CN115716432A - Fuel cell power control method and system and vehicle - Google Patents
Fuel cell power control method and system and vehicle Download PDFInfo
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- CN115716432A CN115716432A CN202211579160.7A CN202211579160A CN115716432A CN 115716432 A CN115716432 A CN 115716432A CN 202211579160 A CN202211579160 A CN 202211579160A CN 115716432 A CN115716432 A CN 115716432A
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Abstract
The invention provides a fuel cell power control method, a system and a vehicle, and relates to the technical field of automobile control.
Description
Technical Field
The invention relates to the technical field of automobile control, in particular to a fuel cell power control method, a fuel cell power control system and a vehicle.
Background
With the popularization of vehicle technology, vehicles have become necessities of people's lives. With the development of new energy vehicle technology, the market share of new energy vehicles is higher and higher, wherein hydrogen energy vehicles are important members of new energy vehicles.
The electricity generated by the hydrogen fuel cell in the low-temperature environment cannot be consumed by other power consumption equipment or electricity storage equipment of the whole vehicle, so that the temperature of the fuel cell cannot be rapidly increased along with the large-amplitude consumption of the power, the load carrying capacity of the fuel cell is further influenced, and the power demand of the whole vehicle cannot be met.
Therefore, there is a need for a new technical solution to overcome at least partially the problems in the related art.
Disclosure of Invention
In view of this, the present invention aims to provide a power control method for a fuel cell, so as to rapidly improve the load-pulling capability of a fuel cell stack at a low temperature, rapidly raise the temperature of a coolant, rapidly achieve a high-power stable output state of the stack, and meet the power requirements of the entire vehicle.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a fuel cell power control method applied to a vehicle equipped with a wireless radiation device, the method comprising:
detecting an ambient temperature at which the vehicle is located when a fuel cell of the vehicle is started;
setting the working state of the wireless radiation device according to the magnitude relation between the environment temperature and a preset temperature, wherein the preset temperature is a critical temperature at which the load carrying capacity of the fuel cell is limited;
determining the power requirement of the whole vehicle according to the power consumption of the wireless radiation device in the set working state and the current basic power requirement of the vehicle;
and controlling the electricity generation power of the fuel cell according to the power requirement of the whole vehicle.
Further, the method further comprises:
and detecting the current charging power of a power battery of the vehicle and/or the power required by the vehicle-mounted electric equipment, and determining the current basic power requirement of the vehicle.
Further, setting the operating state of the wireless radiation device according to the magnitude relationship between the ambient temperature and the preset temperature, includes:
when the environment temperature is lower than a preset temperature, setting the working state of the wireless radiation device to be started, and starting the wireless radiation device;
and when the environment temperature is not lower than the preset temperature, setting the working state of the wireless radiation device to be closed.
Further, the method further comprises:
connecting the wireless radiation device to a wireless charging apparatus;
and controlling the wireless radiation device to charge the wireless charging equipment.
Further, the method further comprises:
presetting a first mapping relation between temperature and radiation level;
determining a first current radiation level mapped by the environment temperature according to the first mapping relation;
after the wireless radiation device is started, the radiation level of the wireless radiation device is adjusted to the first current radiation level.
Further, the method further comprises:
presetting a second mapping relation between the basic power demand of the vehicle and the radiation level;
determining a second current radiation level mapped by the current vehicle base power demand according to the second mapping relation;
after the wireless radiation device is turned on, the wireless radiation device is adjusted to the second current radiation level.
Further, when the ambient temperature is lower than the preset temperature, the wireless radiation device is turned on, including:
when the external environment temperature is lower than the preset temperature, outputting a prompt for starting the wireless radiation device;
and under the condition that the opening operation of the user for the wireless radiation device is detected, setting the working state of the wireless radiation device as opening, and opening the wireless radiation device.
