CN214168975U - Fishway oxygenation system for hydropower station by utilizing water electrolysis mode - Google Patents
Fishway oxygenation system for hydropower station by utilizing water electrolysis mode Download PDFInfo
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- CN214168975U CN214168975U CN202023011469.5U CN202023011469U CN214168975U CN 214168975 U CN214168975 U CN 214168975U CN 202023011469 U CN202023011469 U CN 202023011469U CN 214168975 U CN214168975 U CN 214168975U
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Abstract
The utility model discloses a fishway oxygenation system of hydropower station by water electrolysis, wherein a hydrogen production system (A), a hydrogen storage system (B) and an oxygen supply system (C) are connected in sequence by pipelines, and the hydrogen production system (A), the hydrogen storage system (B) and the oxygen supply system (C) are respectively connected with a monitoring system (D) by control buses; the pure water device (5), the electrolytic water reaction device (6), the oxygen filter (7) and the dryer (8) which are arranged in the hydrogen production system (A) are sequentially connected through pipelines; an oxygen storage tank (9) and an oxygen storage pipeline control valve (9.1) are arranged in the hydrogen storage system (B); the fishway water saving device overcomes the defects that the local electricity consumption in partial areas is not large and can not be consumed, so that the serious water abandoning phenomenon is caused, resources are wasted, and huge economic loss is caused.
Description
Technical Field
The utility model relates to water conservancy and hydropower technical field, more specifically is a fishway oxygenation system of power station utilization water electrolysis mode.
Background
The fishway or called a fish ladder is a facility for helping migratory fishes to survive in an artificial water conservancy environment or a natural barrier.
Most fishways are designed by utilizing a flat, slow and short stepped water channel, such as a common vertical seam type fishway, so that fishes can flow upwards and pass through dams and other obstacles caused by fall.
In order to increase the survival probability of fishes in the fishway and improve the success rate of spawning of the fish school in migration, a plurality of facilities, such as a rest pool, are arranged on the fishway, so that the physical strength of the fishes cannot be exhausted when the fish school migrates, and the fishes cannot continue the rest journey.
At present, the electric energy of hydropower stations in southwest areas of China, particularly in the areas of Sichuan, Yunnan and Tibet, is far away, and the local electric power consumption is not large and can not be consumed, so that the serious water abandoning phenomenon is caused.
Simultaneously: the water abandon phenomenon is shown according to online data, in 2017, Sichuan publishes that the peak shaving of the water-saving water-regulating and electricity-regulating power-saving water-abandons 140 hundred million kilowatt hours, and the industry counts that the water-saving water-regulating and electricity-abandons reach 377 million kilowatt hours and the water-abandoning electricity of the whole water-saving is 550 million kilowatt hours. Therefore, the serious water abandoning phenomenon can not only cause the waste of resources, but also cause huge economic loss.
Therefore, there is a need for a structure to solve the above problems by using the waste water while increasing the probability of fish surviving in the fishway as much as possible.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the shortcomings of the background art and provide a fishway oxygenation system of hydropower station utilizing water electrolysis mode.
The utility model aims at being implemented through the following technical scheme: a fishway oxygenation system of a hydropower station by utilizing a water electrolysis mode comprises a hydrogen production system A, a hydrogen storage system B, an oxygen supply system C and a monitoring system D;
the hydrogen production system A, the hydrogen storage system B and the oxygen supply system C are sequentially connected through pipelines, and the hydrogen production system A, the hydrogen storage system B and the oxygen supply system C are respectively connected with the monitoring system D through control buses;
the pure water device 5, the electrolyzed water reaction device 6, the oxygen filter 7 and the dryer 8 which are arranged in the hydrogen production system A are sequentially connected through pipelines;
an oxygen storage tank 9 and an oxygen storage pipeline control valve 9.1 are arranged in the hydrogen storage system B;
and an oxygen supply pipeline control valve 10 arranged in the oxygen supply system C and the impeller type aerator 13 are connected in sequence through pipelines.
In the above technical scheme: the monitoring system D comprises a monitoring system upper computer 1 and a PLC (programmable logic controller) 2; the monitoring system upper computer 1 is connected with the PLC controller 2 through a control bus, and the mobile handheld device 3 and the 5G signal tower 4 are located on one side of the monitoring system upper computer 1.
