CN201276562Y - Aerobic biofermentation tank for recycling tail gas - Google Patents
Aerobic biofermentation tank for recycling tail gas Download PDFInfo
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- CN201276562Y CN201276562Y CN 200820106239 CN200820106239U CN201276562Y CN 201276562 Y CN201276562 Y CN 201276562Y CN 200820106239 CN200820106239 CN 200820106239 CN 200820106239 U CN200820106239 U CN 200820106239U CN 201276562 Y CN201276562 Y CN 201276562Y
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- 238000004064 recycling Methods 0.000 title abstract 3
- 230000004151 fermentation Effects 0.000 claims abstract description 53
- 238000000855 fermentation Methods 0.000 claims abstract description 52
- 239000007788 liquid Substances 0.000 claims abstract description 49
- 239000000463 material Substances 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims description 34
- 230000006698 induction Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000010564 aerobic fermentation Methods 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 abstract description 2
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 71
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 238000010907 mechanical stirring Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 230000002708 enhancing effect Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/18—Flow directing inserts
- C12M27/20—Baffles; Ribs; Ribbons; Auger vanes
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/06—Nozzles; Sprayers; Spargers; Diffusers
- C12M29/08—Air lift
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/24—Recirculation of gas
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/22—Heat exchange systems, e.g. heat jackets or outer envelopes in contact with the bioreactor walls
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- Genetics & Genomics (AREA)
- Biomedical Technology (AREA)
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- Processing Of Solid Wastes (AREA)
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Abstract
The utility model provides an aerobic biological fermentation tank for tail gas recycling, comprising a reaction tank body; a heat exchange device is arranged at the outer part of the tank, a baffle and a stirring device are arranged in the tank; the tank body is provided with a compressed air inlet pipe and an air distributor, an air outlet pipe and an inlet and an outlet of materials. The tank is characterized in that 1-30 tail gas return pipes are excited from the fermentation liquid surface at the top of the fermentation tank to the middle-lower and bottom of the fermentation tank; a tail gas return driving unit is arranged on the tail gas return pipe. The utility model can achieve partial tail gas recycling and reduce the environmental protection processing pressure of the emitted tail gas, reduce the fresh air capacity in the fermentation process, thereby saving the fermentation driving cost greatly, reducing the evaporation capacity in the fermentation process, and increasing the fermentation volume. The utility model is simple in structure and is easy to reform the normal aerobic fermentation tank.
Description
Technical field
The utility model relates to a kind of tail gas reuse heat aerobic organisms fermentation jar, and particularly the gas-liquid two-phase mixed stirring device belongs to fluid mixed reactor field.
Background technology
In the aerobe reaction, the conventional structure that is used for the fermentor tank of aerobic microbiological cultivation comprises: air-distributor, vapor pipe and other process stream mouth of pipe etc. of tank body, manhole, mechanical stirring device (being provided with as required), baffle plate, heat-exchanger rig (inner coil pipe or outer semicanal), compressed air inlet pipe, compressed air inlet pipe end.The transmission of oxygen during the fermentation realizes by following process: the fermented liquid that is rich in microorganism is contained in aseptic, the airtight fermentor tank, pressurized air through aseptically process blasts from the inlet pipe bottom the fermentor tank, by the primary dispersion of air-distributor or further be separated into tiny bubble once more through mechanical stirring device, from bottom to top pass the fermentation liquid layer, after in this process, finishing the gas-liquid transmission of oxygen, be pooled to more than the fermentation liquid level, discharge from the vapor pipe at fermentor tank top.The tail gas of being discharged has following feature:
1, higher oxygen level, because the solubleness of oxygen in water is very low, even if under the situation of good Gas-Liquid Dispersion, the utilization ratio of the oxygen in the fresh compressed air that is blasted is still very low, pass oxygen content in the tail gas after the fermented liquid generally about 19-20%.
