CN211789283U - Hydrogen fuel power generation system - Google Patents
Hydrogen fuel power generation system Download PDFInfo
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- CN211789283U CN211789283U CN201922186308.0U CN201922186308U CN211789283U CN 211789283 U CN211789283 U CN 211789283U CN 201922186308 U CN201922186308 U CN 201922186308U CN 211789283 U CN211789283 U CN 211789283U
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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
- Y02E60/50—Fuel cells
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Abstract
The present application relates to a hydrogen fuel power generation system, the system comprising: the hydrogen fuel electric pile is used for reacting hydrogen to release electric energy; the hydrogen supply system is connected to the hydrogen fuel electric pile and is used for supplying hydrogen to the hydrogen fuel electric pile; the oxygen supply system is connected to the hydrogen fuel electric pile and is used for providing oxygen for hydrogen fuel reaction; and the heat dissipation system is connected with the hydrogen fuel electric pile and used for taking away heat generated by the reaction of the hydrogen and the oxygen so as to reduce the temperature of the hydrogen fuel electric pile. The technical scheme provided by the utility model can realize the quick and efficient switching between the commercial power network and the hydrogen fuel emergency power generation power supply, not only solves the short board with overlong starting time, saves the cost, realizes the hydrogen energy power protection project, is a power distribution network emergency guarantee operation device with good practicability, high efficiency and simplicity, and has wide popularization in a power distribution network system.
Description
Technical Field
The application belongs to the technical field of electric power, and particularly relates to a hydrogen fuel power generation system.
Background
The hydrogen fuel cell is a clean energy with the generating efficiency of more than 50 percent, and is mainly applied to the backup power supply in the electric automobile and communication industry. In the power generation system, because the dynamic response of the hydrogen fuel cell is slower than that of the traditional cell, the process from the starting to the rated output of the hydrogen fuel power generation system is about 15-30 seconds, so that the quick response to the load change is limited, and for important facilities, the serious consequence is generated when the power failure time is too long, so that the popularization of the hydrogen fuel power generation system in the field of power generation is limited.
Therefore, there is a need for a power generation system that can change the operating state of a hydrogen-fueled power generation system and greatly reduce the vacuum period time.
Disclosure of Invention
It is an object of the present application to provide a hydrogen-fueled power generating system to solve or mitigate at least one problem in the prior art.
The technical scheme provided by the application is as follows: a hydrogen-fueled power generating system, the system comprising:
a hydrogen fuel cell stack for reacting a hydrogen fuel to release electrical energy;
the hydrogen supply system is connected to the hydrogen fuel electric pile and is used for supplying hydrogen to the hydrogen fuel electric pile;
an air supply system connected to the hydrogen fuel cell stack for providing oxygen for hydrogen fuel reaction; and
and the heat dissipation system is connected with the hydrogen fuel electric pile and is used for taking away heat generated by the reaction of the hydrogen and the oxygen so as to reduce the temperature of the hydrogen fuel electric pile.
In the present application, the hydrogen fuel cell stack has a voltage output port for outputting a rated voltage in a predetermined range.
In the application, a power switch is arranged at the voltage output port and used for controlling the on-off of the power output by the hydrogen fuel cell stack.
In this application, hydrogen supply system includes hydrogen storage tank, connects hydrogen storage tank and hydrogen fuel galvanic pile's hydrogen pipeline, wherein hydrogen fuel inlet end of hydrogen fuel galvanic pile is equipped with first ooff valve and flow control valve the hydrogen fuel outlet end of hydrogen fuel galvanic pile is equipped with discharge valve hydrogen fuel inlet end and hydrogen fuel outlet end are formed with the circulation pipeline be equipped with first circulating pump on the circulation pipeline.
In this application, oxygen supply system including connect the atmosphere with the atmosphere pipeline of hydrogen fuel galvanic pile, the atmosphere pipeline forms one and can lets in atmosphere and get rid of atmospheric circulation pipeline, wherein the atmosphere pipeline accesss to the entrance point of hydrogen fuel galvanic pile is equipped with the compressor be equipped with the humidifier in the circulation pipeline that the atmosphere pipeline formed, add between the outlet pipe three of compressor and humidifier and establish the three-way valve.
In this application, cooling system including connect in the heat dissipation pipeline of hydrogen fuel galvanic pile heat dissipation export and heat dissipation import be equipped with second circulating pump and radiator and temperature-saving valve on the heat dissipation pipeline.