In the above technical scheme: and a pure water pipeline control valve 6.1 is arranged between the pure water device 5 and the electrolyzed water reaction device 6, and the pure water pipeline control valve 6.1 is connected with the PLC 2 through a control bus.
In the above technical scheme: and the oxygen storage pipeline control valve 9.1 is connected with the PLC 2 through a control bus.
In the above technical scheme: the oxygen supply pipeline control valve 10 is connected with the PLC 2 through a control bus.
In the above technical scheme: a temperature and humidity sensor 11 and an oxygen concentration sensor 12 are arranged on a pipeline between the oxygen supply pipeline control valve 10 and the impeller type aerator 13.
In the above technical scheme: the temperature and humidity sensor 11 and the oxygen concentration sensor 12 are respectively connected with the PLC controller 2 through control buses.
In the above technical scheme: the impeller type aerator is placed in the rest pool.
The utility model has the advantages of as follows: compared with a conventional hydropower station: 1.
the oxygen generation system is added, and the oxygen is prepared by using the electrolyzed water, so that clean high-concentration oxygen can be produced in large quantities, the water abandoning rate and the non-economic operation interval can be eliminated, and the economic income source of the hydropower station is also improved.
2. A large amount of oxygen is provided for the fishway rest pool through the fishway oxygenation system, the survival probability of fishes in the fishway is increased, and the success rate of migration and spawning of fish schools is improved.
3. The utility model is suitable for all fishway oxygenation systems with fishways or fish passing facilities by water electrolysis, realizes oxygenation system in the fishway of hydropower station by reasonably utilizing abundant water resource and surplus electric power of hydropower station and utilizing water electrolysis to generate oxygen, and improves survival rate of fish school passing fishway; has extremely high technical economy and environmental friendliness, and is a novel solution for improving ecological environment and harmonious with nature.
Drawings
FIG. 1 is a typical vertical seam type fishway detail structure plane layout
Fig. 2 is a diagram of a fishway oxygenation system.
In the figure: the system comprises a hydrogen production system A, a hydrogen storage system B, an oxygen supply system C, a monitoring system D, a monitoring system upper computer 1, a PLC (programmable logic controller) 2, mobile handheld equipment 3, a 5G signal tower 4, a pure water device 5, an electrolyzed water reaction device 6, a pure water pipeline control valve 6.1, an oxygen filter 7, a dryer 8, an oxygen storage tank 9, an oxygen storage pipeline control valve 9.1, a humidifier 10, an oxygen supply pipeline control valve 10.1, a temperature and humidity sensor 11, an oxygen concentration sensor 12, an impeller type aerator 13, a fishway outlet E, a bifurcation section F, a conventional water tank G, a turning section H, a rest tank I and a fishway inlet J.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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.
Referring to FIGS. 1-2: a fishway oxygenation system of a hydropower station by utilizing a water electrolysis mode comprises a hydrogen production system A, a hydrogen storage system B, an oxygen supply system C and a monitoring system D;
the hydrogen production system A, the hydrogen storage system B and the oxygen supply system C are sequentially connected through pipelines, and the hydrogen production system A, the hydrogen storage system B and the oxygen supply system C are respectively connected with the monitoring system D through control buses;
the pure water device 5, the electrolyzed water reaction device 6, the oxygen filter 7 and the dryer 8 which are arranged in the hydrogen production system A are sequentially connected through pipelines;
an oxygen storage tank 9 and an oxygen storage pipeline control valve 9.1 are arranged in the hydrogen storage system B;
and an oxygen supply pipeline control valve 10 arranged in the oxygen supply system C and the impeller type aerator 13 are connected in sequence through pipelines.
The monitoring system D comprises a monitoring system upper computer 1 and a PLC (programmable logic controller) 2; the monitoring system upper computer 1 is connected with the PLC controller 2 through a control bus, and the mobile handheld device 3 and the 5G signal tower 4 are located on one side of the monitoring system upper computer 1. Can conveniently connect removal handheld device 3 and monitored control system host computer 1 through 5G signal tower 4, realize that the operator can monitor the various states of the system of indoor oxygen suppliment with removing handheld device. The monitoring system upper computer 1 is connected with the PLC controller 2 through a control bus, and accurate transmission of monitoring signals can be guaranteed.
