CN213007648U - Topological structure of hydrogen energy power generation equipment - Google Patents
Topological structure of hydrogen energy power generation equipment Download PDFInfo
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- CN213007648U CN213007648U CN202021020725.4U CN202021020725U CN213007648U CN 213007648 U CN213007648 U CN 213007648U CN 202021020725 U CN202021020725 U CN 202021020725U CN 213007648 U CN213007648 U CN 213007648U
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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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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Abstract
The application belongs to the technical field of hydrogen energy vehicles, and particularly relates to a topological structure of hydrogen energy power generation equipment. The system comprises a power supply device, a hydrogen fuel power generation stack and a rechargeable battery, wherein the power supply device, the hydrogen fuel power generation stack and the rechargeable battery are connected with a load; the topological structure of the hydrogen energy power generation equipment is divided into two main working topological structures which are respectively a UPS uninterrupted energy storage vehicle topological structure working mode and a hydrogen energy emergency power generation vehicle topological structure working mode, under the condition that the power supply equipment can not normally supply power, the rechargeable battery drives the hydrogen fuel power generation stack to supply power to the load, and meanwhile, the rechargeable battery is used as a supplementary power supply for short-time overload of the load. The invention improves the reliability and the scene applicability of the emergency power generation car and can more effectively ensure power supply.
Description
Technical Field
The application belongs to the technical field of hydrogen energy vehicles, and particularly relates to a topological structure of hydrogen energy power generation equipment.
Background
With the development of society, the application of emergency power supply vehicles is more and more extensive, and the emergency power supply vehicles are applied to industrial enterprises, construction engineering emergency rescue, hospitals, major political activities and other places, and serve as ideal mobile standby power stations for illumination and power emergency. The emergency power supply vehicle on the market is mainly a fuel emergency power generation vehicle, and the emergency power supply vehicle structurally takes a diesel generating set as a core and is provided with a control and operation system, a cable inlet and outlet system and a vehicle-mounted system.
The traditional topological form of the generator car has certain defects:
(1) the fuel generator is noisy and is difficult to start in winter;
(2) the pollution is serious after long-time operation, and certain safety risk exists;
(3) the types of the units are less, and the selection margin is small;
(4) the technical indexes of dynamic property, economy, reliability and the like are low, and the structure is not compact;
(5) the new technology of the diesel engine has less application and low intelligent and automatic degree.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, the present application provides a topology structure of a hydrogen energy power generation device, including a power supply device connected to a load, a hydrogen fuel power generation stack and a rechargeable battery, wherein a first node is arranged on a line between the load and the power supply device, the hydrogen fuel power generation stack is connected to the first node, a second node is arranged on a line between the hydrogen fuel power generation stack and the first node, and the rechargeable battery is connected to the second node;
the topological structure of the hydrogen energy power generation equipment comprises a topological structure of a UPS uninterrupted energy storage vehicle, under normal conditions, power supply equipment supplies power and charges a rechargeable battery, when the power supply equipment is powered off, the rechargeable battery discharges outwards, a hydrogen fuel power generation stack is started while a load is carried, and then the hydrogen fuel power generation stack carries the load and charges the rechargeable battery;
the topological structure of the hydrogen energy power generation equipment also comprises a topological structure of a hydrogen energy emergency power generation vehicle, a rechargeable battery is used as a starting power supply of the hydrogen fuel power generation stack to start the hydrogen fuel power generation stack, and then the hydrogen fuel power generation stack is used as a main power supply to carry load and charge the rechargeable battery.
Preferably, the rechargeable battery comprises a secondary battery.
Preferably, the rechargeable battery comprises an electric chassis power battery, a flywheel energy storage system and/or a super capacitor.
Preferably, a charging line and a discharging line which are arranged in parallel are arranged between the second node and the rechargeable battery, a first diode is arranged on the discharging line and used for unidirectional conduction from the rechargeable battery to the second node, a second diode and a charging switch are arranged on the charging line, and the second diode is used for unidirectional conduction from the second node to the rechargeable battery.
Preferably, an inverter system is disposed between the hydrogen fuel power generation stack and the load, and is configured to convert the direct current output by the hydrogen fuel power generation stack into an alternating current.
Preferably, a dc transformer system is provided between the hydrogen fuel power generation stack and the load to increase a voltage dropped due to an increase in current on a line between the hydrogen fuel power generation stack and the load.
Preferably, the rechargeable battery is used as a supplementary power source when the load is overloaded for a short time.
The invention improves the reliability and scene applicability of the emergency power generation car, can provide higher-quality service, has wider application range and can more effectively ensure power supply.
Drawings
Fig. 1 is a schematic view of a topology of a hydrogen energy power generation apparatus 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 accompanying drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are some, but not all embodiments of the present application. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application, and should not be construed as limiting the present application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application. Embodiments of the present application will be described in detail below with reference to the drawings.
The application provides a topological structure of hydrogen energy power generation equipment, as shown in fig. 1, the topological structure comprises power supply equipment, a hydrogen fuel power generation stack and a rechargeable battery, wherein the power supply equipment, the hydrogen fuel power generation stack and the rechargeable battery are connected with a load;
the topological structure of the hydrogen energy power generation equipment comprises a topological structure of a UPS uninterrupted energy storage vehicle, under normal conditions, power supply equipment supplies power and charges a rechargeable battery, when the power supply equipment is powered off, the rechargeable battery discharges outwards, a hydrogen fuel power generation stack is started while a load is carried, and then the hydrogen fuel power generation stack carries the load and charges the rechargeable battery;
the topological structure of the hydrogen energy power generation equipment also comprises a topological structure of a hydrogen energy emergency power generation vehicle, a rechargeable battery is used as a starting power supply of the hydrogen fuel power generation stack to start the hydrogen fuel power generation stack, and then the hydrogen fuel power generation stack is used as a main power supply to carry load and charge the rechargeable battery.
