CN213619370U - Fuel cell hydrogen energy automobile comprising super-capacitor power system - Google Patents
Fuel cell hydrogen energy automobile comprising super-capacitor power system Download PDFInfo
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- CN213619370U CN213619370U CN202021721055.9U CN202021721055U CN213619370U CN 213619370 U CN213619370 U CN 213619370U CN 202021721055 U CN202021721055 U CN 202021721055U CN 213619370 U CN213619370 U CN 213619370U
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
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Abstract
The utility model discloses a fuel cell hydrogen can car including super capacitor power system, include: fuel cell stack system, a plurality of super capacitor, hydrogen storage device, power distribution system-PDU, DCDC auxiliary energy system and power battery system, wherein: the fuel cell stack system is connected to the input connecting end of the PDU, and the output connecting end of the PDU is connected to the power cell system; the fuel electric pile system is placed in a front cabin of a hydrogen energy automobile; each super capacitor is connected in series and is positioned below the front floor of the hydrogen energy automobile; each super capacitor is connected to the DCDC auxiliary energy system in turn; the hydrogen storage device includes a plurality of hydrogen bottles. The acceleration performance of the automobile is limited when the automobile starts or goes up a slope, overtaking and other road conditions are met, and the acceleration performance can be improved after the super-capacitor power system is arranged.
Description
Technical Field
The utility model relates to a new energy automobile technical field, more specifically say, relate to a fuel cell hydrogen can car including super capacitor power system.
Background
The fuel cell vehicle uses hydrogen energy as fuel, and chemical energy of hydrogen/oxygen reaction is directly converted into electric energy through a fuel cell device. The fuel cell automobile has the outstanding advantages of high energy conversion rate, good fuel economy, low noise, zero pollutant emission, wide hydrogen source and the like. The fuel cell technology is applied at present, is an ideal new-generation urban vehicle, represents the future direction of new energy automobiles, and is a research hotspot in the field of electric automobiles at present. The fuel cell automobile adopts the super capacitor to store electric energy, when super capacitor's electric storage capacity is more, can satisfy the vehicle demand, but the power of hydrogen energy passenger car is derived from hydrogen fuel galvanic pile, and hydrogen fuel cell is limited at present, and under complicated road conditions, hydrogen fuel cell does not have the advantage for the kinetic energy that the automobile provided when accelerating response, so can play the slow problem of solution accelerating response at hydrogen energy passenger car facial make-up super capacitor's scheme.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the slow defect of the unable solution accelerated response of prior art, provide a fuel cell hydrogen can car including super capacitor power system.
The utility model provides a technical scheme that its technical problem adopted is: a fuel cell hydrogen powered vehicle including a super capacitor power system is constructed comprising:
fuel cell stack system, a plurality of super capacitor, hydrogen storage device, power distribution system-PDU, DCDC auxiliary energy system and power battery system, wherein:
the fuel cell stack system is connected to the input connecting end of the PDU, and the output connecting end of the PDU is connected to the power cell system; the fuel electric pile system is placed in a front cabin of a hydrogen energy automobile;
each super capacitor is connected in series and is positioned below the front floor of the hydrogen energy automobile; each super capacitor is connected to the DCDC auxiliary energy system in turn;
the hydrogen storage device comprises a plurality of hydrogen bottles for storing hydrogen and delivering the hydrogen to a fuel cell engine included in the fuel cell stack system, and when chemical reaction occurs in the fuel cell engine, electric energy is generated and delivered to the super capacitor to charge the super capacitor.
A fuel cell hydrogen can car including super capacitor power system in, because the fuel cell stack power of current car is limited, at vehicle starting or uphill, acceleration performance is limited when road conditions such as overtaking, so after having equipped super capacitor on current basis, promote acceleration performance. And the super capacitor can realize rapid energy recovery and rapid energy release in the vehicle.
