CN108973652B - Heat dissipation control method, device and equipment - Google Patents
Heat dissipation control method, device and equipment Download PDFInfo
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- CN108973652B CN108973652B CN201810820757.3A CN201810820757A CN108973652B CN 108973652 B CN108973652 B CN 108973652B CN 201810820757 A CN201810820757 A CN 201810820757A CN 108973652 B CN108973652 B CN 108973652B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/006—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention provides a heat dissipation control method, a heat dissipation control device and heat dissipation control equipment, and relates to the technical field of vehicle heat dissipation, wherein the method comprises the following steps: monitoring an operating state and/or a current temperature of a power component in the vehicle; determining a heat dissipation working parameter of a heat dissipation control component on the vehicle according to the working state and/or the current temperature of the power component; wherein the heat dissipation control member includes: a cooling fan, a speed-regulating water pump in the cooling water circulation system and/or an electronic control valve in the cooling water circulation system. According to the invention, by monitoring the working state and/or the current temperature of the power member in the vehicle and determining the heat dissipation working parameter of the heat dissipation control member on the vehicle according to the working state and/or the current temperature of the power member, the heat dissipation control member on the vehicle can be controlled to dissipate heat in time when the power member has a large heat dissipation requirement, and the safety of the vehicle is improved.
Description
Technical Field
The invention relates to the technical field of vehicle heat dissipation, in particular to a heat dissipation control method, a heat dissipation control device and heat dissipation control equipment.
Background
At present, no specific control method is available in the aspect of heat dissipation management of a power system of a vehicle, so that a heat dissipation control component of the vehicle cannot be well controlled in heat dissipation, and potential safety hazards to the vehicle are easily caused.
Therefore, a heat dissipation control method, device and equipment are needed to solve the problem that the heat dissipation control member of the vehicle cannot dissipate heat in time, which is likely to cause potential safety hazards of the vehicle.
Disclosure of Invention
The embodiment of the invention provides a heat dissipation control method, a heat dissipation control device and heat dissipation control equipment, which are used for solving the problem that a heat dissipation control component of a vehicle cannot dissipate heat in time and is easy to cause potential safety hazards of the vehicle.
In order to solve the above technical problem, an embodiment of the present invention provides a heat dissipation control method applied to a drive motor controller in a vehicle, where the method includes:
monitoring an operating state and/or a current temperature of a power component in the vehicle;
determining a heat dissipation working parameter of a heat dissipation control component on the vehicle according to the working state and/or the current temperature of the power component; wherein the heat dissipation control member includes: a cooling fan, a speed-regulating water pump in the cooling water circulation system and/or an electronic control valve in the cooling water circulation system.
Preferably, the method further comprises:
and when monitoring a driving signal of the power member, connecting the whole vehicle at high voltage and working the power member, controlling the enabling of each heat dissipation control member.
Preferably, some of the power members include a front driving motor, a rear driving motor, a front driving motor controller, and a rear driving motor controller, and the heat dissipation control member includes: a cooling fan, a speed-regulating water pump in the cooling water circulation system and an electronic control valve in the cooling water circulation system; wherein determining the heat dissipation operating parameter of the on-vehicle heat dissipation control member according to the operating state and/or the current temperature of the power member comprises:
determining the heat dissipation working parameters of the electronic control valve according to the power ratio of the front driving motor to the rear driving motor; the heat dissipation working parameter of the electronic control valve is the required opening degree;
determining the heat dissipation working parameters of the speed-regulating water pump and the heat dissipation working parameters of the heat dissipation fan according to the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller;
the heat dissipation working parameter of the speed-regulating water pump is the rotating speed of the water pump, and the heat dissipation working parameter of the heat dissipation fan is the rotating speed of the fan.
Preferably, the determining the heat dissipation operating parameter of the heat dissipation control component on the vehicle according to the operating state and/or the current temperature of the power component further comprises:
and when the temperature of the rear drive motor controller or the temperature of the rear drive motor is higher than a first preset temperature, determining the required opening of the electronic control valve to increase the preset opening by the current opening.
Preferably, the method further comprises:
and when the vehicle is in a rapid acceleration state at present, controlling the heat dissipation working parameters of at least part of the heat dissipation control components to improve the preset calibration quantity.
