CN213398450U - Circulating cooling water scale inhibitor performance measuring device - Google Patents
Circulating cooling water scale inhibitor performance measuring device Download PDFInfo
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- CN213398450U CN213398450U CN202022556470.XU CN202022556470U CN213398450U CN 213398450 U CN213398450 U CN 213398450U CN 202022556470 U CN202022556470 U CN 202022556470U CN 213398450 U CN213398450 U CN 213398450U
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Abstract
The utility model discloses a circulating cooling water scale inhibitor performance measuring device, which comprises a circulating water tank, a circulating water pump, a spraying device, an alkalinity sensor, a data acquisition and processing unit and a chloride ion sensor; the circulating water outlet interface of the circulating water tank is communicated with the inlet of the circulating water pump, the outlet of the circulating water pump is communicated with the inlet of the spraying device, the spraying device is positioned above the opening at the top of the circulating water tank, the circulating water tank is provided with a #1 circulating water interface, the #1 circulating water interface is communicated with the inlet of the alkalinity sensor, the output end of the alkalinity sensor is connected with the data acquisition and processing unit, the circulating water tank is provided with a #2 circulating water interface, the #2 circulating water interface is communicated with the inlet of the chloride ion sensor, the output end of the chloride ion sensor is connected with the data acquisition and processing unit, the device can measure the performance of the circulating cooling water scale inhibitor, the measuring efficiency is higher.
Description
Technical Field
The utility model relates to a scale inhibitor capability measurement device, concretely relates to recirculated cooling water scale inhibitor capability measurement device.
Background
With the social development of economy, fresh water resources are increasingly tense, and seawater desalination and circulating cooling become effective ways for solving the shortage of water resources in coastal areas. In the operation process of the seawater desalination device and the circulating cooling system, the water quality scaling seriously affects the safe and stable operation of the system, and the adding of the scale inhibitor is the most economic and effective means for solving the scaling of the system.
Through decades of development, a series of efficient and environment-friendly scale inhibitors with wide application fields are developed at home and abroad. Adding the scale inhibitor into a circulating cooling water system of a thermal power plant, and performing an indoor scale inhibitor performance evaluation test on various scale inhibitors, wherein an optimal scale inhibitor and an optimal scale inhibitor concentration are optimized. The extreme carbonate hardness method is a common method for evaluating the performance of the scale inhibitor, has high resolution ratio of the scale inhibitor performance, can provide more objective results with practical value, is simpler and more convenient than a dynamic simulation experiment, and can be used for simultaneously carrying out mass screening, thereby having higher practical value and being particularly suitable for laboratory screening and evaluation of the scale inhibitor. In order to simulate a field circulating cooling test, a conventional test device for the limit carbonate hardness method is provided with a stirring device, but the contact area between circulating water and air is small, the test period is long, and in order to further shorten the test period and improve the screening efficiency of the scale inhibitor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a recirculated cooling water hinders dirty agent capability test device, the device can survey recirculated cooling water and hinder dirty agent capability test, and survey efficiency is higher, and test period is short.
In order to achieve the purpose, the device for measuring the performance of the circulating cooling water scale inhibitor comprises a circulating water tank, a circulating water pump, a spraying device, an alkalinity sensor, a data acquisition and processing unit and a chloride ion sensor;
the circulating water outlet interface of the circulating water tank is communicated with the inlet of the circulating water pump, the outlet of the circulating water pump is communicated with the inlet of the spraying device, the spraying device is positioned above the opening at the top of the circulating water tank, the circulating water tank is provided with a #1 circulating water interface, the #1 circulating water interface is communicated with the inlet of the alkalinity sensor, the output end of the alkalinity sensor is connected with the data acquisition and processing unit, the circulating water tank is provided with a #2 circulating water interface, the #2 circulating water interface is communicated with the inlet of the chloride ion sensor, and the output end of the chloride ion sensor is connected with the data acquisition and.
The device also comprises a circulating water replenishing tank, an electromagnetic valve and a liquid level transmitter; the outlet of the circulating water replenishing tank is connected with the water inlet of the electromagnetic valve, the water outlet of the electromagnetic valve is communicated with the circulating water replenishing interface of the circulating water tank, a liquid level sensor used for sensing the liquid level in the circulating water tank is arranged in the circulating water tank, the output end of the liquid level sensor is connected with the input end of the liquid level transmitter, and the output end of the liquid level transmitter is connected with the control end of the electromagnetic valve.
