCs compared with
It is low, still need to further raising.
【The content of the invention】
The present invention provides a kind of system for the VOCs that degrades, to solve the work that prior art typically uses sewage treatment plant
Property sludge is as strain, the problem of strain is relatively low to the treatment effeciency of the waste gas containing VOCs.
To solve above technical problem, the present invention provides following technical scheme:
A kind of system for the VOCs that degrades, including the reaction of vibrating type high-pressure installation, filtering ponds, bacteria-fungal combined type
Pond, the vibrating type high-pressure installation is connected with filtering ponds by pipeline A, the filtering ponds and bacteria-fungal combined type reaction tank
Connected by pipeline B, the vibrating type high-pressure installation includes vibrating type high-pressure installation air inlet, fills Ni-MH battery, the filtering
Contain activated carbon, synthetic adsorbent, catalyst in pond, the bacteria-fungal combined type reaction tank includes mobile phase room and flowing
Phase room gas outlet, the adjacent flow phase room is separated by dividing plate and forms inlet and outlet, and each mobile phase room is provided with temperature
Probe sensor and pH electrodes, the temp probe sensor control mobile phase indoor temperature, the lower half of each mobile phase room
It is divided into bacterium pond nutrient solution and the bacterium of Flowing liquid, bacterium can absorb hydrophilic pollutant, and the pH electrodes ensure bacterium
The pH value of pond nutrient solution;Fungi culture medium and fungi are stained with the dividing plate of top half, fungi can absorb hydrophobic significantly
Polluter;Can continuously it be added including pH buffer, inoculum, accelerator in Flowing liquid, while can quickly discharge
The product of poisonous inhibition, keeps higher bacterial activity.
Further, the activated carbon, synthetic adsorbent, the mass ratio of catalyst are 18-35:2-4:1.
Further, the preparation method of the synthetic adsorbent, comprises the following steps:
(a) using the constituent content in X-ray fluorescence spectra analytic approach analysis blast furnace slag, and calculated by constituent content
Mg/ (Mn+Si) is than being 0.05-0.09, and Mn/ (Mn+Si) is than being 0.187-0.213;
(b) regulation blast furnace slag Mg/ (Mn+Si) adds MgO and SiO than comparing with Mn/ (Mn+Si) in 1g blast furnace slags2Regulation
Mg/ (Mn+Si) with Mn/ (Mn+Si) ratio than, respectively to 0.83-0.85 and 0.142-0.148, being made mixture A;
(c) into mixture A made from step b add 32-35mL deionized waters, in microwave power be 100-150W, temperature
Spend for 30-35 DEG C, mixture B is made to stir 12-15min under 200-300r/min in rotating speed;
(d) mixture B made from step c is placed in reactor, reaction production is obtained in reacting 4-6h at 400-500 DEG C
Thing, reaction product is washed with deionized water only, in being dried at 75-82 DEG C to moisture content≤0.6%, is made
Synthetic adsorbent.
Further, the preparation method of the catalyst, comprises the following steps:
(1) particle size is put for 0.03-0.2cm zeolite and soaks 0.7-1h in deionized water, be put into after taking-up
0.4-0.8h is boiled in heating in 6%-10% sulfuric acid solution, then is washed with deionized, until pH is 6.8-7.2, is placed in baking
In drying 1.5-1.8h at 85-88 DEG C in case, cool down standby;
(2) 18-30mL tin tetrabromides solution is added drop-wise in 3-3.5 times of absolute ethyl alcohol with 1 drop/s speed, be added dropwise
Stirred in journey by 300-500r/min of rotating speed, be configured to A liquid;Take the palladium salt solution 2- that mass concentration is 0.2%-0.6%
4mL, is added drop-wise in 5-12mL absolute ethyl alcohols with 1-2 drops/s speed and is configured to B liquid, solution ph is adjusted to 1.2-2.4;Turning
Speed is 350-450r/min, and temperature is controlled under the conditions of 42-46 DEG C, B liquid is slowly dropped in A liquid with the speed of 1 drop/2-4 seconds
Temperature processed is 42-46 DEG C, continues stirring 6-8h with rotating speed 200-300r/min under lucifuge, is stood in air, until solution
Viscosity is 4.2-5.8mPas, and colloidal sol is made;
(3) obtained colloidal sol in step 2 is fitted into spray gun, in 4-10Kg/cm2Under the drive of compressed air, with 2-
4mm/s translational speed is equably injected in the surface of zeolite, and the distance between spray gun and zeolite are 18-22cm;Then put quiet
It is 3-5h at 38-42 DEG C to be placed in temperature, forms it into one layer of uniform gel film;Move into baking oven in 55-62 DEG C of drying
1.2-1.8h, is cooled to after room temperature, in muffle furnace, is 520-550 DEG C of roasting 2-2.5h in temperature, catalyst is made.
Further, the number of the mobile phase room is 4.
Further, bacterium pond nutrient solution is in units of parts by weight, including following raw material:24-36 parts of glucose, egg
White 20-28 parts of peptone, 2-4 parts of calcium sulfate, 3-6 parts of potassium dihydrogen phosphate, 1-3 parts of dibastic sodium phosphate, 2-3 parts of magnesium sulfate, iron chloride 1-2
Part, 0.5-2 parts of ammonium chloride, 2-5 parts of potassium sulfate, 1-3 parts of zinc sulfate.
Further, the bacterium is in units of parts by weight, including following components:32-56 parts of sarcine, spirillum
15-34 parts, 20-35 parts of Brevibacillus laterosporus, 23-62 parts of Acinebobacter lwoffi, production 36-68 parts of indoles Chryseobacterium sp.
Further, the fungi culture medium is in units of parts by weight, including following raw material:120-160 parts of mung bean sprouts, fine jade
300-400 parts of fat, 8-12 parts of glucose, 12-15 parts of peptone, 3-6 parts of dipotassium hydrogen phosphate, 3-5 parts of sodium chloride, seven hydrated sulfuric acids
2-3 parts of magnesium, 1-3 parts of green vitriol, 500-600 parts of water;
Further, the preparation method of the fungi culture medium is as follows:Mung bean sprouts is cleaned, adds water and boils 28-32min;With
Added in filtered through gauze, filtrate and glucose, peptone, dipotassium hydrogen phosphate, sodium chloride, seven hydrations are put into after agar, heating for dissolving
Magnesium sulfate, green vitriol, stirring and dissolving, tune pH value is 7.3-7.5, and fungi culture medium is made in cooling, packing, sterilizing.
Further, the fungi is in units of parts by weight, including following components:38-62 parts of Mucor indicus, Pi Nuoka
20-42 parts of Salmonella, 12-16 parts of cladosporium, 8-12 parts of paecilomycerol, 4-9 parts of gliocladium germ.
