CN203959994U - A kind of dense water treatment device of percolate - Google Patents
A kind of dense water treatment device of percolate Download PDFInfo
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- CN203959994U CN203959994U CN201420257937.2U CN201420257937U CN203959994U CN 203959994 U CN203959994 U CN 203959994U CN 201420257937 U CN201420257937 U CN 201420257937U CN 203959994 U CN203959994 U CN 203959994U
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- strainer
- dense water
- percolate
- treatment device
- reverse osmosis
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 239000012528 membrane Substances 0.000 claims abstract description 50
- 238000001914 filtration Methods 0.000 claims abstract description 44
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 35
- 229910052567 struvite Inorganic materials 0.000 claims abstract description 21
- CKMXBZGNNVIXHC-UHFFFAOYSA-L ammonium magnesium phosphate hexahydrate Chemical compound [NH4+].O.O.O.O.O.O.[Mg+2].[O-]P([O-])([O-])=O CKMXBZGNNVIXHC-UHFFFAOYSA-L 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 239000012530 fluid Substances 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 238000006555 catalytic reaction Methods 0.000 claims description 15
- 230000003647 oxidation Effects 0.000 claims description 14
- 238000007254 oxidation reaction Methods 0.000 claims description 14
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 11
- 238000005496 tempering Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 abstract description 7
- 239000013618 particulate matter Substances 0.000 abstract description 7
- 239000003337 fertilizer Substances 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 6
- 239000002351 wastewater Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000005345 coagulation Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003204 osmotic effect Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 229910017958 MgNH Inorganic materials 0.000 description 1
- YFYIWIZSIVZILB-UHFFFAOYSA-N N.[P] Chemical compound N.[P] YFYIWIZSIVZILB-UHFFFAOYSA-N 0.000 description 1
- CKUAXEQHGKSLHN-UHFFFAOYSA-N [C].[N] Chemical compound [C].[N] CKUAXEQHGKSLHN-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000009615 deamination Effects 0.000 description 1
- 238000006481 deamination reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model relates to technical field of sewage, be particularly related to a kind of dense water treatment device of percolate, comprise for filtering the first strainer of percolate, reverse osmosis membrane apparatus, struvite reactor, the second strainer, coagulator, the 3rd strainer and biological pond, the fluid inlet of reverse osmosis membrane apparatus is connected with the liquid outlet of the first strainer, reverse osmosis membrane apparatus offers and produces water out and dense water out, dense water out is connected with struvite reactor, struvite reactor, the second strainer, coagulator, the 3rd strainer is connected by pipeline successively with biological pond.The utility model is simple in structure, the percolate of the refuse pollution thing in refuse landfill can directly be introduced reverse osmosis membrane apparatus and process after filtering removal particulate matter, water outlet qualified discharge or reuse, and reclaim high dense ammonia nitrogen and make fertilizer, turn waste into wealth, economic benefit is high.
Description
Technical field
The utility model relates to technical field of sewage, particularly a kind of dense water treatment device of percolate.
Background technology
Percolate be in dumping, landfill process due to the drip washing of rainwater, wash away and the immersion of surface water and groundwater the percolate that contains a large amount of organic impuritys filtering out by extraction, hydrolysis and fermentation; There is water quality complexity, contain the characteristics such as heavy metal and soil ulmin and biodegradability be poor.If percolate is direct entered environment without dealing carefully with, will cause severe contamination to environment, finally affect regional ecosystem balance, endanger huge.
The device that percolate is processed at present mainly contains coagulation+biological treatment, coagulation+advanced oxidation+biological treatment etc.These devices are better to new refuse percolate treatment effect.But said apparatus, when processing the aging percolate that ammonia nitrogen concentration is high, carbon-nitrogen ratio (C/N) is low, biodegradability is poor, also must utilize the advanced oxidation reactor of complicated operation to improve wastewater biodegradability.
