CN109758908A - A kind of forward osmosis drawing liquid flow direction distribution device and drawing method - Google Patents
A kind of forward osmosis drawing liquid flow direction distribution device and drawing method Download PDFInfo
- Publication number
- CN109758908A CN109758908A CN201910188246.9A CN201910188246A CN109758908A CN 109758908 A CN109758908 A CN 109758908A CN 201910188246 A CN201910188246 A CN 201910188246A CN 109758908 A CN109758908 A CN 109758908A
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- China
- Prior art keywords
- tube assembly
- assembly
- pipe
- center tube
- forward osmosis
- Prior art date
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- Granted
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000009292 forward osmosis Methods 0.000 title claims description 12
- 239000012528 membrane Substances 0.000 claims abstract description 29
- 238000012545 processing Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims 1
- 230000008595 infiltration Effects 0.000 abstract description 15
- 238000001764 infiltration Methods 0.000 abstract description 15
- 238000004064 recycling Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000003204 osmotic effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Liquid stream is drawn to distributor the present invention provides a kind of positive infiltration and draws method, distributor is equipped with FO membrane component, high concentration, which is just being permeated, draws liquid from the entrance of FO membrane component left end, after the processing of FO membrane component, draws liquid from the right end of FO membrane component output low concentration；FO membrane component includes center tube assembly and the FO film being nested on the tube assembly outer wall of center composition, and center tube assembly includes left center tube assembly and right center tube assembly, and left center tube assembly is connected with right center tube assembly by Y type isocon；Left center tube assembly and right center tube assembly are equipped with the inner and outer tubes of concentric circles setting, outer tube is equipped with gully-hole, the inner tube of left center tube assembly is connected by Y type isocon with the outer tube of right center tube assembly, and the inner tube right end of right center tube assembly is connected with the FO film on right side by pipeline.
Description
Technical field
The present invention relates to water body purifications, and in particular to draws liquid stream to distributor to a kind of positive infiltration and draws method.
Background technique
Now with Environmental pollution pay attention to day by day, the wastewater zero discharge of high concentration is handled, and liquid is drawn in positive infiltration
The application of technology is mostly also in the laboratory research stage, and apart from real industrial applications, there are also a certain distance.Lacking
High-performance forward osmosis membrane and hyperosmosis and the liquid that draws being easily recycled is the major obstacle for limiting its industrial applications.It is now
The processing of realization sewage zero-discharge is simultaneously, domestic to draw research of the liquid stream in terms of distribution technique in positive infiltration and start late, skill
In art still there is biggish gap in problem.
Liquid stream is drawn in conventional positive infiltration, and to distribution technique, there are design deficiencies on its product, during high concentration water flows into
Easily dirty stifled etc. characteristics, it is as follows to distribution application problem to be below that liquid stream is drawn in positive infiltration:
1, densification contact scar layer is easy to appear when handling high concentration water.
2, when influent density is constant, the concentration for drawing liquid is easy to increase, and permeable pressure head is unstable.
3, recovered frequency is mostly rear is easy to influence to draw liquid osmotic pressure flux and to film problem.
Summary of the invention
The present invention provides a kind of positive infiltrations to draw liquid stream to distributor, and the distributor is equipped with FO membrane component, high
Concentration, which is just being permeated, draws liquid from the entrance of FO membrane component left end, after the processing of the FO membrane component, from the FO membrane element
The right end output low concentration of part draws liquid；
FO membrane component includes center tube assembly and the FO film being nested on the tube assembly outer wall of center composition, center tube assembly
Including left center tube assembly and right center tube assembly, left center tube assembly is connected with right center tube assembly by Y type isocon；
Left center tube assembly and right center tube assembly are equipped with the inner and outer tubes of concentric circles setting, and outer tube, which is equipped with, to catchment
The inner tube in hole, left center tube assembly is connected by Y type isocon with the outer tube of right center tube assembly, and right center tube assembly is interior
Pipe right end is connected with the FO film on right side by pipeline.
It further, further include shell, FO membrane component is mounted in the shell, and shell both ends are provided with end cap, and end cap is set
It is equipped with center fixation hole, the left and right ends of center tube assembly are fixed in the center fixation hole.
It is a kind of using as it is above-mentioned it is positive infiltration draw liquid stream to distributor it is positive permeate draw method, technique is as follows:
High concentration, which is just being permeated, draws the left center tube assembly that liquid enters the FO membrane component, and the high concentration of a portion is just
The inner tube that liquid enters left center tube assembly is drawn in infiltration, and another part enters the outer tube of left center tube assembly；
The high concentration of left center tube assembly outer tube, which is just permeating to draw liquid and be transmitted in FO film by gully-hole, to be drawn；
The high concentration of left center tube assembly inner tube, which is just being permeated, to be drawn liquid and is delivered to right center tube assembly by Y type isocon
Outer tube, and once again passed in FO film and drawn by the gully-hole of right center tube assembly outer tube；
The low concentration generated after drawing repeatedly draws liquid and exports from the inner tube of right center tube assembly.
