CN1312060C - Lake purification system for controlling algae growth effectively and method thereof - Google Patents
Lake purification system for controlling algae growth effectively and method thereof Download PDFInfo
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- CN1312060C CN1312060C CNB200510085559XA CN200510085559A CN1312060C CN 1312060 C CN1312060 C CN 1312060C CN B200510085559X A CNB200510085559X A CN B200510085559XA CN 200510085559 A CN200510085559 A CN 200510085559A CN 1312060 C CN1312060 C CN 1312060C
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- 238000000746 purification Methods 0.000 title description 7
- 230000005791 algae growth Effects 0.000 title 1
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- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 2
- 239000006004 Quartz sand Substances 0.000 claims description 2
- 206010067868 Skin mass Diseases 0.000 claims description 2
- 229910021536 Zeolite Inorganic materials 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 239000011572 manganese Substances 0.000 claims description 2
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 31
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 24
- 241000196324 Embryophyta Species 0.000 description 14
- 239000001569 carbon dioxide Substances 0.000 description 14
- 229910002092 carbon dioxide Inorganic materials 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 12
- 241000192700 Cyanobacteria Species 0.000 description 9
- 238000009395 breeding Methods 0.000 description 8
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- 238000012851 eutrophication Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 3
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- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 241001062009 Indigofera Species 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229930002868 chlorophyll a Natural products 0.000 description 2
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 description 2
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- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- YVGGHNCTFXOJCH-UHFFFAOYSA-N DDT Chemical compound C1=CC(Cl)=CC=C1C(C(Cl)(Cl)Cl)C1=CC=C(Cl)C=C1 YVGGHNCTFXOJCH-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
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- 238000003723 Smelting Methods 0.000 description 1
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- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
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- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- CRQQGFGUEAVUIL-UHFFFAOYSA-N chlorothalonil Chemical compound ClC1=C(Cl)C(C#N)=C(Cl)C(C#N)=C1Cl CRQQGFGUEAVUIL-UHFFFAOYSA-N 0.000 description 1
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- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
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- YPJKMVATUPSWOH-UHFFFAOYSA-N nitrooxidanyl Chemical compound [O][N+]([O-])=O YPJKMVATUPSWOH-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Filtering Materials (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The present invention relates to a system unit for purifying lake water and effectively controlling the growth of algae in lake water and a using method thereof; the system unit comprises a water inlet pool, a water outlet pool and a filter layer in the water outlet pool. The present invention uses CO2 to regulate the pH value of the lake water, and the purified lake water is not good for the growth of blue algae and green algae. The system unit has a high water flow quantity and a stable structure, and back wash can be conveniently carried out; meanwhile, the system unit can be used for a long time.
Description
Technical field
The present invention relates to a kind ofly purify lake water, effectively control the system element and the usage of algal grown in the water.
Background technology
Water is Source of life, is the primary condition that the mankind depend on for existence, is the valuable source of socio-economic development.On June 5th, 2003, the 31st World Environment Day, United Nations Environment Programme (UNEP) is defined as theme " water--human life's direct bearing ".The people of whole world concern for the environment invest sight the intimacy of " people and water ".
China's water resources per capita is one of 13 minimum in the world countries.In 660 cities above county level, the whole nation, shortage of water resources more than 400 city just arranged.
The lake is maximum fresh water water-supply source, but the lake that present China is in different eutrophic states is up to 85%, and lake eutrophication especially blue-green alga bloom breaks out, and has aggravated the situation of China's water quality lack of water, threaten Drinking water supply, seriously restricted China's economic construction and social development.
Eutrophication is a global difficult problem, is presented as that mainly indexs such as the central nitrogen of water body, phosphorus are higher, and it can cause water body variations such as transparency reduces, the unusual breeding of algae to occur, influences the ecotope of water body, and finally influences the survival in lake.
On " the Hangzhou environmental aspect communique in 2002 " of Hangzhou issue, description to West Lake water quality is: " lake region, West Lake water quality is overall to keep stable; many indexs such as permanganate index, total phosphorus reach four class water quality standard; but that lake region total nitrogen, chlorophyll a exceed standard is heavier, still is in eutrophic state.Article 4, go into streams, lake water quality and be and surpass five classes, the water-quality guideline lifting appears alternatively.Index exceeding standard such as total nitrogen, excrement colibacillus group is serious.Though cut dirt, draw water distribution and other a series of comprehensive improvement measures through bed mud dredging, ring lake, delayed the process of lake water eutrophication, West Lake water quality is not seen the trend that is clearly better yet.”
Taihu Lake is a jewel that is embedded on the Yangtze River Delta, is the symbol in the beautiful south of the River.More than 3,000 ten thousand residents along the lake are many to be the drinking water source with the TAIHU LAKE, and wherein the life in Suzhou, two cities, Wuxi, water of productive use 80% are taken from Taihu Lake, but Taihu Lake of today water quality obviously descends.Country makes a decision sincerely for smelting reason Taihu Lake, wishes to develop the new and high technology of administering the TAIHU LAKE environment by implementing a kind of like this act of state of major scientific and technological project, sets up and pollutes the control demonstration project, for China's lake water environment treatment provides scientific basis.For this reason, the owner of the Department of Science and Technology and corresponding establishment--Wuxi City Taihu Lake lake treatment limited liability company has organized more than 200 expert of domestic more than 30 tame scientific research institutions, institution of higher learning to tackle key problems jointly by bid, plan every performance assessment criteria, really explore a new mechanism, new model for China's lake water environment treatment with the time finished item in about 3 years.