The present invention has following effects:
Using preferable to VOCs treatment effect during the system processing waste gas containing VOCs for the VOCs that degrades of the invention, drop
Efficiency is solved up to more than 99%;When containing activated carbon, synthetic adsorbent, catalyst simultaneously in filtering ponds, generated between three
Synergy is favourable to promote degraded VOCs;The bacterium of mobile phase room is simultaneously short including sarcine, spirillum, side spore in system
When bacillus, Acinebobacter lwoffi, production indoles Chryseobacterium sp, synergy is generated between five, it is favourable to promote degraded
VOCs;The fungi of mobile phase room is simultaneously mould including Mucor indicus, skin Nocard's bacillus, cladosporium, paecilomycerol, viscous broom in system
Synergy is generated during bacterium, between five, it is favourable to promote degraded VOCs.
【Brief description of the drawings】
Fig. 1 is the system structure diagram for the VOCs that degrades of the present invention,
In figure, 1 is vibrating type high-pressure installation, and 11 be vibrating type high-pressure installation air inlet, and 12 is fill Ni-MH battery, and 2 were
Filter tank, 3 be bacteria-fungal combined type reaction tank, and 31 be mobile phase room, and 311 be dividing plate, and 3111 be import, and 3112 be outlet,
312 be temp probe sensor, and 313 be pH electrodes, and 32 be mobile phase room gas outlet.
【Embodiment】
For ease of more fully understanding the present invention, it is illustrated by following examples, these embodiments belong to the present invention's
Protection domain, but do not limit the scope of the invention.
As shown in figure 1, in embodiment, the system for the VOCs that degrades, including vibrating type high-pressure installation 1, filtering
Pond 2, bacteria-fungal combined type reaction tank 3, the vibrating type high-pressure installation 1 are connected with filtering ponds 2 by pipeline A, the filtering
Pond 2 is connected with bacteria-fungal combined type reaction tank 3 by pipeline B, and the vibrating type high-pressure installation 1 press-fits including vibrating type height
Put air inlet 11, fill Ni-MH battery 12, containing activated carbon, synthetic adsorbent, catalyst in the filtering ponds 2, the activated carbon,
Synthetic adsorbent, the mass ratio of catalyst are 18-35:2-4:1, the bacteria-fungal combined type reaction tank 3 includes mobile phase room
31 and gas outlet 32, the number of the mobile phase room 31 is 4, and the adjacent flow phase room is separated by dividing plate 311 and forms import
3111 are provided with temp probe sensor 312 and pH electrodes 313 with outlet 3112, each mobile phase room, and the temp probe is passed
Sensor 312 controls mobile phase indoor temperature, and the latter half of each mobile phase room is the bacterium pond nutrient solution of Flowing liquid and thin
Bacterium, bacterium can absorb hydrophilic pollutant, and the pH electrodes 313 ensure the pH value of bacterium pond nutrient solution;Top half every
Fungi culture medium and fungi are stained with plate, fungi can absorb in hydrophobic polluter, Flowing liquid significantly continuously to be added
Plus pH buffer, inoculum, accelerator etc.;It can quickly discharge the product of poisonous inhibition simultaneously, keep higher thin
Bacterium activity.
Vibrating type high-pressure installation carries out high pressure to waste gas and clicks on electric discharge so that a part of waste gas is ionized, and moment punctures
Air and waste gas molecule, occurs a series of differentiation cracking reactions, produce high concentration, high intensity, the living radical of high-energy and
Can occur a series of primitive physical reactions when various electronics, ion etc., molecular collision in the offgas, and produce during the course of the reaction
The elemental oxygen given birth to various active free radical and ecological oxygen, i.e. ozone decomposed and produced;Living radical can be destroyed effectively respectively
Kind of virus, the nucleic acid in bacterium, protein prevent it from being normally metabolized and biosynthesis, so as to cause its dead;And give birth to
Organic exhaust gas molecule gas with foreign flavor can be decomposed or be reduced to low molecule innocuous substance by state oxygen rapidly;In addition, by plasma
In ion and object polymerize suction-operated, the trickle organic exhaust gas particulate matter of as low as submicron order can be carried out effective
Adsorption and sedimentation processing;Concentration is reduced, decomposed is, compared with small molecule, to add solubility, can greatly increase bacteria-fungal
The dissolving and absorption (utilizing the waste gas of the ultraviolet light pre-treating high concentration of certain wave band) of combined type reaction tank
Using fungal organism degraded waste gas, fungi has larger specific surface area, had to dry environment or strong acid environment
Stronger tolerance, shows the removal capacity to hydrophobicity VOCs more more preferable than bacterium.
The bacterium is in units of parts by weight, including following components:32-56 parts of sarcine, 15-34 parts of spirillum, side
20-35 parts of spore bacillus brevis, 23-62 parts of Acinebobacter lwoffi, 36-68 parts of indoles Chryseobacterium sp of production.
Bacterium pond nutrient solution is in units of parts by weight, including following raw material:24-36 parts of glucose, peptone 20-28
Part, 2-4 parts of calcium sulfate, 3-6 parts of potassium dihydrogen phosphate, 1-3 parts of dibastic sodium phosphate, 2-3 parts of magnesium sulfate, 1-2 parts of iron chloride, ammonium chloride
0.5-2 parts, 2-5 parts of potassium sulfate, 1-3 parts of zinc sulfate.
The fungi is in units of parts by weight, including following components:38-62 parts of Mucor indicus, skin Nocard's bacillus 20-42
Part, 12-16 parts of cladosporium, 8-12 parts of paecilomycerol, 4-9 parts of gliocladium germ.
The fungi culture medium is in units of parts by weight, including following raw material:120-160 parts of mung bean sprouts, agar 300-400
Part, 8-12 parts of glucose, 12-15 parts of peptone, 3-6 parts of dipotassium hydrogen phosphate, 3-5 parts of sodium chloride, 2-3 parts of bitter salt,
1-3 parts of green vitriol, 500-600 parts of water;The preparation method of the fungi culture medium is as follows:Mung bean sprouts is cleaned, is added water
Boil 28-32min;With filtered through gauze, added in filtrate and glucose, peptone, phosphoric acid hydrogen two are put into after agar, heating for dissolving
Potassium, sodium chloride, bitter salt, green vitriol, stirring and dissolving, tune pH value is 7.3-7.5, cools down, dispenses, goes out
Bacterium, is made fungi culture medium.
The preparation method of the catalyst, comprises the following steps:
(1) particle size is put for 0.03-0.2cm zeolite and soaks 0.7-1h in deionized water, be put into after taking-up
0.4-0.8h is boiled in heating in 6%-10% sulfuric acid solution, then is washed with deionized, until pH is 6.8-7.2, is placed in baking
In drying 1.5-1.8h at 85-88 DEG C in case, cool down standby;
(2) 18-30mL tin tetrabromides solution is added drop-wise in 3-3.5 times of absolute ethyl alcohol with 1 drop/s speed, be added dropwise
Stirred in journey by 300-500r/min of rotating speed, be configured to A liquid;Take the palladium salt solution 2- that mass concentration is 0.2%-0.6%
4mL, is added drop-wise in 5-12mL absolute ethyl alcohols with 1-2 drops/s speed and is configured to B liquid, solution ph is adjusted to 1.2-2.4;Turning
Speed is 350-450r/min, and temperature is controlled under the conditions of 42-46 DEG C, B liquid is slowly dropped in A liquid with the speed of 1 drop/2-4 seconds
Temperature processed is 42-46 DEG C, continues stirring 6-8h with rotating speed 200-300r/min under lucifuge, is stood in air, until solution
Viscosity is 4.2-5.8mPas, and colloidal sol is made;
(3) obtained colloidal sol in step 2 is fitted into spray gun, in 4-10Kg/cm2Under the drive of compressed air, with 2-
4mm/s translational speed is equably injected in the surface of zeolite, and the distance between spray gun and zeolite are 18-22cm;Then put quiet
It is 3-5h at 38-42 DEG C to be placed in temperature, forms it into one layer of uniform gel film;Move into baking oven in 55-62 DEG C of drying
1.2-1.8h, is cooled to after room temperature, in muffle furnace, is 520-550 DEG C of roasting 2-2.5h in temperature, catalyst is made.