And a pure water pipeline control valve 6.1 is arranged between the pure water device 5 and the electrolyzed water reaction device 6, and the pure water pipeline control valve 6.1 is connected with the PLC 2 through a control bus. The industrial PLC is adopted to control the pure water pipeline control valve 6.1, and the accurate control function of the electrolyzed water reaction device 6 can be realized.
And the oxygen storage pipeline control valve 9.1 is connected with the PLC 2 through a control bus. The PLC controller 2 can control the opening and closing of the oxygen storage pipeline control valve 9.1 through a control bus so as to realize the adjustment of the oxygen storage concentration.
The oxygen supply pipeline control valve 10 is connected with the PLC 2 through a control bus. The PLC 2 can control the opening and closing of the oxygen supply pipeline control valve 10 through a control bus so as to realize the adjustment of oxygen supply concentration.
A temperature and humidity sensor 11 and an oxygen concentration sensor 12 are arranged on a pipeline between the oxygen supply pipeline control valve 10 and the impeller type aerator 13. The impeller type aerator 13 is arranged in the rest pool I, so that oxygen discharged by the impeller type aerator 13 can be supplied to fish shoals for migration in time.
The temperature and humidity sensor 11 and the oxygen concentration sensor 12 can obtain real-time temperature and humidity and concentration information of oxygen in the oxygen supply system.
The temperature and humidity sensor 11 and the oxygen concentration sensor 12 are respectively connected with the PLC controller 2 through control buses. The real-time temperature, humidity and concentration information of oxygen of the oxygen supply system, which is obtained by the temperature and humidity sensor 11 and the oxygen concentration sensor 12, can be sent to the PLC controller 2 through the control bus, so that the controller can monitor the oxygen state in real time.
The utility model discloses still include following concrete oxygen suppliment step: the oxygen supply step is as follows:
firstly, an oxygen generation part: when oxygen is required to be generated, the electrolyzed water reaction device 6 is connected from the water intake through the pure water device 5 through the pure water pipeline, and is transported to the electrolyzed water reaction device 6 through the water delivery pipeline after being controlled by the pure water pipeline control valve 6.1 to generate hydrogen and oxygen.
② an oxygen storage part: oxygen produced by the electrolyzed water reaction device 6 passes through an oxygen filter 7 and a drier 8 according to requirements and then is stored in an oxygen storage tank 9 through an oxygen storage pipeline control valve 9.1.
And thirdly, oxygenation part: oxygen in the oxygen storage tank 9 is supplied to the impeller type oxygen increasing machine 13 through the oxygen supply pipeline control valve 10.1.
The preferred scheme is as follows:
in step (i): according to the setting requirements of oxygen demand and oxygen parameters, the monitoring system upper computer 1 issues an oxygen generation command to the PLC controller 2 in a network communication mode, the PLC controller 2 sends a valve opening command to the pure water pipeline control valve 6.1 through a control bus, the electrolyzed water reaction device 6 takes water from a water taking port through the pure water device 5, generally from a power station tail water pipe or downstream tail water, and pure water after filtration and purification is conveyed to the electrolyzed water reaction device 6 through a water conveying pipeline after being controlled by the pure water pipeline control valve 6.1, and hydrogen and oxygen are produced.
In step two: oxygen produced by the electrolyzed water reaction device 6 passes through an oxygen filter 7 and a drier 8 according to requirements and then is stored in an oxygen storage tank 9 through an oxygen storage pipeline control valve 9.1.
In step three: the oxygen stored in the oxygen storage tank 9 is connected with the oxygen supply pipeline control valve 10.1 and the impeller type aerator 13 through the oxygen supply pipeline, and sufficient oxygen is supplied to the rest pool of the fishway through the impeller type aerator 13, so that fish shoals passing through the fishway can obtain sufficient oxygen, and the survival rate of the fish is improved.
The control steps are as follows: pure water pipeline control valve 6.1, oxygen storage pipeline control valve 9.1, humidifier 10, oxygen supply pipeline control valve 10.1 all can receive the control order signal that comes from monitored control system host computer 1 and PLC controller 2 to can feed back the state signal of each equipment to monitored control system host computer 1 and PLC controller 2, remove handheld device 3 and can obtain the status information of each equipment from monitored control system host computer 1 through 5G signal tower 4.