In Dian Chi, Kunming, Yunnan Province, contaminated lake water is pitch-dark rancid, and is nauseating.Be listed in the whole nation " three rivers, three lakes " in Dian Chi improvement and administer one of emphasis, dropped into more than 30 hundred million of pollution treatment funds and finished after the fs improvement, still have thick blue-green algae to float on the surface in the water of Dian Chi, the smell of lake water still makes us suffocating.
Unquestionable, purification lake water also is used, and concerning us, is an extremely urgent and problem demanding prompt solution.
Application number is that " 03123273.6 ", denomination of invention are the application for a patent for invention of " the underground water transmodulator that is used for integrated water route ", the pH value that available carbonic acid gas changes lake water is proposed, to stop the growth of lake water green algae, promote the growth of diatom, but disclosed application documents do not illustrate how to implement.
Summary of the invention
The purpose of this invention is to provide and a kind ofly purify lake water, effectively control the system element and the usage of algal grown in the water.
System element of the present invention comprises:
Pump sump 1, by the outlet sump 2 that is connected with pump sump 1 of water inlet webmaster 8;
Pump sump 1 top is provided with a gas, water mixing device 5 and is fixed on water pump water pipe 3 and inlet pipe 4 in the gas, water mixing device 5;
Be provided with filtering layer in the outlet sump 2, filtering layer is arranged with following order from top to bottom: coarse filtration material layer 11 → middle filtering material layer 12 → finly filtration material layer 13 → middle filtering material layer 14 → coarse filtration material layer 15;
In the filtering layer of outlet sump 2 lowest layers, be provided with into water webmaster 8; Hole 6, one ends that water inlet webmaster 8 passes the outlet sump pool wall enter in the pump sump 1, and pump sump 1 is connected with outlet sump 2; The part of water inlet webmaster 8 in outlet sump is furnished with hole 18, port sealing on the tube wall;
In the filtering layer of outlet sump 2 the superiors, be provided with water outlet webmaster 9, be evenly equipped with hole on the tube wall of water outlet webmaster 9; The both sides port all seals;
On the top filtering layer of outlet sump 2, cover a sealing plate 17, water pump water pipe 10 passes sealing plate 17, is connected with water outlet webmaster 9;
On the inwall of outlet sump 2, the corresponding flow deflector 7 that is provided with each filtering layer.
But square, rectangular parallelepiped, semicircular body, cone or the prismatoid of the shape lower openings of gas, water mixing device 5, it is fixed on the wall of pump sump and opening is buckled in the water down.
Water pump water pipe 3 and inlet pipe are fixed in gas, the water mixing device 5 by fixing catch 20, and the outlet of water pump water pipe 3 is provided with spray equipment 19.
Be separated by with comb net 16 between each filtering layer, the filtering material of different layers can not mixed mutually.
Filtering material is quartz sand, magnetite, manganese sand, haydite, shell, gac, zeolite, medical stone, fibrous nodules, stone, sand, glass; Filtering material in the finly filtration material layer is screen cloth, filtering net, filter paper, guipure, non-woven fabrics, filter cloth.
Filtering material particle size diameter in the coarse filtration material layer is 2-20cm; Filtering material in the middle filtering material layer is the 2-100 order; Filtering material is the 40-500 order in the finly filtration material layer.
Filtering material particle size diameter in the coarse filtration material layer is preferably the 2-4 centimetre; Filtering material in the middle filtering material layer is preferably the 30-80 order; Filtering material in the finly filtration material layer is preferably the 150-200 order.
For a change filter effect in carse, medium and small each filtering material layer, is separated into multilayer with the comb net respectively again, preferably is divided into the 2-10 layer.
The diameter of hole is 1-3cm on the water-in and water-out webmaster wall.
Flow deflector is arranged on around the inwall of outlet sump, and its shape is identical with the shape of outlet sump inside and outside wall, and width is equal to or greater than 1 centimetre, and thickness is 0.1-3 centimetre; Be located in each filtering layer intermediary filtering material.
On the outlet sump outer side wall, be provided with pre-opened hole with respect to each filtering layer, the hole is provided with sealing cover.
When purifying lake water, with lake water with in the gas of water pump by water pump water pipe 3 suction pump sumps 1 top, the water mixing device 5, simultaneously with CO
2Or CO
2And O
2The mixed gas supercharging also enter in gas, the water mixing device 5 by inlet pipe 4, water carries out pressure with gas to be mixed; The amount of control water and gas transfers to 4-7 with the pH value of entering lake water, is preferably 5.0-6;
The lake water that regulates pH value enters the outlet sump 2 that is negative pressure state by water inlet webmaster 8; Water enters behind the outlet sump 2 and flows upward fast, through carse, medium and small, in, the coarse filtration material layer is purified, pump from the water pump water pipe 10 that is connected with water outlet webmaster 9 at last.