2, low temperature, air have carried out sufficient heat transmission in passing the process of fermented liquid, make the temperature of tail gas be equal to the temperature of fermented liquid substantially, generally all are lower than the inlet air temperature of fresh compressed air.
3, aseptic, tail gas can keep good sterile state always before draining into atmosphere.
4, band is pressed, and during the fermentation, for keeping the solubleness of good sterile state and higher oxygen, generally all keeps the malleation about the above 0.5-1Kgf/cm2 of fermentation liquid level, and this pressure is the pressure of tail gas before the discharge fermentor tank.
Because of the preparation cost of aseptic compressed air that is used for the aerobic fermentation process is very high, generally about 280-360 unit/Km3, and possess the tail gas of above-mentioned feature, after once utilizing, just directly effluxing, exist the waste of very big degree.
Summary of the invention
The purpose of this utility model is to overcome the deficiency in the prior art, provide a kind of can be with the reuse of part tail gas, thereby can reduce consumption of fresh air tail gas reuse aerobic fermentation tank.
The technical scheme that solves the problems of the technologies described above is: this tail gas reuse heat aerobic organisms fermentation jar, comprise the fermentor tank tank body, jar peripheral hardware displacement thermic devices, in jar baffle plate and whipping appts are set, tank body is provided with compressed air inlet pipe and air-distributor, vapor pipe and material import and export, it is characterized in that: on fermentor tank top fermentation liquid level, draw 1-30 root tail gas return line, tail gas backflow driver element is installed on the tail gas return line to fermentor tank middle and lower part or bottom.
Described tail gas reuse heat aerobic organisms fermentation jar, described tail gas backflow driver element is mounted in the booster fan of tail gas return line upstream.
Described tail gas reuse heat aerobic organisms fermentation jar, described booster fan is centrifugal fan, tube axial fan or roots blower, air inlet, air outlet are connected in the pipeline of tail gas return line upstream.
Described tail gas reuse heat aerobic organisms fermentation jar, described tail gas backflow driver element is mounted in the airstream vent fan in tail gas return line downstream.
Described tail gas reuse heat aerobic organisms fermentation jar, described airstream vent fan is made up of compressed-air atomizer, induction chamber, the air-breathing mouth of pipe, mixing tube, wherein the compressed-air atomizer inlet end links to each other with compressed air inlet pipe by taking over, jet exit stretches in the induction chamber and with mixing tube and keeps coaxial, the air-breathing mouth of pipe is opened on the outer rim of induction chamber and with the tail gas return line and is linked to each other, mixing tube is fixed on the fermentor tank tank skin, the inlet of mixing tube links to each other with induction chamber outside jar, and the outlet of mixing tube is stretched in the fermentor tank.
Described tail gas reuse heat aerobic organisms fermentation jar, coaxial installation next stage or multistage mixing tube behind the mixing tube of described airstream vent fan are installed spoiler or static mixing element in mixing tubes at different levels.
Described tail gas reuse heat aerobic organisms fermentation jar, the complete installation of described airstream vent fan be in the inside of fermentor tank, its compressed-air atomizer and the air-breathing mouth of pipe respectively with introduce fermentor tank in compressed air inlet pipe be connected with the tail gas return line.
Described tail gas reuse heat aerobic organisms fermentation jar, described tail gas backflow driver element is mounted in the self-priming rotor vent fan in tail gas return line downstream.
Described tail gas reuse heat aerobic organisms fermentation jar, described self-priming rotor vent fan is made up of motor, magnetictransmission pair, hollow rotor, air suction pipe, rotation chamber, jet liquid discharge pipe, motor is fixed on the fermentation tank wall, by the secondary hollow rotor rotation that drives in the fermentor tank of magnetictransmission, the air suction pipe lower end is fixed on hollow rotor central authorities, the upper end is fitted with rotary sleeve outside pipe, rotary sleeve stretches into the tail gas return line and cooperates with the rotary seal of tail gas return line lower tube section; In the hollow rotor periphery is the rotation chamber of circumferential closure, has the outdoor jet liquid discharge pipe of some through holes and rotating drum and link to each other on the outer wall of rotation chamber.