The preparation method of the synthetic adsorbent, comprises the following steps:
(a) using the constituent content in X-ray fluorescence spectra analytic approach analysis blast furnace slag, and calculated by constituent content
Mg/ (Mn+Si) is than being 0.05-0.09, and Mn/ (Mn+Si) is than being 0.187-0.213;
(b) regulation blast furnace slag Mg/ (Mn+Si) adds MgO and SiO than comparing with Mn/ (Mn+Si) in 1g blast furnace slags2Regulation
Mg/ (Mn+Si) with Mn/ (Mn+Si) ratio than, respectively to 0.83-0.85 and 0.142-0.148, being made mixture A;
(c) into mixture A made from step b add 32-35mL deionized waters, in microwave power be 100-150W, temperature
Spend for 30-35 DEG C, mixture B is made to stir 12-15min under 200-300r/min in rotating speed;
(d) mixture B made from step c is placed in reactor, reaction production is obtained in reacting 4-6h at 400-500 DEG C
Thing, reaction product is washed with deionized water only, and in being dried at 75-82 DEG C to moisture content≤0.6%, synthetic adsorbent is made.
The bioanalysis for the VOCs that degrades, comprises the following steps:
S1:Waste gas is led into vibrating type high-pressure installation, the vibrating type high-pressure installation carries out ionization process to the waste gas,
Obtain mixed gas A;
S2:The mixed gas A that step S1 is obtained flows through filtering ponds and handled again, obtains mixed gas B;
S3:The mixed gas B that step S2 is obtained flows through bacteria-fungal combined type reaction tank and absorbed, the gaseous mixture
Body B flows through bacteria-fungal combined type reaction tank and carries out absorbing what is be realized in:The mixed gas B flows into the first mobile phase
Room, flows through the first half of the first mobile phase room after the bacterium in the Flowing liquid of the latter half of the first mobile phase room absorbs
The fungi on dividing plate divided absorbs again, then the second mobile phase room is flowed into from baffled outlet, by under the second mobile phase room
Fungi on the dividing plate for the top half that bacterium in the Flowing liquid of half part flows through the second mobile phase room after absorbing inhales again
Receive, with this mixed gas after the bacterium and fungi of four mobile phase rooms absorb, gained mixed gas C goes out from mobile phase room
Gas port is thrown into air.
Embodiment 1
As shown in Figure 1:A kind of system for the VOCs that degrades, including vibrating type high-pressure installation 1, filtering ponds 2, bacterium-true
Bacterium combined type reaction tank 3, the vibrating type high-pressure installation 1 is connected with filtering ponds 2 by pipeline A, and the filtering ponds 2 and bacterium-
Fungi combined type reaction tank 3 is connected by pipeline B, the vibrating type high-pressure installation 1 include vibrating type high-pressure installation air inlet 11,
Fill in Ni-MH battery 12, the filtering ponds 2 contain activated carbon, synthetic adsorbent, catalyst, the activated carbon, synthetic adsorbent,
The mass ratio of catalyst is 26:3:1, the bacteria-fungal combined type reaction tank 3 includes mobile phase room 31 and gas outlet 32, institute
The number for stating mobile phase room 31 is 4, and the adjacent flow phase room is separated by dividing plate 311 and forms import 3111 and outlet 3112,
Each mobile phase room is provided with temp probe sensor 312 and pH electrodes 313, the control of temp probe sensor 312 flowing
Phase indoor temperature, the latter half of each mobile phase room is bacterium pond nutrient solution and the bacterium of Flowing liquid, the absorbable parent of bacterium
Aqueous pollutant, the pH electrodes 313 ensure the pH value of bacterium pond nutrient solution;Fungi training is stained with the dividing plate of top half
Base and fungi are supported, fungi can absorb significantly can continuously add pH buffer, bacterium training in hydrophobic polluter, Flowing liquid
Nutrient solution, accelerator etc.;The product of poisonous inhibition can be quickly discharged simultaneously, keep higher bacterial activity.
Vibrating type high-pressure installation carries out high pressure to waste gas and clicks on electric discharge so that a part of waste gas is ionized, and moment punctures
Air and waste gas molecule, occurs a series of differentiation cracking reactions, produce high concentration, high intensity, the living radical of high-energy and
Can occur a series of primitive physical reactions when various electronics, ion etc., molecular collision in the offgas, and produce during the course of the reaction
The elemental oxygen given birth to various active free radical and ecological oxygen, i.e. ozone decomposed and produced;Living radical can be destroyed effectively respectively
Kind of virus, the nucleic acid in bacterium, protein prevent it from being normally metabolized and biosynthesis, so as to cause its dead;And give birth to
Organic exhaust gas molecule gas with foreign flavor can be decomposed or be reduced to low molecule innocuous substance by state oxygen rapidly;In addition, by plasma
In ion and object polymerize suction-operated, the trickle organic exhaust gas particulate matter of as low as submicron order can be carried out effective
Adsorption and sedimentation processing;Concentration is reduced, decomposed is, compared with small molecule, to add solubility, can greatly increase bacteria-fungal
The dissolving and absorption (utilizing the waste gas of the ultraviolet light pre-treating high concentration of certain wave band) of combined type reaction tank
Using fungal organism degraded waste gas, fungi has larger specific surface area, had to dry environment or strong acid environment
Stronger tolerance, shows the removal capacity to hydrophobicity VOCs more more preferable than bacterium.
The bacterium is in units of parts by weight, including following components:40 parts of sarcine, 25 parts of spirillum, the short bud of side spore
28 parts of spore bacillus, 45 parts of Acinebobacter lwoffi, 47 parts of production indoles Chryseobacterium sp.
Bacterium pond nutrient solution is in units of parts by weight, including following raw material:30 parts of glucose, 25 parts of peptone, sulphur
Sour 3 parts of calcium, 5 parts of potassium dihydrogen phosphate, 2 parts of dibastic sodium phosphate, 2 parts of magnesium sulfate, 2 parts of iron chloride, 1.4 parts of ammonium chloride, 4 parts of potassium sulfate,
2 parts of zinc sulfate.
The fungi is in units of parts by weight, including following components:45 parts of Mucor indicus, skin Nocard's bacillus 30 part,
15 parts of spore bacterium, 10 parts of paecilomycerol, 6 parts of gliocladium germ.
