CN217287920U - High-efficient membrane element pilot-scale test device - Google Patents
High-efficient membrane element pilot-scale test device Download PDFInfo
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- CN217287920U CN217287920U CN202220275787.2U CN202220275787U CN217287920U CN 217287920 U CN217287920 U CN 217287920U CN 202220275787 U CN202220275787 U CN 202220275787U CN 217287920 U CN217287920 U CN 217287920U
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model provides a high-efficiency membrane element pilot plant, which comprises a raw water tank, a buffer tank, a pre-filter, an integrated high-pressure variable frequency pump and a movable module which are sequentially connected in series; the movable module comprises a membrane frame and three membrane shell layers, wherein each membrane shell layer comprises three membrane shells which are arranged in parallel and have different specifications; the membrane shell is detachably mounted on the membrane frame and connected with the integrated high-pressure variable-frequency pump through a pipeline. The high-efficiency membrane element pilot plant of the utility model can be used for membrane element performance index testing; the membrane element pilot scale test device can flexibly perform membrane element pilot scale tests of various specifications, and provides pilot scale test basis for requirements of membrane element product model selection, parameter design, operation stability and the like in the field of water treatment.
Description
Technical Field
The utility model relates to a membrane separation method water treatment field especially relates to a high-efficient membrane element pilot scale device.
Background
The membrane separation technology is widely applied in the field of water treatment, a membrane element is a core product of the membrane separation technology, but the type selection of the membrane element in the actual water treatment engineering is easily dominated by a manufacturer, and because of the particularity of the water treatment engineering and the difference of water quality, engineering designers may lack practical data for parameter design of the membrane element, and particularly in the sewage treatment of some special pollutant index separation, for example, the membrane element cannot be subjected to pilot test verification before the type selection design, and the membrane element cannot be stably operated for a long time after the project operation.
At present, an apparatus capable of flexibly performing pilot scale tests of membrane elements of various specifications is not available.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a high-efficiency membrane element pilot plant, which can be used for membrane element performance index testing; the membrane element pilot scale of various specifications can be flexibly carried out.
In order to achieve the purpose, the utility model provides a high-efficiency membrane element pilot plant, which comprises a raw water tank, a buffer tank, a pre-filter, an integrated high-pressure variable frequency pump and a movable module which are sequentially connected in series; the movable module comprises a membrane frame and three membrane shell layers, wherein each membrane shell layer comprises three membrane shells which are arranged in parallel and have different specifications; the membrane shell is detachably arranged on the membrane frame and is connected with the integrated high-pressure variable-frequency pump through a pipeline.
Preferably, a plurality of pulleys are mounted at the bottom of the film frame.
Preferably, the three membrane shells of each membrane shell layer comprise an 8040 membrane shell, a 4040 membrane shell and a 2540 membrane shell.
Preferably, the membrane shells of each membrane shell layer are connected in parallel by the pipe.
Preferably, a pressure gauge is respectively arranged on the pipeline at the water inlet side and the water outlet side of each membrane shell layer.
Preferably, the upper part of the raw water tank is provided with a first sampling valve, the lower part of the raw water tank is provided with a first water outlet valve, and the bottom of the raw water tank is provided with a first drain valve.
Preferably, the upper portion of buffer tank is provided with a second sampling valve, the lower part of former water pitcher is provided with a second outlet valve, the bottom of former water pitcher is provided with a second drain valve.
Preferably, the device also comprises a water production tank and a concentrate tank; the water production tank is connected with the water production outlet of each membrane shell; the concentrated solution tank is connected with the concentrated solution outlet of each membrane shell.
Preferably, an overflow valve and a third sampling valve are arranged at the upper part of the water production tank, a third water outlet valve is arranged at the lower part of the water production tank, and a third drain valve is arranged at the bottom of the water production tank.
Preferably, a fourth sampling valve is arranged at the upper part of the concentrate tank, a fourth water outlet valve is arranged at the lower part of the concentrate tank, and a fourth drain valve is arranged at the bottom of the concentrate tank.
