CN107673505A - A kind of air supporting built-in ceramic film water cleaning system and method - Google Patents
A kind of air supporting built-in ceramic film water cleaning system and method Download PDFInfo
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- CN107673505A CN107673505A CN201710966896.2A CN201710966896A CN107673505A CN 107673505 A CN107673505 A CN 107673505A CN 201710966896 A CN201710966896 A CN 201710966896A CN 107673505 A CN107673505 A CN 107673505A
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- backwash
- valve
- water
- ceramic film
- disengagement zone
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
Abstract
The invention discloses a kind of air supporting built-in ceramic film water cleaning system and method, the system includes former pond 1, raw water pump 2, tube mixer 3, chemicals dosing plant 4 and flotation tank 5；Flotation tank 5 includes flocculation zone 6, reaction zone 7 and Disengagement zone 9, the bottom of reaction zone 7 is provided with nozzle 30, the internal upper part of Disengagement zone 9 is provided with Slag Scraping Device 10, bottom is provided with immersion ceramic film component 17 in Disengagement zone 9, middle part is provided with backwash rhone 15 and ash pit 12 in Disengagement zone 9, immersion ceramic film component is built in flotation tank by the system of the present invention, saves space occupation of land and equipment investment.Traditional " reflux pump+air compressor machine+dissolving " pattern is replaced using " multiphase flow reflux pump+solutizing device " pattern, system configuration is more simple, energy consumption is lower, floor space is smaller.Enter water-filling backwash using multiphase flow reflux pump for immersion ceramic film component and air water cooperates with backwash.
Description
Technical field
The invention belongs to Water warfare field, more particularly to a kind of air supporting built-in ceramic film water cleaning system and method.
Background technology
Water and people live, it is closely related to produce.Town water supply is to ensure resident living, the indispensable thing of industrial production
Matter basis.In recent years, developing rapidly with China's economy, to water quality safety and the requirement more and more higher of reliability.However,
Due to China's water environment pollution preventing and treating dynamics hysteresis, water pollution is quite serious, brings to conventional water purification system and chooses greatly very much
War.
With the high speed development of industry and the continuous improvement of living standards of the people, the row of China's industrial wastewater and sanitary sewage
High-volume all increasing year by year, but wastewater treatment rate is still relatively low, and large amount of sewage is discharged into water nearby without dealing carefully with
Body, the main rivers such as domestic the Changjiang river, Taihu Lake are caused algae occurs the marine site such as contamination phenomenon, China Bohai Sea such as to break out big face also occur
Product red tide, and water environment still has the trend further deteriorated.Because groundwater resources are in short supply, surface water treatment, desalinization
In seawater cleaning processing face new challenges challenge.
Still using traditional coagulation, precipitation, filtering and sterilization water treatment technology, it is main for China's overwhelming majority water factory at present
Suitable for handling unpolluted raw water, its major function is turbidity removal, except color and sterilization, to organic pollutions such as algae in water
Removal efficiency is limited, causes some harmful substances, and particularly carcinogenic, teratogenesis, mutagenic micro quantity organic pollutant remain in drink
With in water, the health of city dweller is constituted a threat to.So in raw water the organic pollution such as algae removal, be from now on one
The problem of town water supply is in the urgent need to address in section period.
Water warfare problem will be a persistence problem, and current town water supply must solve summer high algae, organic contamination etc.
Water quality complicates problem, more efficiently feasible solution is sought, to ensure that urban water supply safety and economic society are sustainable
Development.
The content of the invention
The purpose of the present invention is overcome the deficiencies in the prior art, there is provided a kind of air supporting built-in ceramic film water cleaning system.
Second object of the present invention is to provide a kind of air supporting built-in ceramic film water purification method.