The fungi culture medium is in units of parts by weight, including following raw material:150 parts of mung bean sprouts, 350 parts of agar, grape
Sugar 10 parts, 14 parts of peptone, 5 parts of dipotassium hydrogen phosphate, 4 parts of sodium chloride, 2 parts of bitter salt, 2 parts of green vitriol,
550 parts of water;The preparation method of the fungi culture medium is as follows:Mung bean sprouts is cleaned, adds water and boils 30min;With filtered through gauze, filtrate
Glucose, peptone, dipotassium hydrogen phosphate, sodium chloride, bitter salt, seven hydrations are put into after middle addition agar, heating for dissolving
Ferrous sulfate, stirring and dissolving, it is 7.4 to adjust pH value, cooling, packing, sterilizing, and fungi culture medium is made.
The preparation method of the catalyst, comprises the following steps:
(1) particle size is put for 0.1cm zeolite and soaks 0.9h in deionized water, 8% sulfuric acid is put into after taking-up
0.6h is boiled in heating in solution, then is washed with deionized, until pH is 7, is placed in baking oven in drying 1.7h at 87 DEG C, cools down
It is standby;
(2) 25mL tin tetrabromides solution is added drop-wise in 3.2 times of absolute ethyl alcohols with 1 drop/s speed, during dropwise addition
Stirred by 400r/min of rotating speed, be configured to A liquid;The palladium salt solution 3mL that mass concentration is 0.4% is taken, is dripped with 1 drop/s speed
It is added in 9mL absolute ethyl alcohols and is configured to B liquid, solution ph is adjusted to 1.8;It is 400r/min in rotating speed, temperature is 45 DEG C of conditions
Under, B liquid is slowly dropped in A liquid with the 1 drop speed of/3 seconds, it is 45 DEG C to control temperature, with rotating speed 200r/min under lucifuge
Continue to stir 7h, stood in air, until solution viscosity is 5mPas, colloidal sol is made;
(3) obtained colloidal sol in step 2 is fitted into spray gun, in 8Kg/cm2Under the drive of compressed air, with 3mm/s's
Translational speed is equably injected in the surface of zeolite, and the distance between spray gun and zeolite are 20cm;Then put and be statically placed in temperature and be
4h at 41 DEG C, forms it into one layer of uniform gel film;Move into baking oven in 58 DEG C of dry 1.5h, be cooled to after room temperature, in
In muffle furnace, it is 540 DEG C of roasting 2.3h in temperature, catalyst is made.
The preparation method of the synthetic adsorbent, comprises the following steps:
(a) using the constituent content in X-ray fluorescence spectra analytic approach analysis blast furnace slag, and calculated by constituent content
Mg/ (Mn+Si) is than being 0.201 for 0.08, Mn/ (Mn+Si) ratio;
(b) regulation blast furnace slag Mg/ (Mn+Si) adds MgO and SiO than comparing with Mn/ (Mn+Si) in 1g blast furnace slags2Regulation
Mg/ (Mn+Si) ratios and Mn/ (Mn+Si) ratio respectively to 0.84 and 0.146, are made mixture A;
(c) 34mL deionized waters are added into mixture A made from step b, are 130W in microwave power, temperature is 32
DEG C, mixture B is made to stir 14min under 200r/min in rotating speed;
(d) mixture B made from step c is placed in reactor, obtains reaction product in reacting 5h at 450 DEG C, react
Product is washed with deionized water only, is 0.6% in being dried at 80 DEG C to moisture content, synthetic adsorbent is made.
The bioanalysis for the VOCs that degrades, comprises the following steps:
S1:Waste gas is led into vibrating type high-pressure installation, the vibrating type high-pressure installation carries out ionization process to the waste gas,
Obtain mixed gas A;
S2:The mixed gas A that step S1 is obtained flows through filtering ponds and handled again, obtains mixed gas B;
S3:The mixed gas B that step S2 is obtained flows through bacteria-fungal combined type reaction tank and absorbed, the gaseous mixture
Body B flows through bacteria-fungal combined type reaction tank and carries out absorbing what is be realized in:The mixed gas B flows into the first mobile phase
Room, flows through the first half of the first mobile phase room after the bacterium in the Flowing liquid of the latter half of the first mobile phase room absorbs
The fungi on dividing plate divided absorbs again, then the second mobile phase room is flowed into from baffled outlet, by under the second mobile phase room
Fungi on the dividing plate for the top half that bacterium in the Flowing liquid of half part flows through the second mobile phase room after absorbing inhales again
Receive, with this mixed gas after the bacterium and fungi of four mobile phase rooms absorb, gained mixed gas C goes out from mobile phase room
Gas port is thrown into air.
Embodiment 2
As shown in Figure 1:A kind of system for the VOCs that degrades, including vibrating type high-pressure installation 1, filtering ponds 2, bacterium-true
Bacterium combined type reaction tank 3, the vibrating type high-pressure installation 1 is connected with filtering ponds 2 by pipeline A, and the filtering ponds 2 and bacterium-
Fungi combined type reaction tank 3 is connected by pipeline B, the vibrating type high-pressure installation 1 include vibrating type high-pressure installation air inlet 11,
Fill in Ni-MH battery 12, the filtering ponds 2 contain activated carbon, synthetic adsorbent, catalyst, the activated carbon, synthetic adsorbent,
The mass ratio of catalyst is 18:2:1, the bacteria-fungal combined type reaction tank 3 includes mobile phase room 31 and gas outlet 32, institute
The number for stating mobile phase room 31 is 4, and the adjacent flow phase room is separated by dividing plate 311 and forms import 3111 and outlet 3112,
Each mobile phase room is provided with temp probe sensor 312 and pH electrodes 313, the control of temp probe sensor 312 flowing
Phase indoor temperature, the latter half of each mobile phase room is bacterium pond nutrient solution and the bacterium of Flowing liquid, the absorbable parent of bacterium
Aqueous pollutant, the pH electrodes 313 ensure the pH value of bacterium pond nutrient solution;Fungi training is stained with the dividing plate of top half
Base and fungi are supported, fungi can absorb significantly can continuously add pH buffer, bacterium training in hydrophobic polluter, Flowing liquid
Nutrient solution, accelerator etc.;The product of poisonous inhibition can be quickly discharged simultaneously, keep higher bacterial activity.
Vibrating type high-pressure installation carries out high pressure to waste gas and clicks on electric discharge so that a part of waste gas is ionized, and moment punctures
Air and waste gas molecule, occurs a series of differentiation cracking reactions, produce high concentration, high intensity, the living radical of high-energy and
Can occur a series of primitive physical reactions when various electronics, ion etc., molecular collision in the offgas, and produce during the course of the reaction
The elemental oxygen given birth to various active free radical and ecological oxygen, i.e. ozone decomposed and produced;Living radical can be destroyed effectively respectively
Kind of virus, the nucleic acid in bacterium, protein prevent it from being normally metabolized and biosynthesis, so as to cause its dead;And give birth to
Organic exhaust gas molecule gas with foreign flavor can be decomposed or be reduced to low molecule innocuous substance by state oxygen rapidly;In addition, by plasma
In ion and object polymerize suction-operated, the trickle organic exhaust gas particulate matter of as low as submicron order can be carried out effective
Adsorption and sedimentation processing;Concentration is reduced, decomposed is, compared with small molecule, to add solubility, can greatly increase bacteria-fungal
The dissolving and absorption (utilizing the waste gas of the ultraviolet light pre-treating high concentration of certain wave band) of combined type reaction tank
Using fungal organism degraded waste gas, fungi has larger specific surface area, had to dry environment or strong acid environment
Stronger tolerance, shows the removal capacity to hydrophobicity VOCs more more preferable than bacterium.