The utility model discloses owing to adopted above technical scheme, make it have following beneficial effect:
the utility model discloses, can carry out the film element pilot scale of various specifications in a flexible way, the membrane shell can be changed in a flexible way, but the integrative pump of high pressure frequency conversion automatic control membrane element pressure of intaking, supporting storage tank can dispose according to particular case is nimble, leading filter core also can be selected according to the type of testing the film element is nimble, and it is convenient that the device removes, is fit for developing the film element performance index test in the scene of the project or conditional place immediately. When the membrane element is tested, the corresponding membrane shell is selected according to the specification of the membrane element, the feasibility detection evaluation of a single membrane element is conventionally performed, the operation test is performed after feasibility is realized, the performance indexes such as raw water, membrane element water inlet, membrane element water production flux, concentrated liquid amount, working pressure, pressure difference and the like are recorded on site, inlet and outlet water quality analysis is carried out through sampling and then is sent to a laboratory for analysis, and finally, a pilot-scale test basis is provided for engineering implementation according to the test performance and the detection index.
Drawings
Fig. 1 is a schematic structural diagram of a pilot plant of a high-efficiency membrane element according to an embodiment of the present invention.
Detailed Description
The following description of the preferred embodiment of the present invention will be given in detail with reference to the accompanying drawings, fig. 1, so as to better understand the functions and features of the present invention.
Referring to fig. 1, a high-efficiency membrane element pilot plant according to an embodiment of the present invention includes a raw water tank 1, a buffer tank 2, a pre-filter 3, an integrated high-pressure variable-frequency pump 4, and a mobile module connected in series in sequence; the movable module comprises a membrane frame 5 and three membrane shell layers, wherein each membrane shell layer comprises three membrane shells 6 which are arranged in parallel and have different specifications; the membrane shell 6 is detachably arranged on the membrane frame 5 and is connected with the integrated high-pressure variable-frequency pump 4 through a pipeline.
The bottom of the film frame 5 is provided with a plurality of pulleys.
The three membrane shells 6 of each membrane shell layer comprise an 8040 membrane shell, a 4040 membrane shell and a 2540 membrane shell.
The membrane shells 6 of the membrane shell layers are connected in parallel through pipelines.
And a pressure gauge is respectively arranged on the pipelines at the water inlet side and the water outlet side of each membrane shell layer.
The upper part of the raw water tank 1 is provided with a first sampling valve, the lower part of the raw water tank 1 is provided with a first water outlet valve, and the bottom of the raw water tank 1 is provided with a first drainage valve. The raw water tank 1 is used for storing sewage.
The upper part of the buffer tank 2 is provided with a second sampling valve, the lower part of the raw water tank 1 is provided with a second water outlet valve, and the bottom of the raw water tank 1 is provided with a second drain valve. The buffer tank 2 is used for sewage blending.
A pre-filter 3, used in front of the high pressure pump, for protecting the membrane element;
integral type high-pressure inverter pump 4, 304 stainless steel, pressure: 0.1-2.25mpa, flow rate: 1-90m3/h, lift: 10-225 m. Comprises a controller, a booster pump, a base, an air pressure tank, a sensor, a pressure gauge and a one-way valve. The integrated variable frequency pump has the advantages that the pumps selected are slightly different according to different tested membrane types during practical application, and a high-lift low-flow pump is selected during application, and in the embodiment, the integrated high-pressure variable frequency pump 4 with the CDL5-36 type or the series pump with the CNF2 type is adopted. In other embodiments, other types of integrated high-pressure variable-frequency pumps 4 can be used.
The membrane frame 5 is welded by stainless steel, and pipe hoops are arranged on two sides of the membrane frame 5, so that the pipeline pipe fittings and instruments can be conveniently mounted, dismounted and replaced; the membrane shell 6 on the membrane frame 5 is fixed by a stainless steel butt clamp ring, and the membrane shell 6 can be freely disassembled; the platform at the bottom of the film frame 5 is provided with a pulley, and the film frame 5 can move flexibly.