Of the invention is a little:
(1) it draws liquid to shunt, technical advantage, simple and convenient low energy consumption is less scaling.
(2) compactness is high, can have high permeable pressure head, have relatively good solubility to water.
(3) it draws liquid recycling to stablize, low pollution.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is that a kind of positive infiltration provided by the invention draws liquid stream to distributor schematic diagram.
Specific embodiment
In the following description, a large amount of concrete details are given so as to provide a more thorough understanding of the present invention.So
And it is obvious to the skilled person that the present invention may not need one or more of these details and be able to
Implement.In other examples, in order to avoid confusion with the present invention, for some technical characteristics well known in the art not into
Row description.
In order to thoroughly understand the present invention, detailed step and detailed structure will be proposed in following description, so as to
Illustrate technical solution of the present invention.Presently preferred embodiments of the present invention is described in detail as follows, however other than these detailed descriptions, this
Invention can also have other embodiments.
Positive infiltration draws liquid with recycling type, and this kind is suitable for inorganic compound and draws liquid, and drawing liquid can weigh
It recycles again, but as recycling reuses increasing for number, it will usually which osmotic pressure and flux of film of liquid etc. are drawn in influence, are deposited
The problems such as at high cost and access times are limited.
It is important as film in positive infiltration also to draw liquid, the motive force of forward osmosis membrane process be draw liquid with
The permeable pressure head of waste water.One of technology is also important so drawing the selection of liquid and constituting.The present invention provides one kind thus
Positive infiltration draws liquid stream to distributor, states distributor equipped with FO membrane component, high concentration, which is just being permeated, draws liquid from the FO film
Element left end enters, and after the processing of the FO membrane component, draws liquid from the right end of FO membrane component output low concentration；
FO membrane component includes center tube assembly and the FO film 30 being nested on the tube assembly outer wall of center composition, central tube group
Part includes left center tube assembly 10 and right center tube assembly 20, and left center tube assembly 10 and right center tube assembly 20 pass through Y type point
Flow tube 50 is connected；
Left center tube assembly 10 and right center tube assembly 20 are equipped with the inner and outer tubes of concentric circles setting, and outer tube is equipped with
The inner tube of gully-hole, left center tube assembly 10 is connected by Y type isocon 50 with the outer tube of right center tube assembly 20, and right center
The inner tube right end of tube assembly 20 is connected with the FO film 30 on right side by pipeline.
In addition, further including shell, 30 element of FO film is mounted in the shell 40, and shell both ends are provided with end cap 41, end cap
41 are provided with center fixation hole, and the left and right ends of center tube assembly are fixed in the center fixation hole
It liquid stream is drawn using above-mentioned positive infiltration is drawn to positive permeate of distributor the present invention also provides a kind of simultaneously
Square technique, specific as follows:
High concentration just permeating draws liquid enter 30 element of FO film left center tube assembly 10, a portion it is highly concentrated
The inner tube 11 that liquid enters left center tube assembly 10 is drawn in the positive infiltration of degree, and another part enters the outer tube 12 of left center tube assembly 10；
High concentration in the outer tube 12 of left center tube assembly 10, which is just being permeated, to be drawn liquid and is transmitted to by the way that gully-hole 12a is spontaneous
(hyperosmosis side) is drawn in FO film 30；
The high concentration of the inner tube 10 of left center tube assembly 10, which is just being permeated, to be drawn liquid and is delivered to right center by Y type isocon 50
In the outer tube 22 of tube assembly 20, and is once again passed in FO film 30 and drawn by the gully-hole of right 20 outer tube of center tube assembly
(Hyposmolality side)；
The inner tube 21 that the low concentration generated after drawing repeatedly in FO film 30 draws liquid from right center tube assembly 20 is defeated
Out.
Using the solution of the present invention, drawing between liquid and waste water has enough permeable pressure heads, clean water can be made continuous in this way
Ground infiltrates, will not properity to film and pure water quality impact；In addition, should be able to also use better simply side
Method therefrom isolates pure water, to obtain fresh water.
Of the invention is a little:
(1) technical advantage of liquid shunting is drawn.
(2) simple and convenient low energy consumption, it is less scaling.
(3) compactness is high, can have high permeable pressure head, have relatively good solubility to water.