The bacterium is in units of parts by weight, including following components:33 parts of sarcine, 15 parts of spirillum, the short bud of side spore
20 parts of spore bacillus, 25 parts of Acinebobacter lwoffi, 36 parts of production indoles Chryseobacterium sp.
Bacterium pond nutrient solution is in units of parts by weight, including following raw material:24 parts of glucose, 20 parts of peptone, sulphur
Sour 2 parts of calcium, 3 parts of potassium dihydrogen phosphate, 1 part of dibastic sodium phosphate, 2 parts of magnesium sulfate, 1 part of iron chloride, 0.5 part of ammonium chloride, 2 parts of potassium sulfate,
1 part of zinc sulfate.
The fungi is in units of parts by weight, including following components:40 parts of Mucor indicus, skin Nocard's bacillus 20 part,
12 parts of spore bacterium, 8 parts of paecilomycerol, 4 parts of gliocladium germ.
The fungi culture medium is in units of parts by weight, including following raw material:120 parts of mung bean sprouts, 300 parts of agar, grape
8 parts of sugar, 12 parts of peptone, 3 parts of dipotassium hydrogen phosphate, 3 parts of sodium chloride, 2 parts of bitter salt, 1 part of green vitriol, water
500 parts;The preparation method of the fungi culture medium is as follows:Mung bean sprouts is cleaned, adds water and boils 28min;With filtered through gauze, in filtrate
Add and glucose, peptone, dipotassium hydrogen phosphate, sodium chloride, bitter salt, seven hydration sulphur are put into after agar, heating for dissolving
It is sour ferrous, stirring and dissolving, it is 7.3 to adjust pH value, cooling, packing, sterilizing, and fungi culture medium is made.
The preparation method of the catalyst, comprises the following steps:
(1) particle size is put for 0.03cm zeolite and soaks 0.7h in deionized water, 7% sulfuric acid is put into after taking-up
0.8h is boiled in heating in solution, then is washed with deionized, until pH is 6.8, is placed in baking oven in drying 1.8h at 85 DEG C, cold
It is standby;
(2) 18mL tin tetrabromides solution is added drop-wise in 3 times of absolute ethyl alcohols with 1 drop/s speed, during dropwise addition with
Rotating speed stirs for 300r/min, is configured to A liquid;The palladium salt solution 2mL that mass concentration is 0.2% is taken, is added dropwise with 1 drop/s speed
B liquid is configured into 5mL absolute ethyl alcohols, solution ph is adjusted to 1.3;Rotating speed be 350r/min, temperature be 42 DEG C under the conditions of,
B liquid is slowly dropped in A liquid with the 1 drop speed of/2 seconds, it is 42 DEG C to control temperature, is continued under lucifuge with rotating speed 200r/min
6h is stirred, is stood in air, until solution viscosity is 4.3mPas, colloidal sol is made;
(3) obtained colloidal sol in step 2 is fitted into spray gun, in 5Kg/cm2Under the drive of compressed air, with 2mm/s's
Translational speed is equably injected in the surface of zeolite, and the distance between spray gun and zeolite are 18cm;Then put and be statically placed in temperature and be
5h at 38 DEG C, forms it into one layer of uniform gel film;Move into baking oven in 55 DEG C of dry 1.8h, be cooled to after room temperature, in
In muffle furnace, it is 520 DEG C of roasting 2.5h in temperature, catalyst is made.
The preparation method of the synthetic adsorbent, comprises the following steps:
(a) using the constituent content in X-ray fluorescence spectra analytic approach analysis blast furnace slag, and calculated by constituent content
Mg/ (Mn+Si) is than being 0.187 for 0.05, Mn/ (Mn+Si) ratio;
(b) regulation blast furnace slag Mg/ (Mn+Si) adds MgO and SiO than comparing with Mn/ (Mn+Si) in 1g blast furnace slags2Regulation
Mg/ (Mn+Si) ratios and Mn/ (Mn+Si) ratio respectively to 0.83 and 0.142, are made mixture A;
(c) 32mL deionized waters are added into mixture A made from step b, are 100W in microwave power, temperature is 30
DEG C, mixture B is made to stir 15min under 200r/min in rotating speed;
(d) mixture B made from step c is placed in reactor, obtains reaction product in reacting 6h at 400 DEG C, react
Product is washed with deionized water only, is 0.5% in being dried at 75 DEG C to moisture content, synthetic adsorbent is made.
The bioanalysis for the VOCs that degrades, comprises the following steps:
S1:Waste gas is led into vibrating type high-pressure installation, the vibrating type high-pressure installation carries out ionization process to the waste gas,
Obtain mixed gas A;
S2:The mixed gas A that step S1 is obtained flows through filtering ponds and handled again, obtains mixed gas B;
S3:The mixed gas B that step S2 is obtained flows through bacteria-fungal combined type reaction tank and absorbed, the gaseous mixture
Body B flows through bacteria-fungal combined type reaction tank and carries out absorbing what is be realized in:The mixed gas B flows into the first mobile phase
Room, flows through the first half of the first mobile phase room after the bacterium in the Flowing liquid of the latter half of the first mobile phase room absorbs
The fungi on dividing plate divided absorbs again, then the second mobile phase room is flowed into from baffled outlet, by under the second mobile phase room
Fungi on the dividing plate for the top half that bacterium in the Flowing liquid of half part flows through the second mobile phase room after absorbing inhales again
Receive, with this mixed gas after the bacterium and fungi of four mobile phase rooms absorb, gained mixed gas C goes out from mobile phase room
Gas port is thrown into air.
Embodiment 3
As shown in Figure 1:A kind of system of the VOCs that is used to degrading, including it is vibrating type high-pressure installation 1, filtering ponds 2, thin
Bacterium-fungi combined type reaction tank 3, the vibrating type high-pressure installation 1 is connected with filtering ponds 2 by pipeline A, the filtering ponds 2 with
Bacteria-fungal combined type reaction tank 3 is connected by pipeline B, and the vibrating type high-pressure installation 1 includes vibrating type high-pressure installation air inlet
Mouthfuls 11, fill and contain activated carbon, synthetic adsorbent, catalyst in Ni-MH battery 12, the filtering ponds 2, the activated carbon, synthesis are inhaled
Attached dose, the mass ratio of catalyst be 35:4:1, the bacteria-fungal combined type reaction tank 3 includes mobile phase room 31 and gas outlet
32, the number of the mobile phase room 31 is 4, and the adjacent flow phase room is separated by dividing plate 311 and formed import 3111 and export
3112, each mobile phase room is provided with temp probe sensor 312 and pH electrodes 313, and the temp probe sensor 312 is controlled
Mobile phase indoor temperature, the latter half of each mobile phase room is bacterium pond nutrient solution and the bacterium of Flowing liquid, and bacterium can inhale
Hydrophilic pollutant is received, the pH electrodes 313 ensure the pH value of bacterium pond nutrient solution;It is stained with the dividing plate of top half true
Bacterium culture medium and fungi, fungi can absorb significantly can continuously add pH buffer in hydrophobic polluter, Flowing liquid, thin
Bacteria culture fluid, accelerator etc.;The product of poisonous inhibition can be quickly discharged simultaneously, keep higher bacterial activity.
