CN218741289U - Separation test device - Google Patents
Separation test device Download PDFInfo
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- CN218741289U CN218741289U CN202222688652.1U CN202222688652U CN218741289U CN 218741289 U CN218741289 U CN 218741289U CN 202222688652 U CN202222688652 U CN 202222688652U CN 218741289 U CN218741289 U CN 218741289U
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- water tank
- separation membrane
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Abstract
The utility model discloses a separation test device, which comprises a raw water storage module, a first purification module, a second purification module and pipelines for connecting each module and each part in each module, wherein the first purification module is used for drawing water in the raw water storage module and purifying the water to form a first concentrated solution and a first treatment solution, the first concentrated solution returns to the first purification module, and the first treatment solution returns to the raw water storage module; the second purification module is used for drawing the water in the first purification module and purifying the water to form a second concentrated solution and a second treatment solution, the second concentrated solution returns to the second purification module, and the second treatment solution returns to the first purification module. The utility model discloses a similar soluble substance separation test device can effectively separate two kinds of at least materials that nature is similar and all can be dissolved in water.
Description
Technical Field
The utility model relates to a material separation technical field especially relates to a separation test device of similar soluble substance.
Background
In industrial production, separation of similar substances in many aqueous systems is faced. For example, in a primary circuit and related systems in the nuclear power field, silicate with similar substances is dissolved in a weak acid boric acid system. Both substances are extremely weak acids, acid radical ions are complex, molecular formulas and ion sizes are similar, and the substances are difficult to separate in an aqueous solution system. Since the presence of silicic acid affects the safe production, a technology capable of efficiently separating the two is required.
SUMMERY OF THE UTILITY MODEL
In view of this, in order to achieve the above object, the present invention provides a separation test device for similar soluble substances, which can effectively separate two similar soluble substances.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a separation test device for similar soluble substances comprises a raw water storage module, a first purification module, a second purification module and pipelines for connecting each module and each part in each module, wherein the first purification module is used for drawing water in the raw water storage module and purifying the water to form a first concentrated solution and a first treatment solution, the first concentrated solution returns to the first purification module, and the first treatment solution returns to the raw water storage module; the second purification module is used for drawing the water in the first purification module and purifying the water to form a second concentrated solution and a second treatment solution, the second concentrated solution returns to the second purification module, and the second treatment solution returns to the first purification module.
According to some preferred implementation aspects of the present invention, the first purification module includes a first delivery pump, a first water tank, a first booster pump, and a first separation membrane in order, the first delivery pump is disposed between the bottom of the raw water storage module and the top of the first water tank, the first booster pump is disposed between the first water tank and the first separation membrane, a first backflow pipeline is disposed between the first separation membrane and the first water tank, and a second backflow pipeline is disposed between the first separation membrane and the raw water storage module.
According to some preferred implementation aspects of the present invention, the first purification module includes a first pressure control pipe, one end of the first pressure control pipe is communicated between the first booster pump and the first separation membrane, and the other end of the first pressure control pipe is communicated to the first water tank.
According to some preferred embodiments of the present invention, a first heater is provided on the first water tank; and a first cooler is arranged on the first return pipeline.
According to some preferred implementation aspects of the utility model, the second purification module includes second delivery pump, second water tank, second booster pump, second separation membrane in proper order, the second delivery pump sets up the bottom of first water tank with between the top of second water tank, the second booster pump sets up between second water tank and the second separation membrane, be provided with the third return line between second separation membrane and the second water tank, be provided with the fourth return line between second separation membrane and the raw water storage module.
According to some preferred implementation aspects of the present invention, the second purification module includes a second pressure control pipe, one end of the second pressure control pipe is connected between the second booster pump and the second separation membrane, and the other end of the second pressure control pipe is connected to the second water tank.
According to some preferred embodiments of the present invention, a second heater is provided on the second water tank; and a second cooler is arranged on the third return pipeline.