When the filtering material in the filtering layer in the lake water disinfection process, when having a certain amount of dirt, can in pump sump under the anhydrous state, water be entered from outlet sump, filtering layer is carried out back flushing, dirt takes out after being rushed in pump sump.Also can open the sealing cover 21 of outlet sump outside pool wall, filtering material is taken out, clean or change the back and fill.
According to the needs of water amount, can set up a plurality of system elements of the present invention.
Can select metal (as iron plate), plastics, glass, cement etc. for use into and out of the pond material therefor in the system element of the present invention.
Carbonic acid gas of the present invention can be used industrial gaseous waste.
Among the present invention, the mode that water enters can enter or build and be lower than pool outer water planar pool wall water is flowed into naturally with water pump; The mode that gas enters can supercharging enters or transforms natures by other states and enters (solid-state or liquid convert gaseous).
Filtering layer of the present invention can increase the number of plies as required, and principle is that the filter grain granularity of filtering layer puts in order is from big to small earlier, more from small to large, can be arranged as thick, thin, thick; Thick slightly,, in thin, thin, in thin, in thick, thick; Thick slightly,, in thin, thin, in thin, thin, in thin, in thick, thick or the like.Carse, medium and small, in, thick granularity structure arranged.
Contaminated lake water pH value increases to 8-9, and we find the pH value of lake water was adjusted to less than 7 o'clock, can stop the growth of indigo plant, green alga, and the growth of suitable diatom.So the present invention adopts CO
2Regulating pH value arrives less than 7; Make lake water after the purification be unfavorable for the growth of indigo plant, green alga; The present invention is provided with flow deflector at the outlet sump inwall, has prevented the effluent short circuit; Being added with the net of combing between each filtering layer and isolating, having stoped flowing mutually and passing through of different grain size sand between each filtering layer, stone, making the native system Stability Analysis of Structures, can recycle, and make native system back flushing easily, the dirt that stays when regularly taking filtered water away; Utilize uniform pertusate webmaster on the tube wall that is embedded in the coarse filtration layer when water inlet of the present invention and water outlet, improved water amount greatly.
The present invention has overcome existing shortcoming in the prior art, the concrete advantage applies of the present invention following several aspect:
Structural safety of the present invention is stable, is separated by with the comb net between the filtering layer, and big area is used for a long time; Structure of the present invention helps back flushing, so the dirt that stays during clean water rapidly and thoroughly; The present invention utilizes gas, water mixing device input carbonic acid gas to be dissolved in contaminated lake water, contains the growth of blue-green algae by the pH value of regulating water; Filtering layer of the present invention at first is set to the coarse filtration material layer, makes to enter the outlet sump rapid stream by pump sump and obtain shunting decompression at the coarse filtration layer, and pressure is evenly distributed on the every bit of filtering material, has avoided the partial penetration short-circuit state; The water-in and water-out webmaster that the present invention utilizes in the filtering layer and buried can be quicker, and water conservancy diversion makes water pass through filtering layer uniformly, and the pressure equilibrium of filtering layer every bit; Structure of the present invention can be regulated the number of filtering layer, the big flood and the number of system element as required, reaches filtering material order number, particulate size; Because of being negative pressure state in the water exit, improved water amount greatly; Therefore structure of the present invention can build bigger or littler group of system, parallel running because the flow deflector on the pool wall is embedded in the middle of the filtering layer.Cost of the present invention is low, and project organization is convenient to later maintenance, has significantly reduced wasting of resources problem.
Description of drawings
Fig. 1: a kind ofly purify lake water, effectively control the system element synoptic diagram of algal grown in the water
1 pump sump, 2 outlet sumies, 3 water pump water pipes, 4 inlet pipe, 5 gas, water mixing device
On the 6 outlet sump pool walls with the corresponding hole of water inlet webmaster 7 flow deflectors 8 water inlet webmasters 9 water outlet webmasters
Filtering material layer 13 finly filtration material layers in 10 water pump water pipes, the 11 coarse filtration material layers 12
Filtering material layer 15 coarse filtration material layers 16 comb nets 17 sealing plates 18 holes in 14
19 spray equipments, 20 fixing catch, 21 sealing covers
Fig. 2: pertusate water outlet pool wall synoptic diagram
On 7 flow deflectors, the 6 outlet sump pool walls with water inlet webmaster corresponding hole
Fig. 3: outlet sump inwall synoptic diagram
7 flow deflectors
Fig. 4: water inlet webmaster synoptic diagram
18 holes
Set forth the specific embodiment of the invention below in conjunction with accompanying drawing.
Embodiment
In following examples, pump sump, outlet sump, flow deflector, sealing plate, to be the thickness of making WATER REPELLENT be 1 centimetre iron plate for gas, water mixing device material therefor, and the water-in and water-out webmaster is an iron pipe.
The connection of parts described in following examples is carried out with welding technique commonly used.
In following examples, the quantity that is provided with of water-in and water-out webmaster equates.
Embodiment one
At southwest, limit, Dian Chi bank, build 10 system elements of the present invention as shown in Figure 1.
Each system element pump sump 1, outlet sump 2 be that 4 meters, floorage are 4 meters * 12 meters deeply;
3 meters, pump sump 1 top are fixed with as shown in Figure 1 gas, water mixing device 5, and Open Side Down and be positioned at below the liquid level for gas, water mixing device 5, and its specification is a square, and 1.5 meters of the length of sides are high 80 centimetres.