Vibrating type high-pressure installation carries out high pressure to waste gas and clicks on electric discharge so that a part of waste gas is ionized, and moment punctures
Air and waste gas molecule, occurs a series of differentiation cracking reactions, produce high concentration, high intensity, the living radical of high-energy and
Can occur a series of primitive physical reactions when various electronics, ion etc., molecular collision in the offgas, and produce during the course of the reaction
The elemental oxygen given birth to various active free radical and ecological oxygen, i.e. ozone decomposed and produced;Living radical can be destroyed effectively respectively
Kind of virus, the nucleic acid in bacterium, protein prevent it from being normally metabolized and biosynthesis, so as to cause its dead;And give birth to
Organic exhaust gas molecule gas with foreign flavor can be decomposed or be reduced to low molecule innocuous substance by state oxygen rapidly;In addition, by plasma
In ion and object polymerize suction-operated, the trickle organic exhaust gas particulate matter of as low as submicron order can be carried out effective
Adsorption and sedimentation processing;Concentration is reduced, decomposed is, compared with small molecule, to add solubility, can greatly increase bacteria-fungal
The dissolving and absorption (utilizing the waste gas of the ultraviolet light pre-treating high concentration of certain wave band) of combined type reaction tank
Using fungal organism degraded waste gas, fungi has larger specific surface area, had to dry environment or strong acid environment
Stronger tolerance, shows the removal capacity to hydrophobicity VOCs more more preferable than bacterium.
The bacterium is in units of parts by weight, including following components:55 parts of sarcine, 34 parts of spirillum, the short bud of side spore
35 parts of spore bacillus, 62 parts of Acinebobacter lwoffi, 65 parts of production indoles Chryseobacterium sp.
Bacterium pond nutrient solution is in units of parts by weight, including following raw material:36 parts of glucose, 28 parts of peptone, sulphur
Sour 4 parts of calcium, 6 parts of potassium dihydrogen phosphate, 3 parts of dibastic sodium phosphate, 3 parts of magnesium sulfate, 2 parts of iron chloride, 2 parts of ammonium chloride, 5 parts of potassium sulfate, sulphur
Sour 3 parts of zinc.
The fungi is in units of parts by weight, including following components:62 parts of Mucor indicus, skin Nocard's bacillus 42 part,
16 parts of spore bacterium, 12 parts of paecilomycerol, 9 parts of gliocladium germ.
The fungi culture medium is in units of parts by weight, including following raw material:160 parts of mung bean sprouts, 400 parts of agar, grape
Sugar 12 parts, 15 parts of peptone, 6 parts of dipotassium hydrogen phosphate, 5 parts of sodium chloride, 3 parts of bitter salt, 3 parts of green vitriol,
600 parts of water;The preparation method of the fungi culture medium is as follows:Mung bean sprouts is cleaned, adds water and boils 28min;With filtered through gauze, filtrate
Glucose, peptone, dipotassium hydrogen phosphate, sodium chloride, bitter salt, seven hydrations are put into after middle addition agar, heating for dissolving
Ferrous sulfate, stirring and dissolving, it is 7.5 to adjust pH value, cooling, packing, sterilizing, and fungi culture medium is made.
The preparation method of the catalyst, comprises the following steps:
(1) particle size is put for 0.18cm zeolite and soaks 1h in deionized water, 10% sulfuric acid is put into after taking-up
0.4h is boiled in heating in solution, then is washed with deionized, until pH is 7.2, is placed in baking oven in drying 1.5h at 88 DEG C, cold
It is standby;
(2) 30mL tin tetrabromides solution is added drop-wise in 3.5 times of absolute ethyl alcohols with 1 drop/s speed, during dropwise addition
Stirred by 500r/min of rotating speed, be configured to A liquid;The palladium salt solution 4mL that mass concentration is -0.6% is taken, with 2 drops/s speed
It is added drop-wise in 12mL absolute ethyl alcohols and is configured to B liquid, solution ph is adjusted to 2.4;It is 450r/min in rotating speed, temperature is 46 DEG C of bars
Under part, B liquid is slowly dropped in A liquid with the 1 drop speed of/4 seconds, it is 46 DEG C to control temperature, with rotating speed 300r/ under lucifuge
Min continues to stir 6h, is stood in air, until solution viscosity is 5.8mPas, colloidal sol is made;
(3) obtained colloidal sol in step 2 is fitted into spray gun, in 10Kg/cm2Under the drive of compressed air, with 4mm/s's
Translational speed is equably injected in the surface of zeolite, and the distance between spray gun and zeolite are 22cm;Then put and be statically placed in temperature and be
3h at 42 DEG C, forms it into one layer of uniform gel film;Move into baking oven in 62 DEG C of dry 1.2h, be cooled to after room temperature, in
In muffle furnace, it is 550 DEG C of roasting 2h in temperature, catalyst is made.
The preparation method of the synthetic adsorbent, comprises the following steps:
(a) using the constituent content in X-ray fluorescence spectra analytic approach analysis blast furnace slag, and calculated by constituent content
Mg/ (Mn+Si) is than being 0.213 for 0.09, Mn/ (Mn+Si) ratio;
(b) regulation blast furnace slag Mg/ (Mn+Si) adds MgO and SiO than comparing with Mn/ (Mn+Si) in 1g blast furnace slags2Regulation
Mg/ (Mn+Si) ratios and Mn/ (Mn+Si) ratio respectively to 0.85 and 0.148, are made mixture A;
(c) 35mL deionized waters are added into mixture A made from step b, are 150W in microwave power, temperature is 35
DEG C, mixture B is made to stir 12min under 300r/min in rotating speed;
(d) mixture B made from step c is placed in reactor, obtains reaction product in reacting 4h at 500 DEG C, react
Product is washed with deionized water only, is 0.4% in being dried at 82 DEG C to moisture content, synthetic adsorbent is made.
