CN112248884A - Cold start power system for multi-energy fuel cell hydrogen energy automobile - Google Patents
Cold start power system for multi-energy fuel cell hydrogen energy automobile Download PDFInfo
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- CN112248884A CN112248884A CN202011252101.XA CN202011252101A CN112248884A CN 112248884 A CN112248884 A CN 112248884A CN 202011252101 A CN202011252101 A CN 202011252101A CN 112248884 A CN112248884 A CN 112248884A
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- cold start
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/30—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells
- B60L58/31—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells for starting of fuel cells
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/30—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells
- B60L58/32—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells for controlling the temperature of fuel cells, e.g. by controlling the electric load
- B60L58/34—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells for controlling the temperature of fuel cells, e.g. by controlling the electric load by heating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04067—Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04223—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells
- H01M8/04225—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-down; Depolarisation or activation, e.g. purging; Means for short-circuiting defective fuel cells during start-up
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/043—Processes for controlling fuel cells or fuel cell systems applied during specific periods
- H01M8/04302—Processes for controlling fuel cells or fuel cell systems applied during specific periods applied during start-up
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/0432—Temperature; Ambient temperature
- H01M8/04365—Temperature; Ambient temperature of other components of a fuel cell or fuel cell stacks
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04701—Temperature
- H01M8/04708—Temperature of fuel cell reactants
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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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- Engineering & Computer Science (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Fuel Cell (AREA)
Abstract
The invention provides a cold start power system for a multi-energy fuel cell hydrogen energy automobile, which is uniformly controlled by a vehicle controller and comprises: the system comprises an intercooler, a heater, a plurality of electromagnetic valves, a one-way valve, a first stacking device, a second stacking device and a plurality of gas pipelines; the first output end and the second output end of the intercooler are respectively connected with the one-way valve and the water tank, the output end of the water tank is connected with the water inlet of the heater, the one-way valve is connected with the input end of the first pile feeding device, the water outlet of the heater is connected with the first pressure release valve, the two ends of the first pressure release valve are respectively connected with the water inlet of the intercooler and the input end of the first pile feeding device through the electromagnetic valve, the pile feeding port of the pile feeding device is connected with the second pressure release valve, and the first output end and the second output end of the second pressure release valve are respectively connected with the electric; the invention has the beneficial effects that: when the air temperature is cold, the fuel cell can be protected, the service life of the battery is prolonged, and the engine of the whole vehicle is quickly started.
Description
Technical Field
The invention relates to the field of hydrogen energy automobiles, in particular to a cold start power system for a multi-energy fuel cell hydrogen energy automobile.
Background
The fuel cell automobile is an important part of new energy automobiles and is an ideal development direction in the future. However, the current fuel cell system has the problems of long starting time, temperature influence and the like, and the market popularization of the fuel cell automobile is seriously influenced. When being less than the cold start below zero degree, fuel cell can block inside chemical reaction and go on because inside water freezes, also can lead to the fact destruction to subassembly structures such as membrane electrode because the volume expansion of the formation of freezing of water simultaneously, seriously influences fuel cell life-span, and this patent proposes a system air circuit integration scheme for cold start operating mode, realizes being less than the cold start below zero degree centigrade, satisfies the market ization of whole car and uses.
Disclosure of Invention
In order to solve the above problems, the present invention provides a cold start power system for a multi-energy fuel cell hydrogen-powered vehicle, wherein the cold start power system is uniformly controlled by a vehicle controller to realize rapid vehicle start, and the cold start power system comprises: the system comprises an intercooler, a heater, a water tank, a plurality of electromagnetic valves, a one-way valve, a first pressure release valve, a first pile feeding device, a second pressure release valve, a second pile feeding device and a plurality of gas pipelines;
the first output end and the second output end of the intercooler are respectively connected with a one-way valve and a water tank, the output end of the water tank is connected with a water inlet of the heater, the one-way valve is connected with the input end of the first pile feeding device, a water outlet of the heater is connected with a first pressure release valve, two ends of the first pressure release valve are respectively connected with the water inlet of the intercooler and the input end of the first pile feeding device through electromagnetic valves, a pile feeding port of the pile feeding device is connected with a second pressure release valve, and the first output end and the second output end of the second pressure release valve are respectively connected with the electric pile and the second pile feeding device;
the cold start power system is a branch structure capable of controlling on-off, when the branch is switched on, the supplied air is enabled to run according to a complete air circuit, when the branch is switched off, the supplied air enters other air circuits except the electric pile, and is used for rapidly cold starting the whole vehicle below zero DEG C, so that the service life of the fuel cell is prolonged.