Treatment unit for aging percolate, existing evaporation+ion exchange resin+reverse osmosis membrane treatment system, steam the systems such as ammonium+biochemistry+film separating system, reverse osmosis membrane+recharge, all there is following defect in these systems: in treating processes, all can produce concentrated solution and need recharge refuse landfill, cause follow-up percolate salinity, hard-degraded substance concentration to raise, increase follow-up percolate intractability, membrane lifetime is short, and running cost is high.In addition, because pollutent only circulates in landfill yard-percolation liquid treating system, can not thoroughly remove pollutent.
Summary of the invention
The purpose of this utility model is to provide for the deficiencies in the prior art a kind of dense water treatment device of percolate, simple in structure, the percolate of the refuse pollution thing in refuse landfill can directly be introduced reverse osmosis membrane apparatus and process after filtering removal particulate matter, water outlet qualified discharge or reuse, and reclaim high dense ammonia nitrogen and make fertilizer, turn waste into wealth, economic benefit is high.
The purpose of this utility model realizes by following technical measures.
A kind of dense water treatment device of percolate, comprise for filtering the first strainer of percolate, reverse osmosis membrane apparatus, struvite reactor, the second strainer, coagulator, the 3rd strainer and biological pond, the fluid inlet of described reverse osmosis membrane apparatus is connected with the liquid outlet of described the first strainer, described reverse osmosis membrane apparatus offers and produces water out and dense water out, dense water out is connected with described struvite reactor, described struvite reactor, described the second strainer, described coagulator, described the 3rd strainer is connected by pipeline successively with described biological pond.
Wherein, described reverse osmosis membrane apparatus comprises shell and is arranged at the filtering membrane core in shell, filtering membrane core comprises centibar, some filtration membranes and some flow guiding discs, and filtration membrane and flow guiding disc are stacked alternately, and centibar is through the filtration membrane being stacked alternately and the central authorities of flow guiding disc.
Wherein, the aperture of the filtering net of described the first strainer, described the second strainer and described the 3rd strainer is 10-100 μ m.
Preferably, the aperture of the filtering net of described the first strainer, described the second strainer and described the 3rd strainer reduces successively.
Wherein, the aperture of the filtering net of described the first strainer, described the second strainer and described the 3rd strainer is respectively 50 μ m, 30 μ m and 20 μ m.
Wherein, in described the first strainer, described the second strainer and described the 3rd strainer, being provided with bed filtration net, successively decreases according to the flow direction of refuse leachate in the aperture of bed filtration net.
Above, between described the 3rd strainer and described biological pond, be provided with advanced oxidation device.
Wherein, described advanced oxidation device comprises housing, liquid-inlet pipe, photochemical catalysis carrier, catalysis light source and UV ozone producer, in housing, be provided with reaction zone, housing is provided with fluid inlet and the liquid outlet being communicated with reaction zone, liquid-inlet pipe is transported to reaction zone by the liquid of required processing by fluid inlet, photochemical catalysis carrier is positioned at reaction zone, and the irradiate light of catalysis light source is to photochemical catalysis carrier, and the ozone that UV ozone generating unit produces is transported to reaction zone.
Wherein, described coagulator comprises tempering tank, reaction tank and the settling bowl connecting successively.
The utility model beneficial effect is:
(1) percolate is first removed particulate matter through the first strainer, then adopts reverse osmosis membrane apparatus processing to obtain respectively producing water and dense water, and product water COD index is up to standard.
(2) the dense water of height after reverse osmosis membrane apparatus processing is removed most ammonia-nitrogen by struvite reactor, and struvite throw out is carried out making agriculture fertilizer for plantations such as forest and flowers miniascapes after solid-liquid separation, turns waste into wealth, and economic benefit is high.
(3) the low dense water after coagulator processing enters biological pond again, and after processing, water outlet can be back to use the plantation waters such as forest and flowers miniascape.
(4) the utility model can carry out percolate processing for the refuse landfill of closing 10-20, percolate after filtration directly carries out osmotic treated through reverse osmosis membrane apparatus, do not need through peroxidation, deamination, recharge, the pretreatment unit such as biological treatment, simple to operate, greatly reduce the construction cost of environmental protection and the running cost of sewage disposal, product water efficiency is high.