The bioanalysis for the VOCs that degrades, comprises the following steps:
S1:Waste gas is led into vibrating type high-pressure installation, the vibrating type high-pressure installation carries out ionization process to the waste gas,
Obtain mixed gas A;
S2:The mixed gas A that step S1 is obtained flows through filtering ponds and handled again, obtains mixed gas B;
S3:The mixed gas B that step S2 is obtained flows through bacteria-fungal combined type reaction tank and absorbed, the gaseous mixture
Body B flows through bacteria-fungal combined type reaction tank and carries out absorbing what is be realized in:The mixed gas B flows into the first mobile phase
Room, flows through the first half of the first mobile phase room after the bacterium in the Flowing liquid of the latter half of the first mobile phase room absorbs
The fungi on dividing plate divided absorbs again, then the second mobile phase room is flowed into from baffled outlet, by under the second mobile phase room
Fungi on the dividing plate for the top half that bacterium in the Flowing liquid of half part flows through the second mobile phase room after absorbing inhales again
Receive, with this mixed gas after the bacterium and fungi of four mobile phase rooms absorb, gained mixed gas C goes out from mobile phase room
Gas port is thrown into air.
Comparative example 1
Technique is substantially the same manner as Example 3, has difference only and is:Lack filtering ponds in system, i.e., waste gas is without mistake
Filter the step processing.
Comparative example 2
Technique is substantially the same manner as Example 3, has difference only and is:Only containing synthesis absorption in filtering ponds in system
Agent, catalyst.
Comparative example 3
Technique is substantially the same manner as Example 3, has difference only and is:Contain activated carbon, catalysis in filtering ponds in system
Agent.
Comparative example 4
Technique is substantially the same manner as Example 3, has difference only and is:Contain activated carbon, synthesis in filtering ponds in system
Adsorbent.
Comparative example 5
Technique is substantially the same manner as Example 3, has difference only and is:Lack the bacterium pond nutrient solution of mobile phase room in system
And bacterium, i.e. waste gas absorb the step without bacterium and handled.
Comparative example 6
Technique is substantially the same manner as Example 3, has difference only and is:The bacterium of mobile phase room only includes spiral in system
Bacterium, Brevibacillus laterosporus, Acinebobacter lwoffi, production indoles Chryseobacterium sp.
Comparative example 7
Technique is substantially the same manner as Example 3, has difference only and is:The bacterium of mobile phase room only includes eight folded balls in system
Bacterium, Brevibacillus laterosporus, Acinebobacter lwoffi, production indoles Chryseobacterium sp.
Comparative example 8
Technique is substantially the same manner as Example 3, has difference only and is:The bacterium of mobile phase room only includes eight folded balls in system
Bacterium, spirillum, Acinebobacter lwoffi, production indoles Chryseobacterium sp.
Comparative example 9
Technique is substantially the same manner as Example 3, has difference only and is:The bacterium of mobile phase room only includes eight folded balls in system
Bacterium, spirillum, Brevibacillus laterosporus, production indoles Chryseobacterium sp.
Comparative example 10
Technique is substantially the same manner as Example 3, has difference only and is:The bacterium of mobile phase room only includes eight folded balls in system
Bacterium, spirillum, Brevibacillus laterosporus, Acinebobacter lwoffi.
Comparative example 11
Technique is substantially the same manner as Example 3, has difference only and is:Lack adhered on the dividing plate of mobile phase room true in system
Bacterium culture medium and fungi, i.e. waste gas absorb the step processing without fungi.
Comparative example 12
Technique is substantially the same manner as Example 3, has difference only and is:The fungi of mobile phase room only includes Pi Nuoka in system
Salmonella, cladosporium, paecilomycerol, gliocladium germ.
Comparative example 13
Technique is substantially the same manner as Example 3, has difference only and is:The fungi of mobile phase room only includes India's hair in system
Mould, cladosporium, paecilomycerol, gliocladium germ.
Comparative example 14
Technique is substantially the same manner as Example 3, has difference only and is:The fungi of mobile phase room only includes India's hair in system
Mould, skin Nocard's bacillus, paecilomycerol, gliocladium germ.
Comparative example 15
Technique is substantially the same manner as Example 3, has difference only and is:The fungi of mobile phase room only includes India's hair in system
Mould, skin Nocard's bacillus, cladosporium, gliocladium germ.
Comparative example 16
Technique is substantially the same manner as Example 3, has difference only and is:The fungi of mobile phase room only includes India's hair in system
Mould, skin Nocard's bacillus, cladosporium, paecilomycerol.
Embodiment 4
The waste gas containing VOCs is handled using embodiment 1-3, comparative example 1-16 system and processing method.It is described
It is 600ppm that waste gas containing VOCs, which mainly contains VOCs concentration in benzene,toluene,xylene and styrene, air inlet, with processing
VOCs concentration, as a result see the table below in 20s, detection mobile phase room gas outlet.
| Project | Inlet gas concentration (ppm) | Outlet concentration (ppm) | Degradation efficiency (%) |
| Embodiment 1 | 600 | 5.1 | 99.15 |
| Embodiment 2 | 600 | 5.9 | 99.02 |
| Embodiment 3 | 600 | 5.4 | 99.10 |
| Comparative example 1 | 600 | 95.6 | 84.07 |
| Comparative example 2 | 600 | 38.3 | 93.62 |
| Comparative example 3 | 600 | 25.8 | 95.70 |
| Comparative example 4 | 600 | 18.1 | 96.98 |
| Comparative example 5 | 600 | 104.2 | 82.63 |
| Comparative example 6 | 600 | 32.5 | 94.58 |
| Comparative example 7 | 600 | 26.1 | 95.65 |
| Comparative example 8 | 600 | 15.7 | 97.38 |
| Comparative example 9 | 600 | 16.3 | 97.28 |
| Comparative example 10 | 600 | 15.4 | 97.43 |
| Comparative example 11 | 600 | 98.7 | 83.55 |
| Comparative example 12 | 600 | 29.6 | 95.07 |
| Comparative example 13 | 600 | 24.9 | 95.85 |
| Comparative example 14 | 600 | 16.2 | 97.30 |
| Comparative example 15 | 600 | 14.8 | 97.53 |
| Comparative example 16 | 600 | 15.7 | 97.38 |
As seen from table:Using preferable to VOCs treatment effect during method processing waste gas containing VOCs of the invention, degraded effect
Rate is up to more than 99%;Simultaneously containing work in embodiment 3 and comparative example 1-4 degradation efficiency data analysis, filtering ponds
Property charcoal, synthetic adsorbent, catalyst when, synergy is generated between three, promotes degraded VOCs;By embodiment 3 and contrast
Example 5-10 degradation efficiency data analysis understands that the bacterium of mobile phase room is simultaneously including sarcine, spirillum, side spore in system
When bacillus brevis, Acinebobacter lwoffi, production indoles Chryseobacterium sp, synergy is generated between five, promotes degraded VOCs;
The fungi of mobile phase room is simultaneously including India in embodiment 3 and comparative example 11-16 degradation efficiency data analysis, system
When mucor, skin Nocard's bacillus, cladosporium, paecilomycerol, gliocladium germ, synergy is generated between five, promotes degraded
VOCs。
Above content is further description made for the present invention, it is impossible to assert being confined to these and saying for the present invention
It is bright., without departing from the inventive concept of the premise, can be with for general technical staff of the technical field of the invention
Some simple deduction or replace are made, the patent protection that the present invention is determined by the claims submitted should be all considered as belonging to
Scope.