By implementing the fuel cell hydrogen energy automobile comprising the super capacitor power system, after the super capacitor is arranged in the automobile, the braking energy can be quickly recovered, and the recovered energy can be released into the kinetic energy of the automobile, so that the acceleration performance of the automobile is improved; the problem that the acceleration response of the fuel cell system is not advantageous is avoided.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
FIG. 1 is a cross-sectional view of a fuel cell hydrogen powered vehicle including a super capacitor power system as disclosed herein.
In fig. 1: 1. a fuel cell stack system; 2. a super capacitor; 3. a DCDC auxiliary energy system; 4. a power battery system.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1, a cross-sectional view of a fuel cell hydrogen energy vehicle including a super capacitor power system according to the present invention includes:
fuel cell stack system 1, a plurality of super capacitor 2, hydrogen storage device, power distribution system-PDU, DCDC auxiliary energy system 3 and power battery system 4, wherein:
the fuel cell stack system 1 is connected to the input connection end of the PDU, and the output connection end of the PDU is connected to the power cell system 4; the fuel electric pile system 1 is arranged in the front cabin of the hydrogen energy automobile;
each super capacitor 2 is connected in series and is positioned below the front floor of the hydrogen energy automobile; wherein, each super capacitor 2 is connected to the DCDC auxiliary energy system 3 in turn; the super capacitor 4 is arranged below the front floor of the hydrogen energy automobile, so that the design space of the front row of seats above the floor is effectively increased. After the super capacitor is equipped, the instantaneous acceleration response efficiency of the vehicle can be improved, and the problem that the acceleration response of a fuel cell system is not advantageous is avoided.
The hydrogen storage device includes a plurality of hydrogen cylinders for storing hydrogen and delivering the hydrogen to a fuel cell engine included in the fuel cell stack system 1, and generates electric power after a chemical reaction occurs in the fuel cell engine, and the electric power is delivered to a super capacitor to charge the super capacitor. In one embodiment, the fuel cell engine includes a fuel cell stack, the fuel cell stack is connected to a hydrogen storage device, hydrogen is supplied to the fuel cell stack from the hydrogen storage device, and the hydrogen and oxygen react together in the fuel cell stack under the action of a catalyst (platinum) in the stack to convert chemical energy into electric energy to supply power to the super capacitor. The aforementioned embodiment has the advantage that no toxic gas is generated under the action of the chemical reaction, and therefore no environmental pollution is caused.
In one embodiment, the fuel cell engine may be disposed in the front compartment of the vehicle, which may simplify the piping, support, and wiring harness design, facilitate connection, and reduce development costs and cycle time.
The hydrogen storage device comprises a first hydrogen bottle, a second hydrogen bottle and a third hydrogen bottle; wherein:
the capacity of the first hydrogen bottle is smaller than that of the second hydrogen bottle, and the capacity of the second hydrogen bottle is smaller than that of the third hydrogen bottle;
a metal bracket can be considered to be arranged below the first hydrogen bottle, the second hydrogen bottle and the third hydrogen bottle, the metal bracket of the first hydrogen bottle is fixed below the front floor of the hydrogen energy automobile, and the metal bracket of the second hydrogen bottle and the third hydrogen bottle is fixed below the rear floor of the hydrogen energy automobile.