(5) the dense water of height after processing of the present utility model can obtain afforesting water after struvite reactor, coagulator and biological pond are processed, and zero pollutes, and environmental benefit is good.
(6) the low dense water after coagulator processing carries out sterilization and disinfection through advanced oxidation device, and sterilization rate is high, organic pollutant removal is effective.
Accompanying drawing explanation
The utility model is described in further detail to utilize accompanying drawing, but embodiment in accompanying drawing does not form any restriction of the present utility model.
Fig. 1 is the structural representation of embodiment 1 of the dense water treatment device of a kind of percolate of the utility model.
Fig. 2 is the structural representation of embodiment 2 of the dense water treatment device of a kind of percolate of the utility model.
In Fig. 1 and Fig. 2, include:
1---first strainer 2---reverse osmosis membrane apparatus
4---struvite reactor
5---second strainer 6---coagulator
7---the 3rd strainer 8---biological pond
9---advanced oxidation device.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described, this is preferred embodiment of the present utility model.
embodiment 1.
As shown in Figure 1, a kind of dense water treatment device of percolate, comprise for filtering the first strainer 1 of percolate, reverse osmosis membrane apparatus 2, struvite reactor 4, the second strainer 5, coagulator 6, the 3rd strainer 7 and biological pond 8, the fluid inlet of described reverse osmosis membrane apparatus 2 is connected with the liquid outlet of described the first strainer 1, described reverse osmosis membrane apparatus 2 offers and produces water out and dense water out, dense water out is connected with described struvite reactor 4, described struvite reactor 4, described the second strainer 5, described coagulator 6, described the 3rd strainer 7 is connected by pipeline successively with described biological pond 8.
During use, refuse leachate is introduced to the first strainer 1 and filter, remove the particulate matter in refuse leachate, obtain filtrate; Then, filtrate is introduced to reverse osmosis membrane apparatus 2 and process, obtain producing water and high dense water; Producing water discharges through producing water out; High dense water, after overrich water out enters struvite reactor 4 and processes, is removed the most ammonia-nitrogen in high dense water, be precipitated thing and in dense water mixture; Utilize 5 pairs of throw outs of the second strainer and in dense water mixture filter, obtain agricultural fertilizer and in dense water; In inciting somebody to action, dense water carries out coagulating treatment by coagulator 6 again, and the some organic pollutants in removal in dense water and ammonia nitrogen, obtain throw out and low dense water mixture, utilizes the 3rd strainer 7 to filter, and obtains mud and low dense water; Finally, low dense water is introduced to biological pond 8 and process, obtain meeting the water purification of emission standard.The utility model is simple in structure, the percolate of the refuse pollution thing in refuse landfill can directly be introduced reverse osmosis membrane apparatus 2 and process after filtering removal particulate matter, water outlet qualified discharge or reuse, and reclaim high dense ammonia nitrogen and make fertilizer, turn waste into wealth, economic benefit is high.
Coagulator 6 of the present utility model is the coagulator in conventional liquid waste disposal, as chemical coagulation device.The reactor that struvite reactor 4 is built-in struvite.
Struvite molecular formula is MgNH
4pO
4.6H
2o, is a kind of white crystal that is insoluble in water, and under normal temperature, the solubleness in water is 2.5x10
-13, can make ammonia and phosphoric acid salt in waste water form struvite, realize the effective removal to ammonia phosphor contaminant.
Biological pond also claims stabilization pond, for the treatment of the general designation in the pond of waste water.Be mainly the organism of stablizing in waste water, or utilize the natural self-purification capacity in pond, or borrow the natural self-purification capacity of the measures such as artificial aeration with strengthening pond.The self-purification of biological pond mainly relies on microorganism, and the existence of oxygen in water has conclusive impact to the microorganism in the water of the pool.Biological pond is often divided into anaerobic pond, facultative lagoon and oxidation pond accordingly.Adopt biological pond to process waste water, expense is generally lower, convenient management.
