CN204380529U - A kind of miniature full-automatic hollow-fibre membrane test platform - Google Patents
A kind of miniature full-automatic hollow-fibre membrane test platform Download PDFInfo
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- CN204380529U CN204380529U CN201420865489.4U CN201420865489U CN204380529U CN 204380529 U CN204380529 U CN 204380529U CN 201420865489 U CN201420865489 U CN 201420865489U CN 204380529 U CN204380529 U CN 204380529U
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Abstract
The utility model discloses a kind of miniature full-automatic hollow-fibre membrane test platform, comprise hollow fiber film assembly, hollow fiber film assembly comprises the first body of hollow, first body is respectively arranged with the first water inlet, delivery port and intake-outlet, intake-outlet is connected to two magnetic valves, first magnetic valve is connected with ball valve, and delivery port is connected with the 3rd magnetic valve and the first rotor flowmeter in turn, and the first rotor flowmeter passes in tank; First water inlet is connected with the 4th magnetic valve; 4th magnetic valve is connected to backwash pressure control valve and backwashing pump, and backwashing pump is connected with the second spinner flowmeter, and backwash pressure control valve and the second spinner flowmeter pass in tank respectively; Four magnetic valves, backwashing pumps are all connected with multichannel time controller.This device can realize the maximization of clean aquifer yield, also can make real-time judge according to some parameters obtained to operation exception situation, thus the industry park plan realizing simulation membrane is live.
Description
Technical field
The utility model belongs to hollow-fibre membrane technical field of measurement and test, is specifically related to a kind of miniature full-automatic hollow-fibre membrane test platform.
Background technology
Membrane separation technique is a kind of green, novel, efficient separation, concentrates, purifies and purification techniques.Over nearly 40 years, the development of membrane separation technique is very rapid, becomes one of important separation means, also the indispensable key player of performer in daily life in current separation science field.It has original effect in the separation of special solution, and also use in industrial water supply more and more.Day by day serious along with the development of membrane technology and water resources shortage, membrane technology, as one of the guardian technique of sustainable development, extremely will be paid attention to, become the important new and high technology solving the contemporary energy, resources and environment pollution problem.Therefore, the research for membrane separation technique has huge economic benefit and social benefit.Hollow-fibre membrane is an important branch in diffusion barrier field, and its project entering industrial application is increasing, will more and more come into one's own.
The patent No. be 2013204166755 a utility model patent relate to a kind of hollow fiber film thread testing arrangement, adopt inner pressed to test the performance of single film silk.Structure See Figure 1 (patent No. is 2013204166755).As shown in Figure 1, the patent No. be 2013204166755 simple and easy inner pressed hollow-fibre membrane testing arrangement comprise: tank 1, peristaltic pump 2, Pressure gauge 3, choke valve 4, small needle tube 5, beaker 6, electronic balance or spectrophotometer 7, bracing frame 8, pipe clamp 9 etc.Wherein, the delivery port of tank 1 connects peristaltic pump 2, and the outlet of peristaltic pump 2 is divided into two-way, and a road is backflow branch road, and this backflow branch road is provided with Pressure gauge 3 and choke valve 4, and phegma comes back to tank 1; Another branch road is for measuring branch road, and it connects a small needle tube 5.This small needle tube 5 is for inserting film silk endoporus to be measured.A pipe clamp 9 is established in other one end of film silk, and this pipe clamp 9 is fixed on bracing frame 8.The electronic balance for accepting and measure filtrate quality or spectrophotometer 7 is provided with in the below of film silk.
The patent No. be 2013204166755 a utility model patent relate to a kind of hollow fiber film thread testing arrangement, inner pressed is adopted to test the performance of single film silk, simplify test operation, but it can only be used for simple bigness scale examination, and do not relate to the backwash process of film, be difficult to the situation of the longtime running of evaluated for film silk.Further, whole testing arrangement can only carry out the test of inner pressed film, the film test of external-compression type can not be carried out.