Another objective of the present invention is to provide a power control device for a fuel cell, so that the load-pulling capacity of the fuel cell stack is rapidly increased at low temperature, and the temperature of the coolant is rapidly increased, so that the fuel cell stack can rapidly reach the high-power stable output state of the stack, and meet the power requirement of the entire vehicle.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a fuel cell power control apparatus applied to a vehicle equipped with a wireless radiation device, the apparatus comprising:
the temperature detection module is used for detecting the ambient temperature of the vehicle when a fuel cell of the vehicle is started;
the setting module is used for setting the working state of the wireless radiation device according to the magnitude relation between the environment temperature and a preset temperature, wherein the preset temperature is a critical temperature limited by the load carrying capacity of the fuel cell;
the whole vehicle power requirement determining module is used for determining the whole vehicle power requirement according to the power consumption of the wireless radiation device in the set working state and the current vehicle basic power requirement;
and the first control module is used for controlling the electricity generation power of the fuel cell according to the power requirement of the whole vehicle.
Further, the apparatus further comprises:
and the vehicle basic power requirement determining module is used for detecting the current charging power of a power battery of the vehicle and/or the required power of vehicle-mounted electric equipment and determining the current vehicle basic power requirement.
Further, the setting module is specifically configured to:
when the environment temperature is lower than a preset temperature, setting the working state of the wireless radiation device to be on, and starting the wireless radiation device;
and when the environment temperature is not lower than the preset temperature, setting the working state of the wireless radiation device to be closed.
Further, the apparatus further comprises:
the connecting module is used for connecting the wireless radiation device to a wireless charging device;
and the charging control module is used for controlling the wireless radiation device to charge the wireless charging equipment.
Further, the apparatus further comprises:
the first preset module is used for presetting a first mapping relation between temperature and radiation level;
the first grade determining module is used for determining a first current radiation grade mapped by the environment temperature according to the first mapping relation;
the first adjusting module is used for adjusting the radiation level of the wireless radiation device to the first current radiation level after the wireless radiation device is started.
Further, the apparatus further comprises:
the second preset module is used for presetting a second mapping relation between the vehicle basic power demand and the radiation level;
the second grade determining module is used for determining a second current radiation grade mapped by the current vehicle basic power requirement according to the second mapping relation;
and the second adjusting module is used for adjusting the wireless radiation device to the second current radiation level after the wireless radiation device is started.
Further, the setting module is specifically configured to:
when the external environment temperature is lower than the preset temperature, outputting a prompt for starting the wireless radiation device;
and if the opening operation of the user for the wireless radiation device is detected, the wireless radiation device is opened.
The invention also aims to provide a vehicle, so that the pulling load capacity of the fuel cell stack is quickly improved at low temperature, and the cooling liquid is quickly heated, so that the high-power stable output state of the stack is quickly achieved, and the power requirement of the whole vehicle is met.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a vehicle is provided with a wireless radiation device and the above-described fuel cell power control device.
By adopting the fuel cell power control method provided by the embodiment of the invention, the wireless radiation device can be controlled to be started under a low-temperature environment, the power consumption of the wireless radiation device is determined, the power requirement of the whole vehicle is determined according to the power consumption, and the electricity generation power of the fuel cell is controlled according to the power requirement of the whole vehicle.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a flow chart of a fuel cell power control method according to an embodiment of the present invention;
FIG. 2 is a flow chart of a fuel cell power control method according to an embodiment of the present invention;
FIG. 3 is a flow chart of a fuel cell power control method according to an embodiment of the present invention;
FIG. 4 is a flow chart of a fuel cell power control method according to an embodiment of the present invention;
fig. 5 is a block diagram of a fuel cell power control apparatus according to an embodiment of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The wireless radiation device mentioned in the embodiments of the present invention is a device that is disposed on a vehicle and can radiate energy to the outside, and specifically, may be a wireless charging device.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, a flowchart of a fuel cell power control method according to an embodiment of the present invention is shown, and the fuel cell power control method provided by the embodiment of the present invention is applied to a vehicle equipped with a wireless radiation device, and specifically may include the following steps:
s101, when a fuel cell of the vehicle is started, detecting the ambient temperature of the vehicle.
In the embodiment of the invention, the vehicle can be provided with the vehicle control unit and the temperature sensor, so that the environment temperature of the environment where the vehicle is located can be obtained from the temperature sensor through the vehicle control unit.