Claims (10)
1. a kind of system for the VOCs that degrades, it is characterised in that multiple including vibrating type high-pressure installation, filtering ponds, bacteria-fungal
Box-like reaction tank, the vibrating type high-pressure installation is connected with filtering ponds by pipeline A, and the filtering ponds are combined with bacteria-fungal
Formula reaction tank is connected by pipeline B, and the vibrating type high-pressure installation includes vibrating type high-pressure installation air inlet, fills Ni-MH battery,
Contain activated carbon, synthetic adsorbent, catalyst in the filtering ponds, the bacteria-fungal combined type reaction tank includes mobile phase
Room and mobile phase room gas outlet, the adjacent flow phase room are separated by dividing plate and form inlet and outlet, and each mobile phase room is set
Temp probe sensor and pH electrodes are equipped with, the temp probe sensor controls mobile phase indoor temperature, each mobile phase room
Bacterium pond nutrient solution and bacterium of the latter half for Flowing liquid, bacterium can absorb hydrophilic pollutant, the pH electrodes
Ensure the pH value of bacterium pond nutrient solution;Fungi culture medium and fungi are stained with the dividing plate of top half, fungi can absorb significantly
Hydrophobic polluter;Can continuously it be added including pH buffer, inoculum, accelerator in Flowing liquid, while can be with
The product of poisonous inhibition is quickly discharged, higher bacterial activity is kept.
2. the system according to claim 1 for the VOCs that degrades, it is characterised in that:The activated carbon, synthetic adsorbent,
The mass ratio of catalyst is 18-35:2-4:1.
3. the system according to claim 2 for the VOCs that degrades, it is characterised in that:The preparation side of the synthetic adsorbent
Method, comprises the following steps:
(a) using the constituent content in X-ray fluorescence spectra analytic approach analysis blast furnace slag, and Mg/ (Mn are calculated by constituent content
+ Si) than being 0.05-0.09, Mn/ (Mn+Si) is than being 0.187-0.213;
(b) regulation blast furnace slag Mg/ (Mn+Si) adds MgO and SiO than comparing with Mn/ (Mn+Si) in 1g blast furnace slags2Adjust Mg/
(Mn+Si) than, respectively to 0.83-0.85 and 0.142-0.148, mixture A being made with Mn/ (Mn+Si) ratio;
(c) 32-35mL deionized waters are added into mixture A made from step b, are 100-150W in microwave power, temperature is
30-35 DEG C, mixture B is made to stir 12-15min under 200-300r/min in rotating speed;
(d) mixture B made from step c is placed in reactor, obtains reaction product in reacting 4-6h at 400-500 DEG C, instead
Answer product to be washed with deionized water only, in being dried at 75-82 DEG C to moisture content≤0.6%, synthetic adsorbent is made.
4. the system according to claim 2 for the VOCs that degrades, it is characterised in that:The preparation method of the catalyst,
Comprise the following steps:
(1) particle size is put for 0.03-0.2cm zeolite and soaks 0.7-1h in deionized water, 6%- is put into after taking-up
0.4-0.8h is boiled in heating in 10% sulfuric acid solution, then is washed with deionized, until pH is 6.8-7.2, is placed in baking oven
In drying 1.5-1.8h at 85-88 DEG C, cool down standby;
(2) 18-30mL tin tetrabromides solution is added drop-wise in 3-3.5 times of absolute ethyl alcohol with 1 drop/s speed, during dropwise addition
Stirred by 300-500r/min of rotating speed, be configured to A liquid;The palladium salt solution 2-4mL that mass concentration is 0.2%-0.6% is taken, with
1-2 drops/s speed, which is added drop-wise in 5-12mL absolute ethyl alcohols, is configured to B liquid, and solution ph is adjusted to 1.2-2.4;It is in rotating speed
350-450r/min, B liquid is under the conditions of 42-46 DEG C, was slowly dropped in A liquid by temperature with the speed of 1 drop/2-4 seconds, control temperature
Spend for 42-46 DEG C, stirring 6-8h is continued with rotating speed 200-300r/min under lucifuge, stood in air, until solution viscosity
For 4.2-5.8mPas, colloidal sol is made;
(3) obtained colloidal sol in step 2 is fitted into spray gun, in 4-10Kg/cm2Under the drive of compressed air, with 2-4mm/s's
Translational speed is equably injected in the surface of zeolite, and the distance between spray gun and zeolite are 18-22cm;Then put and be statically placed in temperature
For 3-5h at 38-42 DEG C, one layer of uniform gel film is formed it into;Move into baking oven in 55-62 DEG C of dry 1.2-1.8h, it is cold
But to after room temperature, in muffle furnace, it is 520-550 DEG C of roasting 2-2.5h in temperature, catalyst is made.
5. the system according to claim 1 for the VOCs that degrades, it is characterised in that:The number of the mobile phase room is 4.
6. the system according to claim 1 for the VOCs that degrades, it is characterised in that:Bacterium pond nutrient solution is with weight
Part it is unit, including following raw material:24-36 parts of glucose, 20-28 parts of peptone, 2-4 parts of calcium sulfate, potassium dihydrogen phosphate 3-6
Part, 1-3 parts of dibastic sodium phosphate, 2-3 parts of magnesium sulfate, 1-2 parts of iron chloride, 0.5-2 parts of ammonium chloride, 2-5 parts of potassium sulfate, zinc sulfate 1-3
Part.
7. the system according to claim 6 for the VOCs that degrades, it is characterised in that:The bacterium is using parts by weight to be single
Position, including following components:32-56 parts of sarcine, 15-34 parts of spirillum, 20-35 parts of Brevibacillus laterosporus, Lu Shi are motionless
23-62 parts of bacillus, 36-68 parts of indoles Chryseobacterium sp of production.
8. the system according to claim 1 for the VOCs that degrades, it is characterised in that:The fungi culture medium is with parts by weight
For unit, including following raw material:120-160 parts of mung bean sprouts, 300-400 parts of agar, 8-12 parts of glucose, 12-15 parts of peptone,
3-6 parts of dipotassium hydrogen phosphate, 3-5 parts of sodium chloride, 2-3 parts of bitter salt, 1-3 parts of green vitriol, water 500-600
Part.
9. the system according to claim 1 for the VOCs that degrades, it is characterised in that:The preparation side of the fungi culture medium
Method is as follows:Mung bean sprouts is cleaned, adds water and boils 28-32min;With filtered through gauze, Portugal is put into after adding agar, heating for dissolving in filtrate
Grape sugar, peptone, dipotassium hydrogen phosphate, sodium chloride, bitter salt, green vitriol, stirring and dissolving, adjust pH value be
7.3-7.5, cooling, packing, sterilizing, is made fungi culture medium.
10. the system for the VOCs that degrades according to claim 8 or claim 9, it is characterised in that:The fungi using parts by weight as
Unit, including following components:38-62 parts of Mucor indicus, 20-42 parts of skin Nocard's bacillus, 12-16 parts of cladosporium, paecilomycerol
8-12 parts, 4-9 parts of gliocladium germ.
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| CN108362851A (en) * | 2018-01-31 | 2018-08-03 | 河南工程学院 | A kind of experimental method and device using the distinguished and admirable gas of microbial degradation coal mine |
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