The position of the circulating water replenishing tank is higher than that of the circulating water tank.
The water circulation device is characterized by further comprising a constant-temperature water bath device, and the circulating water tank is arranged in the constant-temperature water bath device.
The utility model discloses following beneficial effect has:
recirculated cooling water scale inhibitor capability test device when concrete operation, the mode that adopts to spray replaces current agitating unit to improve the area of contact of circulating water and air, shorten test period, improve test efficiency, data acquisition and processing unit pass through the chlorion and the basicity index of basicity sensor and chlorion sensor detection circulating water simultaneously, with the performance of survey recirculated cooling water scale inhibitor, avoid the circulating water scale inhibitor loss that sample analysis caused, guarantee the stability of circulating water scale inhibitor content, test efficiency is higher, easy operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein, 1 is a circulating water replenishing tank, 2 is an electromagnetic valve, 3 is a liquid level transmitter, 4 is a liquid level sensor, 5 is a circulating water replenishing interface, 6 is a circulating water tank, 7 is a circulating water outlet interface, 8 is a circulating water pump, 9 is a spraying device, 10 is a constant temperature water bath device, 11 is a #1 circulating water interface, 12 is an alkalinity sensor, 13 is a #2 circulating water interface, 14 is a chloride ion sensor, and 15 is a data acquisition and processing unit.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1, the device for measuring the performance of the circulating cooling water scale inhibitor of the present invention comprises a circulating water tank 6, a circulating water replenishing tank 1, a solenoid valve 2, a liquid level transmitter 3, a circulating water pump 8, a spraying device 9, an alkalinity sensor 12, a data acquisition and processing unit 15, a chloride ion sensor 14 and a constant temperature water bath device 10; the outlet of the circulating water replenishing tank 1 is connected with the water inlet of the electromagnetic valve 2, the water outlet of the electromagnetic valve 2 is communicated with a circulating water replenishing interface 5 of the circulating water tank 6, a liquid level sensor 4 for sensing the liquid level in the circulating water tank 6 is arranged in the circulating water tank 6, the output end of the liquid level sensor 4 is connected with the input end of a liquid level transmitter 3, the output end of the liquid level transmitter 3 is connected with the control end of the electromagnetic valve 2 so as to control the liquid level of the circulating water tank 6 and realize the automatic replenishing of the circulating water tank 6, the circulating water outlet interface 7 of the circulating water tank 6 is communicated with the inlet of a circulating water pump 8, the flow of the circulating water outlet interface 7 of the circulating water tank 6 is controlled by adjusting the flow of the circulating water pump 8, the outlet of the circulating water pump 8 is communicated with the inlet of a spraying device, the circulating water tank 6 is arranged in the constant-temperature water bath device 10, the constant temperature of circulating water in the circulating water tank 6 is controlled by the constant-temperature water bath device 10, the circulating water tank 6 is provided with a #1 circulating water interface 11, the #1 circulating water interface 11 is communicated with an inlet of an alkalinity sensor 12, an output end of the alkalinity sensor 12 is connected with a data acquisition and processing unit 15 to realize real-time monitoring of circulating water alkalinity, the circulating water tank 6 is provided with a #2 circulating water interface 13, the #2 circulating water interface 13 is communicated with an inlet of a chloride ion sensor 14, an output end of the chloride ion sensor 14 is connected with the data acquisition and processing unit 15 to realize real-time monitoring of circulating water chloride ions, circulating water alkalinity and concentration rate of chloride ions are calculated according to the circulating water alkalinity and circulating water replenishing alkalinity, and finally circulating water chloride ion concentration rate limit concentration rate is controlled according, further controlling the concentration ratio of industrial application according to the limit concentration ratio of the circulating water.
