CN210945803U - Intelligent temperature control cooling water supply system for electrolytic hydrogen production of hydropower station - Google Patents
Intelligent temperature control cooling water supply system for electrolytic hydrogen production of hydropower station Download PDFInfo
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- CN210945803U CN210945803U CN201921657943.6U CN201921657943U CN210945803U CN 210945803 U CN210945803 U CN 210945803U CN 201921657943 U CN201921657943 U CN 201921657943U CN 210945803 U CN210945803 U CN 210945803U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
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Abstract
The utility model discloses a power station electrolysis hydrogen manufacturing intelligence control by temperature change cooling water supply system, including setting up the intake on hydroelectric set's pressure steel pipe, the intake passes through the water supply branch intercommunication of water main and electrolysis hydrogen manufacturing device cooler, the return water branch of electrolysis hydrogen manufacturing device cooler passes through return water main and hydroelectric set's draft tube intercommunication, each water supply branch of electrolysis hydrogen manufacturing device cooler is provided with flow control valve on the road, entrance point temperature sensor, exit end temperature sensor, flow control valve, entrance point temperature sensor, exit end temperature sensor all is connected with intelligent temperature control adjusting device electricity. The utility model discloses can improve power station water resource utilization ratio and electricity generation latent energy, reduce flood season and abandon water, utilize the electric energy electrolysis water production hydrogen and the oxygen of production simultaneously, increase the productivity and the economic benefits of power station.
Description
Technical Field
The utility model relates to a hydraulic and hydroelectric engineering technical field specifically indicates a power station electrolysis hydrogen manufacturing intelligence control by temperature change cooling water supply system.
Background
China has abundant water resources, and hydropower construction achieves the remarkable achievement, so that the economic and social benefits are remarkable, but certain problems which cannot be ignored exist. If the electricity load of the power transmission area of part of water power stations is not coordinated with natural runoff, the water abandoning phenomenon of the power stations in the flood season is serious, and the electricity quantity of the water abandoning in Sichuan is up to 350 hundred million kilowatts in 2020 by incomplete estimation, and the Sichuan water and electricity are under huge absorption pressure.
In recent years, research on water electrolysis hydrogen production technology is increasingly paid attention and supported worldwide. Therefore, the hydropower station is used for producing hydrogen by electrolysis, the problem of water and electricity consumption in the case of surplus electric power can be effectively solved, the utilization rate of water resources can be improved, and the water abandonment of the hydropower station in the flood season can be reduced.
The working medium of the water electrolysis hydrogen production device is an alkaline aqueous solution with the working temperature of 70-85 ℃, and the main equipment of the water electrolysis hydrogen production device is an electrolytic bath. The back of the electrolytic cell is connected with a hydrogen side system, an oxygen side system, a water supply system, an alkali liquor system and the like. The process flow of hydrogen production by electrolyzing water has strict control on the temperature of alkaline aqueous solution, the conventional cooling water adjusting method is manual adjustment, the temperature control adjusting effect is poor, and the water resource waste is serious.
Disclosure of Invention
The utility model aims at solving the weak point that above-mentioned background art exists, for power station electrolysis hydrogen plant and proposed an intelligence control by temperature change cooling water supply system, improve power station water resource utilization and electricity generation latent energy, reduce flood season and abandon water, utilize the electric energy electrolysis water production hydrogen and the oxygen of production simultaneously, increased the productivity and the economic benefits of power station.
For realizing the above-mentioned purpose, the utility model discloses a power station electrolysis hydrogen manufacturing intelligence control by temperature change cooling water supply system, including setting up the intake on hydraulic generator set's the pressure steel pipe, its special character lies in, the intake passes through the water supply branch road intercommunication of water main with electrolysis hydrogen manufacturing device cooler, the return water branch road of electrolysis hydrogen manufacturing device cooler passes through return water main and hydraulic generator set's draft tube intercommunication, each water supply branch road of electrolysis hydrogen manufacturing device cooler is provided with flow control valve, entrance point temperature sensor, exit end temperature sensor, flow control valve, entrance point temperature sensor, exit end temperature sensor all are connected with intelligent temperature control adjusting device electricity.
Further, intelligence control by temperature change adjusting device includes along the signal trend flow setting ware, signal feedback ware, function generator and the aperture regulator that links to each other in proper order, the input and the control signal output of flow setting ware are connected, the output and the input of flow control valve of aperture regulator are connected, entrance point temperature sensor, exit end temperature sensor's output all are connected with the input of signal feedback ware.
Furthermore, the water supply branch of the electrolytic hydrogen production device cooler comprises an electrolytic bath cooler branch, an oxygen gas-water separator cooler branch and a hydrogen gas-water separator cooler branch.
Furthermore, the electrolytic cell cooler branch comprises a flow regulating valve, an inlet end pressure sensor, an inlet end temperature sensor, an electrolytic cell cooler, an outlet end pressure sensor and an outlet end temperature sensor.