In the use procedure of hollow-fibre membrane, when after operation a period of time, need regularly to carry out backwash to film.In film running, intake pressure, flooding time, backwash pressure and backwash time are all vital factors.In scientific research process, in order to evaluate doughnut film properties or evaluate its long-term operation performance, testing arrangement needs as much as possible close to industrialized unit.But obviously, it is unpractical for introducing in research work by the operational system in industry, because the operation membrane module in industrial production is all very huge, the while of therefore in the urgent need to developing a kind of not only miniature but also the testing arrangement of automation, it is made to simulate hollow-fibre membrane ruuning situation industrially.
Utility model content
The purpose of this utility model is to provide a kind of miniature full-automatic hollow-fibre membrane test platform, solve exist in prior art can not carry out backwash process and can not carry out external-compression type film test problem.
The technical scheme that the utility model adopts is, a kind of miniature full-automatic hollow-fibre membrane test platform, comprise hollow fiber film assembly, hollow fiber film assembly comprises the first body of hollow, the side of the first body is provided with the first water inlet, the opposite side of the first body is provided with delivery port, the upper end of the first body is also provided with intake-outlet, intake-outlet is connected with threeway by pipeline, threeway is connected to the first magnetic valve and the second magnetic valve, first magnetic valve is connected with ball valve by pipeline, on pipeline, the first Pressure gauge is provided with between first magnetic valve and ball valve, delivery port is connected with the 3rd magnetic valve and the first rotor flowmeter in turn by pipeline, spinner flowmeter passes in the water of tank by pipeline, first water inlet is connected with the 4th magnetic valve by pipeline, is provided with the second Pressure gauge between the first water inlet and the 4th magnetic valve on pipeline, 4th magnetic valve is connected to backwash pressure control valve and backwashing pump by pipeline, and backwashing pump is connected with the second spinner flowmeter by pipeline, and backwash pressure control valve and the second spinner flowmeter pass in the water of tank respectively by pipeline, first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve, backwashing pump are all connected with multichannel time controller.
Feature of the present utility model is also,
Be connected on backwash pressure control valve by threeway between backwashing pump and the 4th magnetic valve.
Be packaged with at least 1 the second body in first body, in each second body, be packaged with hollow fiber film thread.
The material of the second body is acrylonitrile-butadiene-styrene terpolymer resin.
The material of the first body is polypropylene.
The beneficial effects of the utility model are: the full-automatic hollow-fibre membrane testing arrangement that the utility model is miniature, regulate operational factor fast and easily, realize the ruuning situation of Automated condtrol film.The analytical instrument of water quality that this device is sold in conjunction with other commercialization, the performance of energy Fast Evaluation hollow-fibre membrane.In scientific research, hollow-fibre membrane longtime running situation industrially can be simulated.And inner pressed water inlet can be met and external-compression type is intake two kinds of test modes.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing hollow fiber film thread testing arrangement;
Fig. 2 is the structural representation of the utility model miniature full-automatic hollow-fibre membrane test platform.