Preferably, the method further comprises:
and when the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller are determined to be higher than a second preset temperature and the vehicle is in a rapid acceleration state at present, controlling the heat dissipation working parameters of the heat dissipation fan to improve a preset standard quantity.
Preferably, the current state of the vehicle in the rapid acceleration state is that the opening degree of an accelerator pedal of the vehicle is greater than a preset opening degree and the stepping speed of the accelerator pedal is greater than a preset speed.
Preferably, the method further comprises:
after the heat dissipation working parameter of the heat dissipation control member is increased by a preset calibration amount, the heat dissipation working parameter of the heat dissipation control member is controlled to gradually decrease by the preset calibration amount along with the decrease of the opening degree of the accelerator pedal.
Preferably, the method further comprises:
determining a second heat dissipation working parameter when the opening degree of an accelerator pedal is gradually reduced to zero;
comparing the second heat dissipation working parameter with the first heat dissipation working parameter before the heat dissipation working parameter of the heat dissipation control component is increased by a preset standard amount, and taking a larger value as a third heat dissipation working parameter;
determining the maximum value of the heat dissipation working parameters of the heat dissipation control members corresponding to part of the power members as a fourth heat dissipation working parameter according to the working states and/or the current temperatures of part of the power members and parts of the vehicle;
and comparing the fourth heat dissipation working parameter with the third heat dissipation working parameter, and taking the larger value as the maximum heat dissipation working parameter of the heat dissipation control component.
An embodiment of the present invention further provides a heat dissipation control device, including:
a monitoring module for monitoring an operating state and/or a current temperature of a power component in a vehicle;
the first determination module is used for determining the heat dissipation working parameters of a heat dissipation control component on the vehicle according to the working state and/or the current temperature of the power component; wherein the heat dissipation control member includes: a cooling fan, a speed-regulating water pump in the cooling water circulation system and/or an electronic control valve in the cooling water circulation system.
Preferably, the apparatus further comprises:
the first control module is used for controlling the enabling of each heat dissipation control component when monitoring a driving signal of the power component, the high-voltage connection of the whole vehicle and the working of the power component.
Preferably, the first determining module includes:
the first determining unit is used for determining the heat dissipation working parameters of the electronic control valve according to the power ratio of the front driving motor and the rear driving motor; the heat dissipation working parameter of the electronic control valve is the required opening degree;
the second determining unit is used for determining the heat dissipation working parameters of the speed-regulating water pump and the heat dissipation working parameters of the heat dissipation fan according to the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller;
the heat dissipation working parameter of the speed-regulating water pump is the rotating speed of the water pump, and the heat dissipation working parameter of the heat dissipation fan is the rotating speed of the fan.
Preferably, the first determining module further comprises:
and the third determining unit is used for determining that the required opening degree of the electronic control valve is increased by the current opening degree by the preset opening degree when the temperature of the rear drive motor controller or the temperature of the rear drive motor is greater than the first preset temperature.
Preferably, the apparatus further comprises:
and the second control module is used for controlling at least part of heat dissipation working parameters of the heat dissipation control component to improve the preset standard quantity when the vehicle is in a rapid acceleration state at present.
Preferably, the apparatus further comprises:
and the third control module is used for controlling the heat dissipation working parameters of the heat dissipation fan to improve the preset calibration quantity when the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller are determined to be higher than the second preset temperature and the vehicle is in a rapid acceleration state at present.
Preferably, the apparatus further comprises:
and the fourth control module is used for controlling the heat dissipation working parameters of the heat dissipation control component to gradually reduce the preset standard amount along with the reduction of the opening degree of the accelerator pedal after the heat dissipation working parameters of the heat dissipation control component are improved by the preset standard amount.
Preferably, the apparatus further comprises:
the second determining module is used for determining a second heat dissipation working parameter when the opening degree of the accelerator pedal is gradually reduced to zero;
the first processing module is used for comparing the second heat dissipation working parameter with a first heat dissipation working parameter before the heat dissipation working parameter of the heat dissipation control component is increased by a preset standard amount, and taking the larger value as a third heat dissipation working parameter;
the third determining module is used for determining the maximum value of the heat dissipation working parameters of the heat dissipation control member corresponding to part of the power member as a fourth heat dissipation working parameter according to the working states and/or the current temperatures of part of the power member and parts of the vehicle;
and the second processing module is used for comparing the fourth heat dissipation working parameter with the third heat dissipation working parameter, and taking a larger value as the maximum heat dissipation working parameter of the heat dissipation control component.
