CN107308697B - Reverse osmosis test liquid purifier - Google Patents
Reverse osmosis test liquid purifier Download PDFInfo
- Publication number
- CN107308697B CN107308697B CN201710717576.3A CN201710717576A CN107308697B CN 107308697 B CN107308697 B CN 107308697B CN 201710717576 A CN201710717576 A CN 201710717576A CN 107308697 B CN107308697 B CN 107308697B
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- CN
- China
- Prior art keywords
- water
- water inlet
- reverse osmosis
- inlet pipe
- brine tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 55
- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 268
- 239000012267 brine Substances 0.000 claims abstract description 63
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 63
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 238000011010 flushing procedure Methods 0.000 claims abstract description 19
- 239000000945 filler Substances 0.000 claims abstract description 10
- 230000007797 corrosion Effects 0.000 claims abstract description 4
- 238000005260 corrosion Methods 0.000 claims abstract description 4
- 239000012085 test solution Substances 0.000 claims description 18
- 239000012466 permeate Substances 0.000 claims description 8
- 239000012528 membrane Substances 0.000 abstract description 30
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 10
- 238000012856 packing Methods 0.000 abstract description 6
- 239000003344 environmental pollutant Substances 0.000 abstract description 5
- 231100000719 pollutant Toxicity 0.000 abstract description 5
- 150000003839 salts Chemical class 0.000 abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/14—Downward filtration, the container having distribution or collection headers or pervious conduits
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a reverse osmosis test liquid clarifier, include from top to bottom be equipped with the brine tank of water distribution district, filtering zone and catchment district in proper order, there is the water distributor that is used for carrying out the even mixing to wash water, brine, concentrated water and permeating water in the water distribution district, there is highly 500 ~ 800mm packing in the filtering zone, filtering zone separates by the filter plate with the catchment district, the packing is adorned at the filter plate top, the filter plate is adorned on the brine tank inner wall, set up four at least corrosion-resistant filter heads on the filter plate, the filter head top is located the filtering zone, the bottom is worn out the filter plate and is located the catchment district, there is the delivery port in the catchment district lower part. The invention collects the flushing water in the initial stage of the test, the salt water, the concentrated water and the permeated water in the test process uniformly, and then enters the water distributor for mixing, the mixed water enters the filtering area, the filtering is carried out by the filler, the pollutants carried out by the instrument and the equipment are removed, the clean water enters the water collecting area through the filter head, and the clean water is discharged from the water outlet and recycled into the reverse osmosis membrane shell until the whole test process is completed.
Description
Technical Field
The invention relates to the field of reverse osmosis membrane shell testing, in particular to a reverse osmosis test liquid purifier.
Background
In the application process of the reverse osmosis water purifying device, the reverse osmosis membrane shell is generally required to be tested, and the membrane element which is possibly damaged is tested, or the performance parameters such as the recovery rate, the pressure and the like of the reverse osmosis membrane element are tested. The testing method is to take one or a plurality of support membrane shells off the membrane main machine, install the support membrane shells on a testing machine and supply water to the reverse osmosis membrane shells. After the water enters the reverse osmosis membrane shell, the water is concentrated on the surface of the membrane element under the action of pressure, the formed concentrated water is discharged out of the reverse osmosis membrane shell, and the permeate water is collected by the water production pipe and then discharged out of the reverse osmosis membrane shell. Concentrated water and permeate water discharged from the reverse osmosis membrane shell are collected and mixed uniformly and then recycled into the reverse osmosis membrane shell, so that the continuation of the test is ensured. However, the water discharged from the reverse osmosis membrane housing may contain some pollutants in the equipment and the instruments, and the pollutants enter the reverse osmosis membrane housing along with the water circulation, so that the membrane element is polluted, and therefore, the water discharged from the reverse osmosis membrane housing needs to be purified. In addition, the water discharged from the reverse osmosis membrane shell comprises concentrated water, penetrating water and flushing water in the initial stage of the start-up test of the reverse osmosis membrane shell, wherein the water has different salt contents, and the water can be recycled into the reverse osmosis membrane shell after being uniformly mixed to complete the test process.
Disclosure of Invention
The invention aims to solve the technical problem of providing a reverse osmosis test liquid purifier which can uniformly collect water discharged in the reverse osmosis membrane shell test process, uniformly mix the water and filter the water, and then recycle the purified mixed water into the reverse osmosis membrane shell, thereby ensuring the cleanliness of the water in the whole test process.