Further, the cold start power system comprises 2 air temperature sensors, and the 2 air temperature sensors are respectively located at the front end and the rear end of the cold start power system and are used for collecting the temperature of the fuel cell.
Furthermore, the intercooler water inlet is connected by three channels, and each channel is provided with an electromagnetic valve for controlling the on-off of water inlet.
Furthermore, one channel of the water inlet of the intercooler is directly connected with the water outlet of the cooling system, the other channel of the water inlet of the intercooler is connected with the water outlet of the heater, and a temperature sensor is arranged at each channel for collecting temperature values.
Furthermore, the intercooler is used for reducing the temperature of the supercharged high-temperature air so as to reduce the heat load of the engine, improve the air inflow and realize two-stage adjustment of the outlet temperature, and further increase the power of the engine of the whole vehicle.
Further, the heater is used for preheating an engine of the whole vehicle when the air temperature is cold.
The technical scheme provided by the invention has the beneficial effects that: when the air temperature is cold, the fuel cell can be protected, the service life of the battery is prolonged, and the engine of the whole vehicle is quickly started.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a diagram of an intercooler and heater in an embodiment of the present invention;
FIG. 2 is a block diagram of an air intake of a cold start power system in an embodiment of the present invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
The embodiment of the invention provides a cold start power system for a multi-energy fuel cell hydrogen energy automobile.
Referring to fig. 1-2, fig. 1 is a connection diagram of an intercooler and a heater in an embodiment of the invention, and fig. 2 is a structure diagram of an air inlet stack of a cold start power system in an embodiment of the invention, which is as follows:
in the invention, a vehicle-mounted fuel cell system is combined with the whole vehicle heat management and the auxiliary energy management, the cold start power system is uniformly controlled by a whole vehicle controller to realize rapid cold cooling, and the cold start power system comprises: the system comprises an intercooler 1, a heater 2, a water tank 3, a plurality of electromagnetic valves, a one-way valve 4, a first pressure release valve 5, a first pile feeding device 6, a second pressure release valve 9, a second pile feeding device 10 and a plurality of gas pipelines;
the first output end and the second output end of the intercooler 1 are respectively connected with a one-way valve 4 and a water tank 3, the output end of the water 3 is connected with a water inlet of a heater 2, the one-way valve 4 is connected with the input end of a first pile feeding device 6, a water outlet of the heater 2 is connected with a first pressure release valve 5, two ends of the first pressure release valve 5 are respectively connected with the water inlet of the intercooler 1 and the input end of the first pile feeding device 6 through a solenoid valve 7 and a solenoid valve 8, a pile feeding port of the first pile feeding device 6 is connected with a second pressure release valve 9, and the first output end and the second output end of the second pressure release valve 9 are respectively connected with a pile and a second pile feeding device 10 through a solenoid;
the cold start power system is a branch structure capable of controlling on-off, when the branch is switched on, the supplied air is enabled to run according to a complete air circuit, when the branch is switched off, the supplied air enters other air circuits except the electric pile, and is used for rapidly cold starting the whole vehicle below zero DEG C, so that the service life of the fuel cell is prolonged.
The cold start power system comprises 2 air temperature sensors, and the 2 air temperature sensors are respectively positioned at the front end and the rear end of the cold start power system and used for collecting the temperature of the fuel cell.
The water inlet of the intercooler 1 is connected by three channels, and each channel is provided with an electromagnetic valve for controlling the on-off of water inlet.
One of the channels at the water inlet of the intercooler 1 is directly connected with the water outlet of the cooling system, the other channel is connected with the water outlet of the heater, and a temperature sensor is arranged at each channel for collecting temperature values.
The intercooler 1 has a temperature condition function and is used for reducing the temperature of the pressurized high-temperature air, reducing the heat load of the engine, improving the air input, realizing two-stage adjustment of the outlet temperature and further increasing the power of the engine of the whole vehicle.