An embodiment of the present invention further provides a heat dissipation control device, including: the heat dissipation control method comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the computer program to realize any step of the heat dissipation control method.
Compared with the prior art, the heat dissipation control method, the heat dissipation control device and the heat dissipation control equipment provided by the embodiment of the invention at least have the following beneficial effects:
by monitoring the working state and/or the current temperature of a power component in a vehicle and determining the heat dissipation working parameters of a heat dissipation fan on the vehicle, a speed regulation water pump in a cooling water circulation system and/or an electronic control valve in the cooling water circulation system according to the working state and/or the current temperature of the power component, when the power component has a large heat dissipation requirement, the heat dissipation fan on the vehicle, the speed regulation water pump in the cooling water circulation system and/or the electronic control valve in the cooling water circulation system can be controlled to dissipate heat in time, and the safety of the vehicle is improved.
Drawings
Fig. 1 is a flowchart of a heat dissipation control method according to an embodiment of the present invention;
fig. 2 is a specific flowchart of a heat dissipation control method for an electronic control valve according to an embodiment of the present invention;
fig. 3 is a specific flowchart of a heat dissipation control method of a speed-regulating water pump according to an embodiment of the present invention;
fig. 4 is a flowchart illustrating a heat dissipation control method of a heat dissipation fan according to an embodiment of the present invention;
fig. 5 is a block diagram of a heat dissipation control device according to an embodiment of the present invention;
description of reference numerals:
1-a monitoring module, 2-a first determination module, 21-a first determination unit, 22-a second determination unit, 23-a third determination unit, 3-a first control module, 4-a second control module, 5-a third control module, 6-a fourth control module, 7-a second determination module, 8-a first processing module, 9-a third determination module, 10-a second processing module.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments. In the following description, specific details such as specific configurations and components are provided only to help the full understanding of the embodiments of the present invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
An embodiment of the present invention provides a heat dissipation control method, as shown in fig. 1, applied to a drive motor controller in a vehicle, where the method includes:
step S1, monitoring the working state and/or the current temperature of a power component in the vehicle;
step S2, determining the heat dissipation working parameters of the heat dissipation control component on the vehicle according to the working state and/or the current temperature of the power component; wherein the heat dissipation control member includes: a cooling fan, a speed-regulating water pump in the cooling water circulation system and/or an electronic control valve in the cooling water circulation system.
According to the embodiment of the invention, the working state and/or the current temperature of the power member in the vehicle are monitored, and the heat dissipation working parameter of the heat dissipation control member on the vehicle is determined according to the working state and/or the current temperature of the power member, so that the heat dissipation control member on the vehicle can be controlled to dissipate heat in time when the power member has a large heat dissipation requirement, and the safety of the vehicle is improved.
The following describes a specific implementation process of the above scheme with reference to a specific flow:
as shown in fig. 2, when the heat dissipation control component on the vehicle is an electronic control valve in a cooling water circulation system, the specific implementation process of the above scheme includes:
step S11, monitoring a driving signal of a power component, whether the whole vehicle is connected with high voltage or not and whether the power component works or not; if yes, go to step S12; if not, the heat dissipation working parameter of the electronic control valve is kept to be the original opening degree.
The original opening degree is the default opening degree of the electronic control valve obtained by table look-up; and the electronic control valve is driven according to the temperature of the rear driving motor and the working state of the rear driving motor controller.
And step S12, controlling the enabling of the electronic control valve when the driving signal of the power component, the high-pressure connection of the whole vehicle and the working of the power component are monitored.
And step S13, determining the heat dissipation working parameters of the electronic control valve through table lookup according to the power ratio of the front driving motor and the rear driving motor.
And the heat dissipation working parameter of the electronic control valve is the required opening degree.
Step S14, judging whether the temperature of the rear drive motor controller or the temperature of the rear drive motor is greater than a first preset temperature; if yes, go to step S15; if not, controlling the required opening of the electronic control valve to be the current opening.
And step S15, when the temperature of the rear drive motor controller or the temperature of the rear drive motor is higher than a first preset temperature, determining the required opening of the electronic control valve to increase the preset opening by the current opening.
