CN213768274U - Feedback energy hydrogen production system for hydrogen fuel mine truck - Google Patents
Feedback energy hydrogen production system for hydrogen fuel mine truck Download PDFInfo
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- CN213768274U CN213768274U CN202022929976.0U CN202022929976U CN213768274U CN 213768274 U CN213768274 U CN 213768274U CN 202022929976 U CN202022929976 U CN 202022929976U CN 213768274 U CN213768274 U CN 213768274U
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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
- 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 utility model discloses a repayment energy hydrogen manufacturing system for hydrogen fuel ore deposit truck, including hydrogen storage tank, pressure adjustment device, the three-way valve, the hydrogen fuel system, DCDC power I, DCDC power II, high-pressure distribution system, the group battery, electrolytic water hydrogen manufacturing device and electric drive system, the a valve port of three-way valve passes through pressure adjustment device and hydrogen storage tank intercommunication, the b valve port and the electrolytic water hydrogen manufacturing device intercommunication of three-way valve, the c valve port and the hydrogen fuel system intercommunication of three-way valve, the hydrogen fuel system passes through DCDC power I and is connected with high-pressure distribution system, high-pressure distribution system is connected with group battery and electric drive system respectively, high-pressure distribution system still passes through DCDC power II and is connected with electrolytic water hydrogen manufacturing device; the utility model utilizes the electric drive system to convert the energy fed back by the vehicle into electric energy, one part of the converted electric energy is stored in the battery pack, and the other part utilizes the electrolyzed water hydrogen production device to produce hydrogen and stores the produced hydrogen in the hydrogen storage tank; the whole working efficiency is high, the effect is good, and the energy is saved and the environment is protected.
Description
Technical Field
The utility model relates to a repayment energy hydrogen manufacturing system for hydrogen fuel mine truck car belongs to new energy automobile technical field.
Background
At present, because the usage amount of automobiles is gradually increased sharply, automobile exhaust becomes an important reason for environmental pollution, the fuel of the traditional automobile is also a non-renewable energy source, and the hydrogen energy source is the most ideal clean fuel at present and is also a renewable energy source in a plurality of alternative energy sources; in the field of research and development of hydrogen fuel automobiles at the present stage, the source of hydrogen also needs external filling, and in the field of mining areas, the hydrogen has the following working conditions: when an empty mine car goes up a hill and goes down the hill in full load, the mine truck car can generate huge energy when going down the hill in full load, and the traditional new energy mine truck car carrying the lithium battery can recover the energy according to the proportion of the carried lithium battery, even if part of the energy is wasted; the mine truck carrying the hydrogen fuel cell reduces the carrying of lithium batteries due to the requirement of the mine truck, so that more energy is wasted when the mine truck carries heavy load and descends; a system for converting the energy generated by the mine truck when the mine truck is heavily loaded and going downhill into hydrogen fuel is provided, and the system can completely absorb the energy.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model provides a feedback energy hydrogen production system for hydrogen fuel mine truck, the mine truck carrying hydrogen fuel cell utilizes the electric drive system to recover the energy fed back by the vehicle under the working condition of heavy load downhill, the energy fed back by the vehicle is converted into electric energy, one part of the converted electric energy is stored in the battery pack, and the other part utilizes the electrolyzed water hydrogen production device to produce hydrogen and stores the produced hydrogen in the hydrogen storage tank; the whole working efficiency is high, the effect is good, the energy is saved, the environment is protected, and the device is suitable for popularization and application in mine truck automobiles carrying hydrogen fuel cells.
The utility model discloses the technical scheme who adopts does:
the feedback energy hydrogen production system for the hydrogen fuel mine truck comprises a hydrogen storage tank, a pressure adjusting device, a three-way valve, a hydrogen fuel system, a first DCDC power supply, a second DCDC power supply, a high-voltage power distribution system, a battery pack, a water electrolysis hydrogen production device and an electric drive system, wherein a valve port a of the three-way valve is communicated with the hydrogen storage tank through the pressure adjusting device, a valve port b of the three-way valve is communicated with the water electrolysis hydrogen production device, a valve port c of the three-way valve is communicated with the hydrogen fuel system, the hydrogen fuel system is connected with the high-voltage power distribution system through the first DCDC power supply for boosting, the high-voltage power distribution system is respectively connected with the battery pack and the electric drive system, and the high-voltage power distribution system is also connected with the water electrolysis hydrogen production device through the second DCDC power supply for reducing the voltage.
