CN105688674A - Membrane treatment process device and processing method thereof - Google Patents
Membrane treatment process device and processing method thereof Download PDFInfo
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- CN105688674A CN105688674A CN201610146383.2A CN201610146383A CN105688674A CN 105688674 A CN105688674 A CN 105688674A CN 201610146383 A CN201610146383 A CN 201610146383A CN 105688674 A CN105688674 A CN 105688674A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/18—Apparatus therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/08—Prevention of membrane fouling or of concentration polarisation
-
- 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
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/18—Use of gases
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a membrane treatment process device and a processing method thereof. The device comprises a low-energy-consumption micro-nano bubbling water generating device, a water inlet pipe, a bottom valve, a raw water pool, a one-way valve, an ultrafiltration water inlet pipe and an ultrafiltration membrane module. The device has the advantages that the adopted low-energy-consumption micro-nano bubbling water generating device substitutes a membrane process water inlet centrifugal pump process, so that membrane water inlet is not merely water but is micro-nano bubbling water containing a great number of micro-nano bubbles, a great number of micro-nano bubbles exist in the bubbling water, scaling substances cannot adhere easily, original scaling substances are even gradually peeled by the micro-nano bubbles, chemical agents such as antisludging agents do not need to be added, back-flushing is not needed, the service life of a membrane is greatly prolonged, water producing capability is enhanced, air inflow amount is adjustable, the vapor-liquid ratio can be adjusted to 20-100%, by means of the one-way valve, the bubbling water cannot backflow from the ultrafiltration membrane module, it is guaranteed that the water pressure in the ultrafiltration membrane module is stable, and the filtering effect of the ultrafiltration membrane module is guaranteed.
Description
Technical field
The present invention relates to a kind of membrane treatment process method, be specially a kind of membrane treatment process device and processing method thereof, belong to film and process apparatus field。
Background technology
The commercial Application of ultrafilter membrane is very extensive, it has also become one of Novel chemical, unit for treating water operation。For separating, concentrating, in purifying biological goods, pharmaceutical products and food industry；It is additionally operable to the terminal processing device in blood treatment, wastewater treatment and ultra-pure water preparation。Ultrafilter membrane is along with the progress of technology, and its screening function will be improved and strengthen, to the contribution of human society also by increasing。Nearly 2 years, in order to obtain higher dissolved oxygen efficiency, micro-nano bubble generation technique was all widely used in fields such as water process, aquaculture, Rice Cropping, soilless cultures and obtains tremendous development。But, not enough below micro-nano bubble generation equipment ubiquity of the prior art: one, its core component adopts mostly merely gas-liquid mixing pump or centrifugal pump, although dissolved efficiency is up to 80-100%, but inspiration capacity is only 8-10%；Two, although series connection of pumps can use increase inspiration capacity, but, increase equipment funds and put into and plant capacity, namely increase equipment operating cost；Three, the micro-nano general flow of bubble equipment is too little, it is impossible to apply on bigger water processing item；Four, in order to reduce cost with energy-conservation, lift is generally on the low side, applies to some extent in agricultural oxygen supplement and river course oxygen supplement, but cannot process at water and be applied in film process。
Summary of the invention
The purpose of the present invention is that provides a kind of membrane treatment process device and processing method thereof to solve the problems referred to above。
The present invention is achieved through the following technical solutions above-mentioned purpose: a kind of membrane treatment process device, including the micro-nano air-bubble generating means of low energy consumption, water inlet pipe, bottom valve, former pond, check valve, ultrafiltration water inlet pipe and hyperfiltration membrane assembly, described former pond is provided with bottom valve, described bottom valve and water inlet pipe one end link together, the other end of described water inlet pipe and the micro-nano air-bubble generating means of low energy consumption link together, linked together by ultrafiltration water inlet pipe between the micro-nano air-bubble generating means of described low energy consumption and filtering film component, described ultrafiltration water inlet pipe is provided with check valve。