Described tail gas reuse heat aerobic organisms fermentation jar, described self-priming rotor vent fan coaxial installation next stage or multistage liquid discharge pipe behind the jet liquid discharge pipe are installed spoiler or static mixing element in jet liquid discharge pipes at different levels.
Technical progress effect of the present utility model shows:
1, a large amount of tail gas reuse has reduced the consumption of fresh air, can significantly save the fermentation power cost.
2, the tail gas amount that directly effluxes reduces, and has reduced to efflux the environmental protection treatment pressure of tail gas, simultaneously, can reduce the steam output in the fermenting process, increases fermentation volume.
3, the foam that is produced in the fermenting process follows tail gas to enter the tail gas return line, and is broken by booster fan or vent fan the time, thereby can play the function of stablizing liquid level and froth breaking.
4, vent fan has strengthened the gas-liquid turbulence and the mixed effect of fermentor tank bottom in resorption tail gas.
5, simple in structure, be easy to transformation to common aerobic fermentation tank.
Description of drawings
The structural representation of Fig. 1 prior art aerobic fermentation tank
Fig. 2 fermentation tank tail gas backflow driver element adopts centrifugal booster fan structural representation
Fig. 3 fermentation tank tail gas backflow driver element adopts jar outer airstream aspirator structure synoptic diagram of installing
Fig. 4 fermentation tank tail gas backflow driver element adopts jar interior airstream aspirator structure synoptic diagram of installing
Structural representation when Fig. 5 fermentation tank tail gas backflow driver element adopts self-priming rotor vent fan
Fig. 6 is the single-stage mixer structure synoptic diagram of Fig. 3 or Fig. 4 airstream vent fan
Fig. 7 is the two-stage mixer structure synoptic diagram of Fig. 3 or Fig. 4 airstream vent fan
Fig. 8 is Fig. 5 self-priming rotor vent fan single-stage jet discharge opeing tubular construction synoptic diagram
Fig. 9 is the vertical view of Fig. 8
Figure 10 is Fig. 5 self-priming rotor vent fan two stage jet liquid discharge pipe structural representation
Among the figure:
1, fermentor tank tank body 2, manhole 3, whipping appts 4, venting port
5, air-distributor 6, material import and export 7, compressed air inlet pipe 8, baffle plate
9, heat-exchanger rig 10, liquid return tube 11, air inlet 12, draught fan impeller
13, fan outlet 14, Blower Housing 15, magnetictransmission pair 16, blower motor
17, tail gas return line 18, mixing tube 19, the air-breathing mouth of pipe 20, induction chamber
21, compressed-air atomizer 22, jet liquid discharge pipe 23, rotation chamber 24, motor
25, magnetictransmission pair 26, hollow rotor 27, air suction pipe 28, secondary mixing tube
29, spoiler 30, fixed support 31, rotary sleeve 32, secondary jets liquid discharge pipe
Embodiment
Fig. 1 is the structural representation of the conventional aerobic fermentation tank of prior art, comprises compressed air inlet pipe 7, the air-distributor 5 of compressed air inlet pipe end, the vapor pipe 4 at fermentor tank top, the material import and export 6 of fermentor tank tank body 1, manhole 2, mechanical stirring device 3, baffle plate 8, heat-exchanger rig 9, fermentor tank bottom.
The oxygen supply process of tail gas reuse aerobic fermentation tank of the present utility model is as follows, fresh compressed air blasts from the fermentor tank bottom, pass fermented liquid and finish the above space of fermentation liquid level, top that accumulates in fermentor tank after the gas-liquid transmission, wherein, a part is discharged by gas exhaust duct, the tail gas return line that a part enters the fermentor tank top is recycled to the middle and lower part or the bottom of fermentor tank under the suction function of the propelling movement of booster fan or vent fan.Influence microorganism growth in order to prevent that carbon dioxide content in the resorption tail gas is too high, must guarantee that some tail gas discharges from gas exhaust duct, discharge and the ratio of resorption can realize by installation regulated valve on gas exhaust duct and tail gas reflux line.