The utility model discloses a concrete working process does:
1) the position of the circulating water replenishing tank 1 is higher than that of the circulating water tank 6, the height of the circulating water replenishing tank 1 is controlled, and gravity-fed water replenishing is realized;
2) placing the circulating water tank 6 in a constant-temperature water bath device 10 to enable circulating water in the circulating water tank 6 to reach a specified temperature, then starting the liquid level sensor 4, and opening the electromagnetic valve 2;
3) the circulating water pump is started, the flow of the circulating water pump 8 is adjusted, the flow of water at the circulating water outlet port 7 is controlled, and the circulating water pump 8 is connected with the spraying device 9 to realize automatic spraying of the spraying device 9;
4) starting a data acquisition and processing unit 15, and monitoring the chloride ion index of the circulating water in real time through a chloride ion sensor 14; calculating the chloride ion concentration ratio of the circulating water according to the chloride ions in the circulating water and the concentration of the chloride ions in the circulating water replenishing tank 1;
5) monitoring the alkalinity index of the circulating water in real time through an alkalinity sensor 12, and calculating the alkalinity concentration ratio of the circulating water according to the alkalinity of the circulating water and the alkalinity of the water supplement of the circulating water;
6) and controlling the circulating water limit concentration rate according to the circulating water chloride ion concentration rate and the circulating water alkalinity concentration rate, and controlling the industrial application concentration rate according to the circulating water limit concentration rate.
Claims (4)
1. A circulating cooling water scale inhibitor performance measuring device is characterized by comprising a circulating water tank (6), a circulating water pump (8), a spraying device (9), an alkalinity sensor (12), a data acquisition and processing unit (15) and a chloride ion sensor (14);
the circulating water outlet port (7) of the circulating water tank (6) is communicated with the inlet of the circulating water pump (8), the outlet of the circulating water pump (8) is communicated with the inlet of the spraying device (9), the spraying device (9) is positioned above the top opening of the circulating water tank (6), the circulating water tank (6) is provided with a #1 circulating water port (11), #1 circulating water port (11) is communicated with the inlet of the alkalinity sensor (12), the output end of the alkalinity sensor (12) is connected with the data acquisition and processing unit (15), the circulating water tank (6) is provided with a #2 circulating water port (13), #2 circulating water port (13) is communicated with the inlet of the chloride ion sensor (14), and the output end of the chloride ion sensor (14) is connected with the data acquisition and processing unit (15).
2. The circulating cooling water scale inhibitor performance measuring device according to claim 1, further comprising a circulating water replenishing tank (1), an electromagnetic valve (2) and a liquid level transmitter (3); the export of circulating water moisturizing case (1) links to each other with the water inlet of solenoid valve (2), and the delivery port of solenoid valve (2) is linked together with circulating water moisturizing interface (5) of circulating water case (6), is provided with liquid level inductor (4) that are used for responding to liquid level in circulating water case (6), and the output of liquid level inductor (4) is connected with the input of liquid level changer (3), and the output of liquid level changer (3) is connected with the control end of solenoid valve (2).
3. The circulating cooling water scale inhibitor performance measuring device according to claim 1, wherein the position of the circulating water replenishing tank (1) is higher than the circulating water tank (6).
4. The circulating cooling water scale inhibitor performance measuring device according to claim 1, further comprising a constant temperature water bath device (10), wherein the circulating water tank (6) is arranged in the constant temperature water bath device (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022556470.XU CN213398450U (en) | 2020-11-06 | 2020-11-06 | Circulating cooling water scale inhibitor performance measuring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022556470.XU CN213398450U (en) | 2020-11-06 | 2020-11-06 | Circulating cooling water scale inhibitor performance measuring device |
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| CN213398450U true CN213398450U (en) | 2021-06-08 |
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| CN202022556470.XU Active CN213398450U (en) | 2020-11-06 | 2020-11-06 | Circulating cooling water scale inhibitor performance measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740505A (en) * | 2021-09-29 | 2021-12-03 | 西安热工研究院有限公司 | Rapid evaluation device and method for scale inhibition effect of circulating cooling water quality stabilizer |
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2020
- 2020-11-06 CN CN202022556470.XU patent/CN213398450U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740505A (en) * | 2021-09-29 | 2021-12-03 | 西安热工研究院有限公司 | Rapid evaluation device and method for scale inhibition effect of circulating cooling water quality stabilizer |
| CN113740505B (en) * | 2021-09-29 | 2023-07-18 | 西安热工研究院有限公司 | Rapid evaluation device and method for scale inhibition effect of circulating cooling water quality stabilizer |
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