Preferably, inside the micro-nano air-bubble generating means of described low energy consumption, air flow rate adjustment valve is set。
Preferably, the micro-nano air-bubble generating means of described low energy consumption is internally provided with air cushioning tank。
Preferably, the valve ultrafiltration water inlet pipe between the micro-nano air-bubble generating means of described low energy consumption and filtering film component arranged is check valve。
The processing method of described membrane treatment process device is made up of following step:
1), open the bottom valve switch of former basin bottom, allow liquid former pond within by the water inlet pipe entrance micro-nano air-bubble generating means of low energy consumption；
2) check valve, on the ultrafiltration water inlet pipe opened between the micro-nano air-bubble generating means of low energy consumption and filtering film component, allows and is connected between the micro-nano air-bubble generating means of low energy consumption and hyperfiltration membrane assembly；
3) switch of centrifugal pump within the micro-nano air-bubble generating means of low energy consumption, is opened；
4), allow the centrifugal pump within low energy consumption micro-nano air-bubble generating means that mixing liquid is delivered to the vacuum jet device within low energy consumption micro-nano air-bubble generating means and in micro-nano air-bubble release；
5), mixing liquid can produce to form the diameter micro-bubble water less than 50 microns by the vacuum jet device within low energy consumption micro-nano air-bubble generating means and micro-nano air-bubble release；
6), the described diameter micro-bubble water less than 50 microns can pass through ultrafiltration water inlet pipe entrance filtering film component 7。
The invention has the beneficial effects as follows: this membrane treatment process device is reasonable in design, the technique that the micro-nano air-bubble generating means of low energy consumption adopted replaces membrane process water inlet centrifugal pump, film water inlet is made not to be simple water but contain the micro-nano air-bubble of a large amount of micro-nano bubble, in air-bubble, a large amount of micro-nano bubbles exist, scale forming matter is made to be difficult to adhere to, even original scaling fouling thing is progressively peeled off by micro-nano bubble, the medicaments such as antisludging agent need not be added, without backwash, do not result in film blocking, non-scaling can be reached thus clean result, greatly extend the service life of film, without blocking, simultaneously because without backwash thus increasing water-yielding capacity, inside the micro-nano air-bubble generating means of low energy consumption, air flow rate adjustment valve is set, make air inflow adjustable, gas liquid ratio can be allowed to regulate and to reach 20～100%, the micro-nano air-bubble generating means of low energy consumption is internally provided with air cushioning tank, make admission pressure steady, bubble is stable, the valve arranged on ultrafiltration water inlet pipe between the micro-nano air-bubble generating means of low energy consumption and filtering film component is check valve, check valve makes air-bubble will not reflux from ultrafiltration membrane module, ensure that the stable water pressure in hyperfiltration membrane assembly, ensure the filter effect of hyperfiltration membrane assembly。
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention；
In figure: 1, the micro-nano air-bubble generating means of low energy consumption, 2, water inlet pipe, 3, bottom valve, 4, former pond, 5, check valve, 6, ultrafiltration water inlet pipe and 7, hyperfiltration membrane assembly。
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments。Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention。
Refer to Fig. 1, a kind of membrane treatment process device and processing method thereof, including the micro-nano air-bubble generating means 1 of low energy consumption, water inlet pipe 2, bottom valve 3, former pond 4, check valve 5, ultrafiltration water inlet pipe 6 and hyperfiltration membrane assembly 7, described former pond 4 is provided with bottom valve 3, described bottom valve 3 and water inlet pipe 2 one end link together, the other end of described water inlet pipe 2 and the micro-nano air-bubble generating means 1 of low energy consumption link together, the technique that the micro-nano air-bubble generating means 1 of low energy consumption adopted replaces membrane process water inlet centrifugal pump, film water inlet is made not to be simple water but contain the micro-nano air-bubble of a large amount of micro-nano bubble, in air-bubble, a large amount of micro-nano bubbles exist, scale forming matter is made to be difficult to adhere to, even original scaling fouling thing is progressively