According to some preferred embodiments of the present invention, the similar soluble substance includes at least a first component and a second component (e.g. boric acid and silicic acid, both of which have similar molecular formulas and ionic sizes, and have similar solubility in water, and are difficult to separate), the first separation membrane is used for separating water in the first water tank into the first concentrated solution and the first treated solution, and the second separation membrane is used for separating water in the second water tank into the second concentrated solution and the second treated solution.
According to some preferred aspects of the invention, the first component is boric acid and the second component is silicic acid.
According to some preferred embodiments of the present invention, the first separation membrane and/or the second separation membrane is a reverse osmosis membrane having a pore diameter of 0.6nm to 2nm.
According to some preferred implementation aspects of the present invention, the raw water storage module comprises a raw water tank, and the raw water tank is provided with a first liquid level sensor and/or a first temperature sensor.
According to some preferred embodiments of the present invention, the first water tank is provided with a second liquid level sensor and/or a second temperature sensor; and/or a third liquid level sensor and/or a third temperature sensor are/is arranged on the second water tank.
According to some preferred implementation aspects of the utility model, be provided with first connecting tube between the bottom of former water tank and the top of first water tank, first delivery pump sets up on the first connecting tube, be provided with first manometer and first flowmeter on the first connecting tube.
According to some preferred implementation aspects of the present invention, a second connection pipe is provided between the bottom of the first water tank and the top of the second water tank, the second delivery pump is provided on the second connection pipe, and a second pressure gauge and a second flow meter are provided on the second connection pipe.
Owing to adopted above technical scheme, compare in prior art, the utility model discloses an useful part lies in: the separation test device for similar soluble substances of the utility model can effectively separate at least two substances which have similar properties and are soluble in water; and the experiment can be continuously carried out, the materials are selected and the parameters are adjusted, so that an ideal separation effect is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.
Fig. 1 is a schematic diagram of a separation test device for similar soluble substances in a preferred embodiment of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.
EXAMPLES separation test device for similar soluble substances
As shown in fig. 1, the separation test apparatus for similar soluble substances in this embodiment includes a raw water storage module, a first purification module, a second purification module, and pipes connecting the modules and the components in the modules. The first purification module is used for drawing water in the raw water storage module and purifying the water to form a first concentrated solution and a first treatment solution, the first concentrated solution returns to the first purification module, and the first treatment solution returns to the raw water storage module; the second purification module is used for drawing the water in the first purification module and purifying the water to form second concentrated solution and second treatment solution, the second concentrated solution returns to the second purification module, and the second treatment solution returns to the first purification module. The mass ratio of the first component in the first concentrated solution is larger than that of the second component, and the mass ratio of the first component in the second concentrated solution is smaller than that of the second component. Namely, the effect of the first separation membrane is opposite to that of the second separation membrane, so that the two substances are continuously separated, and the effect of separating similar soluble substances is achieved. The similar soluble material includes at least a first component, which in this example is boric acid, and a second component, which is silicic acid.
The raw water storage module comprises a raw water tank. The structural arrangement of the first purification module and the second purification module is basically consistent: the first purification module comprises a first delivery pump, a first water tank, a first booster pump and a first separation membrane in sequence, and the second purification module comprises a second delivery pump, a second water tank, a second booster pump and a second separation membrane in sequence. The first delivery pump, the first booster pump, the second delivery pump and the second booster pump are all centrifugal. The tail ends of the water production and concentrated water outlets can be connected with hoses and can be connected with water tanks so as to adapt to different water quality treatment and requirements.
The first delivery pump is used for delivering water in the raw water tank to the first water tank, and the second delivery pump is used for delivering water in the first water tank to the second water tank. The first and second booster pumps are respectively used for boosting the pressure of the first and second separation membranes, so that the operation pressure is maintained at 2.5-3MPa, and the separation effect is enhanced. The first separation membrane is used for separating water in the first water tank into a first concentrated solution and a first treatment solution, and the second separation membrane is used for separating water in the second water tank into a second concentrated solution and a second treatment solution. The first separation membrane and the second separation membrane are reverse osmosis membranes, the pore diameter of the reverse osmosis membranes is between 0.6nm and 2nm, and the NFp high-pressure nanofiltration component is preferred.