Each filtering layer height equates that height overall is 1.5 meters, fills filtering material to be: coarse filtration material layer 11,15 is that the haydite of 2cm-4cm, middle filtering material layer 12,14 are granularity 170 purpose river sands for granularity 40 purpose river sands, finly filtration material layer 13 for particle size diameter; Be stamped sealing plate 17 on the uppermost filtering layer;
Water inlet webmaster 8 has four respectively, also is embedded in respectively in the coarse filtration material layer 11,15 with water outlet webmaster 9, and the water-in and water-out webmaster is the iron pipe of diameter 20cm, gets out the hole of 1 centimetre of diameter on the pipe, and the hole spacing is 5 centimetres;
The water pump water pipe passes sealing plate and is connected with water outlet webmaster correspondence, and for sealing outlet sump fully, water pump water pipe and sealing plate mode of connection are seal weldings;
The lower end of outlet sump and pump sump adjacent wall on average has the hole 6 of 20.5 centimetres of 4 diameters, and is corresponding with water inlet webmaster 8 nozzle diameter sizes and webmaster quantity.
Flow deflector 7 width are 1 centimetre, and 0.1 centimetre of thickness does not have the gap with the outlet sump pool wall and welds a circle, and water can only be through filtering layer under the drainage of flow deflector 7;
When purifying lake water, lake water is entered in the gas, water mixing device 5 of pump sump 1 top, simultaneously with CO by water pump water pipe 3 with water pump
2Or CO
2And O
2The mixed gas supercharging also enter gas, water mixing device 5 by inlet pipe 4, carry out pressure and mix; Fixing catch 20 is fixed on water pump water pipe 3 and inlet pipe 4 in gas, the water mixing device 5, regulates the pH value of water by the flooding quantity of control water and carbon dioxide, and pressure carbon dioxide is that 10PMa imports, and lake water is 40 cubic metres of flows per hour.
The lake water that regulates pH value enters the outlet sump 2 that is negative pressure state by water inlet webmaster 8; Water enters behind the outlet sump 2 and flows upward fast, through thick 11, in 12, thin by 13, in 14, coarse filtration material layer 15 is purified, pump by water pump water pipe 10 at last.
In the present embodiment, one ton of water needs the CO of 1 kilogram of purity 96%
2, produce a kiloton clear water daily, the pH value that purifies back water is 6, has avoided the breeding of blue-green algae in water, plants planting submerged plant, has recovered the ecology of Dian Chi.
Embodiment two
At southwest, limit, Dian Chi bank, build 10 system elements of the present invention as shown in Figure 1.
Each system element pump sump 1, outlet sump 2 be that 4 meters, floorage are 7 meters * 9 meters deeply;
2 meters, pump sump 1 top are fixed with gas, water mixing device 5, and Open Side Down and be positioned at below the liquid level for gas, water mixing device, and its specification is semicircle, one meter in diameter;
Each filtering layer height does not wait, respectively 0.5 meter on coarse filtration layer, 0.2 meter of middle filtering layer, 0.25 meter on finly filtration layer;
The filling filtering material is: coarse filtration material layer 11,15 is that the haydite of 3-5cm, middle filtering material layer 12,14 are granularity 180 purpose river sands for granularity 50 purpose river sands, finly filtration material layer 13 for particle size diameter;
Be stamped sealing plate 17 on the uppermost filtering layer, for sealing outlet sump fully, with water pump water pipe 10 mode of connection are seal weldings;
Water inlet webmaster 8 is respectively equipped with 6 with water outlet webmaster 9, and is embedded in respectively in the coarse filtration material layer, and the water-in and water-out webmaster is the iron pipe of diameter 30cm, gets out the hole 18 of 1.5 centimetres of diameters on the pipe, and the hole spacing is 9 centimetres,
The lower end of outlet sump and pump sump adjacent wall on average has the hole 6 of 30.5 centimetres of 6 diameters, and is corresponding with water inlet webmaster nozzle diameter size and webmaster quantity.
Flow deflector 7 width are 9 centimetres, and 0.3 centimetre of thickness does not have the gap with the water exit pool wall and welds a circle, and water can only be through filtering layer under the drainage of flow deflector 7;
With the lake water of required purification with water pump per hour 55 tons suck in aqueous vapor, the water mixing device, simultaneously with carbon dioxide by being pressurized to 10PMa, also enter in gas, the water mixing device, gas mixes in gas, water mixing device internal pressure with water, regulates the pH value of water by the flooding quantity of control water and carbon dioxide.
In the present embodiment, one ton of water needs 1.1 kilograms of purity 92% left and right sides CO
2, produce about 1300 tons of clear water daily, the pH value that purifies back water is 5.3, avoids the breeding of blue-green algae in water, plants planting submerged plant, has recovered the ecology of Dian Chi.
Embodiment three
At southwest, limit, Dian Chi bank, build 10 system elements of the present invention as shown in Figure 1.