In the embodiment of the invention, the vehicle positioning can be acquired, the temperature of the current area is acquired according to the positioning information, and the temperature is taken as the ambient temperature of the current vehicle.
In the embodiment of the invention, the fuel cell of the vehicle can be started actively by a user. The vehicle control unit can also detect the dischargeable power of the current power battery and the power demand of the vehicle-mounted equipment so as to determine whether to start the fuel battery. And starting the fuel cell under the condition that the dischargeable point power of the current power cell cannot meet the power requirement of the vehicle-mounted equipment, wherein the power requirement of the vehicle-mounted equipment refers to the sum of the power required by normal operation of the vehicle-mounted electric equipment.
S102, setting the working state of the wireless radiation device according to the size relation between the environment temperature and the preset temperature.
In practical application, in the process of starting the fuel cell stack for dynamic load pulling, the energy consumption mainly comprises power cell charging consumption and vehicle-mounted electric equipment consumption, and when a vehicle is in a low-temperature environment state, the power cell charging capacity is limited, even the power cell cannot be charged, so that the energy consumption of the fuel cell is limited, correspondingly, the internal cell reaction is also limited, the heating rate is limited, the cooling liquid cannot be rapidly heated, and the high-power stable output state of the fuel cell stack cannot be rapidly achieved.
Therefore, the embodiment of the invention provides that under the condition that a vehicle is provided with the wireless radiation device, when the ambient temperature is lower than the preset temperature, the wireless radiation device is started, the requirement of the output power of the fuel cell stack is improved through the wireless radiation function, the load capacity of the fuel cell stack is quickly improved at low temperature, the cooling liquid is quickly heated, the high-power stable output state of the fuel cell stack is reached in a short time, and the power requirement of the whole vehicle is met.
In an embodiment of the present invention, the preset temperature is a critical temperature at which a load carrying capacity of the fuel cell is limited.
Specifically, the step S102 may include:
when the environment temperature is lower than a preset temperature, setting the working state of the wireless radiation device to be on, and starting the wireless radiation device; and when the environment temperature is not lower than the preset temperature, setting the working state of the wireless radiation device to be closed.
Specifically, in the embodiment of the present invention, the pull-load capacity of the fuel cell at different temperatures can be tested in advance, and the critical temperature at which the pull-load capacity of the fuel cell is limited can be determined.
In the embodiment of the invention, the wireless radiation device can be automatically started by the vehicle control unit, and the vehicle control unit can also generate the reminding information to remind a user to manually start the wireless radiation device.
In the embodiment of the invention, after the wireless radiation device is started, the wireless radiation device can be controlled to operate in a default mode, and can also be controlled to operate in a mode set when the wireless radiation device is started last time.
In the embodiment of the present invention, the modes of the wireless radiation device include the following three modes: the wireless radiation level is strong, the wireless radiation level is medium, the wireless radiation level is weak,
specifically, the radiation intensity corresponding to each level may be set in advance by a technician. Illustratively, the wireless radiation level is strong: 40KW/S (TBD) wireless radiation level: the 30KW/S (TBD) wireless radiation level is weak: 20KW/S (TBD).
In the embodiment of the invention, the vehicle control unit does not automatically start the wireless radiation device and controls the wireless radiation device to be in a closed state when detecting that the current environment temperature is not lower than the preset temperature. In the embodiment of the invention, the wireless radiation device is not automatically started under the condition that the current environment temperature is not lower than the preset temperature, so that the power waste or overload of the fuel cell can be avoided.
In this case, the user may also turn on the wireless radiation device through a virtual button corresponding to the wireless radiation device provided on a control screen in the vehicle or on a user terminal, or a physical button corresponding to the wireless radiation device provided on the vehicle.
S103, determining the power requirement of the whole vehicle according to the power consumption of the wireless radiation device in the set working state and the current basic power requirement of the vehicle.
And S104, controlling the electricity generation power of the fuel cell according to the power requirement of the whole vehicle.
