WO2021059226A1 - Method and device for shortening starting time of solid oxide fuel cell in a hybrid system - Google Patents

Method and device for shortening starting time of solid oxide fuel cell in a hybrid system Download PDF

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Publication number
WO2021059226A1
WO2021059226A1 PCT/IB2020/058995 IB2020058995W WO2021059226A1 WO 2021059226 A1 WO2021059226 A1 WO 2021059226A1 IB 2020058995 W IB2020058995 W IB 2020058995W WO 2021059226 A1 WO2021059226 A1 WO 2021059226A1
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Prior art keywords
fuel cell
solid oxide
oxide fuel
output power
cell system
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Application number
PCT/IB2020/058995
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English (en)
French (fr)
Inventor
Jinli PEI
Original Assignee
Ceres Intellectual Property Company Limited
Weichai Power Co., Ltd.
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Publication date
Application filed by Ceres Intellectual Property Company Limited, Weichai Power Co., Ltd. filed Critical Ceres Intellectual Property Company Limited
Publication of WO2021059226A1 publication Critical patent/WO2021059226A1/en

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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
    • H01M16/00—Structural combinations of different types of electrochemical generators
    • H01M16/003—Structural combinations of different types of electrochemical generators of fuel cells with other electrochemical devices, e.g. capacitors, electrolysers
    • H01M16/006—Structural combinations of different types of electrochemical generators of fuel cells with other electrochemical devices, e.g. capacitors, electrolysers of fuel cells with rechargeable batteries
    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/75—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using propulsion power supplied by both fuel cells and batteries
    • 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
    • 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
    • B60L58/40—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for controlling a combination of batteries and fuel cells
    • 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
    • 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
    • H01M8/04537—Electric variables
    • H01M8/04604—Power, energy, capacity or load
    • 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
    • H01M8/04537—Electric variables
    • H01M8/04604—Power, energy, capacity or load
    • H01M8/04626—Power, energy, capacity or load of auxiliary devices, e.g. batteries, capacitors
    • 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
    • H01M8/04858—Electric variables
    • H01M8/04925—Power, energy, capacity or load
    • H01M8/0494—Power, energy, capacity or load of fuel cell stacks
    • 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
    • H01M8/04858—Electric variables
    • H01M8/04925—Power, energy, capacity or load
    • H01M8/04947—Power, energy, capacity or load of auxiliary devices, e.g. batteries, capacitors
    • 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
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M2008/1293—Fuel cells with solid oxide electrolytes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
    • H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane
    • 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
    • Y02E60/10—Energy storage using batteries
    • 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
    • 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
    • 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

Definitions

  • the present invention relates to the technical field of solid oxide fuel cell systems, particularly to a method and device for shortening starting time of solid oxide fuel cell.
  • Solid oxide fuel cells belong to the third generation of fuel cell. It is a kind of all-solid-state chemical power generation device which directly converts chemical energy stored in fuel and oxidizer into electrical energy at medium and high temperature.
  • This invention provides methods and devices for shortening starting time of solid oxide fuel cell.
  • a first aspect of the invention provides a method for shortening starting time of solid oxide fuel cell, comprising performing an adjusting process of the remaining electric quantity of a power cell in a running process of a vehicle until the remaining electric quantity of the power cell is within a preset electric quantity range when the vehicle stops running.
  • the preset electric quantity range at least meets a target that the solid oxide fuel cell system is in a state of charging the power cell after the vehicle stops running.
  • the adjusting process of the remaining electric quantity of the power cell can comprise adjusting an output power of the solid oxide fuel cell system; controlling the solid oxide fuel cell system and the power cell to provide electric energy to a motor when the output power of the solid oxide fuel cell system after the adjustment is smaller than the average power needed by the vehicle, to reduce the remaining electric quantity of the power cell; and controlling the solid oxide fuel cell system to provide electric energy to the motor and store surplus electric energy in the power cell when the output power of the solid oxide fuel cell system after the adjustment is greater than the average power needed by the vehicle, to increase the remaining electric quantity of the power cell.
  • the step of adjusting an output power of the solid oxide fuel cell system can comprise reducing the output power of the solid oxide fuel cell system for at least one time to make the output power of the solid oxide fuel cell system after the reduction smaller than the average power needed by the vehicle, for example reducing the output power of the solid oxide fuel cell system for a plurality of times to make the output power of the solid oxide fuel cell system after each reduction smaller than the average power needed by the vehicle.
  • the step of adjusting an output power of the solid oxide fuel cell system can comprise reducing or increasing the output power of the solid oxide fuel cell system in different periods of time.