Technical scheme is summarized as follows：
A kind of air supporting built-in ceramic film water cleaning system, former pond 1 by pipeline successively with raw water pump 2 and tube mixer
3 connections, chemicals dosing plant 4 are connected by pipeline with tube mixer 3, and tube mixer 3 is connected by pipeline with flotation tank 5；Gas
Floating pond 5 includes flocculation zone 6, reaction zone 7 and Disengagement zone 9, and deflection plate 8 is provided between reaction zone 7 and Disengagement zone 9；In reaction zone 7
Bottom be provided with nozzle 30, in Disengagement zone 9, internal upper part is provided with Slag Scraping Device 10, and bottom is provided with immersion in Disengagement zone 9
Ceramic film component 17, middle part is provided with backwash rhone 15 and ash pit 12, a side of backwash rhone 15 in Disengagement zone 9
Wall is low level downflow weir 14, and a side wall of ash pit 12 is high-order downflow weir 11, and backwash rhone 15 is connected with backwash draining
Pipe 16, backwash blowoff valve 35 is provided with backwash drainpipe 16, ash pit 12 is connected with scum silica frost discharge pipe 13, scum silica frost discharge pipe 13
On be provided with residual cake valve 33, the bottom of Disengagement zone 9 is provided with blow-down pipe 21 in flotation tank 5, in flotation tank 5 under Disengagement zone 9
Portion's side wall is provided with return duct 20, after the right water producing pipe 18 of immersion ceramic film component is connected with production water valve 32, self priming pump 22 successively
It is connected again with discharge bay 23；Discharge bay 23 is connected with preceding backwash valve 24, multiphase flow reflux pump 27 successively by pipeline, and multiphase flows back to
Stream pump 27 is connected with rear backwash valve 31 and solutizing device 28 respectively by pipeline, and rear backwash valve 31 passes through pipeline and immersion ceramic membrane
The left water producing pipe 19 of component is connected, and solutizing device 28 is connected with pressure-reducing valve 29 and nozzle 30 successively by pipeline；Air inlet pipe 25 and air inlet
Valve 34 connect after be connected again with multiphase flow reflux pump 27, Disengagement zone 9 be connected by return duct 20 with return valve 26 after again with multiphase
Stream reflux pump 27 connects.
A kind of air supporting built-in ceramic film water purification method, comprises the following steps：
1) a kind of above-mentioned air supporting built-in ceramic film water cleaning system is used；
2) filtration stage：Former pond 1 is gone out current A and enter tube mixer 3 after the pressurization of raw water pump 2, with chemicals dosing plant 4
Enter flocculation zone 6 in flotation tank 5 after the coagulant mixing of outflow and carry out flocculation curing；After current flow out from the bottom of flocculation zone 6, with
Enter reaction zone 7 after the molten gas recirculation water contact that nozzle 30 sprays, then enter Disengagement zone 9 by deflection plate 8；Current are in Disengagement zone
9 internal upper parts realize the primary separation of suspension in raw water, and the scum silica frost on the top of Disengagement zone 9 scrapes shifting by Slag Scraping Device 10, crosses high-order overflow
After flowing weir 11, discharged into ash pit 12, then from scum silica frost discharge pipe 13, clear water is then downwardly into the immersion of the bottom of Disengagement zone 9
Ceramic film component 17 is filtered, and realizes the depth separation of impurities in water；Immersion ceramic film component 17 produces water through self priming pump 22
Discharge bay 23 is flowed into after suction；The bottom current D of Disengagement zone 9 mixes pressurization with inlet air flow C through multiphase flow reflux pump 27 in flotation tank 5
Reinforcing dissolving is carried out into solutizing device 28 afterwards, then molten gas recirculation water is sprayed through pressure-reducing valve 29 and nozzle 30, with raw water haptoreaction；
In filter process, production water valve 32, residual cake valve 33, return valve 26, intake valve 34 and pressure-reducing valve 29 are in open mode, remaining valve
It is closed；
3) backwash stage, carried out with following two ways:
Mode one：When needing backwash after the operation of immersion ceramic film component 17, the preceding backwash valve 24 of opening, rear backwash valve 31
With backwash blowoff valve 35, remaining valve is closed, is pressurizeed from the current B that discharge bay 23 is drawn through multiphase flow reflux pump 27 and inputs submergence
The left water producing pipe 19 of formula ceramic film component, backwash is carried out to immersion ceramic film component 17, backwash water is crossed low level downflow weir 14 and entered
Discharged after entering backwash rhone 15 from backwash drainpipe 16；
Mode two：When needing backwash after the operation of immersion ceramic film component 17, the preceding backwash valve 24 of opening, rear backwash valve
31st, backwash blowoff valve 35 and intake valve 34, close remaining valve, from the current B that discharge bay 23 is drawn and inlet air flow C through multiphase flow
Air water collaboration backwash is carried out after the mixing pressurization of reflux pump 27 to immersion ceramic film component 17, backwash water crosses low level downflow weir 14
Discharged after into backwash rhone 15 from backwash drainpipe 16；
4) filtration stage and backwash stage be alternately.