Furthermore, the oxygen-water separator cooler branch comprises a flow regulating valve, an inlet end pressure sensor, an inlet end temperature sensor, an oxygen-water separator cooler, an outlet end pressure sensor and an outlet end temperature sensor.
Furthermore, the hydrogen-gas-water separator cooler branch comprises a flow regulating valve, an inlet end pressure sensor, an inlet end temperature sensor, a hydrogen-gas-water separator cooler, an outlet end pressure sensor and an outlet end temperature sensor.
Compared with the prior art, the utility model discloses the beneficial effect who has includes:
(1) the utility model provides high power station water resource utilization rate and electricity generation latent energy have reduced the power station and have abandoned water.
(2) The utility model discloses can directly be applied to power station electrolysis aquatic and produce hydrogen and oxygen device, it is significant to the development and utilization and the popularization of the hydrogen energy in the power station.
(3) The utility model discloses the PLC control command that the accessible set up in advance, intelligence control by temperature change cooling water flow control reduces the cost of labor.
Drawings
Fig. 1 is a schematic structural diagram of the intelligent temperature-controlled cooling water supply system for hydrogen production by electrolysis in a hydropower station.
In the figure: hydroelectric generating set 1, intake 1.1, penstock 1.2, draft tube 1.3, flow control valve 2, entrance temperature sensor 3.1, electrolysis trough cooler 3.2, oxygen gas-water separator cooler 3.3, hydrogen gas-water separator cooler 3.4, exit temperature sensor 3.5, intelligent temperature control adjusting device 4, flow setter 4.1, signal feedback device 4.2, function generator 4.3, aperture regulator 4.4.
Detailed Description
In order to make the technical solution and the advantages of the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and the embodiments.
As shown in figure 1, the utility model provides a power station electrolysis hydrogen manufacturing intelligence control by temperature change cooling water supply system, including setting up intake 1.1 on hydraulic generator unit 1's penstock 1.2, intake 1.1 is through the water supply branch road intercommunication of water main 5 with electrolysis hydrogen manufacturing installation cooler 3. The return water branch of the cooler 3 of the electrolytic hydrogen production device is communicated with a tail water pipe 1.3 of the water turbine generator set 1 through a return water main pipe 9.
The water supply branch of the electrolytic hydrogen production device cooler 3 comprises an electrolytic bath cooler branch 6, an oxygen gas-water separator cooler branch 7 and a hydrogen gas-water separator cooler branch 8.
The water inlet of the electrolytic bath cooler branch 6 is communicated with the water supply main pipe 5, and the water return port is communicated with the water return main pipe 9. The electrolytic bath cooler branch 6 comprises a flow regulating valve 2, an inlet end pressure sensor, an inlet end temperature sensor 3.1, an electrolytic bath cooler 3.2, an outlet end pressure sensor and an outlet end temperature sensor 3.5.
The water inlet of the oxygen-gas-water separator cooler branch 7 is communicated with the water supply main pipe 5, and the water return port is communicated with the water return main pipe 9. The oxygen-gas-water separator cooler branch 7 comprises a flow regulating valve 2, an inlet end pressure sensor, an inlet end temperature sensor 3.1, an oxygen-gas-water separator cooler 3.3, an outlet end pressure sensor and an outlet end temperature sensor 3.5.
The water inlet of the cooler branch 8 of the hydrogen-gas-water separator is communicated with the water supply main pipe 5, and the water return port is communicated with the water return main pipe 9. The hydrogen gas-water separator cooler branch 8 comprises a flow regulating valve 2, an inlet end pressure sensor, an inlet end temperature sensor 3.1, a hydrogen gas-water separator cooler 3.4, an outlet end pressure sensor and an outlet end temperature sensor 3.5.
The flow regulating valves 2, the inlet end temperature sensors 3.1 and the outlet end temperature sensors 3.5 are all three, and all the flow regulating valves 2, the inlet end temperature sensors 3.1 and the outlet end temperature sensors 3.5 are electrically connected with the intelligent temperature control adjusting device 4.
The intelligent temperature control adjusting device 4 comprises a flow setter 4.1, a signal feedback device 4.2, a function generator 4.3 and an opening adjuster 4.4 which are sequentially connected along the signal trend, the input end of the flow setter 4.1 is connected with a control signal output end (not shown in a PLC (programmable logic controller) figure), the flow is adjusted by intelligent temperature control cooling water through a preset PLC control instruction, the output end of the opening adjuster 4.4 is connected with the input end of the flow adjusting valve 2, and the output ends of the inlet end temperature sensor 3.1 and the outlet end temperature sensor 3.5 are connected with the input end of the signal feedback device 4.2.