The technical scheme is that the reverse osmosis test liquid purifier comprises a brine tank, wherein a water distribution area, a filtering area and a water collecting area are sequentially arranged from top to bottom, a water distributor used for uniformly mixing flushing water, brine, concentrated water and permeated water is arranged in the water distribution area, the water distributor is arranged at the upper part of an inner cavity of the brine tank, a filler with the height of 500-800 mm is arranged in the filtering area, the filtering area is separated from the water collecting area through a filter plate, the filler is arranged at the top of the filter plate, the filter plate is arranged on the inner wall of the brine tank, at least four corrosion-resistant filter heads are arranged on the filter plate, the top ends of the filter heads are positioned in the filtering area, the bottom ends of the filter heads penetrate through the filter plate and are positioned in the water collecting area, and a water outlet is arranged at the lower part of the water collecting area.
The invention discloses a reverse osmosis test liquid purifier, wherein the water distributor consists of a first water inlet pipe, a second water inlet pipe and a water outlet pipe, the first water inlet pipe and the second water inlet pipe are arranged in parallel and horizontally arranged in an inner cavity of a brine tank, at least one water outlet pipe is vertically connected between the first water inlet pipe and the second water inlet pipe, two water outlet holes are formed in the top of the water outlet pipe, at least ten water outlet holes are arranged in each row, each water outlet hole is obliquely upwards arranged and forms an included angle of 30-45 degrees with the vertical direction, two ends of the first water inlet pipe are respectively and vertically connected with a brine inlet and a flushing water inlet, the brine inlet and the flushing water inlet are laterally symmetrical along the central line of the first water inlet pipe, and the second water inlet pipe is sequentially and vertically connected with a concentrated water inlet, a permeated water inlet and a concentrated water inlet are equal in center distance, and the concentrated water inlet and the permeated water inlet are laterally symmetrical along the central line of the second water inlet.
The invention relates to a reverse osmosis test solution purifier, wherein two ends of a water outlet pipe are respectively connected with a first water inlet pipe and a second water inlet pipe through quick connectors.
The invention relates to a reverse osmosis test solution purifier, wherein a brine inlet and a flushing water inlet are connected with a first water inlet pipe through a quick connector, and a concentrated water inlet, a permeated water inlet and a concentrated water inlet are connected with a second water inlet pipe through a quick connector.
The invention relates to a reverse osmosis test solution purifier, wherein a manhole is arranged at the top of a brine tank.
The invention relates to a reverse osmosis test solution purifier, wherein a liquid level meter is arranged on the side wall of a brine tank.
The invention relates to a reverse osmosis test solution purifier, wherein a brine tank is rectangular.
The invention relates to a reverse osmosis test solution purifier, wherein a brine inlet, a flushing water inlet, a concentrated water inlet, a permeated water inlet and a concentrated water inlet extend upwards and are exposed outside the top surface of a brine tank.
The invention relates to a reverse osmosis test solution purifier, wherein a water distributor bracket is arranged on the inner wall of a brine tank, and two ends of a first water inlet pipe and a second water inlet pipe are arranged on the water distributor bracket.
The invention relates to a reverse osmosis test solution purifier, wherein an overflow port is arranged at the upper part of the outer wall of a brine tank, and a water outlet is arranged on the bottom surface of the brine tank.
After adopting above structure, compared with the prior art, the reverse osmosis test liquid purifier has the following advantages: and uniformly collecting flushing water generated at the initial stage of the test, and brine, concentrated water and permeated water generated in the test process, and enabling the flushing water, the concentrated water and the permeated water to enter the water distributor for uniform mixing, then, enabling the mixed water to enter a filtering area, filtering by a filler, thereby removing pollutants carried out from instruments and equipment, enabling clean water to enter a water collecting area through a filter head, discharging the clean water from a water outlet, and recycling the clean water into a reverse osmosis membrane shell, and repeating the steps until the whole test process is completed. Therefore, the invention can ensure the cleanliness of the water in the whole test process.
Drawings
FIG. 1 is a schematic diagram of the front view of a reverse osmosis test solution purifier according to the present invention;
fig. 2 is an enlarged schematic top view of the water distributor of fig. 1.