Advantages of the present invention：
1st, immersion ceramic film component is built in flotation tank by system of the invention, and the external water of routine is purified into system
System and method become built-in method, save space occupation of land and equipment investment.
2nd, the present invention replaces traditional " reflux pump+air compressor machine+dissolving " using " multiphase flow reflux pump+solutizing device " pattern
Pattern, system configuration is more simple, energy consumption is lower, floor space is smaller.
3rd, backwash of the present invention for immersion ceramic film component, enter water-filling backwash using multiphase flow reflux pump and air water is assisted
Same backwash, without ceramic membrane backwashing system is separately configured.
In addition, system and method for the present invention also have modularization, easily amplification, short implementation cycle, life cycle into
This low advantage, is especially suitable for popularization and application.
Brief description of the drawings
Fig. 1 is a kind of air supporting built-in ceramic film water cleaning system of the present invention and method schematic diagram.
Embodiment
The present invention is further illustrated with specific embodiment below in conjunction with the accompanying drawings.
A kind of air supporting built-in ceramic film water cleaning system, is shown in Fig. 1, former pond 1 by pipeline successively with raw water pump 2 and tubular type
Blender 3 is connected, and chemicals dosing plant 4 is connected by pipeline with tube mixer 3, and tube mixer 3 is connected by pipeline and flotation tank 5
Connect；Flotation tank 5 includes flocculation zone 6, reaction zone 7 and Disengagement zone 9, and deflection plate 8 is provided between reaction zone 7 and Disengagement zone 9；Anti-
The bottom in area 7 is answered to be provided with nozzle 30, internal upper part is provided with Slag Scraping Device 10 in Disengagement zone 9, and bottom is provided with leaching in Disengagement zone 9
Not having formula ceramic film component 17, middle part is provided with backwash rhone 15 and ash pit 12 in the Disengagement zone 9, and the one of backwash rhone 15
Individual side wall is low level downflow weir 14, and a side wall of ash pit 12 is high-order downflow weir 11, and backwash rhone 15 is connected with backwash
Drainpipe 16, backwash blowoff valve 35 is provided with backwash drainpipe 16, and ash pit 12 is connected with scum silica frost discharge pipe 13, scum silica frost discharge
Residual cake valve 33 is provided with pipe 13, the bottom of Disengagement zone 9 is provided with blow-down pipe 21 in flotation tank 5, the Disengagement zone 9 in flotation tank 5
Lower sides be provided with return duct 20, the right water producing pipe 18 of immersion ceramic film component connects with production water valve 32, self priming pump 22 successively
It is connected again with discharge bay 23 after connecing；Discharge bay 23 is connected with preceding backwash valve 24, multiphase flow reflux pump 27 successively by pipeline, multiphase
Stream reflux pump 27 is connected with rear backwash valve 31 and solutizing device 28 respectively by pipeline, and rear backwash valve 31 is made pottery by pipeline and immersion
The left water producing pipe 19 of porcelain membrane module is connected, and solutizing device 28 is connected with pressure-reducing valve 29 and nozzle 30 successively by pipeline；Air inlet pipe 25 with
Intake valve 34 connect after be connected again with multiphase flow reflux pump 27, Disengagement zone 9 be connected by return duct 20 with return valve 26 after again with
Multiphase flow reflux pump 27 connects.