peeled off by micro-nano bubble, the medicaments such as antisludging agent need not be added, without backwash, do not result in film blocking, non-scaling can be reached thus clean result, greatly extend the service life of film, without blocking, simultaneously because without backwash thus increasing water-yielding capacity, the micro-nano air-bubble generating means 1 of described low energy consumption is internal arranges air flow rate adjustment valve, make air inflow adjustable, gas liquid ratio can be allowed to regulate and to reach 20～100%, the micro-nano air-bubble generating means 1 of described low energy consumption is internally provided with air cushioning tank, make admission pressure steady, bubble is stable, linked together by ultrafiltration water inlet pipe 6 between the micro-nano air-bubble generating means 1 of described low energy consumption and filtering film component 7, described ultrafiltration water inlet pipe 6 is provided with check valve 5, described check valve 5 makes air-bubble will not reflux from ultrafiltration membrane module 7, ensure that the stable water pressure in hyperfiltration membrane assembly 7, ensure the filter effect of hyperfiltration membrane assembly。
The processing method of described membrane treatment process device is made up of following step:
1), open the bottom valve 3 bottom former pond 4 and switch, allow the liquid within former pond 4 enter the micro-nano air-bubble generating means 1 of low energy consumption by water inlet pipe 2；
2) check valve 5, on the ultrafiltration water inlet pipe 6 opened between the micro-nano air-bubble generating means 1 of low energy consumption and filtering film component 7, allows and is connected between the micro-nano air-bubble generating means 1 of low energy consumption and hyperfiltration membrane assembly 7；
3) switch of centrifugal pump within the micro-nano air-bubble generating means 1 of low energy consumption, is opened；
4), allow the centrifugal pump within low energy consumption micro-nano air-bubble generating means 1 that mixing liquid is delivered to the vacuum jet device within low energy consumption micro-nano air-bubble generating means 1 and in micro-nano air-bubble release；
5), mixing liquid can produce to form the diameter micro-bubble water less than 50 microns by the vacuum jet device within low energy consumption micro-nano air-bubble generating means 1 and micro-nano air-bubble release；
6), the described diameter micro-bubble water less than 50 microns can enter filtering film component 7 by ultrafiltration water inlet pipe 7。
Work process: when using described membrane treatment process device, first, the bottom valve of former basin bottom is switched and opens, the liquid within former pond is allowed to enter the micro-nano air-bubble generating means of low energy consumption by water inlet pipe, then the check valve on the ultrafiltration water inlet pipe between the micro-nano air-bubble generating means of low energy consumption and filtering film component is opened, allow and be connected between the micro-nano air-bubble generating means of low energy consumption and hyperfiltration membrane assembly, finally open the switch of centrifugal pump within the micro-nano air-bubble generating means of low energy consumption。
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when without departing substantially from the spirit of the present invention or basic feature, it is possible to realize the present invention in other specific forms。Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the invention rather than described above limits, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in the present invention。Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved。
In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that。
Claims (5)
1. a membrane treatment process device, including the micro-nano air-bubble generating means (1) of low energy consumption, water inlet pipe (2), bottom valve (3), former pond (4), check valve (5), ultrafiltration water inlet pipe (6) and hyperfiltration membrane assembly (7), it is characterized in that: described former pond (4) is provided with bottom valve (3), described bottom valve (3) and water inlet pipe (2) one end link together, the other end of described water inlet pipe (2) and the micro-nano air-bubble generating means (1) of low energy consumption link together, linked together by ultrafiltration water inlet pipe (6) between the micro-nano air-bubble generating means (1) of described low energy consumption and filtering film component (7), described ultrafiltration water inlet pipe (6) is provided with check valve (5)。
2. a kind of membrane treatment process device according to claim 1, it is characterised in that: the micro-nano air-bubble generating means (1) of described low energy consumption is internal arranges air flow rate adjustment valve。