  • the output power of the solid oxide fuel cell system after the reduction can be smaller than the average power needed by the vehicle.
  • the output power of the solid oxide fuel cell system after the increase can be greater than the average power needed by the vehicle.
  • the step of reducing or increasing the output power of the solid oxide fuel cell system in different periods of time can comprise: in a first period of time, reducing the output power of the solid oxide fuel cell system to a first output power, which is smaller than the average power needed by the vehicle; in a second period of time, increasing the output power of the solid oxide fuel cell system to a second output power, which is greater than the average power needed by the vehicle; in a third period of time, reducing the output power of the solid oxide fuel cell system to the first output power; in a fourth period of time, adjusting the output power of the solid oxide fuel cell system to any value between the first output power and the second output power; and in a fifth period of time, reducing the output power of the solid oxide fuel cell system to a third output power, which is smaller than the average power needed by the vehicle and smaller than the first output power.
  • a second aspect of the invention provides a device for shortening starting time of solid oxide fuel cell, comprising an adjusting module, used for performing an adjusting process of the remaining electric quantity of a power cell in a running process of a vehicle until the remaining electric quantity of the power cell is within a preset electric quantity range when the vehicle stops running.
  • the preset electric quantity range at least meets a target that the solid oxide fuel cell system is in a state of charging the power cell after the vehicle stops running.
  • the adjusting process of the remaining electric quantity of the power cell can comprise adjusting an output power of the solid oxide fuel cell system; controlling the solid oxide fuel cell system and the power cell to provide electric energy to a motor when the output power of the solid oxide fuel cell system after the adjustment is smaller than the average power needed by the vehicle, to reduce the remaining electric quantity of the power cell; and controlling the solid oxide fuel cell system to provide electric energy to the motor and store surplus electric energy in the power cell when the output power of the solid oxide fuel cell system after the adjustment is greater than the average power needed by the vehicle, to increase the remaining electric quantity of the power cell.
  • the adjusting module can be used for reducing the output power of the solid oxide fuel cell system for one time to make the output power of the solid oxide fuel cell system after the reduction smaller than the average power needed by the vehicle.
  • the adjusting module can be used for reducing the output power of the solid oxide fuel cell system for a plurality of times to make the output power of the solid oxide fuel cell system after each reduction smaller than the average power needed by the vehicle.
  • the adjusting module can be used for reducing or increasing the output power of the solid oxide fuel cell system in different periods of time.
  • the output power of the solid oxide fuel cell system after the reduction is smaller than the average power needed by the vehicle.
  • the output power of the solid oxide fuel cell system after the increase is greater than the average power needed by the vehicle.
  • the adjusting module can be used for: in a first period of time, reducing the output power of the solid oxide fuel cell system to a first output power, which is smaller than the average power needed by the vehicle; in a second period of time, increasing the output power of the solid oxide fuel cell system to a second output power, which is greater than the average power needed by the vehicle; in a third period of time, reducing the output power of the solid oxide fuel cell system to the first output power; in a fourth period of time, adjusting the output power of the solid oxide fuel cell system to any value between the first output power and the second output power; and in a fifth period of time, reducing the output power of the solid oxide fuel cell system to a third output power, which is smaller than the average power needed by the vehicle and smaller than the first output power.
  • an adjusting process of the remaining electric quantity of a power cell in a running process of a vehicle is performed until the remaining electric quantity of the power cell is within a preset electric quantity range when the vehicle stops running.
  • the preset electric quantity range at least meets a target that the solid oxide fuel cell system is in a state of charging the power cell after the vehicle stops running. It can be ensured that the solid oxide fuel cell system can be in a working state after the vehicle stops running, so that after the vehicle is started, the solid oxide fuel cell system can be started quickly to shorten the starting time. Moreover, after the vehicle stops running, the solid oxide fuel cell system continues to provide electrical energy to the power cell, which can improve the system efficiency of the vehicle.
  • Fig. 1 is a flow chart of embodiment 1 of a method for shortening starting time of solid oxide fuel cell.
  • Fig. 2 is a flow chart of an adjusting process of the remaining electric quantity of a power cell.
  • Fig. 3 is an alternative flow chart of an adjusting process of the remaining electric quantity of a power cell.
  • Fig. 4 is a further flow chart of an adjusting process of the remaining electric quantity of a power cell.
  • Fig. 5 is a still further flow chart of an adjusting process of the remaining electric quantity of a power cell.
  • Fig. 6 is diagram of an implementation example for an adjusting process of the remaining electric quantity of a power cell.