(4) it draws liquid recycling to stablize, low pollution.
Presently preferred embodiments of the present invention is described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, devices and structures not described in detail herein should be understood as gives reality with the common mode in this field
It applies；Anyone skilled in the art, without departing from the scope of the technical proposal of the invention, all using the disclosure above
Methods and technical content many possible changes and modifications are made to technical solution of the present invention, or be revised as equivalent variations etc.
Embodiment is imitated, this is not affected the essence of the present invention.Therefore, anything that does not depart from the technical scheme of the invention, foundation
Technical spirit of the invention any simple modifications, equivalents, and modifications made to the above embodiment, still fall within the present invention
In the range of technical solution protection.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910188246.9A CN109758908B (en) | 2019-03-13 | 2019-03-13 | Forward osmosis drawing liquid flow direction distribution device and drawing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910188246.9A CN109758908B (en) | 2019-03-13 | 2019-03-13 | Forward osmosis drawing liquid flow direction distribution device and drawing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109758908A true CN109758908A (en) | 2019-05-17 |
| CN109758908B CN109758908B (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910188246.9A Active CN109758908B (en) | 2019-03-13 | 2019-03-13 | Forward osmosis drawing liquid flow direction distribution device and drawing method |
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| Country | Link |
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| CN (1) | CN109758908B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632421A (en) * | 2020-12-16 | 2022-06-17 | 北京清源洁华膜技术有限公司 | Roll type membrane set |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1777470A (en) * | 2003-05-02 | 2006-05-24 | 库诺公司 | Crossflow filtration system with quick dry change elements |
| CN102026713A (en) * | 2008-03-20 | 2011-04-20 | 耶鲁大学 | Spiral wound membrane module for forward osmotic use |
| CN202036925U (en) * | 2011-03-24 | 2011-11-16 | 景德镇陶瓷学院 | Tubular honeycomb ceramic filter membrane module |
| US20130140244A1 (en) * | 2011-12-02 | 2013-06-06 | AquaMost, Inc. | Apparatus and method for treating aqueous solutions and contaminants therein |
| JP2013154293A (en) * | 2012-01-30 | 2013-08-15 | Mitsubishi Heavy Ind Ltd | Inspection device of reverse osmosis membrane desalination apparatus, inspection method, and reverse osmosis membrane desalination system |
| CN207699318U (en) * | 2017-12-01 | 2018-08-07 | 山东省盐业集团有限公司 | The positive osmosis concentration device of multisection type |
| CN207822810U (en) * | 2017-12-27 | 2018-09-07 | 贵阳时代沃顿科技有限公司 | A kind of multifunctional combination wound membrane element filter core |
-
2019
- 2019-03-13 CN CN201910188246.9A patent/CN109758908B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1777470A (en) * | 2003-05-02 | 2006-05-24 | 库诺公司 | Crossflow filtration system with quick dry change elements |
| CN102026713A (en) * | 2008-03-20 | 2011-04-20 | 耶鲁大学 | Spiral wound membrane module for forward osmotic use |
| CN202036925U (en) * | 2011-03-24 | 2011-11-16 | 景德镇陶瓷学院 | Tubular honeycomb ceramic filter membrane module |
| US20130140244A1 (en) * | 2011-12-02 | 2013-06-06 | AquaMost, Inc. | Apparatus and method for treating aqueous solutions and contaminants therein |
| JP2013154293A (en) * | 2012-01-30 | 2013-08-15 | Mitsubishi Heavy Ind Ltd | Inspection device of reverse osmosis membrane desalination apparatus, inspection method, and reverse osmosis membrane desalination system |
| CN207699318U (en) * | 2017-12-01 | 2018-08-07 | 山东省盐业集团有限公司 | The positive osmosis concentration device of multisection type |
| CN207822810U (en) * | 2017-12-27 | 2018-09-07 | 贵阳时代沃顿科技有限公司 | A kind of multifunctional combination wound membrane element filter core |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632421A (en) * | 2020-12-16 | 2022-06-17 | 北京清源洁华膜技术有限公司 | Roll type membrane set |
| CN114632421B (en) * | 2020-12-16 | 2023-01-10 | 北京清源洁华膜技术有限公司 | Roll type membrane set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109758908B (en) | 2021-08-27 |
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Effective date of registration: 20250208 Address after: 200000 1st floor, 258 Pingyang Road, Minhang District, Shanghai Patentee after: Membrane Run Environmental Protection Technology (Shanghai) Co.,Ltd. Country or region after: China Address before: 201611 the first and second floors of 4 4, Xiang Jing Road, Songjiang District, Shanghai. Patentee before: SHANGHAI YUANMAI ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Country or region before: China |