In the embodiment of the invention, after the wireless radiation device is controlled to be started, the vehicle controller can determine the power consumption of the wireless radiation device, determine the power requirement of the whole vehicle according to the power consumption, and control the electricity generation power of the fuel cell according to the power requirement of the whole vehicle.
Referring to fig. 2, a flow chart of a fuel cell power control method according to an embodiment of the present invention is shown, and the fuel cell power control method provided by the embodiment of the present invention is applied to a vehicle equipped with a wireless radiation device, and specifically may include the following steps:
s201, when a fuel cell of the vehicle is started, detecting the ambient temperature of the vehicle.
Step S201 is similar to step S101, and the description of the embodiment of the present invention is omitted here.
S202, when the external environment temperature is lower than the preset temperature, a prompt of starting the wireless radiation device is output.
In the embodiment of the invention, the prompt for starting the wireless radiation device can be output through a control screen in the vehicle, and the prompt for starting the wireless radiation device can also be output through a user terminal connected with the vehicle control unit.
S203, the wireless radiation device is started under the condition that the starting operation of the user for the wireless radiation device is detected.
In the embodiment of the invention, the virtual button corresponding to the wireless radiation device can be displayed on the control screen in the vehicle or the user terminal, the user can control the wireless radiation device to be started through the virtual button, correspondingly, whether the operation of the user is the starting operation is determined under the condition that the operation of the user on the virtual button is detected, and then the wireless radiation device is started under the condition that the starting operation of the user on the wireless radiation device is detected.
In the embodiment of the present invention, a physical button may be disposed near the location where the wireless radiation device is configured, and a user may control the wireless radiation device to turn on through the physical button.
In the embodiment of the present invention, the wireless radiation device may specifically be a wireless charging device, so that corresponding wireless charging equipment may be charged through the wireless radiation device. In this case, in the embodiment of the present invention, the fuel cell power control method may further include the steps of:
s1, connecting the wireless radiation device to wireless charging equipment.
In the embodiment of the invention, when the wireless charging device is detected in the charging range of the wireless radiation device, the wireless radiation device can be connected to the wireless charging device.
In this embodiment of the present invention, a wireless charging device refers to a device having a wireless charging function, for example: mobile phones, tablet computers, and the like.
And S2, controlling the wireless radiation device to charge the wireless charging equipment.
In the embodiment of the invention, the wireless charging equipment is charged by the wireless radiation device, so that the waste of energy can be avoided, and the energy radiated by the wireless radiation device is effectively utilized by the wireless charging equipment.
And S204, detecting the current charging power of the power battery of the vehicle and/or the power required by the vehicle-mounted electric equipment, and determining the current basic power requirement of the vehicle.
In the embodiment of the invention, the vehicle-mounted electric equipment refers to high-voltage accessories which are arranged on a vehicle and need to consume electric energy.
In the embodiment of the invention, the charging power of the power battery and/or the power required by the vehicle-mounted electric equipment is regarded as the basic power requirement of the vehicle, and on the basis, the wireless radiation device is additionally arranged to increase the power requirement of the whole vehicle so as to improve the electricity generation power of the fuel battery.
In brief, in the embodiment of the invention, the power supply of the fuel cell is improved by improving the power requirement of the whole vehicle, so that the load-carrying capacity of the fuel cell is improved.
In the embodiment of the invention, after the current vehicle basic power requirement is determined, the wireless radiation level of the wireless radiation device can be adjusted according to the current vehicle basic power requirement so as to adjust the power consumption of the wireless radiation device. Specifically, the current vehicle base power requirement is inversely related to the power consumption of the wireless radiating device.
S205, determining the power requirement of the whole vehicle according to the power consumption of the wireless radiation device in the set working state and the current basic power requirement of the vehicle.
And S206, controlling the electricity generating power of the fuel cell according to the power requirement of the whole vehicle.
Referring to fig. 3, a flowchart of a fuel cell power control method according to an embodiment of the present invention is shown, and the fuel cell power control method provided by the embodiment of the present invention is applied to a vehicle equipped with a wireless radiation device, and specifically may include the following steps:
s301, a first mapping relation between the temperature and the radiation level is preset.