3. a kind of membrane treatment process device according to claim 1, it is characterised in that: the micro-nano air-bubble generating means (1) of described low energy consumption is internally provided with air cushioning tank。
4. a kind of membrane treatment process device according to claim 1, it is characterised in that: the upper valve arranged of the ultrafiltration water inlet pipe (6) between the micro-nano air-bubble generating means (1) of described low energy consumption and filtering film component (7) is check valve (5)。
5. the processing method of a membrane treatment process device, it is characterised in that: the processing method of described membrane treatment process device is made up of following step:
1), opening bottom valve (3) switch bottom former pond (4), the liquid making former pond (4) internal enters the micro-nano air-bubble generating means (1) of low energy consumption by water inlet pipe (2)；
2) check valve (5), on the ultrafiltration water inlet pipe (6) opened between the micro-nano air-bubble generating means (1) of low energy consumption and filtering film component (7), allows and is connected between the micro-nano air-bubble generating means (1) of low energy consumption and hyperfiltration membrane assembly (7)；
3) switch of the internal centrifugal pump of the micro-nano air-bubble generating means (1) of low energy consumption, is opened；
4) mixing liquid is delivered in the internal vacuum jet device of low energy consumption micro-nano air-bubble generating means (1) and micro-nano air-bubble release by the centrifugal pump, allowing low energy consumption micro-nano air-bubble generating means (1) internal；
5), mixing liquid can produce to form the diameter micro-bubble water less than 50 microns by vacuum jet device and the micro-nano air-bubble release of low energy consumption micro-nano air-bubble generating means (1) inside；
6), the described diameter micro-bubble water less than 50 microns can pass through ultrafiltration water inlet pipe (7) entrance filtering film component (7)。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610146383.2A CN105688674A (en) | 2016-03-15 | 2016-03-15 | Membrane treatment process device and processing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610146383.2A CN105688674A (en) | 2016-03-15 | 2016-03-15 | Membrane treatment process device and processing method thereof |
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| CN105688674A true CN105688674A (en) | 2016-06-22 |
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| CN201610146383.2A Pending CN105688674A (en) | 2016-03-15 | 2016-03-15 | Membrane treatment process device and processing method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108403045A (en) * | 2018-04-19 | 2018-08-17 | 陈浩航 | Filter of dish washing machine based on micro-nano gas explosion |
| CN109046031A (en) * | 2018-09-04 | 2018-12-21 | 许昌学院 | The cleaning method and cleaning system of reverse osmosis membrane assembly |
| CN110902762A (en) * | 2018-09-17 | 2020-03-24 | 宁波方太厨具有限公司 | Self-cleaning filter element and filter element control device with same |
| CN111977747A (en) * | 2019-05-22 | 2020-11-24 | 南京悠泉环保科技有限公司 | Water treatment system and method |
| CN112340840A (en) * | 2019-08-08 | 2021-02-09 | 北京化工大学 | Membrane oxidation reactor and wastewater treatment method |
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| JP2011125822A (en) * | 2009-12-21 | 2011-06-30 | Toray Ind Inc | Method for washing membrane module and fresh water generator |
| CN104891606A (en) * | 2015-06-04 | 2015-09-09 | 黎建军 | Mechanical membrane process water treatment device and method |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2008307522A (en) * | 2006-10-30 | 2008-12-25 | Sekisui Chem Co Ltd | Desalting method, desalting apparatus, and bubble generator |
| JP2011125822A (en) * | 2009-12-21 | 2011-06-30 | Toray Ind Inc | Method for washing membrane module and fresh water generator |
| CN104891606A (en) * | 2015-06-04 | 2015-09-09 | 黎建军 | Mechanical membrane process water treatment device and method |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108403045A (en) * | 2018-04-19 | 2018-08-17 | 陈浩航 | Filter of dish washing machine based on micro-nano gas explosion |
| CN109046031A (en) * | 2018-09-04 | 2018-12-21 | 许昌学院 | The cleaning method and cleaning system of reverse osmosis membrane assembly |
| CN109046031B (en) * | 2018-09-04 | 2021-07-23 | 许昌学院 | Cleaning method and cleaning system of reverse osmosis membrane module |
| CN110902762A (en) * | 2018-09-17 | 2020-03-24 | 宁波方太厨具有限公司 | Self-cleaning filter element and filter element control device with same |
| CN110902762B (en) * | 2018-09-17 | 2022-02-08 | 宁波方太厨具有限公司 | Self-cleaning filter element and filter element control device with same |
| CN111977747A (en) * | 2019-05-22 | 2020-11-24 | 南京悠泉环保科技有限公司 | Water treatment system and method |
| CN112340840A (en) * | 2019-08-08 | 2021-02-09 | 北京化工大学 | Membrane oxidation reactor and wastewater treatment method |
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Application publication date: 20160622 |