Each hydrogen cylinder comprises an air inlet valve, each air inlet valve is provided with a connecting hole, and the connecting wires sequentially penetrate through the connecting holes to realize series connection between the hydrogen cylinders. When gas is added, each gas inlet valve is opened simultaneously, and the first hydrogen bottle, the second hydrogen bottle and the third hydrogen bottle can be filled with hydrogen simultaneously. When the fuel cell engine works, one or two or three hydrogen cylinders can be selected to supply hydrogen, each hydrogen cylinder is a high-pressure hydrogen cylinder, and it should be noted that the capacity of the first hydrogen cylinder is smaller than that of the second hydrogen cylinder, and the capacity of the second hydrogen cylinder is smaller than that of the third hydrogen cylinder, in one embodiment, the capacity of the first hydrogen cylinder is 36L, the capacity of the second hydrogen cylinder is 50L, and the capacity of the third hydrogen cylinder is 60L; in another embodiment, the capacity of the first hydrogen bottle is larger than the capacities of the second hydrogen bottle and the third hydrogen bottle, and in the capacity setting aspect, the first hydrogen bottle with the capacity of 67L, the second hydrogen bottle with the capacity of 36L and the third hydrogen bottle are considered; the hydrogen storage amount of the three hydrogen cylinders is enough to ensure that the driving range of the vehicle reaches 800 kilometers, and the driving range anxiety disorder of the vehicle owner is eliminated.
Because the power volume ratio of the super capacitor is small, more space is needed to realize the super capacitor, and the super capacitor is respectively made into a first box body and a second box body which have the same size and volume; the first and second cases are respectively disposed under a front floor of the vehicle; and the first box body and the second box body are respectively internally provided with a super capacitor. It should be noted that the super capacitor is generally used to store electric energy generated by the fuel cell system, and when the automobile is running, the super capacitor discharges electricity to the electric drive system for the automobile to run normally, and when the super capacitor has a large amount of stored electricity, the output braking energy is enough to meet the demand of the hydrogen energy automobile, in an embodiment, the super capacitor is a graphene super capacitor, and the power is 300W/kg-5000W/kg.
It should be noted that, because the target operating temperature of the power battery system 4 is 35-45 ℃, when the temperature of the power battery system 4 does not reach the target operating temperature, the fuel cell stack system 1 transfers the heat energy generated by the chemical reaction of the fuel cell stack system to the power battery system 4, and in one embodiment, the power battery system 5 is a lithium battery or a nickel-hydrogen battery.
Example 2:
in order to further ensure the normal running of the vehicle, an electric drive system is further provided in the vehicle, and the electric drive system comprises a front drive system and a rear drive system, and is used for driving the vehicle through the front drive system 41 and the rear drive system 42 so as to enable the vehicle to run normally.
It should be noted that, when the automobile slides or brakes, kinetic energy of the automobile is recovered and converted into electric energy to be stored in the power battery system 4, and when the electric energy storage amount of the super capacitor 2 is low and the automobile is in a state with a large energy demand such as climbing, the electric energy can be provided for the electric drive system by means of the power battery system 4 and by combining the super capacitor 2 and the power battery system 4, so that the energy supply demand of the automobile is met.
The hydrogen energy automobile provided by the embodiment of the invention further comprises an automobile body, a chassis, a frame, a high-voltage system, a braking system, a steering system, a switch, a bumper system, an exterior system, a lamp, a wiper washing system, an interior system, a low-voltage apparatus, a safety system, an air conditioning system, three pedals, accessories and oil, wherein the chassis is positioned below the automobile body, and the frame is positioned between the chassis and the automobile body to provide support; the high-voltage system provides high-voltage current for automobile driving; the brake system consists of a front brake system, a rear brake system and a main cylinder assembly, wherein the front brake system provides front brake force for the automobile, the rear brake system provides rear brake force for the automobile, and the main cylinder assembly provides brake assistance for the automobile; the opening and closing piece is composed of a driving side door system, a copilot side door system, a left rear door system, a right rear door system, a back door system and a cabin cover system; the bumper consists of a front protection system and a rear protection system, and the front protection system and the rear protection system relieve the impact force of the automobile and provide fixation for automobile lamps, license plates and the like; the exterior system is composed of a front fender and a rear fender and is a covering part of the vehicle body; the lamp consists of a front lamp, a rear lamp, a high-position brake lamp and a retro-reflector, and is used for providing illumination for vehicles, warning pedestrians and other vehicles; the wiper washing system is used for hanging and brushing glass; the interior system consists of an instrument panel, a seat, a ceiling, a carpet and a sound and heat insulation pad, wherein the instrument panel is used for integrating signal display, operation and adjustment systems of the whole vehicle; the safety system provides safety protection for the automobile; the air conditioning system provides a comfortable environment for the automobile; the oil liquid plays roles of lubricating and washing.