In the embodiment of the invention, historical operation data of a vehicle can be collected, and environmental temperature data, corresponding vehicle power battery charging efficiency data and corresponding fuel cell power generation data are extracted, so that the mapping relation between the environmental temperature and the vehicle power battery charging efficiency is determined, then the mapping relation between the vehicle power battery charging efficiency and the corresponding fuel cell power generation power is determined, and further, the mapping relation between the environmental temperature and the radiation grade of the wireless radiation device is obtained through analysis.
In the embodiment of the invention, different temperatures can be set to correspond to different radiation levels. Specifically, a plurality of temperature intervals and a corresponding number of radiation levels may be set, and the temperature intervals and the radiation levels may be in one-to-one correspondence.
In the embodiment of the present invention, for convenience of distinction, the mapping relationship between the temperature and the radiation level is used as the first mapping relationship.
S302, when a fuel cell of the vehicle is started, the ambient temperature of the vehicle is detected.
And S303, setting the working state of the wireless radiation device according to the size relation between the environment temperature and the preset temperature.
The steps S302 to S303 are similar to the steps S101 to S102, and the description of the embodiment of the present invention is omitted here.
S304, determining a first current radiation level mapped by the environment temperature according to the first mapping relation.
S305, after the wireless radiation device is turned on, adjusting the radiation level of the wireless radiation device to the first current radiation level.
In this embodiment of the present invention, the current radiation level may be determined according to the first mapping relationship, and the radiation level of the wireless radiation device may be adjusted, so that the wireless radiation device may operate at an optimal radiation level, specifically including: the fuel cell runs at a lower radiation level in an environment with higher temperature, so that excessive energy waste of the fuel cell is avoided, and runs at a higher radiation level in an environment with lower temperature, so that the power requirement of the whole vehicle is effectively improved.
S306, determining the power demand of the whole vehicle according to the power consumption of the wireless radiation device in the set working state and the current basic power demand of the vehicle.
In the embodiment of the invention, the power requirement of the whole vehicle can be determined according to the power consumption generated by the first current radiation level of the wireless radiation device and the current basic power requirement of the vehicle.
And S307, controlling the electricity generating power of the fuel cell according to the power requirement of the whole vehicle.
The steps S306 to S307 are similar to the steps S103 to S104, and the embodiment of the present invention is not described herein again.
Referring to fig. 4, a flow chart of a fuel cell power control method according to an embodiment of the present invention is shown, and the fuel cell power control method provided in the embodiment of the present invention is applied to a vehicle equipped with a wireless radiation device, and specifically may include the following steps:
and S401, presetting a second mapping relation between the basic power demand of the vehicle and the radiation level.
In the embodiment of the invention, historical operating data of the vehicle can be collected, and the basic power demand data of the vehicle and the corresponding electricity generation power data of the fuel cell are extracted, so that the mapping relation between the basic power demand of the vehicle and the corresponding electricity generation power of the fuel cell is determined, and further, the mapping relation between the basic power demand of the vehicle and the radiation grade of the wireless radiation device is obtained through analysis.
In the embodiment of the invention, different basic power requirements of the vehicle can be set to correspond to different radiation levels. Specifically, a plurality of vehicle basic power demand intervals and a corresponding number of radiation levels can be set, and the vehicle basic power demand intervals and the radiation levels are in one-to-one correspondence.
In the embodiment of the invention, for convenience of distinguishing, the mapping relation between the vehicle basic power demand and the radiation level is used as the second mapping relation.
S402, detecting the ambient temperature of the vehicle when the fuel cell of the vehicle is started.
And S403, setting the working state of the wireless radiation device according to the magnitude relation between the environment temperature and the preset temperature.
The steps S402 to S403 are similar to the steps S101 to S102, and the embodiment of the present invention is not described herein again.
S404, detecting the current charging power of the power battery of the vehicle and/or the power required by the vehicle-mounted electric equipment, and determining the current basic power requirement of the vehicle.
Step S404 is similar to step S204, and the description of the embodiment of the present invention is omitted here.
S405, determining a second current radiation level mapped by the current vehicle basic power demand according to the second mapping relation.