The hydrogen energy power generation equipment is equipment which adopts hydrogen energy to supply power and comprises a hydrogen energy vehicle, a hydrogen energy power generation container and the like.
In some alternative embodiments, the rechargeable battery comprises an electric chassis power battery, a flywheel energy storage system, and/or a super capacitor.
In some optional embodiments, a charging line and a discharging line are arranged between the second node and the rechargeable battery in parallel, a first diode is arranged on the discharging line and used for unidirectional conduction of the rechargeable battery to the second node, a second diode and a charging switch are arranged on the charging line, and the second diode is used for unidirectional conduction of the second node to the rechargeable battery.
The topological structure of the novel hydrogen energy power generation vehicle is characterized in that:
the hydrogen energy emergency power generation vehicle mainly comprises a hydrogen fuel power generation system (core pile), a direct current transformation system, an inversion system, an energy storage system, a hydrogen system, an electric control and power management system, a chassis vehicle and the like. The fuel cell outputs direct current voltage, an inverter system is required to be arranged, the voltage output characteristic of the fuel cell is reduced along with the increase of current, a direct current transformation system must be additionally arranged in practical application, the fuel cell is a large hysteresis system and cannot be started automatically, and an energy storage system needs to be additionally arranged.
The emergency power generation vehicle is divided into two main working topological structures according to the hydrogen energy source:
the topological structure working mode of the UPS uninterrupted energy storage vehicle is as follows: the fuel cell is used as a backup power supply, the flywheel is used as an uninterrupted power supply and energy storage power supply and a starting power supply of the fuel cell, and the flywheel is used as a supplementary power supply during short-time overload of a load; under normal conditions, the charger works normally to charge the flywheel and the storage battery, when the power supply equipment is powered off, the flywheel freely reduces the speed and discharges outwards, the hydrogen fuel cell is started while the hydrogen fuel cell is loaded, and then the hydrogen fuel cell is loaded to charge the flywheel and the storage battery.
The operation mode is a double conversion mode in which switching can be performed between the power supply apparatus and the hydrogen fuel cell system, and is an economical mode in which energy is relatively saved.
b. The working mode of the topological structure of the hydrogen energy emergency power generation vehicle is as follows: the storage battery is used as a starting power supply of hydrogen fuel to start the fuel cell, then the fuel cell is used as a main power supply to carry, and simultaneously the flywheel is started to charge the flywheel, and at the moment, the flywheel is used as an auxiliary power supply which is matched with the hydrogen fuel cell to carry impact load.
The invention improves the reliability and scene applicability of the emergency power generation car, can provide higher-quality service, has wider application range and can more effectively ensure power supply.
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 (7)
1. A topological structure of hydrogen energy power generation equipment is characterized by comprising power supply equipment, a hydrogen fuel power generation stack and a rechargeable battery, wherein the power supply equipment, the hydrogen fuel power generation stack and the rechargeable battery are connected with a load;
the topological structure of the hydrogen energy power generation equipment comprises a topological structure of a UPS uninterrupted energy storage vehicle, under normal conditions, power supply equipment supplies power and charges a rechargeable battery, when the power supply equipment is powered off, the rechargeable battery discharges outwards, a hydrogen fuel power generation stack is started while a load is carried, and then the hydrogen fuel power generation stack carries the load and charges the rechargeable battery;
the topological structure of the hydrogen energy power generation equipment also comprises a topological structure of a hydrogen energy emergency power generation vehicle, a rechargeable battery is used as a starting power supply of the hydrogen fuel power generation stack to start the hydrogen fuel power generation stack, and then the hydrogen fuel power generation stack is used as a main power supply to carry load and charge the rechargeable battery.
2. The hydrogen energy generation device topology of claim 1, wherein said rechargeable battery comprises a battery.
3. The hydrogen energy generation device topology of claim 1, wherein said rechargeable battery comprises an electric chassis power battery, a flywheel energy storage system, and/or a supercapacitor.
4. The topology of claim 1, wherein a charging line and a discharging line are disposed between the second node and the rechargeable battery in parallel, a first diode is disposed on the discharging line for unidirectional conduction of the rechargeable battery to the second node, a second diode and a charging switch are disposed on the charging line, and the second diode is for unidirectional conduction of the second node to the rechargeable battery.
5. The hydrogen energy generation device topology of claim 1, wherein an inverter system is disposed between said hydrogen-fueled power generation stack and said load for converting direct current output by said hydrogen-fueled power generation stack to alternating current.
6. The hydrogen energy generation device topology of claim 1, wherein a dc transformer system is provided between said hydrogen fuel cell stack and said load for increasing a voltage dropped due to an increase in current on a line between said hydrogen fuel cell stack and said load.
7. The hydrogen energy generation device topology of claim 1, wherein said rechargeable battery serves as a supplemental power source during short term overload of the load.
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| CN202021020725.4U CN213007648U (en) | 2020-06-06 | 2020-06-06 | Topological structure of hydrogen energy power generation equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111572368A (en) * | 2020-06-06 | 2020-08-25 | 北京华商三优新能源科技有限公司 | Topological structure of hydrogen energy power generation equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572368A (en) * | 2020-06-06 | 2020-08-25 | 北京华商三优新能源科技有限公司 | Topological structure of hydrogen energy power generation equipment |
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