The utility model discloses power station electrolysis hydrogen manufacturing intelligence temperature control cooling system during operation, get water from water intaking mouth 1.1 on hydraulic generator set 1's the pressure steel pipe 1.2, according to electrolysis hydrogen manufacturing device cooler 3 actual operation load and cooling water temperature, 4 automatic adjustment flow control valve 2's of intelligence temperature control adjusting device aperture, make and satisfy its cooling requirement through user's flow in 3 each cooling branch roads of electrolysis hydrogen manufacturing device cooler betterly, ensure that the highest temperature of electrolysis hydrogen manufacturing device cooler 3 is less than its performance limit value. Finally, the cooling water passing through the cooler 3 of the electrolytic hydrogen production device is discharged to a tail water pipe of the water-turbine generator set 1 or the downstream 1.3 of the power station.
Because the cooling water quantity required by the electrolytic hydrogen production device cooler 3 can change along with the change of the load of the electrolytic hydrogen production device cooler 3, the opening degree of the flow regulating valve 2 is automatically regulated by the intelligent temperature control regulating device 4, so that the water resource can be effectively saved, the utilization rate of the water resource is improved, and a reliable and efficient cooling water supply mode is provided for the electrolytic hydrogen production device of the hydropower station.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a power station electrolysis hydrogen manufacturing intelligence temperature control cooling water supply system, is including setting up water intake (1.1) on penstock (1.2) of hydroelectric set (1), its characterized in that: the water intake (1.1) is communicated with a water supply branch of the electrolytic hydrogen production device cooler (3) through a water supply main pipe (5), a water return branch of the electrolytic hydrogen production device cooler (3) is communicated with a tail water pipe (1.3) of the water turbine generator set (1) through a water return main pipe (9), each water supply branch of the electrolytic hydrogen production device cooler (3) is provided with a flow regulating valve (2), an inlet end temperature sensor (3.1) and an outlet end temperature sensor (3.5), and the flow regulating valve (2), the inlet end temperature sensor (3.1) and the outlet end temperature sensor (3.5) are all electrically connected with an intelligent temperature control adjusting device (4).
2. The intelligent temperature-controlled cooling water supply system for hydrogen production by electrolysis in hydropower stations according to claim 1, characterized in that: intelligence control by temperature change adjusting device (4) include along signal trend flow direction flow setter (4.1), signal feedback ware (4.2), function generator (4.3) and opening regulator (4.4) that link to each other in proper order, the input and the control signal output of flow setter (4.1) are connected, the output of opening regulator (4.4) is connected with the input of flow control valve (2), the output of entrance point temperature sensor (3.1), exit end temperature sensor (3.5) all is connected with the input of signal feedback ware (4.2).
3. The intelligent temperature-controlled cooling water supply system for hydrogen production by electrolysis in hydropower stations according to claim 1, characterized in that: the water supply branch of the electrolytic hydrogen production device cooler (3) comprises an electrolytic bath cooler branch (6), an oxygen gas-water separator cooler branch (7) and a hydrogen gas-water separator cooler branch (8).
4. The intelligent temperature-controlled cooling water supply system for hydrogen production by electrolysis in hydropower stations according to claim 3, characterized in that: the electrolytic bath cooler branch (6) comprises a flow regulating valve (2), an inlet end pressure sensor, an inlet end temperature sensor (3.1), an electrolytic bath cooler (3.2), an outlet end pressure sensor and an outlet end temperature sensor (3.5).
5. The intelligent temperature-controlled cooling water supply system for hydrogen production by electrolysis in hydropower stations according to claim 3, characterized in that: the oxygen-gas-water separator cooler branch (7) comprises a flow regulating valve (2), an inlet end pressure sensor, an inlet end temperature sensor (3.1), an oxygen-gas-water separator cooler (3.3), an outlet end pressure sensor and an outlet end temperature sensor (3.5).
6. The intelligent temperature-controlled cooling water supply system for hydrogen production by electrolysis in hydropower stations according to claim 3, characterized in that: the hydrogen-gas-water separator cooler branch (8) comprises a flow regulating valve (2), an inlet end pressure sensor, an inlet end temperature sensor (3.1), a hydrogen-gas-water separator cooler (3.4), an outlet end pressure sensor and an outlet end temperature sensor (3.5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921657943.6U CN210945803U (en) | 2019-09-30 | 2019-09-30 | Intelligent temperature control cooling water supply system for electrolytic hydrogen production of hydropower station |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921657943.6U CN210945803U (en) | 2019-09-30 | 2019-09-30 | Intelligent temperature control cooling water supply system for electrolytic hydrogen production of hydropower station |
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| CN210945803U true CN210945803U (en) | 2020-07-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110499517A (en) * | 2019-09-30 | 2019-11-26 | 长江勘测规划设计研究有限责任公司 | Power station electrolytic hydrogen production intelligent temperature control cools down water system |
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2019
- 2019-09-30 CN CN201921657943.6U patent/CN210945803U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110499517A (en) * | 2019-09-30 | 2019-11-26 | 长江勘测规划设计研究有限责任公司 | Power station electrolytic hydrogen production intelligent temperature control cools down water system |
| CN110499517B (en) * | 2019-09-30 | 2024-04-12 | 长江勘测规划设计研究有限责任公司 | Intelligent temperature control cooling water supply system for hydrogen production by electrolysis of hydropower station |
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