The first preset temperature is a temperature limit value of the rear drive motor controller or the rear drive motor, and when the temperature of the rear drive motor controller or the temperature of the rear drive motor is greater than the first preset temperature, the required opening of the electronic control valve is increased by the preset opening.
As shown in fig. 3, when the heat dissipation control component on the vehicle is a speed regulation water pump in a cooling water circulation system, the specific implementation process of the above scheme includes:
step S21, monitoring a driving signal of a power component, whether the whole vehicle is connected with high voltage or not and whether the power component works or not; if yes, go to step S22; if not, the speed-regulating water pump is forbidden to be enabled, and the speed-regulating water pump is kept static.
And step S22, controlling the speed-regulating water pump to enable when the driving signal of the power component, the high-pressure connection of the whole vehicle and the work of the power component are monitored.
And step S23, according to the temperature of part of the power components, looking up a table to determine a larger value as a heat dissipation working parameter of the speed-regulating water pump.
The temperature of part of the power components comprises the temperatures of a front driving motor, a front driving motor controller, a rear driving motor and a rear driving motor controller, and the heat dissipation working parameter of the speed-regulating water pump is the rotating speed of the water pump.
Step S24, judging whether the vehicle is in a rapid acceleration state at present; if yes, go to step S25; if not, the heat dissipation working parameter of the speed-regulating water pump is kept as the current water pump rotating speed, namely the water pump rotating speed in the first heat dissipation working parameter.
The current state of the vehicle in the rapid acceleration state is that the opening degree of an accelerator pedal of the vehicle is larger than a preset opening degree and the stepping speed of the accelerator pedal is larger than a preset speed.
And step S25, when the vehicle is in a rapid acceleration state, controlling the heat dissipation working parameters of the speed-regulating water pump to increase the preset calibration quantity.
After the heat dissipation working parameter of the speed regulation water pump is increased by a preset standard amount, the heat dissipation working parameter of the speed regulation water pump is controlled to be gradually reduced by the preset standard amount along with the reduction of the opening degree of the accelerator pedal, and the heat dissipation working parameter when the opening degree of the accelerator pedal is gradually reduced to zero is determined to be the water pump rotating speed in the second heat dissipation working parameter.
And step S26, comparing the water pump rotating speed in the second heat dissipation working parameter with the water pump rotating speed in the first heat dissipation working parameter, and taking the larger value as the water pump rotating speed in the third heat dissipation working parameter.
And step S27, according to the working states and/or the current temperatures of part of the power component and each part of the vehicle, determining the maximum value of the heat dissipation working parameters of the speed-regulating water pump corresponding to part of the power component as the water pump rotating speed in the fourth heat dissipation working parameter by looking up a table.
Wherein the operating conditions and/or temperatures of some of the power components include a radiator water inlet temperature and a rear motor controller water inlet temperature; each part of the vehicle comprises a direct current/direct current conversion controller and a vehicle-mounted charger controller.
And step S28, comparing the water pump rotating speed in the fourth heat dissipation working parameter with the water pump rotating speed in the third heat dissipation working parameter, and taking the larger value as the maximum heat dissipation working parameter of the speed-regulating water pump.
As shown in fig. 4, when the heat dissipation control component on the vehicle is a heat dissipation fan, the specific implementation process of the above scheme includes:
step S31, monitoring a driving signal of a power component, whether the whole vehicle is connected with high voltage or not and whether the power component works or not; if yes, go to step S32; if not, the heat radiation fan is forbidden to be enabled, and the heat radiation fan is kept static.
And step S32, controlling the enabling of the cooling fan when the driving signal of the power component, the high-voltage connection of the whole vehicle and the working of the power component are monitored.
And step S33, according to the temperature of part of the power components, looking up a table to determine a larger value as a heat dissipation working parameter of the heat dissipation fan.
The temperature of part of the power components comprises the temperatures of a front driving motor, a front driving motor controller, a rear driving motor and a rear driving motor controller, and the heat dissipation working parameter of the heat dissipation fan is the rotating speed of the fan.
Step S34, judging whether the vehicle is in a rapid acceleration state at present; if yes, go to step S35; if not, the heat dissipation working parameter of the heat dissipation fan is kept to be the current fan rotating speed, namely the fan rotating speed in the first heat dissipation working parameter.
The current state of the vehicle in the rapid acceleration state is that the opening degree of an accelerator pedal of the vehicle is larger than a preset opening degree and the stepping speed of the accelerator pedal is larger than a preset speed.