In figure, 1. tank, 2. peristaltic pump, 3. Pressure gauge, 4. choke valve, 5. small needle tube, 6. beaker, 7. electronic balance or spectrophotometer, 8. bracing frame, 9. pipe clamp, 10. hollow fiber film assembly, 11. first water inlets, 12. delivery ports, 13. intake-outlets, 14. first magnetic valves, 15. second magnetic valves, 16. ball valves, 17. threeways, 18. the 3rd magnetic valves, 19. the first rotor flowmeters, 20. the 4th magnetic valves, 21. backwash pressure control valves, 22. backwashing pumps, 23. second spinner flowmeters, 24. first Pressure gauges, 25. second Pressure gauges, 26. first bodys, 27. multichannel time controllers.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The utility model provides a kind of miniature full-automatic hollow-fibre membrane test platform, as shown in Figure 2, comprise hollow fiber film assembly 10, hollow fiber film assembly 10 comprises the first body 26 of hollow, the side of the first body 26 is provided with the first water inlet 11, the opposite side of hollow fiber film assembly 10 is provided with delivery port 12, the upper end of the first body 26 is also provided with intake-outlet 13, intake-outlet 13 is connected with threeway 17 by pipeline, threeway 17 is connected to the first magnetic valve 14 and the second magnetic valve 15, first magnetic valve 14 is connected with ball valve 16 by pipeline, on pipeline, the first Pressure gauge 24 is provided with between first magnetic valve 14 and ball valve 16, wherein, water enters from ball valve 16 and enters threeway 17 by the first magnetic valve 14, backwash water is by the second magnetic valve 15 emptying, delivery port 12 is connected with the 3rd magnetic valve 18 and the first rotor flowmeter 19 in turn by pipeline, and spinner flowmeter 19 passes in the water of tank 1 by pipeline, first water inlet 11 to be connected with between the 4th magnetic valve 20, first water inlet 11 and the 4th magnetic valve 20 by pipeline and on pipeline, to be provided with the second Pressure gauge 25, 4th magnetic valve 20 is connected to backwash pressure control valve 21 and backwashing pump 22 by pipeline, and backwashing pump 22 is connected with the second spinner flowmeter 23 by pipeline, and backwash pressure control valve 21 and the second spinner flowmeter 23 pass into respectively by pipeline in the water of tank 1, first magnetic valve 14, second magnetic valve 15, the 3rd magnetic valve 18, the 4th magnetic valve 20, backwashing pump 22 are all connected with multichannel time controller 27.
Be connected on backwash pressure control valve 21 by threeway 17 between backwashing pump 22 and the 4th magnetic valve 20.
Be packaged with at least 1 the second body in first body 26, in each second body, be packaged with hollow fiber film thread.
The material of the second body is acrylonitrile-butadiene-styrene terpolymer resin.
The material of the first body 26 is polypropylene.
Pipeline adopts 2 distributive pipes (external diameter 8mm) and with the supporting threeway of 2 distributive pipes, 90 degree of elbows; Adopt commercially available multichannel time controller Controlling solenoid valve, the opening and closing of backwashing pump, magnetic valve is commercially available normally closed solenoid valve; Backwashing pump is commercially available household reverse osmosis membrane pump (pressure > 0.1Mpa); The shell of encapsulating film assembly is water purifier putamina.
As shown in Figure 2 (external-compression type water inlet), ball valve 16 regulates intake pressure, intake pressure monitored by first Pressure gauge 24 (0-0.6Mpa), backwash pressure control valve 21 regulates backwash hydraulic pressure, backwash hydraulic pressure monitored by second Pressure gauge 25 (0-0.6Mpa), first magnetic valve 14, second magnetic valve 15, 3rd magnetic valve 18, 4th magnetic valve 20 (effect of magnetic valve: regulate pipeline to be in unlatching or closed condition) and the opening and closing of backwashing pump 22 are controlled by multichannel time controller 27, first magnetic valve 14, second magnetic valve 15, 3rd magnetic valve 18, 4th magnetic valve 20, backwashing pump 22 connects multichannel time controller 27.The first rotor flowmeter 19 is received in water producing pipe road, can monitor the flow producing water in real time, can observe the permeant flux situation of film more intuitively.In like manner, the second spinner flowmeter 23 is connected to influent side during backwash, in real time the flooded condition of monitoring backwash water, thus judges that film silk is by the process of backwash.
Hollow fiber film thread epoxide-resin glue is encapsulated in the pipe that ABS (acrylonitrile-butadiene-styrene terpolymer) resin makes, be sealed in after having solidified in the body 26 of water purifier PP (polypropylene), made hollow fiber film assembly.