The first delivery pump is arranged between the bottom of the raw water storage module and the top of the first water tank, the first booster pump is arranged between the first water tank and the first separation membrane, a first backflow pipeline is arranged between the first separation membrane and the first water tank, and a second backflow pipeline is arranged between the first separation membrane and the raw water storage module. The second delivery pump is arranged between the bottom of the first water tank and the top of the second water tank, the second booster pump is arranged between the second water tank and the second separation membrane, a third return pipeline is arranged between the second separation membrane and the second water tank, and a fourth return pipeline is arranged between the second separation membrane and the raw water storage module.
The first purification module comprises a first pressure control pipeline, one end of the first pressure control pipeline is communicated between the first booster pump and the first separation membrane, and the other end of the first pressure control pipeline is communicated on the first water tank. The second purification module comprises a second pressure control pipeline, one end of the second pressure control pipeline is communicated between the second booster pump and the second separation membrane, and the other end of the second pressure control pipeline is communicated on the second water tank. And one side of the first water tank and one side of the second water tank are provided with overflow ports to prevent overflow.
The former water tank, first water tank, the second water tank in this embodiment are provided with level sensor and temperature sensor, can feed back the liquid level and the temperature information of water tank in real time. When the liquid level in the original water tank is lower than the preset lowest liquid level, the first delivery pump stops running; when the liquid level in the original water tank is higher than the preset highest liquid level, the first booster pump stops running and gives an alarm. When the liquid level in the first water tank is lower than a preset lowest liquid level, the first conveying pump is started to operate; and when the liquid level in the first water tank is higher than the preset highest liquid level, stopping the first delivery pump. When the liquid level in the second water tank is lower than the preset lowest liquid level, the second delivery pump is started to operate; and when the liquid level in the second water tank is higher than the preset highest liquid level, stopping the second delivery pump.
In order to further control the liquid temperature in the system, the first and second water tanks are respectively provided with a first and a second heater for heating water in the water tanks; the first and the third return pipelines are respectively provided with a first cooler and a second cooler for cooling, and the water temperature is kept at the optimal temperature (28-34 ℃) by matching the heater and the coolers.
A first connecting pipeline is arranged between the bottom of the original water tank and the top of the first water tank, a second connecting pipeline is arranged between the bottom of the first water tank and the top of the second water tank, the first conveying pump is arranged on the first connecting pipeline, the second conveying pump is arranged on the second connecting pipeline, and the first connecting pipeline and the second connecting pipeline are both provided with a pressure gauge and a flow meter.
In order to more accurately monitor the pressure and flow of the pipeline, in this embodiment, a flow meter and a pressure sensor are disposed on the first return pipeline and the third return pipeline, and a flow meter is disposed on the second return pipeline and the fourth return pipeline. And a pressure sensor and a flowmeter are arranged on a connecting pipeline between the bottom of the first water tank and the first separation membrane and a connecting pipeline between the bottom of the second water tank and the second separation membrane.
Simultaneously, for the convenience of taking a sample, all be provided with the sample connection in this embodiment on pipelines such as first connecting tube, second connecting tube, first return line, second return line, third return line, fourth return line.
The electrical control module of the whole separation test device for similar soluble substances is used for supplying power to the rotating equipment (pump) and the instrument, receiving signals of the instrument, the sensor and the like, displaying and recording information such as flow, liquid level, temperature and the like, and controlling each pump, valve, heater, cooler and the like.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A separation test device is characterized by comprising a raw water storage module, a first purification module, a second purification module and pipelines for connecting each module and each part in each module, wherein the first purification module is used for drawing water in the raw water storage module and purifying the water to form a first concentrated solution and a first treatment solution, the first concentrated solution returns to the first purification module, and the first treatment solution returns to the raw water storage module; the second purification module is used for drawing the water in the first purification module and purifying the water to form a second concentrated solution and a second treatment solution, the second concentrated solution returns to the second purification module, and the second treatment solution returns to the first purification module.