S406, after the wireless radiation device is turned on, adjusting the wireless radiation device to the second current radiation level.
In the embodiment of the present invention, the power consumption of the fuel cell mainly includes the vehicle basic power demand consumption and the power consumption of the wireless radiation device, and in a simple aspect, the power consumption of the fuel cell = the vehicle basic power demand consumption + the power consumption of the wireless radiation device. Therefore, in order to maintain the load-carrying capacity of the fuel cell in a low-temperature environment, a corresponding preset value can be set for the power consumption of the fuel cell, and under the condition of low temperature and reduced vehicle basic power demand consumption, the corresponding power consumption difference is compensated by the power consumption of the wireless radiation device.
In the embodiment of the invention, the higher the radiation level of the wireless radiation device is, the larger the power consumption of the wireless radiation device is, so that in the embodiment of the invention, the basic power requirement of the vehicle is inversely related to the radiation level.
S407, determining the power requirement of the whole vehicle according to the power consumption of the wireless radiation device in the set working state and the current basic power requirement of the vehicle.
In the embodiment of the invention, the power requirement of the whole vehicle can be determined according to the power consumption generated by the second current radiation level of the wireless radiation device and the current basic power requirement of the vehicle.
And S408, controlling the electricity generation power of the fuel cell according to the power requirement of the whole vehicle.
The steps S407 to S408 are similar to the steps S205 to S206, and the embodiment of the present invention is not described herein again.
Based on the same inventive concept, an embodiment of the present invention further provides a fuel cell power control apparatus, and referring to fig. 5, a block diagram of a fuel cell power control apparatus according to an embodiment of the present invention is shown, where the apparatus is applied to a vehicle equipped with a wireless radiation device, and the apparatus includes:
a temperature detection module 501, configured to detect an ambient temperature of the vehicle when a fuel cell of the vehicle is started;
a setting module 502, configured to set a working state of the wireless radiation device according to a magnitude relationship between the ambient temperature and a preset temperature, where the preset temperature is a critical temperature at which a load carrying capacity of the fuel cell is limited;
a vehicle power requirement determining module 503, configured to determine a vehicle power requirement according to the power consumption of the wireless radiation device in the set operating state and the current vehicle basic power requirement;
a first control module 504 configured to control the generated power of the fuel cell according to the power demand of the entire vehicle.
Further, the apparatus further comprises:
and the vehicle basic power requirement determining module is used for detecting the current charging power of a power battery of the vehicle and/or the required power of vehicle-mounted electric equipment and determining the current vehicle basic power requirement.
Further, the setting module 502 is specifically configured to:
when the environment temperature is lower than a preset temperature, setting the working state of the wireless radiation device to be started, and starting the wireless radiation device;
and when the environment temperature is not lower than the preset temperature, setting the working state of the wireless radiation device to be closed.
Further, the apparatus further comprises:
the connecting module is used for connecting the wireless radiation device to a wireless charging device;
and the charging control module is used for controlling the wireless radiation device to charge the wireless charging equipment.
Further, the apparatus further comprises:
the first preset module is used for presetting a first mapping relation between temperature and radiation level;
the first grade determining module is used for determining a first current radiation grade mapped by the environment temperature according to the first mapping relation;
the first adjusting module is used for adjusting the radiation level of the wireless radiation device to the first current radiation level after the wireless radiation device is started.
Further, the apparatus further comprises:
the second preset module is used for presetting a second mapping relation between the vehicle basic power demand and the radiation level;
the second grade determining module is used for determining a second current radiation grade mapped by the current vehicle basic power requirement according to the second mapping relation;
and the second adjusting module is used for adjusting the wireless radiation device to the second current radiation level after the wireless radiation device is started.
Further, the setting module is specifically configured to:
when the external environment temperature is lower than the preset temperature, outputting a prompt for starting the wireless radiation device;
and turning on the wireless radiation device when the turning-on operation of the user for the wireless radiation device is detected.