As a further preferred aspect of the present invention, the electric drive system includes a first motor and a second motor, and the first motor and the second motor are controlled by a first motor controller and a second motor controller, respectively.
As a further preferred aspect of the present invention, the output shafts of the first motor and the second motor are connected in series.
As a further preferred aspect of the present invention, the output shafts of the first motor and the second motor are connected in series via a clutch.
The beneficial effects of the utility model reside in that: under the working condition of heavy load downhill, recovering energy fed back by a vehicle by using an electric drive system, converting the energy fed back by the vehicle into electric energy, storing one part of the converted electric energy in a battery pack, and producing hydrogen by using a water electrolysis hydrogen production device and storing the produced hydrogen in a hydrogen storage tank by using the other part of the converted electric energy; the whole working efficiency is high, the effect is good, the energy is saved, the environment is protected, and the device is suitable for popularization and application in mine truck automobiles carrying hydrogen fuel cells.
Drawings
FIG. 1 is a schematic diagram of the energy flow of the hydrogen fuel mine truck of the present invention under normal operating conditions;
FIG. 2 is a schematic diagram of the energy flow of the hydrogen fuel mine truck of the present invention under the working condition of heavy load downhill;
the main reference numerals in the figures have the following meanings:
the system comprises a hydrogen storage tank 1, a pressure adjusting device 2, a three-way valve 3, a hydrogen fuel system 4, a DCDC power supply I51, a DCDC power supply II 52, a DCDC power supply II 6, a high-voltage power distribution system 7, a battery pack 8, a water electrolysis hydrogen production device 11, a motor I12, a motor II 13, a clutch 21, a motor controller I22 and a motor controller II.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2: the embodiment is a feedback energy hydrogen production system for a hydrogen fuel mine truck, which comprises a hydrogen storage tank 1, a pressure adjusting device 2, a three-way valve 3, a hydrogen fuel system 4, a first DCDC power supply 51, a second DCDC power supply 52, a high-voltage power distribution system 6, a battery pack 7, an electrolyzed water hydrogen production device 8 and an electric drive system, wherein a valve port a of the three-way valve 3 is communicated with the hydrogen storage tank 1 through the pressure adjusting device 2, a valve port b of the three-way valve 3 is communicated with the electrolyzed water hydrogen production device 8, a valve port c of the three-way valve 3 is communicated with the hydrogen fuel system 4, the hydrogen fuel system 4 is connected with the high-voltage power distribution system 6 through the first DCDC power supply 51 for boosting, the high-voltage power distribution system 6 is respectively connected with the battery pack 7 and the electric drive system, and the high-voltage power distribution system 6 is also connected with the electrolyzed water hydrogen production device 8 through the second DCDC power supply 52 for boosting.
In this embodiment, the electric drive system includes a first motor 11 and a second motor 12, where the first motor 11 and the second motor 12 are controlled by a first motor controller 21 and a second motor controller 22, respectively; the output shafts of the first motor 11 and the second motor 12 are connected in series through a clutch 13; the mine truck can meet various requirements of the mine truck on constant speed downhill, and can fully recover energy generated by the mine truck under the action of gravitational potential energy when the mine truck is downhill.
The working principle of the embodiment is as follows:
in a normal operation of the mine truck vehicle carrying the hydrogen fuel cell, as shown in fig. 1, the three-way valve 3 is switched as follows: the valve port a is opened, the valve port b is closed, and the valve port c is opened; at this time, the hydrogen stored in the hydrogen storage tank 1 is decompressed to the air pressure required by the hydrogen fuel system 4 through the pressure adjusting device 2 and enters the hydrogen fuel system 4, the hydrogen generates electric energy through electrochemical reaction in the hydrogen fuel system 4, the electric energy is boosted through the DCDC power supply I51 and enters the high-voltage power distribution system 6, the whole vehicle control system distributes the trend of the electric energy according to the power demand of the current vehicle condition, one part of the electric energy is used for driving the electric drive system, and the other part of the electric energy is stored in the battery pack 7.