Solutizing device 28 involved in the present invention, preferable structure are：Housing is round tube, and inside is to play reinforcing gas-liquid to mix
Close the element of dissolution, such as be disposed with housing baffle plate up and down staggeredly, housing both ends be with other pipelines and
The joint of equipment connection.
Embodiment 1
A kind of air supporting built-in ceramic film water purification method, comprises the following steps：
1) a kind of above-mentioned air supporting built-in ceramic film water cleaning system is used；
2) filtration stage：Former pond 1 is gone out current A and enter tube mixer 3 after the pressurization of raw water pump 2, with chemicals dosing plant 4
Enter flocculation zone 6 in flotation tank 5 after the coagulant mixing of outflow and carry out flocculation curing；After current flow out from the bottom of flocculation zone 6, with
Enter reaction zone 7 after the molten gas recirculation water contact that nozzle 30 sprays, then enter Disengagement zone 9 by deflection plate 8；Current are in Disengagement zone
9 internal upper parts realize the primary separation of suspension in raw water, and the scum silica frost on the top of Disengagement zone 9 scrapes shifting by Slag Scraping Device 10, crosses high-order overflow
After flowing weir 11, discharged into ash pit 12, then from scum silica frost discharge pipe 13, clear water is then downwardly into the immersion of the bottom of Disengagement zone 9
Ceramic film component 17 is filtered, and realizes the depth separation of impurities in water；Immersion ceramic film component 17 produces water through self priming pump 22
Discharge bay 23 is flowed into after suction；The bottom current D of Disengagement zone 9 mixes pressurization with inlet air flow C through multiphase flow reflux pump 27 in flotation tank 5
Reinforcing dissolving is carried out into solutizing device 28 afterwards, then molten gas recirculation water is sprayed through pressure-reducing valve 29 and nozzle 30, with raw water haptoreaction；
In filter process, production water valve 32, residual cake valve 33, return valve 26, intake valve 34 and pressure-reducing valve 29 are in open mode, remaining valve
It is closed；
3) backwash stage, carried out with following two ways:
Mode one：When needing backwash after the operation of immersion ceramic film component 17, the preceding backwash valve 24 of opening, rear backwash valve 31
With backwash blowoff valve 35, remaining valve is closed, is pressurizeed from the current B that discharge bay 23 is drawn through multiphase flow reflux pump 27 and inputs submergence
The left water producing pipe 19 of formula ceramic film component, backwash is carried out to immersion ceramic film component 17, backwash water is crossed low level downflow weir 14 and entered
Discharged after entering backwash rhone 15 from backwash drainpipe 16；
Mode two：When needing backwash after the operation of immersion ceramic film component 17, the preceding backwash valve 24 of opening, rear backwash valve
31st, backwash blowoff valve 35 and intake valve 34, close remaining valve, from the current B that discharge bay 23 is drawn and inlet air flow C through multiphase flow
Air water collaboration backwash is carried out after the mixing pressurization of reflux pump 27 to immersion ceramic film component 17, backwash water crosses low level downflow weir 14
Discharged after into backwash rhone 15 from backwash drainpipe 16；
4) filtration stage and backwash stage be alternately.
5) coagulant is conventional use of coagulant, such as poly-ferric chloride, aluminium polychloride, bodied ferric sulfate.