  • Fig. 7 is a schematic view of the logic structure of a device for shortening starting time of solid oxide fuel cell.
  • An embodiment of the present invention discloses a method for shortening starting time of solid oxide fuel cell, comprising performing an adjusting process of the remaining electric quantity of a power cell in a running process of a vehicle until the remaining electric quantity of the power cell is within a preset electric quantity range when the vehicle stops running.
  • the preset electric quantity range at least meets a target that the solid oxide fuel cell system is in a state of charging the power cell after the vehicle stops running.
  • the adjusting process of the remaining electric quantity of the power cell comprises adjusting an output power of the solid oxide fuel cell system; controlling the solid oxide fuel cell system and the power cell to provide electric energy to a motor when the output power of the solid oxide fuel cell system after the adjustment is smaller than the average power needed by the vehicle, to reduce the remaining electric quantity of the power cell; and controlling the solid oxide fuel cell system to provide electric energy to the motor and store surplus electric energy in the power cell when the output power of the solid oxide fuel cell system after the adjustment is greater than the average power needed by the vehicle, to increase the remaining electric quantity of the power cell.
  • the starting time of the solid oxide fuel cell system can be shortened.
  • Fig. 1 is a flow chart of embodiment 1 of a method for shortening starting time of solid oxide fuel cell provided by the present application. The method comprises the following steps:
  • Step S11 Performing an adjusting process of the remaining electric quantity of a power cell in a running process of a vehicle until the remaining electric quantity of the power cell is within a preset electric quantity range when the vehicle stops running.
  • the preset electric quantity range at least meets a target that the solid oxide fuel cell system is in a state of charging the power cell after the vehicle stops running.
  • the preset electric quantity range at least meets a target that the solid oxide fuel cell system is in a state of charging the power cell after the vehicle stops running. It can be ensured that the solid oxide fuel cell system can be in a working state and charges the power cell after the vehicle stops running.
  • the adjusting process of the remaining electric quantity of the power cell is show Fig. 2.
  • the steps may comprise:
  • Step S21 Adjusting an output power of the solid oxide fuel cell system.
  • the charging or discharging of the power cell can be controlled by adjusting the output power of the solid oxide fuel cell system.
  • Step S22 Controlling the solid oxide fuel cell system and the power cell to provide electric energy to a motor when the output power of the solid oxide fuel cell system after the adjustment is smaller than the average power needed by the vehicle, to reduce the remaining electric quantity of the power cell.
  • the specific operation is to control the solid oxide fuel cell system and the power cell to provide electric energy to the motor to reduce the remaining electric quantity of the power cell.
  • Step S23 Controlling the solid oxide fuel cell system to provide electric energy to the motor and store surplus electric energy in the power cell when the output power of the solid oxide fuel cell system after the adjustment is greater than the average power needed by the vehicle, to increase the remaining electric quantity of the power cell.
  • the electric energy output by the solid oxide fuel cell also has surplus electric energy, so the surplus electric energy needs to be output.
  • the specific operation is to control the solid oxide fuel cell system to provide electric energy to the motor and store surplus electric energy in the power cell to increase the remaining electric quantity of the power cell.
  • An adjusting process of the remaining electric quantity of a power cell is performed in a running process of a vehicle until the remaining electric quantity of the power cell is within a preset electric quantity range when the vehicle stops running.
  • the preset electric quantity range at least meets a target that the solid oxide fuel cell system is in a state of charging the power cell after the vehicle stops running. It can be ensured that the solid oxide fuel cell system can be in a working state after the vehicle stops running, so that after the vehicle is started, the solid oxide fuel cell system can be started quickly to shorten the starting time. Moreover, after the vehicle stops running, the solid oxide fuel cell system continues to provide electrical energy to the power cell, which can improve the system efficiency of the vehicle.
  • FIG. 3 is a flow chart of adjusting an output power of the solid oxide fuel cell system provided by the present invention.
  • This embodiment is mainly a refined solution of adjusting an output power of the solid oxide fuel cell system as described in the foregoing embodiment 1.
  • the method may include without limitation the following steps:
  • Step S31 Reducing the output power of the solid oxide fuel cell system for one time to make the output power of the solid oxide fuel cell system after the reduction smaller than the average power needed by the vehicle.
  • the output power of the solid oxide fuel cell system can be without limitation reduced for one time, but it needs to be assured that the output power of the solid oxide fuel cell system after the reduction is smaller than the average power needed by the vehicle.