In the present application, a cooling liquid for heat dissipation flows in the heat dissipation pipeline.
The technical scheme provided by the utility model can realize the quick and efficient switching between the commercial power network and the hydrogen fuel emergency power generation power supply, not only solves the short board with overlong starting time, saves the cost, realizes the hydrogen energy power protection project, is a power distribution network emergency guarantee operation device with good practicability, high efficiency and simplicity, and has wide popularization in a power distribution network system.
Drawings
In order to more clearly illustrate the technical solutions provided by the present application, the following briefly introduces the accompanying drawings. It is to be expressly understood that the drawings described below are only illustrative of some embodiments of the invention.
Fig. 1 is a diagram showing a hydrogen fuel power generation system according to the present application.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application.
In order to solve when commercial power electric wire netting outage, it is long switching time to hydrogen fuel power generation system or emergency power generation car in-process, need guarantee that emergency power source inserts fast, the problem that the ability reinforce, the commonality is strong of protecting electric power, this application provides a hydrogen fuel power generation system, and is concrete, hydrogen fuel power generation system includes: a hydrogen fuel cell stack 10 for reacting hydrogen fuel to release electric energy; a hydrogen supply system 20 connected to the hydrogen fuel cell stack 10 for supplying hydrogen to the hydrogen fuel cell stack 10; an oxygen supply system 30 connected to the hydrogen fuel cell stack 10 for providing oxygen for hydrogen fuel reaction; and a heat dissipation system 40 connected to the hydrogen fuel cell stack 10 for removing heat generated by the reaction of the hydrogen gas and the oxygen gas to lower the temperature of the hydrogen fuel cell stack 10.
In the present application, the hydrogen fuel cell stack 10 has a voltage output port for outputting a rated voltage in a predetermined range.
In the present application, a power switch 11 is disposed at the voltage output port for controlling the on/off of the power output by the hydrogen fuel cell stack 10.
In the present application, the hydrogen fuel supply system 20 includes a hydrogen storage tank 21, and a hydrogen pipeline connecting the hydrogen storage tank 21 and the hydrogen fuel cell stack 10, wherein a first switch valve 22 and a flow control valve 23 are provided at a hydrogen fuel inlet end of the hydrogen fuel cell stack 10, an exhaust valve 25 is provided at a hydrogen fuel outlet end of the hydrogen fuel cell stack, a circulation pipeline is formed at the hydrogen fuel inlet end and the hydrogen fuel outlet end, and a first circulation pump 24 is provided on the circulation pipeline.
In the present application, the oxygen supply system 30 includes an atmosphere pipeline connecting the atmosphere and the hydrogen fuel cell stack 10, the atmosphere pipeline forms a circulation pipeline capable of leading to the atmosphere and discharging the atmosphere, wherein a compressor 31 is disposed at an inlet end of the atmosphere pipeline leading to the hydrogen fuel cell stack 10, a humidifier 32 is disposed in the circulation pipeline formed by the atmosphere pipeline, and a three-way valve 33 is additionally disposed between the compressor 31 and the humidifier 32 as well as between the compressor 31 and an outlet pipeline of the humidifier.
In the present application, the heat dissipation system 40 (hereinafter referred to as a cooling system) includes a heat dissipation pipeline connected to the heat dissipation outlet and the heat dissipation inlet of the hydrogen fuel cell stack 10, and a second circulation pump 42, a radiator 41 and a thermostat 43 are disposed on the heat dissipation pipeline.
In the present application, a cooling liquid for heat dissipation flows in the heat dissipation pipeline.
The hydrogen fuel power generation system can be installed on an emergency vehicle to form a movable hydrogen fuel emergency power generation vehicle. In an emergency power supply place, the hydrogen fuel power generation vehicle needs to be in a hot standby state all the time, and because the cooling system, the air system and the like of the hydrogen fuel emergency power generation system/power generation vehicle consume less energy, valves or switches of a cooling and heat dissipation system, the air supply system and the like outside the hydrogen supply system can be kept in an open state all the time in the power storage process, and the rectifier and the inverter are in a starting state all the time. Since the reaction of hydrogen and oxygen is not involved in this process, moisture cannot be supplied to the humidifier. And the reaction of hydrogen and oxygen in the hydrogen fuel galvanic pile needs to be humidified through the humidifier, if dry gas is let in for a long time, the damage of the core component of the hydrogen fuel galvanic pile can be caused, so that the service life of the hydrogen fuel galvanic pile is reduced, a three-way valve is additionally arranged before the air enters the humidifier, the air is directly discharged through the three-way valve without passing through the hydrogen fuel galvanic pile, and the hydrogen fuel core galvanic pile is protected. The hydrogen valve of the hydrogen storage tank is opened immediately when power is off, hydrogen is supplied to the hydrogen fuel cell stack immediately for electrochemical reaction, the three-way valve is controlled to supply air to the hydrogen fuel cell stack, the hydrogen fuel power generation system starts to supply power, and the starting time to the rated output can be shortened to about 5 seconds in the process.