Based on the same inventive concept, the embodiment of the invention also provides a vehicle, and the vehicle is provided with the fuel cell power control device and the wireless radiation device.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (10)
1. A fuel cell power control method applied to a vehicle equipped with a wireless radiation device, the method comprising:
detecting an ambient temperature at which the vehicle is located when a fuel cell of the vehicle is started;
setting the working state of the wireless radiation device according to the magnitude relation between the environment temperature and a preset temperature, wherein the preset temperature is a critical temperature limited by the load carrying capacity of the fuel cell;
determining the power requirement of the whole vehicle according to the power consumption of the wireless radiation device in the set working state and the current basic power requirement of the vehicle;
and controlling the electricity generation power of the fuel cell according to the power requirement of the whole vehicle.
2. The fuel cell power control method according to claim 1, characterized by further comprising:
and detecting the current charging power of a power battery of the vehicle and/or the power required by the vehicle-mounted electric equipment, and determining the current basic power requirement of the vehicle.
3. The fuel cell power control method according to claim 1, wherein setting the operating state of the wireless radiation device according to the magnitude relationship between the ambient temperature and a preset temperature includes:
when the environment temperature is lower than a preset temperature, setting the working state of the wireless radiation device to be started, and starting the wireless radiation device;
and when the environment temperature is not lower than the preset temperature, setting the working state of the wireless radiation device to be closed.
4. The fuel cell power control method according to claim 1, characterized by further comprising:
connecting the wireless radiation device to a wireless charging apparatus;
and controlling the wireless radiation device to charge the wireless charging equipment.
5. The fuel cell power control method according to claim 3, characterized by further comprising:
presetting a first mapping relation between temperature and radiation level;
determining a first current radiation level mapped by the environment temperature according to the first mapping relation;
after the wireless radiation device is started, the radiation level of the wireless radiation device is adjusted to the first current radiation level.
6. The fuel cell power control method according to claim 3, characterized by further comprising:
presetting a second mapping relation between the basic power demand of the vehicle and the radiation level;
determining a second current radiation level mapped by the current vehicle base power demand according to the second mapping relation;
after the wireless radiation device is turned on, the wireless radiation device is adjusted to the second current radiation level.
7. The fuel cell power control method according to any one of claims 3 to 6, wherein setting the operating state of the wireless radiation device to on when the ambient temperature is lower than a preset temperature, turning on the wireless radiation device comprises:
when the external environment temperature is lower than the preset temperature, outputting a prompt for starting the wireless radiation device;
and turning on the wireless radiation device when the turning-on operation of the user for the wireless radiation device is detected.
8. A fuel cell power control apparatus applied to a vehicle equipped with a wireless radiation device, the apparatus comprising:
the temperature detection module is used for detecting the ambient temperature of the vehicle when a fuel cell of the vehicle is started;
the setting module is used for setting the working state of the wireless radiation device according to the magnitude relation between the environment temperature and a preset temperature, wherein the preset temperature is a critical temperature limited by the load carrying capacity of the fuel cell;
the whole vehicle power requirement determining module is used for determining the whole vehicle power requirement according to the power consumption of the wireless radiation device in the set working state and the current vehicle basic power requirement;
and the first control module is used for controlling the electricity generation power of the fuel cell according to the power requirement of the whole vehicle.
9. The fuel cell power control apparatus according to claim 8, characterized in that the apparatus further comprises:
and the vehicle basic power requirement determining module is used for detecting the current charging power of a power battery of the vehicle and/or the required power of vehicle-mounted electric equipment and determining the current vehicle basic power requirement.
10. A vehicle characterized by being equipped with a wireless radiation device and the fuel cell power control system according to claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211579160.7A CN115716432A (en) | 2022-12-07 | 2022-12-07 | Fuel cell power control method and system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211579160.7A CN115716432A (en) | 2022-12-07 | 2022-12-07 | Fuel cell power control method and system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115716432A true CN115716432A (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211579160.7A Pending CN115716432A (en) | 2022-12-07 | 2022-12-07 | Fuel cell power control method and system and vehicle |
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| Country | Link |
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| CN (1) | CN115716432A (en) |
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2022
- 2022-12-07 CN CN202211579160.7A patent/CN115716432A/en active Pending
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