Each system element pump sump 1, outlet sump 2 be that 4 meters, floorage are 4 meters * 10 meters deeply;
0.5 meter, pump sump 1 top is fixed with gas, water mixing device 5, and Open Side Down and be positioned at below the liquid level for gas, water mixing device 5, and it is trapezoidal, 1.5 meters of bottom side lengths, 1 meter of the last length of side, high 75 centimetres.
Each filtering layer height is respectively: coarse filtration material layer 11,15 is that 40 centimetres, middle filtering material layer 12,14 are that 15 centimetres, finly filtration material layer 13 are 12 centimetres;
The filling filtering material is: coarse filtration material layer 11,15 is granularity 150 purpose river sands for the haydite of particle size diameter 5cm-8cm, middle filtering material layer 12,14 for granularity 30 purpose river sands, finly filtration material layer 13;
Water inlet webmaster 8, water outlet webmaster 9 are embedded in respectively in the coarse filtration material layer 11,15, and the water-in and water-out webmaster is the iron pipe of diameter 15cm, gets out the hole 18 of 1.2 centimetres of diameters on the pipe, and the hole spacing is 8 centimetres;
The lower end of outlet sump 2 and pump sump 1 adjacent wall on average has the hole 6 of 15.5 centimetres of 4 diameters, and is corresponding with water inlet webmaster 8 nozzle diameter sizes and webmaster quantity.
Flow deflector 7 width are 7 centimetres, and 0.5 centimetre of thickness does not have the gap with the water exit pool wall and welds a circle, and water can only be through filtering layer under the drainage of flow deflector 7;
With the lake water of required purification with water pump per hour 25 tons suck in aqueous vapor, the water mixing device 5, simultaneously with carbon dioxide by being pressurized to 4PMa, also enter in gas, the water mixing device, gas mixes in gas, water mixing device internal pressure with water, regulates the pH value of water by the flooding quantity of control water and carbon dioxide.
In the present embodiment, one ton of water needs the CO of 1.5 kilograms of purity 80%
2, produce 600 tons of clear water daily, the pH value that purifies back water is 6.7, has avoided the breeding of blue-green algae in water, plants planting submerged plant, has recovered the ecology of Dian Chi.
Embodiment four
Build 10 system elements of the present invention on the limit, Dian Chi.
Each system element pump sump 1, outlet sump 2 be that 4 meters, floorage are 10 meters * 20 meters deeply.1 meter, pump sump top is fixed with gas, water mixing device 5, and Open Side Down and be positioned at below the liquid level for gas, water mixing device 5, and it be an ellipse, and one meter in diameter is high 1 meter;
Each filtering layer height does not wait, respectively 0.6 meter on coarse filtration layer, 0.2 meter of middle filtering layer, 0.15 meter on finly filtration layer;
The filling filtering material is: coarse filtration material layer 11,15 is granularity 200 purpose river sands for the haydite of particle size diameter 4-7cm, middle filtering material layer 12,14 for granularity 70 purpose river sands, finly filtration material layer 13;
Water inlet webmaster 8, water outlet webmaster 9 are embedded in respectively in the coarse filtration material layer, and the water-in and water-out webmaster is the iron pipe of diameter 50cm, gets out the hole 18 of 2 centimetres of diameters on the pipe, and the hole spacing is 10 centimetres;
The lower end of outlet sump and pump sump adjacent wall on average has the hole 6 of 50.5 centimetres of 4 diameters, and is corresponding with water inlet webmaster nozzle diameter size and webmaster quantity.
Flow deflector 7 width are 20 centimetres, and 0.3 centimetre of thickness does not have the gap with the water exit pool wall and welds a circle, and water can only be through filtering layer under the drainage of flow deflector 7;
With the lake water of required purification with water pump per hour 85 tons suck in aqueous vapor, the water mixing device 5, simultaneously with carbon dioxide by being pressurized to 15PMa, also enter in gas, the water mixing device 5, gas mixes in gas, water mixing device internal pressure with water, regulates the pH value of water by the flooding quantity of control water and carbon dioxide.
In the present embodiment, one ton of water needs 1 kilogram of purity 95% left and right sides CO
2, produce about 2000 tons of clear water daily, the pH value that purifies back water is 5.8, avoids the breeding of blue-green algae in water, plants planting submerged plant, has recovered the ecology of Dian Chi.
Embodiment five
At southwest, limit, Dian Chi bank, build 10 system elements of the present invention as shown in Figure 1.
Each system element pump sump 1, outlet sump 2 be that 4 meters, floorage are 4 meters * 12 meters deeply;
3 meters, pump sump 1 top are fixed with as shown in Figure 1 gas, water mixing device 5, and Open Side Down and be positioned at below the liquid level for gas, water mixing device 5, and its specification is a square, and 1.5 meters of the length of sides are high 80 centimetres.
Each filtering layer height equates, height overall is 1.5 meters, fills filtering material to be: coarse filtration material layer 11,15 is that the haydite of 18cm-20cm, middle filtering material layer 12,14 are granularity 500 purpose river sands for granularity 100 purpose river sands, finly filtration material layer 13 for particle size diameter;
Be stamped sealing plate 17 on the uppermost filtering layer, for sealing outlet sump fully, with water pump water pipe mode of connection be seal welding;
Water inlet webmaster 8, water outlet webmaster 9 are embedded in respectively in the coarse filtration material layer 11,15, and the water-in and water-out webmaster is the iron pipe of diameter 20cm, gets out the hole 18 of 3 centimetres of diameters on the pipe, and the hole spacing is 10 centimetres;
The lower end of the adjacent wall of outlet sump 2 and pump sump 1 on average has the hole 6 of 20.5 centimetres of 4 diameters, and is corresponding with water inlet webmaster 8 nozzle diameter sizes and webmaster quantity.