Claims (2)
1. a kind of air supporting built-in ceramic film water cleaning system, former pond (1) by pipeline successively with raw water pump (2) and tubular-mix
Device (3) is connected, and chemicals dosing plant (4) is connected by pipeline with tube mixer (3), and tube mixer (3) passes through pipeline and air supporting
Pond (5) connects；Flotation tank (5) includes flocculation zone (6), reaction zone (7) and Disengagement zone (9), reaction zone (7) and Disengagement zone (9) it
Between be provided with deflection plate (8)；The bottom of reaction zone (7) is provided with nozzle (30), it is characterized in that being set in Disengagement zone (9) internal upper part
Slag Scraping Device (10) is equipped with, Disengagement zone (9) interior bottom is provided with immersion ceramic film component (17), the middle part in Disengagement zone (9)
Backwash rhone (15) and ash pit (12) are provided with, a side wall of backwash rhone (15) is low level downflow weir (14), row
One side wall of slag chute (12) is high-order downflow weir (11), and backwash rhone (15) is connected with backwash drainpipe (16), backwash row
Backwash blowoff valve (35) is provided with water pipe (16), ash pit (12) is connected with scum silica frost discharge pipe (13), scum silica frost discharge pipe (13)
On be provided with residual cake valve (33), flotation tank (5) interior Disengagement zone (9) bottom is provided with blow-down pipe (21), in the flotation tank (5) point
Lower sides from area (9) are provided with return duct (20), and the right water producing pipe of immersion ceramic film component (18) is successively with producing water valve
(32), it is connected again with discharge bay (23) after self priming pump (22) connection；Discharge bay (23) by pipeline successively with preceding backwash valve (24),
Multiphase flow reflux pump (27) is connected, and multiphase flow reflux pump (27) is connected with rear backwash valve (31) and solutizing device (28) respectively by pipeline
Connect, rear backwash valve (31) is connected by pipeline with the left water producing pipe of immersion ceramic film component (19), and solutizing device (28) passes through pipeline
It is connected successively with pressure-reducing valve (29) and nozzle (30)；Air inlet pipe (25) be connected with intake valve (34) after again with multiphase flow reflux pump
(27) connect, Disengagement zone (9) are connected with multiphase flow reflux pump (27) again after being connected by return duct (20) with return valve (26).
A kind of 2. air supporting built-in ceramic film water purification method, it is characterized in that comprising the following steps：
1) system described in usage right requirement 1；
2) filtration stage：Former pond (1) is gone out current A and enter tube mixer (3) after raw water pump (2) pressurization, filled with dosing
Put and carry out flocculation curing into flotation tank (5) interior flocculation zone (6) after the coagulant (4) flowed out mixes；Current are from flocculation zone (6) bottom
After portion's outflow, reaction zone (7) is entered after being contacted with the molten gas recirculation water of nozzle (30) ejection, then enter by deflection plate (8) and divide
From area (9)；The primary separation of current suspension in Disengagement zone (9) internal upper part realizes raw water, the scum silica frost on Disengagement zone (9) top by
Slag Scraping Device (10) scrapes shifting, after crossing high-order downflow weir (11), is discharged into ash pit (12), then from scum silica frost discharge pipe (13), clearly
The immersion ceramic film component (17) that water is then downwardly into Disengagement zone (9) bottom is filtered, and realizes the depth point of impurities in water
From；Immersion ceramic film component (17) produces water and flows into discharge bay (23) after self priming pump (22) suction；Flotation tank (5) interior Disengagement zone
(9) current D in bottom carries out reinforcing dissolving after multiphase flow reflux pump (27) mixes pressurization with inlet air flow C into solutizing device (28),
Molten gas recirculation water is sprayed through pressure-reducing valve (29) and nozzle (30) again, with raw water haptoreaction；In filter process, production water valve (32),
Residual cake valve (33), return valve (26), intake valve (34) and pressure-reducing valve (29) are in open mode, and remaining valve, which is in, closes shape
State；
3) backwash stage, carried out with following two ways：