Detailed Description
The invention relates to a reverse osmosis test solution purifier, which is further described in detail below with reference to the accompanying drawings and detailed description:
as shown in fig. 1, in this embodiment, the reverse osmosis test solution purifier of the present invention includes a brine tank 1, and an inner cavity of the brine tank 1 is sequentially provided with a water distribution area 101, a filtering area 102, and a water collection area 103 from top to bottom. The water distribution area 101 is internally provided with a water distributor 2 for uniformly mixing flushing water, brine, concentrated water and permeate water, and the water distributor 2 is arranged at the upper part of the inner cavity of the brine tank 1. The filter area 102 is provided with a packing 3 with a height of 500-800 mm, preferably an activated carbon packing, and the type of the packing 3 can be changed according to the need. The filtering area 102 is separated from the water collecting area 103 by a filter plate 4, the filler 3 is arranged at the top of the filter plate 4, the filter plate 4 is arranged on the inner wall of the brine tank 1, and I-steel supports are arranged in the filter plate 4 to provide sufficient support strength for the filler 3 at the upper part of the filter plate 4. At least four corrosion-resistant filter heads 5 are arranged on the filter plate 4, the arrangement of the filter heads 5 is uniformly distributed on the filter plate 4 in a square matrix mode, the top ends of the filter heads 5 are positioned in a filter area 102, the bottom ends of the filter heads 5 penetrate out of the filter plate 4 and are positioned in a water collecting area 103, and a water outlet 6 is arranged at the lower part of the water collecting area 103. When the mixed water collected by the brine tank 1 reaches the bottom of the filtering area 102 through the filtering of the filler 3, the mixed water enters the water collecting area 103 through the filter head 5, and finally the clean mixed water is discharged from the water outlet 6 and recycled into the reverse osmosis membrane shell until the testing process is completed. The bottom surface of the brine tank 1 is provided with the water outlet 9, when the brine tank 1 needs to be overhauled or the packing 3 is replaced, the mixed water in the brine tank can be directly emptied to the drainage ditch through the water outlet 9, and the operation is convenient.
The brine tank 1 is rectangular, and of course, can be in other shapes, as long as the water distributor 2 is conveniently fixed. The top of the brine tank 1 is provided with a manhole, which is convenient to overhaul. The side wall of the brine tank 1 is provided with a liquid level meter for detecting the height of the liquid level in the brine tank 1.
With reference to fig. 2, the water distributor 2 is composed of a first water inlet pipe 10, a second water inlet pipe 11 and a water outlet pipe 12, wherein the first water inlet pipe 10 is parallel to the second water inlet pipe 11, the inner wall of the brine tank 1 is provided with a water distributor bracket 7, the first water inlet pipe 10 and the second water inlet pipe 11 are horizontally arranged, and two ends of the first water inlet pipe 10 and the second water inlet pipe 11 are arranged on the water distributor bracket 7. At least one water outlet pipe 12 is vertically connected between the first water inlet pipe 10 and the second water inlet pipe 11. Two water outlet holes 20 are formed in the top of the water outlet pipe 12, at least ten water outlet holes 20 are formed in each row, each water outlet hole 20 is obliquely upwards arranged and forms an included angle of 30-45 degrees with the vertical direction, so that when various water entering the water distributor 2 is initially mixed in the first water inlet pipe 10 and the second water inlet pipe 11, the water enters the horizontal water outlet pipe 12 to be mixed, and overflows from different directions of each water outlet hole 20 after the water level rises and reaches the height of the water outlet hole 20, and the purpose of uniform water distribution is achieved. The left end of the first water inlet pipe 10 is vertically connected with a brine inlet 14, the right end of the first water inlet pipe 10 is vertically connected with a flushing water inlet 15, and the brine inlet 14 and the flushing water inlet 15 are bilaterally symmetrical along the center line of the first water inlet pipe 10. When the reverse osmosis test is started, water for washing the reverse osmosis membrane housing is collected by the washing water inlet 15, and brine generated during the test is collected through the brine inlet 14. The first concentrated water inlet 16, the first permeated water inlet 17, the second permeated water inlet 18 and the second concentrated water inlet 19 are vertically connected to the second water inlet 11 in sequence from left to right, the center distances of the four inlets are equal, the first concentrated water inlet 16 and the second concentrated water inlet 19 are bilaterally symmetrical along the center line of the second water inlet 11, the first permeated water inlet 17 and the second permeated water inlet 18 are bilaterally symmetrical along the center line of the second water inlet 11, and the structure can ensure that permeated water and concentrated water with different salt contents symmetrically enter the water distributor 2, so that the uniformity of water inflow is ensured to a great extent.
Two ends of the water outlet pipe 12 are respectively connected with a first water inlet pipe 10 and a second water inlet pipe 11 through quick connectors 13; the brine inlet 14 and the flushing water inlet 15 are connected with the first water inlet pipe 10 through a quick joint, and the concentrated water inlet 16, the permeate water inlet 17, the permeate water inlet 18 and the concentrated water inlet 19 are connected with the second water inlet pipe 11 through a quick joint. The quick connector is convenient for assembling and disassembling the water distributor 2.