A detailed specific example is provided below: example 1: when the monitoring system upper computer 1 detects that a large amount of fish school migrates to the fishway rest pond through the detector in the fishway, firstly an oxygenation instruction is sent to the PLC 2, the PLC 2 controls the pure water pipeline control valve 6.1 to be opened, and the electrolyzed water reaction device 6 extracts from the water taking port through the pure water device 5 and injects pure water into the electrolyzed water reaction device 6.
Then pure water is injected into the electrolyzed water reaction device 6 to start oxygen generation, and oxygen is filtered by an oxygen filter 7 and dried by a dryer 8 and then stored in an oxygen storage tank 9 through an oxygen storage pipeline control valve 9.1.
The PLC 2 calculates the amount of oxygen supply according to the pressure of the oxygen storage tank 9 and the signal fed back by the oxygen concentration sensor 12, and controls to open the oxygen supply pipeline control valve 10.1 and the impeller type aerator 13 to provide sufficient oxygen for the rest pool of the fishway.
The above-mentioned parts not described in detail are prior art.
Claims (8)
1. The utility model provides a power station utilizes fishway oxygenation system of water electrolysis mode which characterized in that: the system comprises a hydrogen production system (A), a hydrogen storage system (B), an oxygen supply system (C) and a monitoring system (D);
the hydrogen production system (A), the hydrogen storage system (B) and the oxygen supply system (C) are sequentially connected through pipelines, and the hydrogen production system (A), the hydrogen storage system (B) and the oxygen supply system (C) are respectively connected with the monitoring system (D) through control buses;
the pure water device (5), the electrolytic water reaction device (6), the oxygen filter (7) and the dryer (8) which are arranged in the hydrogen production system (A) are sequentially connected through pipelines;
an oxygen storage tank (9) and an oxygen storage pipeline control valve (9.1) are arranged in the hydrogen storage system (B);
the oxygen supply system (C) is internally provided with an oxygen supply pipeline control valve (10) and the impeller type aerator (13) which are connected in sequence through pipelines.
2. The fishway oxygen increasing system of the hydropower station by means of water electrolysis according to claim 1, characterized in that: the monitoring system (D) comprises a monitoring system upper computer (1) and a PLC (programmable logic controller) (2); the monitoring system upper computer (1) is connected with the PLC (programmable logic controller) through a control bus, and the mobile handheld device (3) and the 5G signal tower (4) are located on one side of the monitoring system upper computer (1).
3. The fishway oxygen increasing system of the hydropower station by means of water electrolysis according to claim 1 or 2, characterized in that: a pure water pipeline control valve (6.1) is arranged between the pure water device (5) and the electrolyzed water reaction device (6), and the pure water pipeline control valve (6.1) is connected with the PLC controller (2) through a control bus.
4. The fishway oxygen increasing system of the hydropower station by means of water electrolysis according to claim 3, characterized in that: the oxygen storage pipeline control valve (9.1) is connected with the PLC (2) through a control bus.
5. The fishway oxygen increasing system of the hydropower station by means of water electrolysis according to claim 4, characterized in that: the oxygen supply pipeline control valve (10) is connected with the PLC (2) through a control bus.
6. The fishway oxygen increasing system of the hydropower station by means of water electrolysis according to claim 5, characterized in that: and a temperature and humidity sensor (11) and an oxygen concentration sensor (12) are arranged on a pipeline between the oxygen supply pipeline control valve (10) and the impeller type aerator (13).
7. The fishway oxygen increasing system of the hydropower station by means of water electrolysis according to claim 6, characterized in that: the temperature and humidity sensor (11) and the oxygen concentration sensor (12) are respectively connected with the PLC controller (2) through a control bus.
8. The fishway oxygen increasing system of the hydropower station by means of water electrolysis according to claim 1, characterized in that: the impeller type aerator (13) is arranged in the rest pool (I).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023011469.5U CN214168975U (en) | 2020-12-14 | 2020-12-14 | Fishway oxygenation system for hydropower station by utilizing water electrolysis mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023011469.5U CN214168975U (en) | 2020-12-14 | 2020-12-14 | Fishway oxygenation system for hydropower station by utilizing water electrolysis mode |
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| CN214168975U true CN214168975U (en) | 2021-09-10 |
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| CN202023011469.5U Active CN214168975U (en) | 2020-12-14 | 2020-12-14 | Fishway oxygenation system for hydropower station by utilizing water electrolysis mode |
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