Also comprises a water production tank 7 and a concentrated solution tank 8; the water production tank 7 is connected with the water production outlets of the membrane shells 6; the concentrated solution tank 8 is connected with the concentrated solution outlet of each membrane shell 6.
An overflow valve and a third sampling valve are arranged at the upper part of the water production tank 7, a third water outlet valve is arranged at the lower part of the water production tank 7, and a third drain valve is arranged at the bottom of the water production tank 7.
A fourth sampling valve is arranged at the upper part of the concentrated solution tank 8, a fourth water outlet valve is arranged at the lower part of the concentrated solution tank 8, and a fourth drain valve is arranged at the bottom of the concentrated solution tank 8. The concentrate tank 8 is used for storing the concentrate after membrane separation.
The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which is to be interpreted as broadly as the appended claims define the scope of the invention.
Claims (10)
1. A pilot plant of high-efficiency membrane elements is characterized by comprising a raw water tank, a buffer tank, a pre-filter, an integrated high-pressure variable-frequency pump and a movable module which are sequentially connected in series; the movable module comprises a membrane frame and three membrane shell layers, wherein each membrane shell layer comprises three membrane shells which are arranged in parallel and have different specifications; the membrane shell is detachably mounted on the membrane frame and connected with the integrated high-pressure variable-frequency pump through a pipeline.
2. The pilot plant of claim 1, wherein a plurality of pulleys are mounted to the bottom of the membrane rack.
3. The pilot plant membrane element of claim 1, wherein the three membrane shells of each membrane shell layer comprise an 8040 membrane shell, a 4040 membrane shell, and a 2540 membrane shell.
4. The pilot plant membrane element of claim 1, wherein the membrane shells of each membrane shell layer are connected in parallel by the conduit.
5. The pilot plant of claim 4, wherein a pressure gauge is installed on the pipe at the water inlet side and the water outlet side of each membrane shell.
6. A high efficiency membrane element pilot plant as claimed in claim 5, wherein the raw water tank is provided with a first sampling valve at its upper part, a first outlet valve at its lower part and a first drain valve at its bottom part.
7. The efficient membrane element pilot plant device according to claim 6, wherein the upper part of the buffer tank is provided with a second sampling valve, the lower part of the raw water tank is provided with a second water outlet valve, and the bottom of the raw water tank is provided with a second drain valve.
8. The pilot plant for high efficiency membrane elements according to claim 7, further comprising a water production tank and a concentrate tank; the water production tank is connected with the water production outlet of each membrane shell; the concentrated solution tank is connected with the concentrated solution outlet of each membrane shell.
9. The high-efficiency membrane element pilot plant device according to claim 8, wherein the upper part of the water production tank is provided with an overflow valve and a third sampling valve, the lower part of the water production tank is provided with a third water outlet valve, and the bottom of the water production tank is provided with a third drain valve.
10. A high efficiency membrane element pilot plant as claimed in claim 9, wherein the upper part of the concentrate tank is provided with a fourth sampling valve, the lower part of the concentrate tank is provided with a fourth outlet valve, and the bottom of the concentrate tank is provided with a fourth drain valve.
Priority Applications (1)
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CN202220275787.2U CN217287920U (en) | 2022-02-11 | 2022-02-11 | High-efficient membrane element pilot-scale test device |
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CN202220275787.2U CN217287920U (en) | 2022-02-11 | 2022-02-11 | High-efficient membrane element pilot-scale test device |
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CN217287920U true CN217287920U (en) | 2022-08-26 |
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CN202220275787.2U Active CN217287920U (en) | 2022-02-11 | 2022-02-11 | High-efficient membrane element pilot-scale test device |
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- 2022-02-11 CN CN202220275787.2U patent/CN217287920U/en active Active
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