Flow deflector 7 width are 10 centimetres, and 0.5 centimetre of thickness does not have the gap with the outlet sump pool wall and welds a circle, and water can only be through filtering layer under the drainage of flow deflector 7;
When purifying lake water, lake water is entered in the gas, water mixing device 5 of pump sump 1 top, simultaneously with CO by water pump water pipe 3 with water pump
2Or CO
2And O
2The mixed gas supercharging also enter gas, water mixing device 5 by inlet pipe 4, carry out pressure and mix; Regulate the pH value of water by the flooding quantity of control water and carbon dioxide, pressure carbon dioxide is that 10PMa imports, and lake water is 40 cubic metres of flows per hour.
The lake water that regulates pH value enters the outlet sump 2 that is negative pressure state by water inlet webmaster 8; Water enters behind the outlet sump 2 and flows upward fast, through thick 11, in 12, thin by 13, in 14, coarse filtration material layer 15 is purified, pump from water outlet webmaster 9 at last.
In the present embodiment, one ton of water needs the CO of 1 kilogram of purity 96%
2, produce a kiloton clear water daily, the pH value that purifies back water is 6, has avoided the breeding of blue-green algae in water, plants planting submerged plant, has recovered the ecology of Dian Chi.
Embodiment six
At southwest, limit, Dian Chi bank, build 10 system elements of the present invention as shown in Figure 1.
Each system element pump sump 1, outlet sump 2 be that 4 meters, floorage are 4 meters * 12 meters deeply;
1 meter, pump sump 1 top is fixed with as shown in Figure 1 gas, water mixing device 5, and Open Side Down and be positioned at below the liquid level for gas, water mixing device 5, and its specification is a square, and 1.5 meters of the length of sides are high 80 centimetres.Material is the PPR plastics;
Each filtering layer height equates that height overall is 1.5 meters, fills filtering material to be: coarse filtration material layer 11,15 is that the haydite of 2cm-4cm, middle filtering material layer 12,14 are granularity 200 purpose river sands for granularity 30 purpose river sands, finly filtration material layer 13 for particle size diameter;
Be stamped sealing plate 17 on the uppermost filtering layer, for sealing outlet sump fully, with water pump water pipe 10 mode of connection are seal weldings;
Water inlet webmaster 8, water outlet webmaster 9 are embedded in respectively in the coarse filtration material layer 11,15, and the water-in and water-out webmaster is the iron pipe of diameter 20cm, gets out the hole 18 of 2 centimetres of diameters on the pipe, and the hole spacing is 5 centimetres,
The lower end of outlet sump 2 and pump sump 1 adjacent wall on average has the hole 6 of 20.5 centimetres of 4 diameters, and is corresponding with water inlet webmaster 8 nozzle diameter sizes and webmaster quantity.
Flow deflector 7 width are 3 centimetres, and 2 centimetres of thickness do not have the gap with the outlet sump pool wall and weld a circle, and water can only be through filtering layer under the drainage of flow deflector 7;
When purifying lake water, lake water is entered in the gas, water mixing device 5 of pump sump 1 top, simultaneously with CO by water pump water pipe 3 with water pump
2Or CO
2And O
2The mixed gas supercharging also enter gas, water mixing device 5 by inlet pipe 4, carry out pressure and mix; Regulate the pH value of water by the flooding quantity of control water and carbon dioxide, pressure carbon dioxide is that 10PMa imports, and lake water is 40 cubic metres of flows per hour.
The lake water that regulates pH value enters the outlet sump 2 that is negative pressure state by water inlet webmaster 8; Water enters behind the outlet sump 2 and flows upward fast, through thick 11, in 12, thin by 13, in 14, coarse filtration material layer 15 is purified, pump from water outlet webmaster 9 at last.
In the present embodiment, one ton of water needs the CO of 1 kilogram of purity 96%
2, produce a kiloton clear water daily, the pH value that purifies back water is 6, has avoided the breeding of blue-green algae in water, plants planting submerged plant, has recovered the ecology of Dian Chi.
Embodiment seven
Build 10 system elements of the present invention on the limit, Dian Chi.
Each system element pump sump 1, outlet sump 2 be that 4 meters, floorage are 10 meters * 20 meters deeply.1 meter, pump sump 1 top is fixed with gas, water mixing device 5, and Open Side Down and be positioned at below the liquid level for gas, water mixing device 5, and it is oval, and one meter in diameter is high 1 meter;
Each filtering layer height does not wait, respectively 0.6 meter on coarse filtration layer, 0.2 meter of middle filtering layer, 0.05 meter on finly filtration layer;
The filling filtering material is: coarse filtration material layer 11,15 is granularity 200 purpose non-woven fabrics for the haydite of particle size diameter 4-7cm, middle filtering material layer 12,14 for granularity 70 purpose river sands, finly filtration material layer;
Water inlet webmaster 8, water outlet webmaster 9 are embedded in respectively in the coarse filtration material layer, and the water-in and water-out webmaster is the iron pipe of diameter 50cm, gets out the hole 18 of 2 centimetres of diameters on the pipe, and the hole spacing is 10 centimetres;
The lower end of outlet sump 2 and pump sump 1 adjacent wall on average has the hole 6 of 50.5 centimetres of 4 diameters, and is corresponding with water inlet webmaster 9 nozzle diameter sizes and webmaster quantity.