  • Step S32 Controlling the solid oxide fuel cell system and the power cell to provide electric energy to the motor when the output power of the solid oxide fuel cell system after the reduction is smaller than the average power needed by the vehicle, to reduce the remaining electric quantity of the power cell.
  • FIG. 4 is a further flow chart of adjusting an output power of the solid oxide fuel cell system provided by the present invention.
  • This embodiment is mainly a refined solution of adjusting an output power of the solid oxide fuel cell system as described in the foregoing embodiment 1.
  • the method may include without limitation the following steps:
  • Step S41 Reducing the output power of the solid oxide fuel cell system for a plurality of times to make the output power of the solid oxide fuel cell system after each reduction smaller than the average power needed by the vehicle.
  • the output power of the solid oxide fuel cell system can be reduce for a plurality of times, too, but it needs to be assured that the output power of the solid oxide fuel cell system after each reduction is smaller than the average power needed by the vehicle, to achieve the objective of reducing the remaining electric quantity of the power cell.
  • Step S42 Controlling the solid oxide fuel cell system and the power cell to provide electric energy to the motor when the output power of the solid oxide fuel cell system after the reduction is smaller than the average power needed by the vehicle, to reduce the remaining electric quantity of the power cell.
  • FIG. 5 is a further flow chart of adjusting an output power of the solid oxide fuel cell system provided by the present invention.
  • This embodiment is mainly a refined solution of adjusting an output power of the solid oxide fuel cell system as described in the foregoing embodiment 1.
  • the method may include without limitation the following steps:
  • Step S51 Reducing or increasing the output power of the solid oxide fuel cell system in different periods of time.
  • the output power of the solid oxide fuel cell system after the reduction is smaller than the average power needed by the vehicle, and the output power of the solid oxide fuel cell system after the increase is greater than the average power needed by the vehicle.
  • the step of reducing or increasing the output power of the solid oxide fuel cell system in different periods of time may comprise without limitation: in a first period of time, reducing the output power of the solid oxide fuel cell system to make the output power of the solid oxide fuel cell system after the reduction smaller than the average power needed by the vehicle; in a second period of time, increasing the output power of the solid oxide fuel cell system to make the output power of the solid oxide fuel cell system after the increase greater than the average power needed by the vehicle; and in a third period of time, reducing the output power of the solid oxide fuel cell system to make the output power of the solid oxide fuel cell system after the reduction smaller than the average power needed by the vehicle.
  • the step of reducing or increasing the output power of the solid oxide fuel cell system in different periods of time may further comprise:
  • A11 In a first period of time, reducing the output power of the solid oxide fuel cell system to a first output power, which is smaller than the average power needed by the vehicle;
  • A12 In a second period of time, increasing the output power of the solid oxide fuel cell system to a second output power, which is greater than the average power needed by the vehicle;
  • A13 In a third period of time, reducing the output power of the solid oxide fuel cell system to the first output power
  • A14 In a fourth period of time, adjusting the output power of the solid oxide fuel cell system to any value between the first output power and the second output power;
  • A15 In a fifth period of time, reducing the output power of the solid oxide fuel cell system to a third output power, which is smaller than the average power needed by the vehicle and smaller than the first output power.
  • Fig. 6 shows a specific implementation of steps A11 to A15. 5:00 to 8:00 can be deemed as the first period of time, 8:00 to 9:00 can be deemed as the second period of time, 9:00 to 10:00 can be deemed as the third period of time, 10:00 to 19:00 can be deemed as the fourth period of time and the period after 19:00 can be deemed as the fifth period of time.
  • Step S52 Controlling the solid oxide fuel cell system and the power cell to provide electric energy to the motor when the output power of the solid oxide fuel cell system after the reduction is smaller than the average power needed by the vehicle, to reduce the remaining electric quantity of the power cell.
  • Step S53 Controlling the solid oxide fuel cell system to provide electric energy to the motor and store surplus electric energy in the power cell when the output power of the solid oxide fuel cell system after the increase is greater than the average power needed by the vehicle, to increase the remaining electric quantity of the power cell.
  • a device for shortening starting time of solid oxide fuel cell is described below and the method for shortening starting time of solid oxide fuel cell introduced above can be referred to.
  • Fig. 7 shows a device for shortening starting time of solid oxide fuel cell comprises: an adjusting module 11.
  • the adjusting module 11 is used for performing an adjusting process of the remaining electric quantity of a power cell in a running process of a vehicle until the remaining electric quantity of the power cell is within a preset electric quantity range when the vehicle stops running.
  • the preset electric quantity range at least meets a target that the solid oxide fuel cell system is in a state of charging the power cell after the vehicle stops running.