The brine inlet 14, the flushing water inlet 15, the concentrated water inlet 16, the permeate water inlet 17, the permeate water inlet 18 and the concentrated water inlet 19 all extend upwards and are exposed outside the top surface of the brine tank 1. The water inlet extending out of the top of the brine tank 1 can be conveniently connected with a reverse osmosis test system, and various reverse osmosis drainage water is uniformly collected into the water distributor 2 and then into the brine tank 1.
The upper part of the outer wall of the brine tank 1 is provided with an overflow port 8, the central elevation of the overflow port 8 is higher than the effective liquid level in the brine tank 1, and when the water level in the brine tank 1 exceeds the central liquid level of the overflow port 8, the excessive water is discharged from the overflow port 8, so that the use safety is ensured.
Through the distribution of the water distributor 2, the mixed water which uniformly enters the filtering area 102 is filtered by the filler 3, so that pollutants carried out from instruments and equipment are removed, the mixed water in the brine tank 1 is effectively prevented from being recycled into the reverse osmosis membrane shell to damage membrane elements, and a reverse osmosis membrane system is protected.
In this embodiment, the pipe diameters of the water pipes and the water inlets in the water distributor 2 can be selected according to the size of the reverse osmosis test system.
The above examples are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the protection scope of the present invention without departing from the design spirit of the present invention.
Claims (8)
1. A reverse osmosis test liquid purifier is characterized in that: the novel filter comprises a brine tank (1) which is sequentially provided with a water distribution area (101), a filtering area (102) and a water collecting area (103) from top to bottom, wherein a water distributor (2) used for uniformly mixing flushing water, brine, concentrated water and permeated water is arranged in the water distribution area (101), the water distributor (2) is arranged at the upper part of an inner cavity of the brine tank (1), a filler (3) with the height of 500-800 mm is arranged in the filtering area (102), the filtering area (102) is separated from the water collecting area (103) through a filter plate (4), the filler (3) is arranged at the top of the filter plate (4), the filter plate (4) is arranged on the inner wall of the brine tank (1), at least four corrosion-resistant filter heads (5) are arranged on the filter plate (4), the top ends of the filter heads (5) are positioned in the filtering area (102), the bottom ends of the filter plates (4) penetrate through the water collecting area (103), and water outlets (6) are arranged at the lower parts of the water collecting area (103);
the water distributor (2) consists of a first water inlet pipe (10), a second water inlet pipe (11) and a water outlet pipe (12), wherein the first water inlet pipe (10) and the second water inlet pipe (11) are arranged in parallel and horizontally arranged in the inner cavity of the brine tank (1), at least one water outlet pipe (12) is vertically connected between the first water inlet pipe (10) and the second water inlet pipe (11), two water outlet holes (20) are formed in the top of the water outlet pipe (12), at least ten water outlet holes (20) are formed in each water outlet, each water outlet hole (20) is obliquely upwards arranged and forms an included angle of 30-45 degrees with the vertical direction, two ends of the first water inlet pipe (10) are respectively and vertically connected with a brine inlet (14) and a flushing water inlet (15), the brine inlet (14) and the flushing water inlet (15) are horizontally symmetrical along the central line of the first water inlet pipe (10), a concentrated water inlet (16), a permeated water second inlet (18) and a concentrated water inlet (19) are sequentially and vertically connected on the second water inlet pipe (11) from left to right, the concentrated water inlets (16) are permeated through the concentrated water inlets (18) and the concentrated water inlets (19), and the concentrated water inlets (16) are separated from the concentrated water inlets (16) at intervals which are equal to the concentrated water inlets (16) and the water inlets (19) and the water inlets (11) and permeate water;
an overflow port (8) is arranged at the upper part of the outer wall of the brine tank (1), and a water outlet (9) is arranged on the bottom surface of the brine tank (1).
2. The reverse osmosis test solution purifier of claim 1, wherein: two ends of the water outlet pipe (12) are respectively connected with a first water inlet pipe (10) and a second water inlet pipe (11) through quick connectors (13).
3. The reverse osmosis test solution purifier of claim 1, wherein: the brine inlet (14) and the flushing water inlet (15) are connected with the first water inlet pipe (10) through a quick connector, and the concentrated water first inlet (16), the permeated water first inlet (17), the permeated water second inlet (18) and the concentrated water second inlet (19) are connected with the second water inlet pipe (11) through the quick connector.
4. A reverse osmosis test solution purifier according to any one of claims 1 to 3, characterized in that: and a manhole is arranged at the top of the brine tank (1).
5. A reverse osmosis test solution purifier according to any one of claims 1 to 3, characterized in that: the side wall of the brine tank (1) is provided with a liquid level meter.
6. A reverse osmosis test solution purifier according to any one of claims 1 to 3, characterized in that: the brine tank (1) is rectangular.