While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (7)
1. A fuel cell hydrogen powered vehicle including a super capacitor power system, comprising:
fuel cell stack system (1), a plurality of super capacitors (2), hydrogen storage device, power distribution system-PDU, DCDC auxiliary energy system (3) and power battery system (4), wherein:
the fuel cell stack system (1) is connected to the input connecting end of the PDU, and the output connecting end of the PDU is connected to the power battery system (4); the fuel electric pile system (1) is placed in a front cabin of a hydrogen energy automobile;
each super capacitor (2) is connected in series and is positioned below the front floor of the hydrogen energy automobile; wherein each super capacitor (2) is connected to the DCDC auxiliary energy system (3) in turn;
the hydrogen storage device comprises a plurality of hydrogen bottles for storing hydrogen and delivering the hydrogen to a fuel cell engine included in the fuel cell stack system (1), and when chemical reaction occurs in the fuel cell engine, electric energy is generated and delivered to the super capacitor to charge the super capacitor.
2. The fuel cell hydrogen powered vehicle including a super capacitor power system as claimed in claim 1, wherein said hydrogen storage means comprises a first hydrogen tank, a second hydrogen tank and a third hydrogen tank; wherein:
the capacity of the first hydrogen bottle is smaller than that of the second hydrogen bottle, and the capacity of the second hydrogen bottle is smaller than that of the third hydrogen bottle;
and each hydrogen bottle is connected in series.
3. The fuel cell hydrogen-powered vehicle including the supercapacitor power system according to claim 2, wherein the first hydrogen tank is located below a front floor of the hydrogen-powered vehicle;
the second hydrogen bottle and the third hydrogen bottle are positioned below the rear floor of the hydrogen energy automobile.
4. The fuel cell hydrogen energy automobile comprising the super capacitor power system as claimed in claim 1, wherein a first tank and a second tank having the same size and volume are respectively disposed under a front floor of the vehicle;
and the first box body and the second box body are internally provided with a super capacitor respectively.
5. The fuel cell hydrogen energy automobile comprising the super capacitor power system as claimed in claim 1, wherein the power cell system (4) is nickel-metal hydride battery.
6. The fuel cell hydrogen energy automobile comprising the super capacitor power system as claimed in claim 1, wherein the super capacitor is a graphene super capacitor, and the power of the super capacitor is 300W/kg-5000W/kg.
7. The fuel cell hydrogen energy automobile comprising the super capacitor power system as claimed in claim 1, wherein the system further comprises a front driving system and a rear driving system, and the front driving system and the rear driving system are respectively connected to the power cell system for driving the automobile to enable the automobile to normally run.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021721055.9U CN213619370U (en) | 2020-08-17 | 2020-08-17 | Fuel cell hydrogen energy automobile comprising super-capacitor power system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021721055.9U CN213619370U (en) | 2020-08-17 | 2020-08-17 | Fuel cell hydrogen energy automobile comprising super-capacitor power system |
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| CN213619370U true CN213619370U (en) | 2021-07-06 |
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| CN202021721055.9U Active CN213619370U (en) | 2020-08-17 | 2020-08-17 | Fuel cell hydrogen energy automobile comprising super-capacitor power system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580960A (en) * | 2021-07-09 | 2021-11-02 | 武汉格罗夫氢能汽车有限公司 | Hydrogen energy fuel cell truck driving system and truck |
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- 2020-08-17 CN CN202021721055.9U patent/CN213619370U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580960A (en) * | 2021-07-09 | 2021-11-02 | 武汉格罗夫氢能汽车有限公司 | Hydrogen energy fuel cell truck driving system and truck |
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