Step S35, when the vehicle is in a rapid acceleration state, judging whether the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller are higher than a second preset temperature; if yes, go to step S36; if not, the heat dissipation working parameter of the heat dissipation fan is kept to be the current fan rotating speed, namely the fan rotating speed in the first heat dissipation working parameter.
And step S36, when the vehicle is in a rapid acceleration state, controlling the heat dissipation working parameters of the heat dissipation fan to increase the preset calibration quantity.
After the heat dissipation working parameter of the heat dissipation fan is increased by a preset calibration amount, the heat dissipation working parameter of the heat dissipation fan is controlled to gradually decrease by the preset calibration amount along with the decrease of the opening degree of the accelerator pedal, and the heat dissipation working parameter when the opening degree of the accelerator pedal is gradually decreased to zero is determined to be the fan rotating speed in the second heat dissipation working parameter.
Step S37, comparing the fan speed in the second heat dissipation operating parameter with the fan speed in the first heat dissipation operating parameter, and taking the larger value as the fan speed in the third heat dissipation operating parameter.
And step S38, according to the working states and/or the current temperatures of part of the power component and each part of the vehicle, determining the maximum value of the heat dissipation working parameters of the heat dissipation fan corresponding to part of the power component as the fan rotating speed in the fourth heat dissipation working parameter by looking up a table.
Wherein the working state and/or temperature of part of the power components comprises the water inlet temperature of a radiator, the water inlet temperature of a rear motor controller and the air-conditioning pressure; each part of the vehicle comprises a direct current/direct current conversion controller, a vehicle-mounted charger controller, an air conditioning system controller and an air conditioning pressure sensor.
Step S39, comparing the fan speed in the fourth heat dissipation working parameter with the fan speed in the third heat dissipation working parameter, and taking the larger value as the maximum heat dissipation working parameter of the heat dissipation fan.
An embodiment of the present invention further provides a heat dissipation control device, as shown in fig. 5, including: the monitoring module 1 is used for monitoring the working state and/or the current temperature of a power component in a vehicle; the first determination module 2 is used for determining the heat dissipation working parameters of a heat dissipation control component on the vehicle according to the working state and/or the current temperature of the power component; wherein the heat dissipation control member includes: a cooling fan, a speed-regulating water pump in the cooling water circulation system and/or an electronic control valve in the cooling water circulation system.
According to the embodiment of the invention, the working state and/or the current temperature of the power member in the vehicle are monitored, and the heat dissipation working parameter of the heat dissipation control member on the vehicle is determined according to the working state and/or the current temperature of the power member, so that the heat dissipation control member on the vehicle can be controlled to dissipate heat in time when the power member has a large heat dissipation requirement, and the safety of the vehicle is improved.
In an embodiment of the present invention, the apparatus further includes: and the first control module 3 is used for controlling the enabling of each heat dissipation control component when monitoring a driving signal of the power component, the high-voltage connection of the whole vehicle and the working of the power component.
In an embodiment of the present invention, the first determining module 2 includes: the first determining unit 21 is used for determining the heat dissipation working parameters of the electronic control valve according to the power ratio of the front driving motor and the rear driving motor; the heat dissipation working parameter of the electronic control valve is the required opening degree; a second determining unit 22, configured to determine a heat dissipation working parameter of the speed-adjusting water pump and a heat dissipation working parameter of the heat dissipation fan according to the temperatures of the front driving motor, the front driving motor controller, the rear driving motor, and the rear driving motor controller; the heat dissipation working parameter of the speed-regulating water pump is the rotating speed of the water pump, and the heat dissipation working parameter of the heat dissipation fan is the rotating speed of the fan.
In an embodiment of the present invention, the first determining module 2 further includes: and a third determining unit 23 for determining the required opening degree of the electronic control valve to increase the preset opening degree by the current opening degree when the temperature of the rear driving motor controller or the temperature of the rear driving motor is greater than the first preset temperature.
In an embodiment of the present invention, the apparatus further includes: and the second control module 4 is used for controlling at least part of the heat dissipation working parameters of the heat dissipation control component to improve the preset standard quantity when the vehicle is in a rapid acceleration state at present. Wherein the at least part of the heat dissipation control member at least comprises a speed-regulating water pump; the current state of the vehicle in the rapid acceleration state is that the opening degree of an accelerator pedal of the vehicle is larger than a preset opening degree and the speed of the accelerator pedal is larger than a preset speed.