When just running filtered water, regulate by ball valve 16 and the first Pressure gauge, monitor intake pressure, on multichannel time controller, parameters makes the first magnetic valve 14 and the 3rd magnetic valve 18 open, second magnetic valve 15, the 4th magnetic valve 20, backwashing pump 22 are closed simultaneously, and whole water inlet and water producing pipe road are opened.In this process, intake pressure can regulate as required at any time.Produce current direction and collect tank 1.Long operation, hollow fiber film thread must be made to be polluted, detect that the water flux of film has reduction phenomenon simultaneously, now need to carry out backwash operation to film, time backwash (i.e. inverse operation), close water inlet, regulate multichannel time controller, first magnetic valve 14 and the 3rd magnetic valve 18 are closed, and the second magnetic valve 15, the 4th magnetic valve 20 and backwashing pump 22 are opened simultaneously, make backwash pipeline be in UNICOM's state.Backwashing pump 22 is connected to and produces in water tank 1, and be connected on backwash pressure control valve 21 by threeway between backwashing pump 22 and the 4th magnetic valve 20, backwash pressure can regulate as required, detects backwash water, can draw best backwash time and backwash pressure.
Pollution index (SDI) value is one of important parameter of water quality index, and this device detects the SDI value of water in conjunction with SDI detector.
Wherein, test membrane performance mainly comprises intake pressure, the test of the clean permeant flux of film, SDI detection, positive running time, backwash pressure, backwash time.
The clean permeant flux computing formula of film:
J represents film net water flux, unit Lm
-2h
-1; A
mfilm total surface area, unit m
2; V
1represent and just running the aquifer yield collected, unit is L; V
2represent the water volume consumed in backwash process, unit is L; t
1for positive running time, unit is h; t
2for the backwash time, unit is h.
Water quality is detected by SDI detector.
Intake pressure, positive running time, backwash pressure, backwash time carry out monitoring according to the water flux of film and effluent quality situation and regulate, to obtain optimum value.
Inner pressed water inlet ruuning situation is the same, only needs to change the water inlet of hollow fiber film assembly, produce the pipeline link position of water and backwash water.
In order to further illustrate the superiority of the utility model processing method, below in conjunction with embodiment, the utility model is described further.
1, adopt laboratory self-control polysulfone hollow fibre milipore filter, adopt the method for single test membrane water flux to record the water flux of film, intake as running water.The water flux recording film is 380Lm
-2h
-1, running water SDI=15, produces water SDI=5.
2, installation method test membrane performance of the present utility model is now adopted.
The hollow fiber film assembly of polysulfones after encapsulation such as figure is connected, regulate multichannel time controller 27, make the first magnetic valve 14, the 3rd magnetic valve 18 opens (the second magnetic valve 15, the 4th magnetic valve 20 and backwashing pump 22 can cut out) simultaneously, open water inlet, treating the first Pressure gauge 24 stable reading, is 0.5MPa, and (the second Pressure gauge 25 reading is 0.1Mpa, transmembrane pressure is 0.4Mpa) run 5min, measure the volume V of filtered water in tank 1
1=7.5L.
And detect running water water inlet SDI with SDI detector
1=15; Produce water SDI
2=4.
Close water inlet, carry out backwash operation, regulate multichannel time controller 27, second magnetic valve 15, the 4th magnetic valve 20 and backwashing pump 22 are opened (the first magnetic valve 14, the 3rd magnetic valve 18 can be closed simultaneously), and regulate backwash pressure control valve 21, adjustment backwash pressure is 0.08Mpa, the SDI value of real-time detection backwash water, find that backwash runs 1.5min, backwash water SDI=4, backwash can terminate.The water volume V that record consumes
2=0.45L.
The total surface area of film is 0.18m
2.
The clean permeant flux computing formula of film:
J represents film net water flux, unit Lm
-2h
-1; A
mfilm total surface area, unit m
2; V
1represent and just running the aquifer yield collected, unit is L; V
2represent the water volume consumed in backwash process, unit is L; t
1for positive running time, unit is h; t
2for the backwash time, unit is h.
The clean permeant flux calculating membrane is 361Lm
-2h
-1.Produce water SDI=4
The above two kinds of different method of testings of contrast, traditional single test is followed with the water flux of this device to test gained substantially close, but the performance of single test membrane silk has contingency, and backwash is more difficult.