Flow deflector 7 width are 20 centimetres, and 0.3 centimetre of thickness does not have the gap with the water exit pool wall and welds a circle, and water can only be through filtering layer under the drainage of flow deflector 7;
With the lake water of required purification with water pump per hour 85 tons suck in aqueous vapor, the water mixing device, simultaneously with carbon dioxide by being pressurized to 15PMa, also enter in gas, the water mixing device, gas mixes in gas, water mixing device internal pressure with water, regulates the pH value of water by the flooding quantity of control water and carbon dioxide.
In the present embodiment, one ton of water needs 1 kilogram of purity 95% left and right sides CO
2, produce about 2000 tons of clear water daily, the pH value that purifies back water is 5.8, avoids the breeding of blue-green algae in water, plants planting submerged plant, has recovered the ecology of Dian Chi.
Experimental result is as follows: (by the check of Yunnan Province's environmental monitoring junction centre)
1 experimental data result, wherein the 1# sample is for implementing the water after the processing in one, and the 2# sample is a underground water in the cement mill, and the 3# sample is Dian Chi Yuan Shui.
2 draw by examining report: contained following material in the 1# sample: prussiate, muriate, sulfate radical, total arsenic.Its index and 3# sample do not have considerable change.
3 draw by examining report: total chromium, copper, lead, zinc, cadmium, iron, manganese, selenium do not have considerable change in the 1# sample.
4 draw by examining report: phenyl-hexachloride, DDT, m-tetrachlorophthalodinitrile, ammonia nitrogen, volatile phenol, total hardness, anionic detergent do not have considerable change in the 3# sample in the 1# sample.
5 draw by examining report: in the 1# sample suspended substance by 27.2 of 3# sample reduce to＜4.0.Turbidity has 2.0 of 3# sample to reduce to 0.5.Colourity has 20 times of the 3# sample to reduce to 5 times, and nitrate radical will be 3.19 by 18.1 of 3# sample.Chlorophyll A has 141.1 of 3# sample to be reduced to 1.64.Permanganate index has 16.11 of 3# sample to reduce to 8.01.
6 petroleum-type rise to 0.053 by 0.034 of 3#.Analysis is because experiment is used due to the pollution of pond (sewage lagoon in the former cement mill).
7 show according to water environment quality standard (GB3838-2002) test-results, and Dian Chi water can be used as fully and views and admires water after this improvement method is administered.
Attached: material therefor manufacturer among the embodiment:
Water pump: go up marine really pump valve Manufacturing Co., Ltd
Inlet pipe is: the common Guan Ye in Chengdu company
Used iron plate: metal products company limited newly soars
Used filtering material: Gongyi City, Henan Province relates to Henan, villages and small towns high filtrate factory
Comb net: southwest, Tiantai County, Zhejiang filter cloth factory
Claims (15)
1, a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that said system element comprises:
Pump sump (1), by the outlet sump (2) that is connected with pump sump (1) of water inlet webmaster (8);
Pump sump (1) top is provided with a gas, water mixing device (5), and is fixed on water pump water pipe (3) and inlet pipe (4) in gas, the water mixing device (5);
Outlet sump is provided with filtering layer in (2), and filtering layer is arranged with following order from bottom to top: coarse filtration material layer (11) → middle filtering material layer (12) → finly filtration material layer (13) → middle filtering material layer (14) → coarse filtration material layer (15);
In the filtering layer of outlet sump (2) lowest layer, be provided with into water webmaster (8); Water inlet webmaster (8) passes the hole (6) of outlet sump pool wall, and an end enters in the pump sump (1), and pump sump (1) is connected with outlet sump (2); The part of water inlet webmaster (8) in outlet sump is furnished with hole (18), port sealing on the tube wall;
In the filtering layer of outlet sump (2) the superiors, be provided with water outlet webmaster (9), be evenly equipped with hole on the tube wall of water outlet webmaster (9); Both sides all seal;
On the top filtering layer of outlet sump (2), cover a sealing plate (17), water pump water pipe (10) passes sealing plate (17), is connected with water outlet webmaster (9);
On the inwall of outlet sump (2), the corresponding flow deflector (7) that is provided with each filtering layer.
2, according to claim 1ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that said gas, water mixing device (5) but square, rectangular parallelepiped, semicircular body, cone or the ladder type body of shape lower openings, it is fixed on the wall of pump sump and opening is buckled in the water down.
3, according to claim 1 and 2ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that said water pump water pipe (3) and inlet pipe (4) are fixed in gas, the water mixing device (5) by fixing catch (20), the outlet of water pump water pipe (3) is provided with spray equipment (19).