In an embodiment of the present invention, the apparatus further includes: and the third control module 5 is used for controlling the heat dissipation working parameters of the heat dissipation fan to improve the preset standard quantity when the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller are determined to be higher than a second preset temperature and the vehicle is in a rapid acceleration state at present. The preset calibration quantity is a rotating speed value which needs to be increased for heat dissipation of a heat dissipation fan and/or a speed regulation water pump of the vehicle, so that the rotating speed which needs to be increased for heat dissipation of the heat dissipation fan and/or the speed regulation water pump of the vehicle is achieved.
In an embodiment of the invention, the current sudden acceleration state of the vehicle is that an opening degree of an accelerator pedal of the vehicle is greater than a preset opening degree and a speed at which the accelerator pedal is stepped on is greater than a preset speed. The preset opening is an opening limit value of an accelerator pedal when the vehicle is judged to be accelerated rapidly; the preset speed is a speed limit value of the accelerator pedal when the vehicle is judged to be suddenly accelerated.
In an embodiment of the present invention, the apparatus further includes: and the fourth control module 6 is used for controlling the heat dissipation working parameter of the heat dissipation control component to gradually decrease the preset calibration amount along with the decrease of the opening degree of the accelerator pedal after the heat dissipation working parameter of the heat dissipation control component is increased by the preset calibration amount until the preset calibration amount is reduced to zero.
In an embodiment of the present invention, the apparatus further includes: the second determining module 7 is used for determining a second heat dissipation working parameter when the opening degree of the accelerator pedal is gradually reduced to zero; the first processing module 8 is configured to compare the second heat dissipation working parameter with the first heat dissipation working parameter before the heat dissipation working parameter of the heat dissipation control component is increased by a preset calibration amount, and take the larger value as a third heat dissipation working parameter; the third determining module 9 is configured to determine, according to the working states and/or current temperatures of part of the power members and various components of the vehicle, that a maximum value of a heat dissipation working parameter of a heat dissipation control member corresponding to the part of the power members is a fourth heat dissipation working parameter; the second processing module 10 is configured to compare the fourth heat dissipation working parameter with the third heat dissipation working parameter, and take a larger value as the maximum heat dissipation working parameter of the heat dissipation control member.
The first heat dissipation working parameters comprise the rotating speed of a fan and the rotating speed of a water pump in the first heat dissipation working parameters; the second heat dissipation working parameters comprise the rotating speed of a fan and the rotating speed of a water pump in the second heat dissipation working parameters; the third heat dissipation working parameters comprise the rotating speed of a fan and the rotating speed of a water pump in the third heat dissipation working parameters; the fourth heat dissipation working parameters comprise the fan rotating speed and the water pump rotating speed in the fourth heat dissipation working parameters; each part of the vehicle at least comprises a direct current/direct current conversion controller and a vehicle-mounted charger controller, and also comprises an air conditioning system controller and an air conditioning pressure sensor.
It should be noted that the embodiment of the apparatus is an apparatus corresponding to the embodiment of the method, and all implementations in the embodiment of the method are applicable to the embodiment of the apparatus, and the same technical effect can be achieved.
An embodiment of the present invention further provides a heat dissipation control device, including: the heat dissipation control method comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the computer program to realize any step of the heat dissipation control method.
In summary, according to the embodiment of the present invention, by monitoring the operating state and/or the current temperature of the power component in the vehicle, and determining the heat dissipation operating parameter of the heat dissipation control component on the vehicle according to the operating state and/or the current temperature of the power component, when the power component has a large heat dissipation requirement, the heat dissipation control component on the vehicle can be controlled to dissipate heat in time, so as to increase the safety of the vehicle.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (14)
1. A heat dissipation control method, characterized by being applied to a drive motor controller in a vehicle, the method comprising:
monitoring an operating state and/or a current temperature of a power component in the vehicle;
determining a heat dissipation working parameter of a heat dissipation control component on the vehicle according to the working state and/or the current temperature of the power component; wherein the heat dissipation control member includes: a cooling fan, a speed-regulating water pump in the cooling water circulation system and/or an electronic control valve in the cooling water circulation system;
the method further comprises the following steps:
when the vehicle is in a rapid acceleration state at present, controlling the heat dissipation working parameters of at least part of the heat dissipation control components to improve a preset standard quantity;
determining a second heat dissipation working parameter when the opening degree of an accelerator pedal is gradually reduced to zero;
comparing the second heat dissipation working parameter with the first heat dissipation working parameter before the heat dissipation working parameter of the heat dissipation control component is increased by a preset standard amount, and taking a larger value as a third heat dissipation working parameter;
determining the maximum value of the heat dissipation working parameters of the heat dissipation control members corresponding to part of the power members as a fourth heat dissipation working parameter according to the working states and/or the current temperatures of part of the power members and parts of the vehicle;
and comparing the fourth heat dissipation working parameter with the third heat dissipation working parameter, and taking the larger value as the maximum heat dissipation working parameter of the heat dissipation control component.