  • the adjusting process of the remaining electric quantity of the power cell comprises: adjusting an output power of the solid oxide fuel cell system; controlling the solid oxide fuel cell system and the power cell to provide electric energy to a motor when the output power of the solid oxide fuel cell system after the adjustment is smaller than the average power needed by the vehicle, to reduce the remaining electric quantity of the power cell; and controlling the solid oxide fuel cell system to provide electric energy to the motor and store surplus electric energy in the power cell when the output power of the solid oxide fuel cell system after the adjustment is greater than the average power needed by the vehicle, to increase the remaining electric quantity of the power cell.
  • the adjusting module 11 may be used for reducing the output power of the solid oxide fuel cell system for one time to make the output power of the solid oxide fuel cell system after the reduction smaller than the average power needed by the vehicle.
  • the adjusting module 11 may also be used for reducing the output power of the solid oxide fuel cell system for a plurality of times to make the output power of the solid oxide fuel cell system after each reduction smaller than the average power needed by the vehicle.
  • the adjusting module 11 may also be used for reducing or increasing the output power of the solid oxide fuel cell system in different periods of time.
  • the output power of the solid oxide fuel cell system after the reduction is smaller than the average power needed by the vehicle.
  • the output power of the solid oxide fuel cell system after the increase is greater than the average power needed by the vehicle.
  • the adjusting module 11 may also be used for: in a first period of time, reducing the output power of the solid oxide fuel cell system to a first output power, which is smaller than the average power needed by the vehicle; in a second period of time, increasing the output power of the solid oxide fuel cell system to a second output power, which is greater than the average power needed by the vehicle; in a third period of time, reducing the output power of the solid oxide fuel cell system to the first output power; in a fourth period of time, adjusting the output power of the solid oxide fuel cell system to any value between the first output power and the second output power; and in a fifth period of time, reducing the output power of the solid oxide fuel cell system to a third output power, which is smaller than the average power needed by the vehicle and smaller than the first output power.
  • the device is divided into various units by function and the units are described separately.
  • the functions of each unit can be achieved in the same one or more software and/or hardware during implementation of the present application.
  • the present invention can be achieved through software plus a necessary general-purpose hardware platform.
  • the technical solutions of the present application can be embodied in the form of a software product in essence or in the part that contributes to the existing technology.
  • the computer software product can be stored in a storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., including several instructions used to make a computer device (which can be a personal computer, a server, or a network device, etc.) execute the methods described in various embodiments of the present application or some parts of the embodiments of the present application.

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  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Fuel Cell (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
PCT/IB2020/058995 2019-09-25 2020-09-25 Method and device for shortening starting time of solid oxide fuel cell in a hybrid system WO2021059226A1 (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080085430A1 (en) * 2006-10-10 2008-04-10 Macbain John A Battery integration and control in an auxiliary power unit powered by a solid oxide fuel cell system
US20120141895A1 (en) * 2010-12-01 2012-06-07 Hyundai Motor Company System and method for controlling operation of fuel cell hybrid system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4208792B2 (ja) * 2004-08-12 2009-01-14 大阪瓦斯株式会社 コージェネレーションシステム
CN103918115A (zh) * 2011-11-09 2014-07-09 吉坤日矿日石能源株式会社 固体氧化物燃料电池系统及其启动方法
CN105015355B (zh) * 2015-07-21 2017-05-10 南京理工大学 基于能量消耗率最小的混合能源电动汽车的能量控制方法
CN107719163B (zh) * 2017-10-09 2020-08-07 福建福安闽东亚南电机有限公司 燃料电池汽车的控制方法及控制系统
CN108973831B (zh) * 2018-08-08 2020-02-11 宁波洁程汽车科技有限公司 一种移动充电车对外供电系统以及方法
CN109159720B (zh) * 2018-09-20 2021-04-27 北京汇通有利能源科技有限公司 燃料电池与系统、控制方法、控制系统及电动设备
CN109139277A (zh) * 2018-09-30 2019-01-04 安徽江淮汽车集团股份有限公司 发动机启停系统及启停方法
CN109728328A (zh) * 2018-11-20 2019-05-07 吉林大学 一种燃料电池动力系统组合低温冷启动装置及控制方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080085430A1 (en) * 2006-10-10 2008-04-10 Macbain John A Battery integration and control in an auxiliary power unit powered by a solid oxide fuel cell system
US20120141895A1 (en) * 2010-12-01 2012-06-07 Hyundai Motor Company System and method for controlling operation of fuel cell hybrid system

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