The hydrogen fuel power generation system can greatly reduce the time from starting to rated output of the hydrogen fuel power generation system, is low in manufacturing cost, saves energy, reduces emission, has high output electric energy quality, reduces the power supply vacuum period, and realizes efficient power supply, energy conservation and emission reduction.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (5)
1. A hydrogen-fueled power generating system, characterized by essentially comprising:
a hydrogen fuel cell stack (10) for reacting a hydrogen fuel to release electrical energy;
a hydrogen supply system (20) connected to the hydrogen fuel cell stack (10) for supplying hydrogen to the hydrogen fuel cell stack (10), wherein the hydrogen supply system (20) comprises a hydrogen storage tank (21) and a hydrogen pipeline connecting the hydrogen storage tank (21) and the hydrogen fuel cell stack (10), a first switch valve (22) and a flow regulating valve (23) are arranged at a hydrogen fuel inlet end of the hydrogen fuel cell stack (10), an exhaust valve (25) is arranged at a hydrogen fuel outlet end of the hydrogen fuel cell stack, a circulation pipeline is formed at the hydrogen fuel inlet end and the hydrogen fuel outlet end, and a first circulation pump (24) is arranged on the circulation pipeline;
the air supply system (30) is connected to the hydrogen fuel cell stack (10) and used for providing oxygen required by hydrogen fuel reaction, the air supply system (30) comprises an atmosphere pipeline which connects atmosphere and the hydrogen fuel cell stack (10) and forms a circulating pipeline which can be used for introducing atmosphere and removing atmosphere, wherein a compressor (31) is arranged at the inlet end of the atmosphere pipeline which leads to the hydrogen fuel cell stack (10), a humidifier (32) is arranged in the circulating pipeline formed by the atmosphere pipeline, and a three-way valve (33) is additionally arranged among the compressor (31), the humidifier (32) and an air outlet pipeline of the humidifier;
a heat dissipation system (40) connected to the hydrogen fuel cell stack (10) for removing heat generated by the reaction of the hydrogen gas and the oxygen gas to lower the temperature of the hydrogen fuel cell stack (10).
2. The hydrogen fuel power generation system according to claim 1, wherein the hydrogen fuel cell stack (10) has a voltage output port for outputting a rated voltage of a predetermined range.
3. The hydrogen fuel power generation system according to claim 2, wherein a power switch (11) is provided at the voltage output port for controlling on/off of power output from the hydrogen fuel cell stack (10).
4. The hydrogen fuel power generation system according to claim 1, wherein the heat radiation system (40) includes a heat radiation pipe connected to a heat radiation outlet and a heat radiation inlet of the hydrogen fuel cell stack (10), and a second circulation pump (42), a radiator (41), and a thermostat valve (43) are provided on the heat radiation pipe.
5. The hydrogen fuel power generation system according to claim 4, wherein a coolant for heat radiation is flown in the heat radiation pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922186308.0U CN211789283U (en) | 2019-12-09 | 2019-12-09 | Hydrogen fuel power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922186308.0U CN211789283U (en) | 2019-12-09 | 2019-12-09 | Hydrogen fuel power generation system |
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| Publication Number | Publication Date |
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| CN211789283U true CN211789283U (en) | 2020-10-27 |
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| CN201922186308.0U Active CN211789283U (en) | 2019-12-09 | 2019-12-09 | Hydrogen fuel power generation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112564259A (en) * | 2020-11-09 | 2021-03-26 | 上海电气集团股份有限公司 | Standby power supply system |
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- 2019-12-09 CN CN201922186308.0U patent/CN211789283U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112564259A (en) * | 2020-11-09 | 2021-03-26 | 上海电气集团股份有限公司 | Standby power supply system |
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