2. The heat dissipation control method of claim 1, further comprising:
and when monitoring a driving signal of the power member, connecting the whole vehicle at high voltage and working the power member, controlling the enabling of each heat dissipation control member.
3. The heat dissipation control method of claim 1, wherein some of the power components include a front drive motor, a rear drive motor, a front drive motor controller, and a rear drive motor controller, the heat dissipation control component including: a cooling fan, a speed-regulating water pump in the cooling water circulation system and an electronic control valve in the cooling water circulation system; wherein determining the heat dissipation operating parameter of the on-vehicle heat dissipation control member according to the operating state and/or the current temperature of the power member comprises:
determining the heat dissipation working parameters of the electronic control valve according to the power ratio of the front driving motor to the rear driving motor; the heat dissipation working parameter of the electronic control valve is the required opening degree;
determining the heat dissipation working parameters of the speed-regulating water pump and the heat dissipation working parameters of the heat dissipation fan according to the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller;
the heat dissipation working parameter of the speed-regulating water pump is the rotating speed of the water pump, and the heat dissipation working parameter of the heat dissipation fan is the rotating speed of the fan.
4. The method of claim 1, wherein determining the operating parameters of heat dissipation from the on-vehicle heat dissipation control component based on the operating state and/or the current temperature of the power component further comprises:
and when the temperature of the rear drive motor controller or the temperature of the rear drive motor is higher than a first preset temperature, determining the required opening of the electronic control valve to increase the preset opening by the current opening.
5. The heat dissipation control method of claim 1, further comprising:
and when the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller are determined to be higher than a second preset temperature and the vehicle is in a rapid acceleration state at present, controlling the heat dissipation working parameters of the heat dissipation fan to improve a preset standard quantity.
6. The heat dissipation control method according to claim 1 or 5, wherein the vehicle is currently in a rapid acceleration state in which an accelerator pedal opening degree of the vehicle is greater than a preset opening degree and a speed at which the accelerator pedal is depressed is greater than a preset speed.
7. The heat dissipation control method of claim 1, further comprising:
after the heat dissipation working parameter of the heat dissipation control member is increased by a preset calibration amount, the heat dissipation working parameter of the heat dissipation control member is controlled to gradually decrease by the preset calibration amount along with the decrease of the opening degree of the accelerator pedal.
8. A heat dissipation control device, comprising:
a monitoring module for monitoring an operating state and/or a current temperature of a power component in a vehicle;
the first determination module is used for determining the heat dissipation working parameters of a heat dissipation control component on the vehicle according to the working state and/or the current temperature of the power component; wherein the heat dissipation control member includes: a cooling fan, a speed-regulating water pump in the cooling water circulation system and/or an electronic control valve in the cooling water circulation system;
the device further comprises:
the second control module is used for controlling the heat dissipation working parameters of at least part of the heat dissipation control components to improve the preset standard quantity when the vehicle is in a rapid acceleration state;
the second determining module is used for determining a second heat dissipation working parameter when the opening degree of the accelerator pedal is gradually reduced to zero;
the first processing module is used for comparing the second heat dissipation working parameter with a first heat dissipation working parameter before the heat dissipation working parameter of the heat dissipation control component is increased by a preset standard amount, and taking the larger value as a third heat dissipation working parameter;
the third determining module is used for determining the maximum value of the heat dissipation working parameters of the heat dissipation control member corresponding to part of the power member as a fourth heat dissipation working parameter according to the working states and/or the current temperatures of part of the power member and parts of the vehicle;
and the second processing module is used for comparing the fourth heat dissipation working parameter with the third heat dissipation working parameter, and taking a larger value as the maximum heat dissipation working parameter of the heat dissipation control component.