The reverse osmosis membrane apparatus 2 of the present embodiment comprises shell and is arranged at the filtering membrane core in shell, filtering membrane core comprises centibar, some filtration membranes and some flow guiding discs, filtration membrane and flow guiding disc are stacked alternately, and centibar is through the filtration membrane being stacked alternately, the central authorities of flow guiding disc.Percolate enters after reverse osmosis membrane apparatus 2, through the guide functions of flow guiding disc, by filtration membrane, carries out filtration treatment, the product water obtaining after several times circular treatment and dense water, and reverse osmosis membrane apparatus 2 is simple in structure, good filtration effect.
Permeable membrane in reverse osmosis membrane system of the present utility model is sro film, and sro film is the abbreviation of Super Reverse Osmosis membrane, is a kind of super reverse osmosis purified water technology.General reverse osmosis claims again reverse osmosis, a kind ofly take pressure difference as impellent, isolates the membrane sepn operation of solvent from solution.Feed liquid to film one side is exerted pressure, and when pressure surpasses its osmotic pressure, solvent can be made inverse osmosis against the direction of naturally osmotic.Thereby the solvent that obtains seeing through in the low-tension side of film, i.e. penetrating fluid (product water); High-tension side obtains concentrated solution, i.e. concentrated solution (dense water).
The product water that the reverse osmosis membrane apparatus 2 of the present embodiment obtains and the volume ratio of dense water are 80:20, that is to say, percolate can obtain the product water of 80% volume and the dense water of height of 20% volume after reverse osmosis membrane apparatus 2 is processed, and water production rate is large, and reverse osmosis is effective.
The aperture of the filtering net of first strainer 1 of the present embodiment, described the second strainer 5 and described the 3rd strainer 7 is 10-100 μ m.Strainer of the present utility model is the conventional filtration device of this area, for removing suspended substance or the particulate matter of percolate.Preferably, the aperture of the filtering net of described the first strainer 1, described the second strainer 5 and described the 3rd strainer 7 is 20-50 μ m, guarantees that suspended substance or particulate matter can effectively remove, and treatment effect is good.
The aperture of the filtering net of first strainer 1 of the present embodiment, described the second strainer 5 and described the 3rd strainer 7 reduces successively.Preferably, the aperture of the filtering net of described the first strainer 1, described the second strainer 5 and described the 3rd strainer 7 is respectively 50 μ m, 30 μ m and 20 μ m.
In first strainer 1 of the present embodiment, described the second strainer 5 and described the 3rd strainer 7, being provided with bed filtration net, successively decreases according to the flow direction of refuse leachate in the aperture of bed filtration net.Guarantee to filter each time and all liquid to be filtered can be carried out to solid-liquid separation, working accuracy is high, efficient recovery solid waste.
The coagulator of the present embodiment comprises tempering tank, reaction tank and the settling bowl connecting successively.Tempering tank has been used for coagulating agent and has mixed with dense water, then mixed mixture is transported to reaction tank and reacts, and finally makes water separated at settling bowl with flocs unit.
embodiment 2.
As shown in Figure 2, the difference of the present embodiment and embodiment 1 is: between the 3rd strainer 7 of the present embodiment and described biological pond 8, be provided with advanced oxidation device 9.
The advanced oxidation device 9 of the present embodiment comprises housing, liquid-inlet pipe, photochemical catalysis carrier, catalysis light source and UV ozone producer, in housing, be provided with reaction zone, housing is provided with fluid inlet and the liquid outlet being communicated with reaction zone, liquid-inlet pipe is transported to reaction zone by the liquid of required processing by fluid inlet, photochemical catalysis carrier is positioned at reaction zone, and the irradiate light of catalysis light source is to photochemical catalysis carrier, and the ozone that UV ozone generating unit produces is transported to reaction zone.
The ultraviolet ray that utilizes microwave frequency to cause impels the interior airborne oxygen reaction of advanced oxidation device 9 to generate high-concentrated ozone, and the ozone of high density is carried out to sterilization and disinfection to low dense water.This advanced oxidation device 9 inventor have proposed application for a patent for invention, and number of patent application is 201310038181.2, and the concrete structure of this advanced oxidation device 9 is identical with structure and the principle of this patent of invention with function, does not repeat them here.