Mode one：When needing backwash after immersion ceramic film component (17) operation, the preceding backwash valve of opening (24), rear backwash valve
(31) and backwash blowoff valve (35), close remaining valve, from the current B that discharge bay (23) is drawn through multiphase flow reflux pump (27) plus
The pressure input left water producing pipe of immersion ceramic film component (19), backwash is carried out to immersion ceramic film component (17), backwash water is crossed
Low level downflow weir (14) is discharged after entering backwash rhone (15) from backwash drainpipe (16)；
Mode two：When needing backwash after immersion ceramic film component (17) operation, the preceding backwash valve of opening (24), rear backwash valve
(31), backwash blowoff valve (35) and intake valve (34), close remaining valve, from the current B that discharge bay (23) is drawn and inlet air flow C
Air water collaboration backwash is carried out to immersion ceramic film component (17) after multiphase flow reflux pump (27) mixing pressurization, backwash water is crossed
Low level downflow weir (14) is discharged after entering backwash rhone (15) from backwash drainpipe (16)；
4) filtration stage and backwash stage be alternately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710966896.2A CN107673505B (en) | 2017-10-17 | 2017-10-17 | Air-flotation built-in ceramic membrane water purification system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710966896.2A CN107673505B (en) | 2017-10-17 | 2017-10-17 | Air-flotation built-in ceramic membrane water purification system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107673505A true CN107673505A (en) | 2018-02-09 |
| CN107673505B CN107673505B (en) | 2020-09-08 |
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ID=61140701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710966896.2A Active CN107673505B (en) | 2017-10-17 | 2017-10-17 | Air-flotation built-in ceramic membrane water purification system and method |
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| Country | Link |
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| CN (1) | CN107673505B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439652A (en) * | 2018-04-27 | 2018-08-24 | 易能环境技术有限公司 | A kind of high-efficiency dissolued-air air-floating apparatus and its sewage water treatment method based on waterpower principle |
| CN109734218A (en) * | 2019-03-18 | 2019-05-10 | 大连交通大学 | Bathing advanced water treatment integration apparatus |
| CN112403279A (en) * | 2020-09-25 | 2021-02-26 | 浙江和达科技股份有限公司 | Ceramic membrane filtering device and air-water combined backwashing method thereof |
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| CN103663820A (en) * | 2013-12-30 | 2014-03-26 | 大连宏博水科技有限公司 | Air-flotation and membrane-filtration purification system |
| KR20140117945A (en) * | 2013-03-27 | 2014-10-08 | 현대중공업 주식회사 | Dissolved Air Flotation Facility Coupled with Membrane Filtration System |
| CN105130031A (en) * | 2015-08-19 | 2015-12-09 | 西安建筑科技大学 | Low-energy-consumption membrane and ozone flotation integrated apparatus |
| CN105347569A (en) * | 2015-11-30 | 2016-02-24 | 无锡工源机械有限公司 | Air-flotation, filtering and membrane-filtering treatment device |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140117945A (en) * | 2013-03-27 | 2014-10-08 | 현대중공업 주식회사 | Dissolved Air Flotation Facility Coupled with Membrane Filtration System |
| CN103663820A (en) * | 2013-12-30 | 2014-03-26 | 大连宏博水科技有限公司 | Air-flotation and membrane-filtration purification system |
| CN105130031A (en) * | 2015-08-19 | 2015-12-09 | 西安建筑科技大学 | Low-energy-consumption membrane and ozone flotation integrated apparatus |
| CN105347569A (en) * | 2015-11-30 | 2016-02-24 | 无锡工源机械有限公司 | Air-flotation, filtering and membrane-filtering treatment device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108439652A (en) * | 2018-04-27 | 2018-08-24 | 易能环境技术有限公司 | A kind of high-efficiency dissolued-air air-floating apparatus and its sewage water treatment method based on waterpower principle |
| CN109734218A (en) * | 2019-03-18 | 2019-05-10 | 大连交通大学 | Bathing advanced water treatment integration apparatus |
| CN112403279A (en) * | 2020-09-25 | 2021-02-26 | 浙江和达科技股份有限公司 | Ceramic membrane filtering device and air-water combined backwashing method thereof |
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| Publication number | Publication date |
|---|---|
| CN107673505B (en) | 2020-09-08 |
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