The heater 2 is used for preheating an engine of the whole vehicle when the air temperature is cold.
The invention has the beneficial effects that: when the air temperature is cold, the fuel cell can be protected, the service life of the battery is prolonged, and the whole vehicle can be started quickly.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The utility model provides a cold start driving system that multipotency source fuel cell hydrogen energy car was used, this cold start driving system is by vehicle control unit unified control for realize quick start whole car, its characterized in that: this cold start power system includes: the system comprises an intercooler, a heater, a water tank, a plurality of electromagnetic valves, a one-way valve, a first pressure release valve, a first pile feeding device, a second pressure release valve, a second pile feeding device and a plurality of gas pipelines;
the first output end and the second output end of the intercooler are respectively connected with a one-way valve and a water tank, the output end of the water tank is connected with a water inlet of the heater, the one-way valve is connected with the input end of the first pile feeding device, a water outlet of the heater is connected with a first pressure release valve, two ends of the first pressure release valve are respectively connected with the water inlet of the intercooler and the input end of the first pile feeding device through electromagnetic valves, a pile feeding port of the pile feeding device is connected with a second pressure release valve, and the first output end and the second output end of the second pressure release valve are respectively connected with the electric pile and the second pile feeding device;
the cold start power system is a branch structure capable of controlling on-off, when the branch is switched on, the supplied air is enabled to run according to a complete air circuit, when the branch is switched off, the supplied air enters other air circuits except the electric pile, and is used for rapidly cold starting the whole vehicle below zero DEG C, so that the service life of the fuel cell is prolonged.
2. The cold start power system for a multi-energy fuel cell hydrogen-powered vehicle of claim 1, wherein: the cold start power system comprises 2 air temperature sensors, and the 2 air temperature sensors are respectively positioned at the front end and the rear end of the cold start power system and used for collecting the temperature of the fuel cell.
3. The cold start power system for a multi-energy fuel cell hydrogen-powered vehicle of claim 1, wherein: the intercooler water inlet is connected by three channels, and each channel is provided with an electromagnetic valve for controlling the on-off of water inlet.
4. The cold start power system for a multi-energy fuel cell hydrogen-powered vehicle of claim 3, wherein: one channel of the intercooler water inlet is directly connected with a water outlet of the cooling system, the other channel of the intercooler water inlet is connected with a water outlet of the heater, and a temperature sensor is arranged at each channel to acquire a temperature value.
5. The cold start power system for a multi-energy fuel cell hydrogen-powered vehicle of claim 1, wherein: the intercooler is used for reducing the high-temperature air temperature after pressurization to reduce the heat load of the engine, improve the air input, realize the two-stage adjustment of the outlet temperature, and then increase the power of the engine of the whole vehicle.
6. The cold start power system for a multi-energy fuel cell hydrogen-powered vehicle of claim 1, wherein: the heater is used for preheating an engine of the whole vehicle when the air temperature is cold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011252101.XA CN112248884A (en) | 2020-11-11 | 2020-11-11 | Cold start power system for multi-energy fuel cell hydrogen energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011252101.XA CN112248884A (en) | 2020-11-11 | 2020-11-11 | Cold start power system for multi-energy fuel cell hydrogen energy automobile |
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| Publication Number | Publication Date |
|---|---|
| CN112248884A true CN112248884A (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011252101.XA Pending CN112248884A (en) | 2020-11-11 | 2020-11-11 | Cold start power system for multi-energy fuel cell hydrogen energy automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787878A (en) * | 2021-08-23 | 2021-12-14 | 武汉格罗夫氢能汽车有限公司 | Hydrogen energy automobile air conditioner control method for calculating heat load of whole automobile based on meteorological data |
-
2020
- 2020-11-11 CN CN202011252101.XA patent/CN112248884A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787878A (en) * | 2021-08-23 | 2021-12-14 | 武汉格罗夫氢能汽车有限公司 | Hydrogen energy automobile air conditioner control method for calculating heat load of whole automobile based on meteorological data |
| CN113787878B (en) * | 2021-08-23 | 2024-01-05 | 武汉格罗夫氢能汽车有限公司 | Hydrogen energy automobile air conditioner control method based on meteorological data calculation whole automobile heat load |
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