Under the working condition that the mine truck carrying the hydrogen fuel cell is under heavy load and downhill, as shown in fig. 2, the three-way valve 3 is in the following opening and closing states: the valve port a is opened, the valve port b is opened, and the valve port c is closed; at the moment, the mine truck is heavily loaded and generates gravitational potential energy when going downhill, and drives the electric drive system to generate electric energy, the electric energy enters the high-voltage distribution system 6, the whole vehicle control system distributes the trend of the electric energy according to the current vehicle condition demand, one part of the electric energy is stored in the battery pack 7, and the other part of the electric energy is used for hydrogen production by water electrolysis; the electric energy for producing hydrogen by electrolyzing water is reduced to the required voltage of the hydrogen production device 8 by the DCDC power supply II 52, the hydrogen produced by electrolyzing water in the hydrogen production device 8 flows from the valve port b of the three-way valve 3 to the valve port a of the three-way valve 3 to enter the pressure adjusting device 2, and the pressure adjusting device 2 pressurizes the hydrogen produced by electrolyzing water and then sends the pressurized hydrogen to the hydrogen storage tank 1 for storage.
The utility model has the advantages that under the working condition of heavy load downhill, the mine truck carrying the hydrogen fuel cell utilizes the electric drive system to recover the energy fed back by the vehicle, converts the energy fed back by the vehicle into electric energy, one part of the converted electric energy is stored in the battery pack, and the other part utilizes the electrolyzed water hydrogen production device to produce hydrogen and stores the produced hydrogen in the hydrogen storage tank; the whole working efficiency is high, the effect is good, the energy is saved, the environment is protected, and the device is suitable for popularization and application in mine truck automobiles carrying hydrogen fuel cells.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A repayment energy hydrogen manufacturing system for hydrogen fuel ore card car which characterized in that: the hydrogen storage and electrolysis system comprises a hydrogen storage tank, a pressure adjusting device, a three-way valve, a hydrogen fuel system, a first DCDC power supply, a second DCDC power supply, a high-voltage distribution system, a battery pack, a water electrolysis hydrogen production device and an electric drive system, wherein a valve port of the three-way valve is communicated with the hydrogen storage tank through the pressure adjusting device, a valve port b of the three-way valve is communicated with the water electrolysis hydrogen production device, a valve port c of the three-way valve is communicated with the hydrogen fuel system, the hydrogen fuel system is connected with the high-voltage distribution system through the first DCDC power supply for boosting, the high-voltage distribution system is respectively connected with the battery pack and the electric drive system, and the high-voltage distribution system is further connected with the water electrolysis hydrogen production device through the second DCDC power supply for reducing the voltage.
2. The system of claim 1, wherein the electric drive system comprises a first motor and a second motor, and the first motor and the second motor are controlled by a first motor controller and a second motor controller, respectively.
3. The system of claim 2, wherein the output shafts of the first and second motors are connected in series.
4. The system for producing hydrogen from feedback energy of a hydrogen fuel ore-truck as claimed in claim 3, wherein the output shafts of the first and second motors are connected in series by a clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022929976.0U CN213768274U (en) | 2020-12-09 | 2020-12-09 | Feedback energy hydrogen production system for hydrogen fuel mine truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022929976.0U CN213768274U (en) | 2020-12-09 | 2020-12-09 | Feedback energy hydrogen production system for hydrogen fuel mine truck |
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| Publication Number | Publication Date |
|---|---|
| CN213768274U true CN213768274U (en) | 2021-07-23 |
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| CN202022929976.0U Active CN213768274U (en) | 2020-12-09 | 2020-12-09 | Feedback energy hydrogen production system for hydrogen fuel mine truck |
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| CN (1) | CN213768274U (en) |
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2020
- 2020-12-09 CN CN202022929976.0U patent/CN213768274U/en active Active
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