Embodiment 1:
Structural representation when Fig. 2 is the utility model tail gas backflow driver element employing booster fan, comprise tank body, manhole, mechanical stirring device, baffle plate, heat-exchanger rig, the compressed air inlet pipe of fermentor tank bottom, the air-distributor of compressed air inlet pipe end, the vapor pipe at fermentor tank top, the material turnover mouth of pipe, on fermentor tank top fermentation liquid level, draw one or several tail gas return lines 17 to the fermentor tank bottom, centrifugal booster fan is installed in tail gas return line upstream, the blast inlet 11 of centrifugal booster fan and air outlet 13 are connected in the tail gas return line 17, for guaranteeing the cleaning of pressurization air compartment, adopt the magnetictransmission secondary 15 that is connected with motor 16 to drive draught fan impeller 12 rotations, pressurization air compartment bottom is drawn liquid return tube 10 and is returned in the fermentor tank, and booster fan can also be tube axial fan or roots blower.
Embodiment 2:
The utility model structural representation when Fig. 3 installs outside fermentor tank for adopting the airstream vent fan, comprise tank body, manhole, mechanical stirring device, baffle plate, heat-exchanger rig, the compressed air inlet pipe of fermentor tank bottom, the air-distributor of compressed air inlet pipe end, the vapor pipe at fermentor tank top, the material turnover mouth of pipe, in addition, on fermentor tank top fermentation liquid level, draw one or several tail gas return lines 17, tail gas return line 17 extension downwards is connected with the air-breathing mouth of pipe 19 of the airstream vent fan that is installed in the tank body bottom, the structure of airstream vent fan as shown in Figure 6, by compressed-air atomizer 21, induction chamber 20, the air-breathing mouth of pipe 19, mixing tube 18 is formed, wherein compressed-air atomizer 21 inlets link to each other with compressed air inlet pipe 7 by pipe connecting, nozzle 21 outlets are stretched in the induction chamber 20 and with mixing tube 18 and are kept coaxial, the air-breathing mouth of pipe 19 is opened on the outer rim of induction chamber 20 and with tail gas return line 17 and is linked to each other, mixing tube 18 is fixed on the fermentor walls, the inlet of mixing tube 18 links to each other with induction chamber 20 outside jar, and the outlet of mixing tube 18 is stretched in the fermentor tank.When the airstream vent fan is worked, part pressurized air enters compressed-air atomizer 21 by pipe connecting, penetrate from nozzle 21 at a high speed, in induction chamber 20, form negative pressure, by the air-breathing mouth of pipe 19 tail gas that certain overbottom pressure is arranged in the tail gas return line 17 is sucked, the two enters mixing tube 18 jointly, and the outlet from mixing tube 18 in fermentor tank sprays, and directly sprays into fermented liquid or entrainment to spray in the fermented liquid after fermented liquid on every side enters the further enhancing mixed of next stage mixing tube.
The airstream vent fan also can adopt structure shown in Figure 7, is with the difference of Fig. 6, can pass through fixed support 30 coaxial installation second stage mixing tubes 28 behind mixing tube 18, for enhancing mixed is installed spoiler 29 in the mixing tube of the second stage.
Embodiment 3:
The utility model structural representation when Fig. 4 installs in fermentor tank for adopting the airstream vent fan, be with the difference of Fig. 3, the complete installation of airstream vent fan is in the inside of fermentation tank body, its compressed-air atomizer 21 and the air-breathing mouth of pipe 19 respectively with introduce fermentor tank in compressed air inlet pipe 7 be connected with tail gas return line 17.