The film that above example just gives the short time runs and backwash operation situation.The utility model can run for a long time, can monitor in real time the ruuning situation of film in conjunction with some water analysis means and regulate, the pressure of operation, running time, backwash pressure and backwash time can be regulated, realize the maximization of clean aquifer yield, simultaneously, also can make real-time judge according to some parameters obtained to operation exception situation, thus the industry park plan realizing simulation membrane is live.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, many variations can also be made to it.
Claims (5)
1. a miniature full-automatic hollow-fibre membrane test platform, it is characterized in that, comprise hollow fiber film assembly (10), described hollow fiber film assembly (10) comprises first body (26) of hollow, the side of described first body (26) is provided with the first water inlet (11), the opposite side of described first body (26) is provided with delivery port (12), the upper end of described first body (26) is also provided with intake-outlet (13), described intake-outlet (13) is connected with threeway (17) by pipeline, described threeway (17) is connected to the first magnetic valve (14) and the second magnetic valve (15), described first magnetic valve (14) is connected with ball valve (16) by pipeline, the first Pressure gauge (24) is provided with between described first magnetic valve (14) and ball valve (16) on pipeline, described delivery port (12) is connected with the 3rd magnetic valve (18) and the first rotor flowmeter (19) in turn by pipeline, described the first rotor flowmeter (19) is passed into by pipeline in the water of tank (1), described first water inlet (11) is connected with the 4th magnetic valve (20) by pipeline, is provided with the second Pressure gauge (25) between described first water inlet (11) and the 4th magnetic valve (20) on pipeline, described 4th magnetic valve (20) is connected to backwash pressure control valve (21) and backwashing pump (22) by pipeline, described backwashing pump (22) is connected with the second spinner flowmeter (23) by pipeline, and described backwash pressure control valve (21) and the second spinner flowmeter (23) pass into respectively by pipeline in the water of tank (1), described first magnetic valve (14), the second magnetic valve (15), the 3rd magnetic valve (18), the 4th magnetic valve (20), backwashing pump (22) are all connected with multichannel time controller (27).
2. miniature full-automatic hollow-fibre membrane test platform according to claim 1, it is characterized in that, be connected on backwash pressure control valve (21) by threeway (17) between described backwashing pump (22) and the 4th magnetic valve (20).
3. miniature full-automatic hollow-fibre membrane test platform according to claim 1, is characterized in that, is packaged with at least 1 the second body in described first body (26), is packaged with hollow fiber film thread in described each second body.
4. miniature full-automatic hollow-fibre membrane test platform according to claim 3, is characterized in that, the material of described second body is acrylonitrile-butadiene-styrene terpolymer resin.
5. the miniature full-automatic hollow-fibre membrane test platform according to any one of Claims 1-4 claim, is characterized in that, the material of described first body (26) is polypropylene.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908485A (en) * | 2017-02-13 | 2017-06-30 | 武汉工程大学 | A kind of method that Non-Destructive Testing separates membrane flux |
| CN110652884A (en) * | 2019-09-20 | 2020-01-07 | 中信环境技术（广州）有限公司 | Hollow membrane wire filtering performance testing device and system |
| CN115957633A (en) * | 2022-12-19 | 2023-04-14 | 天津膜天膜科技股份有限公司 | Single membrane filament flux test system |
-
2014
- 2014-12-29 CN CN201420865489.4U patent/CN204380529U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908485A (en) * | 2017-02-13 | 2017-06-30 | 武汉工程大学 | A kind of method that Non-Destructive Testing separates membrane flux |
| CN106908485B (en) * | 2017-02-13 | 2019-05-28 | 武汉工程大学 | A kind of method of non-destructive testing separation membrane flux |
| CN110652884A (en) * | 2019-09-20 | 2020-01-07 | 中信环境技术（广州）有限公司 | Hollow membrane wire filtering performance testing device and system |
| CN110652884B (en) * | 2019-09-20 | 2021-12-10 | 中信环境技术（广州）有限公司 | Hollow membrane wire filtering performance testing device and system |
| CN115957633A (en) * | 2022-12-19 | 2023-04-14 | 天津膜天膜科技股份有限公司 | Single membrane filament flux test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20151229 |
|
| EXPY | Termination of patent right or utility model |