The rest part of the present embodiment is identical with embodiment 1, repeats no more here.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (9)
1. the dense water treatment device of a percolate, it is characterized in that: comprise for filtering the first strainer of percolate, reverse osmosis membrane apparatus, struvite reactor, the second strainer, coagulator, the 3rd strainer and biological pond, the fluid inlet of described reverse osmosis membrane apparatus is connected with the liquid outlet of described the first strainer, described reverse osmosis membrane apparatus offers and produces water out and dense water out, dense water out is connected with described struvite reactor, described struvite reactor, described the second strainer, described coagulator, described the 3rd strainer is connected by pipeline successively with described biological pond.
2. the dense water treatment device of a kind of percolate according to claim 1, it is characterized in that: described reverse osmosis membrane apparatus comprises shell and is arranged at the filtering membrane core in shell, filtering membrane core comprises centibar, some filtration membranes and some flow guiding discs, filtration membrane and flow guiding disc are stacked alternately, and centibar is through the filtration membrane being stacked alternately and the central authorities of flow guiding disc.
3. the dense water treatment device of a kind of percolate according to claim 1, is characterized in that: the aperture of the filtering net of described the first strainer, described the second strainer and described the 3rd strainer is 10-100 μ m.
4. the dense water treatment device of a kind of percolate according to claim 3, is characterized in that: the aperture of the filtering net of described the first strainer, described the second strainer and described the 3rd strainer reduces successively.
5. the dense water treatment device of a kind of percolate according to claim 3, is characterized in that: the aperture of the filtering net of described the first strainer, described the second strainer and described the 3rd strainer is respectively 50 μ m, 30 μ m and 20 μ m.
6. the dense water treatment device of a kind of percolate according to claim 1, it is characterized in that: in described the first strainer, described the second strainer and described the 3rd strainer, being provided with bed filtration net, successively decreases according to the flow direction of refuse leachate in the aperture of bed filtration net.
7. according to the dense water treatment device of a kind of percolate described in claim 1-6 any one, it is characterized in that: between described the 3rd strainer and described biological pond, be provided with advanced oxidation device.
8. the dense water treatment device of a kind of percolate according to claim 7, it is characterized in that: described advanced oxidation device comprises housing, liquid-inlet pipe, photochemical catalysis carrier, catalysis light source and UV ozone producer, in housing, be provided with reaction zone, housing is provided with fluid inlet and the liquid outlet being communicated with reaction zone, liquid-inlet pipe is transported to reaction zone by the liquid of required processing by fluid inlet, photochemical catalysis carrier is positioned at reaction zone, and the irradiate light of catalysis light source is to photochemical catalysis carrier, and the ozone that UV ozone generating unit produces is transported to reaction zone.
9. the dense water treatment device of a kind of percolate according to claim 1, is characterized in that: described coagulator comprises tempering tank, reaction tank and the settling bowl connecting successively.
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| CN201420257937.2U CN203959994U (en) | 2014-05-20 | 2014-05-20 | A kind of dense water treatment device of percolate |
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| CN201420257937.2U CN203959994U (en) | 2014-05-20 | 2014-05-20 | A kind of dense water treatment device of percolate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108328813A (en) * | 2018-04-25 | 2018-07-27 | 北京环境工程技术有限公司 | A kind of coagulating sedimentation joint struvite crystallization method nanofiltration concentrate processing unit and technique |
| CN108529695A (en) * | 2018-03-05 | 2018-09-14 | 广州市净泉环保科技有限公司 | A kind of non-subregion percolate from garbage filling field part flow arrangement |
-
2014
- 2014-05-20 CN CN201420257937.2U patent/CN203959994U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108529695A (en) * | 2018-03-05 | 2018-09-14 | 广州市净泉环保科技有限公司 | A kind of non-subregion percolate from garbage filling field part flow arrangement |
| CN108328813A (en) * | 2018-04-25 | 2018-07-27 | 北京环境工程技术有限公司 | A kind of coagulating sedimentation joint struvite crystallization method nanofiltration concentrate processing unit and technique |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141126 |