Fig. 5 is the utility model structural representation when adopting self-priming rotor vent fan, comprise tank body, manhole, mechanical stirring device, baffle plate, heat-exchanger rig, the compressed air inlet pipe mouth of fermentor tank bottom, the air-distributor of compressed air inlet pipe mouth end, the vapor pipe at fermentor tank top, the material turnover mouth of pipe, in addition, on fermentor tank top fermentation liquid level, draw one or several tail gas return lines 17, tail gas return line 17 extension downwards is connected with the air suction pipe 27 of the self-priming rotor vent fan that is installed in the tank body bottom, structure such as Fig. 8 of self-priming rotor vent fan, shown in 9, by motor 24, magnetictransmission pair 25, hollow rotor 26, air suction pipe 27, rotation chamber 23, jet liquid discharge pipe 22 is formed, motor 24 is fixed on the fermentor tank lower cover, the hollow rotor 26 that drives in the fermentor tank by magnetictransmission secondary 25 rotates, hollow rotor adopts six leaf hollow structures shown in Figure 9, be provided with one section elasticity flexible metal hose in the middle of the air suction pipe 27, two ends are rigid conduit, air suction pipe 27 lower ends are fixed on the hollow rotor 26, air suction pipe 27 upper ends are fitted with the tetrafluoroethylene rotary sleeve 31 of certain altitude outside pipe, the tetrafluoroethylene rotary sleeve stretches into tail gas return line 17 and cooperates with the rotary seal of tail gas return line lower tube section, in the hollow rotor periphery is the rotation chamber 23 of circumferential closure, has a plurality of through holes a plurality of jet liquid discharge pipes 22 outdoor with distinguishing rotating drum and link to each other on the outer wall of rotation chamber.When self-priming rotor vent fan is worked, drive hollow rotor 26 high speed rotating in rotation chamber 23 by motor 24 by magnetictransmission secondary 25, thereby generation negative pressure, fermentation tail gas in the tail gas return line 17 is sucked rotation chamber 23 by air suction pipe 27, rotating drum indoor with the fermented liquid thorough mixing after, from jet liquid discharge pipe 22 spouting directly spray into fermented liquid or entrainment around fermented liquid spray into the fermented liquid after entering next stage jet liquid discharge pipe 32 further enhancing mixed.
Self-priming rotor vent fan also can adopt structure as shown in figure 10, is with the difference of Fig. 8, can pass through fixed support 30 coaxial installation second stage jet liquid discharge pipes 32 behind jet liquid discharge pipe 22.
Can install the removal carbon dioxide plant additional at the tail gas reflux line as required in the foregoing description.
Above-mentioned description about tail gas reuse heat aerobic organisms fermentation jar only proposes as several technical schemes of the utility model, not as the single restricted condition to its structure.
Claims (10)
1, a kind of tail gas reuse heat aerobic organisms fermentation jar, comprise fermentor tank tank body (1), jar peripheral hardware displacement thermic devices (9), in jar baffle plate (8), whipping appts (3) are set, tank body is provided with compressed air inlet pipe (7) and air-distributor (5), vapor pipe (4) and material import and export (6), it is characterized in that: on fermentor tank top fermentation liquid level, draw 1-30 root tail gas return line (17), tail gas backflow driver element is installed on the tail gas return line to fermentor tank middle and lower part or bottom.
2, tail gas reuse heat aerobic organisms fermentation jar according to claim 1, it is characterized in that: described tail gas backflow driver element is mounted in the booster fan of tail gas return line upstream.
3, tail gas reuse heat aerobic organisms fermentation jar according to claim 2, it is characterized in that: described booster fan is centrifugal fan, tube axial fan or roots blower, and air inlet, air outlet are connected in the pipeline of tail gas return line upstream.
4, tail gas reuse heat aerobic organisms fermentation jar according to claim 1, it is characterized in that: described tail gas backflow driver element is mounted in the airstream vent fan in tail gas return line downstream.