4, according to claim 3ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that being separated by with comb net (16) between each filtering layer.
5, according to claim 4ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that said filtering material is quartz sand, magnetite, manganese sand, haydite, shell, gac, zeolite, medical stone, fibrous nodules, stone, sand, glass; Filtering material in the finly filtration material layer is screen cloth, filtering net, filter paper, guipure, non-woven fabrics, filter cloth.
6, according to claim 5ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that the filtering material particle size diameter in the said coarse filtration material layer is 2-20cm; Filtering material in the middle filtering material layer is the 2-100 order; Filtering material is the 40-500 order in the finly filtration material layer.
7, according to claim 6ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that the filtering material particle size diameter in the said coarse filtration material layer is 2-4cm; Filtering material in the middle filtering material layer is the 30-80 order; Filtering material in the finly filtration material layer is the 150-200 order.
8, according to claim 7ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that being divided into the 2-10 layer with the comb net respectively in described carse, medium and small each filtering material layer.
9, according to claim 8ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that the hole diameter that distributes on the described water-in and water-out webmaster wall is 1-3cm.
10, according to claim 9ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that described flow deflector is arranged on around the inwall of outlet sump, its shape is identical with outlet sump inside and outside wall shape, width is equal to or greater than 1 centimetre, thickness is 0.1-3 centimetre, is located in each filtering layer intermediary filtering material.
11, according to claim 10ly a kind ofly purify lake water, effectively control the system element of algal grown in the water, it is characterized in that being provided with pre-opened hole with respect to each filtering layer on the described water outlet pool wall, the hole is provided with sealing cover (21).
12, a kind ofly purify lake water, effectively control the usage of the system element of algal grown in the water, it is characterized in that:
When purifying lake water, with lake water with in the gas of water pump by water pump water pipe (3) suction pump sump (1) top, the water mixing device (5), simultaneously with CO
2Or CO
2And O
2The mixed gas supercharging also enter in gas, the water mixing device (5) by inlet pipe (4), water carries out pressure with gas to be mixed; The amount of control water and gas is transferred 4-7 with the pH value of entering lake water;
The lake water that regulates pH value enters the outlet sump (2) that is negative pressure state by water inlet webmaster (8); Water enters behind the outlet sump (2) and flows upward fast, through carse, medium and small, in, the coarse filtration material layer is purified, pump from the water pump water pipe (10) that is connected with water outlet webmaster (9) at last.
13, according to claim 12ly a kind ofly purify lake water, effectively control the usage of the system element of algal grown in the water, it is characterized in that the pH value of entering lake water is transferred to 5.0-6.
14, describedly a kind ofly purify lake water, effectively control the usage of the system element of algal grown in the water according to claim 12 or 13, it is characterized in that in pump sump under the anhydrous state, water is entered from outlet sump, filtering layer is carried out back flushing, take out after the dirt in the filtering layer is rushed in pump sump.
15, describedly a kind ofly purify lake water, effectively control the usage of the system element of algal grown in the water according to claim 12 or 13, it is characterized in that opening the sealing cover of outlet sump pool wall, filtering material is taken out, clean or change the back and fill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200510085559XA CN1312060C (en) | 2005-07-28 | 2005-07-28 | Lake purification system for controlling algae growth effectively and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200510085559XA CN1312060C (en) | 2005-07-28 | 2005-07-28 | Lake purification system for controlling algae growth effectively and method thereof |
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| CN1712646A CN1712646A (en) | 2005-12-28 |
| CN1312060C true CN1312060C (en) | 2007-04-25 |
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|---|---|---|---|
| CNB200510085559XA Expired - Fee Related CN1312060C (en) | 2005-07-28 | 2005-07-28 | Lake purification system for controlling algae growth effectively and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103880103A (en) * | 2014-03-21 | 2014-06-25 | 苏州腾纳环保科技有限公司 | Filter material with good regeneration effect |
| CN105129899B (en) * | 2015-09-08 | 2017-12-22 | 中国农业科学院农业资源与农业区划研究所 | Cadmium pollution irrigation water enters fast purification apparatus and method before field |
| CN106193246A (en) * | 2016-07-13 | 2016-12-07 | 黑龙江省九0四环境工程勘察设计院 | A kind of rainwater bleeds back level of purification formula device naturally |
| CN207235847U (en) * | 2017-03-09 | 2018-04-17 | 陈茂华 | Aquaculture pond purification device and aquaculture system |
| CN107879495B (en) * | 2017-11-24 | 2020-04-28 | 中节能兆盛环保有限公司 | Sewage purification system |
| CN110467245A (en) * | 2018-05-11 | 2019-11-19 | 中冶南方工程技术有限公司 | A kind of shallow lake solar energy different makings aeration control algae device round the clock |
| CN115152610A (en) * | 2022-05-07 | 2022-10-11 | 徐州工程学院 | A submerged plant planting frame |
| CN115417505B (en) * | 2022-09-20 | 2025-07-29 | 中国科学院地球化学研究所 | CO utilizing industrial waste gas2Method for increasing carbon sink of water body and relieving eutrophication |
| CN118993352A (en) * | 2024-08-26 | 2024-11-22 | 上海勘测设计研究院有限公司 | System and method for improving carbon sink capacity of water body |
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