7. The reverse osmosis test solution purifier of claim 1, wherein: the brine inlet (14), the flushing water inlet (15), the concentrated water inlet I (16), the permeated water inlet I (17), the permeated water inlet II (18) and the concentrated water inlet II (19) extend upwards and are exposed outside the top surface of the brine tank (1).
8. The reverse osmosis test solution purifier of claim 7, wherein: the inner wall of the brine tank (1) is provided with a water distributor bracket (7), and two ends of the first water inlet pipe (10) and the second water inlet pipe (11) are arranged on the water distributor bracket (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710717576.3A CN107308697B (en) | 2017-08-21 | 2017-08-21 | Reverse osmosis test liquid purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710717576.3A CN107308697B (en) | 2017-08-21 | 2017-08-21 | Reverse osmosis test liquid purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107308697A CN107308697A (en) | 2017-11-03 |
| CN107308697B true CN107308697B (en) | 2023-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710717576.3A Active CN107308697B (en) | 2017-08-21 | 2017-08-21 | Reverse osmosis test liquid purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107308697B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001281130A (en) * | 2000-03-30 | 2001-10-10 | Sumitomo Heavy Ind Ltd | Evaluation method and device of membrane filtration performance of dipped flat membrane |
| CN2749875Y (en) * | 2004-11-05 | 2006-01-04 | 赖界荣 | Quick opposite-washing type water quality purifying device |
| JP2006095406A (en) * | 2004-09-29 | 2006-04-13 | Toray Ind Inc | Method and apparatus for evaluating membrane filtering propert, and method and apparatus for membrane separation |
| CN101545797A (en) * | 2009-04-30 | 2009-09-30 | 上海交通大学 | Method for detecting compaction degree of screen in flat plate reverse osmosis or nano-filtration membrane equipment |
| CN204841430U (en) * | 2015-07-16 | 2015-12-09 | 江苏大学 | Dull and stereotyped membrane module membrane decreases detection device |
| CN106370445A (en) * | 2016-08-31 | 2017-02-01 | 洛阳双瑞金属复合材料有限公司 | Ship ballast water filter performance experiment device |
| CN206229214U (en) * | 2016-12-07 | 2017-06-09 | 南京湶膜科技有限公司 | Membrane component test device |
| CN206793138U (en) * | 2017-08-21 | 2017-12-26 | 金科水务工程(北京)有限公司 | Liquid purifier is tested in a kind of counter-infiltration |
-
2017
- 2017-08-21 CN CN201710717576.3A patent/CN107308697B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001281130A (en) * | 2000-03-30 | 2001-10-10 | Sumitomo Heavy Ind Ltd | Evaluation method and device of membrane filtration performance of dipped flat membrane |
| JP2006095406A (en) * | 2004-09-29 | 2006-04-13 | Toray Ind Inc | Method and apparatus for evaluating membrane filtering propert, and method and apparatus for membrane separation |
| CN2749875Y (en) * | 2004-11-05 | 2006-01-04 | 赖界荣 | Quick opposite-washing type water quality purifying device |
| CN101545797A (en) * | 2009-04-30 | 2009-09-30 | 上海交通大学 | Method for detecting compaction degree of screen in flat plate reverse osmosis or nano-filtration membrane equipment |
| CN204841430U (en) * | 2015-07-16 | 2015-12-09 | 江苏大学 | Dull and stereotyped membrane module membrane decreases detection device |
| CN106370445A (en) * | 2016-08-31 | 2017-02-01 | 洛阳双瑞金属复合材料有限公司 | Ship ballast water filter performance experiment device |
| CN206229214U (en) * | 2016-12-07 | 2017-06-09 | 南京湶膜科技有限公司 | Membrane component test device |
| CN206793138U (en) * | 2017-08-21 | 2017-12-26 | 金科水务工程(北京)有限公司 | Liquid purifier is tested in a kind of counter-infiltration |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107308697A (en) | 2017-11-03 |
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Address after: Two Beijing 100102 Chaoyang District city in Wangjing Lize Park No. 203 Petrova building C block 2 layer 209-226 Applicant after: GREENTECH ENVIRONMENT Co.,Ltd. Address before: Two Beijing 100102 Chaoyang District city in Wangjing Lize Park No. 203 Petrova building C block 2 layer 209-226 Applicant before: GREENTECH WATER ENGINEERING Co.,Ltd. |
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Inventor after: Liu Yuan Inventor after: Liu Mu Inventor after: Li Zehua Inventor after: Pan Jiaxu Inventor after: Duan Mengyuan Inventor before: Liu Yuan Inventor before: Pan Jiaxu |
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