5, tail gas reuse heat aerobic organisms fermentation jar according to claim 4, it is characterized in that: described airstream vent fan is by compressed-air atomizer (21), induction chamber (20), the air-breathing mouth of pipe (19), mixing tube (18) is formed, wherein compressed-air atomizer (21) inlet end links to each other with compressed air inlet pipe (7) by taking over, jet exit stretches in the induction chamber (20) and with mixing tube (18) and keeps coaxial, the air-breathing mouth of pipe (19) is opened on the outer rim of induction chamber and with tail gas return line (17) and is linked to each other, mixing tube (18) is fixed on the fermentor tank tank skin, the inlet of mixing tube links to each other with induction chamber outside jar, and the outlet of mixing tube is stretched in the fermentor tank.
6, tail gas reuse heat aerobic organisms fermentation jar according to claim 5, it is characterized in that: coaxial installation next stage or multistage mixing tube behind the mixing tube of described airstream vent fan, spoiler (29) or static mixing element are installed in mixing tubes at different levels (18,28).
7, tail gas reuse heat aerobic organisms fermentation jar according to claim 5, it is characterized in that: the complete installation of described airstream vent fan is in the inside of fermentor tank, its compressed-air atomizer (21) and the air-breathing mouth of pipe (19) respectively with introduce fermentor tank in compressed air inlet pipe (7) be connected with tail gas return line (17).
8, tail gas reuse heat aerobic organisms fermentation jar according to claim 1, it is characterized in that: described tail gas backflow driver element is mounted in the self-priming rotor vent fan in tail gas return line downstream.
9, tail gas reuse heat aerobic organisms fermentation jar according to claim 8, it is characterized in that: described self-priming rotor vent fan is by motor (24), magnetictransmission pair (25), hollow rotor (26), air suction pipe (27), rotation chamber (23), jet liquid discharge pipe (22) is formed, motor (24) is fixed on fermentation tank body (1) outer wall, the hollow rotor (26) that drives in the fermentor tank by magnetictransmission pair (25) rotates, air suction pipe (27) lower end is fixed on hollow rotor (26) central authorities, the upper end is fitted with rotary sleeve (31) outside pipe, rotary sleeve stretches into tail gas return line (17) and cooperates with the rotary seal of tail gas return line lower tube section; In the hollow rotor periphery is the rotation chamber (23) of circumferential closure, has the outdoor jet liquid discharge pipe (22) of some through holes and rotating drum and link to each other on the outer wall of rotation chamber.
10, tail gas reuse heat aerobic organisms fermentation jar according to claim 9, it is characterized in that: described self-priming rotor vent fan coaxial installation next stage or multistage liquid discharge pipe behind the jet liquid discharge pipe, spoiler (29) or static mixing element are installed in jet liquid discharge pipes at different levels (22,32).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820106239 CN201276562Y (en) | 2008-10-22 | 2008-10-22 | Aerobic biofermentation tank for recycling tail gas |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200820106239 CN201276562Y (en) | 2008-10-22 | 2008-10-22 | Aerobic biofermentation tank for recycling tail gas |
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| CN105087283A (en) * | 2015-10-07 | 2015-11-25 | 吉首大学 | Efficient fermentation device for full-aroma kiwi fruit wine |
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| CN107254388A (en) * | 2017-08-14 | 2017-10-17 | 合肥明英富海生物科技有限公司 | Installation for fermenting |
| CN107532122A (en) * | 2015-05-28 | 2018-01-02 | 株式会社日立制作所 | Liquid reflux vessel, cell concentration device and cell concentration system |
| CN107557270A (en) * | 2012-10-26 | 2018-01-09 | 麻省理工学院 | Humid control in chemical reactor |
| CN110195008A (en) * | 2018-02-24 | 2019-09-03 | 上海吉态来生物技术有限公司 | A kind of bioreactor improving reaction system mass-transfer efficiency using tail gas |
| CN111088151A (en) * | 2020-01-17 | 2020-05-01 | 龙岩学院 | Circulating cavity type negative pressure aerobic fermentation device |
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