2. The separation test apparatus according to claim 1, wherein the first purification module comprises a first transfer pump, a first water tank, a first booster pump, and a first separation membrane in this order, the first transfer pump is disposed between a bottom of the raw water storage module and a top of the first water tank, the first booster pump is disposed between the first water tank and the first separation membrane, a first return pipe is disposed between the first separation membrane and the first water tank, and a second return pipe is disposed between the first separation membrane and the raw water storage module.
3. The separation test apparatus according to claim 2, wherein the first purification module comprises a first pressure control pipeline, one end of the first pressure control pipeline is communicated between the first booster pump and the first separation membrane, and the other end of the first pressure control pipeline is communicated on the first water tank.
4. The separation test device according to claim 2, wherein the second purification module comprises a second transfer pump, a second water tank, a second booster pump and a second separation membrane in sequence, the second transfer pump is arranged between the bottom of the first water tank and the top of the second water tank, the second booster pump is arranged between the second water tank and the second separation membrane, a third return pipeline is arranged between the second separation membrane and the second water tank, and a fourth return pipeline is arranged between the second separation membrane and the raw water storage module.
5. The separation test apparatus according to claim 4, wherein the second purification module comprises a second pressure control pipeline, one end of the second pressure control pipeline is communicated between the second booster pump and the second separation membrane, and the other end of the second pressure control pipeline is communicated on the second water tank.
6. The separation test apparatus of claim 4, wherein the first water tank is provided with a first heater; a first cooler is arranged on the first return pipeline; a second heater is arranged on the second water tank; and a second cooler is arranged on the third return pipeline.
7. The separation test apparatus of claim 4, wherein the first separation membrane is configured to separate a solution in a first water tank into the first concentrated solution and a first treated solution, and the second separation membrane is configured to separate a solution in a second water tank into the second concentrated solution and a second treated solution.
8. The separation test apparatus according to claim 4, wherein the first separation membrane and/or the second separation membrane is a reverse osmosis membrane having a pore diameter of 0.6nm to 2nm.
9. The separation test device according to claim 4, wherein the raw water storage module comprises a raw water tank, and a first liquid level sensor and/or a first temperature sensor are arranged on the raw water tank; a second liquid level sensor and/or a second temperature sensor are/is arranged on the first water tank; and/or a third liquid level sensor and/or a third temperature sensor are/is arranged on the second water tank.
10. The separation test device according to claim 9, wherein a first connecting pipeline is arranged between the bottom of the raw water tank and the top of the first water tank, the first delivery pump is arranged on the first connecting pipeline, and a first pressure gauge and a first flow meter are arranged on the first connecting pipeline; and a second connecting pipeline is arranged between the bottom of the first water tank and the top of the second water tank, the second delivery pump is arranged on the second connecting pipeline, and a second pressure meter and a second flow meter are arranged on the second connecting pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222688652.1U CN218741289U (en) | 2022-10-12 | 2022-10-12 | Separation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222688652.1U CN218741289U (en) | 2022-10-12 | 2022-10-12 | Separation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218741289U true CN218741289U (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222688652.1U Active CN218741289U (en) | 2022-10-12 | 2022-10-12 | Separation test device |
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| Country | Link |
|---|---|
| CN (1) | CN218741289U (en) |
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- 2022-10-12 CN CN202222688652.1U patent/CN218741289U/en active Active
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Effective date of registration: 20230902 Address after: 215000 no.1688, West Ring Road, Suzhou City, Jiangsu Province Patentee after: SUZHOU NUCLEAR POWER RESEARCH INSTITUTE Co.,Ltd. Patentee after: YANGJIANG NUCLEAR POWER Co.,Ltd. Patentee after: CGN POWER Co.,Ltd. Patentee after: CHINA GENERAL NUCLEAR POWER Corp. Address before: No.1688, West Ring Road, Suzhou, Jiangsu, 215004 Patentee before: SUZHOU NUCLEAR POWER RESEARCH INSTITUTE Co.,Ltd. Patentee before: CGN POWER Co.,Ltd. Patentee before: CHINA GENERAL NUCLEAR POWER Corp. |