9. The heat dissipation control device of claim 8, wherein the device further comprises:
the first control module is used for controlling the enabling of each heat dissipation control component when monitoring a driving signal of the power component, the high-voltage connection of the whole vehicle and the working of the power component.
10. The heat dissipation control device of claim 8, wherein the first determination module comprises:
the first determining unit is used for determining the heat dissipation working parameters of the electronic control valve according to the power ratio of the front driving motor and the rear driving motor; the heat dissipation working parameter of the electronic control valve is the required opening degree;
the second determining unit is used for determining the heat dissipation working parameters of the speed-regulating water pump and the heat dissipation working parameters of the heat dissipation fan according to the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller;
the heat dissipation working parameter of the speed-regulating water pump is the rotating speed of the water pump, and the heat dissipation working parameter of the heat dissipation fan is the rotating speed of the fan.
11. The heat dissipation control device of claim 8, wherein the first determination module further comprises:
and the third determining unit is used for determining that the required opening degree of the electronic control valve is increased by the current opening degree by the preset opening degree when the temperature of the rear drive motor controller or the temperature of the rear drive motor is greater than the first preset temperature.
12. The heat dissipation control device of claim 8, wherein the device further comprises:
and the third control module is used for controlling the heat dissipation working parameters of the heat dissipation fan to improve the preset calibration quantity when the temperatures of the front driving motor, the front driving motor controller, the rear driving motor and the rear driving motor controller are determined to be higher than the second preset temperature and the vehicle is in a rapid acceleration state at present.
13. The heat dissipation control device of claim 8, wherein the device further comprises:
and the fourth control module is used for controlling the heat dissipation working parameters of the heat dissipation control component to gradually reduce the preset standard amount along with the reduction of the opening degree of the accelerator pedal after the heat dissipation working parameters of the heat dissipation control component are improved by the preset standard amount.
14. A heat dissipation control apparatus, comprising: a memory, a processor and a computer program stored on the memory and operable on the processor, the processor implementing the steps of the heat dissipation control method according to any one of claims 1 to 7 when executing the computer program.
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| CN201810820757.3A CN108973652B (en) | 2018-07-24 | 2018-07-24 | Heat dissipation control method, device and equipment |
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| CN109933175A (en) * | 2019-03-28 | 2019-06-25 | 联想(北京)有限公司 | A kind of heat dissipation detection method, device and electronic equipment |
| CN113459798A (en) * | 2020-03-31 | 2021-10-01 | 比亚迪股份有限公司 | Acceleration control method and system and vehicle |
| CN112930082B (en) * | 2021-01-20 | 2022-05-17 | 宁波方太厨具有限公司 | Radiating method for control panel of range hood |
| CN114645767B (en) * | 2021-05-25 | 2023-02-03 | 长城汽车股份有限公司 | Fan control method and device and vehicle |
| CN114876627B (en) * | 2022-04-13 | 2023-12-26 | 三一重机有限公司 | Control method and device of heat dissipation system and vehicle |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20110114405A1 (en) * | 2009-11-17 | 2011-05-19 | Perhats Frank J | Drive isolation system for traction engine driven accessories |
| KR20120129076A (en) * | 2011-05-19 | 2012-11-28 | 한라공조주식회사 | Cooling System for Electric Vehicle |
| JP5940778B2 (en) * | 2011-08-08 | 2016-06-29 | トヨタ自動車株式会社 | Cooling system |
| CN103029566B (en) * | 2013-01-10 | 2015-05-06 | 安徽江淮汽车股份有限公司 | Cooling control circuit of motor controller of electric automobile |
| KR20160065545A (en) * | 2014-12-01 | 2016-06-09 | 현대모비스 주식회사 | cooling apparatus of air cooling motor |
| GB2541006B (en) * | 2015-08-05 | 2019-04-03 | Avid Tech Limited | Hybrid vehicle cooling system |
| CN106314110A (en) * | 2016-09-12 | 2017-01-11 | 法乐第(北京)网络科技有限公司 | Electric vehicle assembly cooling system and method and electric vehicle comprising system |
| CN206277927U (en) * | 2016-09-12 | 2017-06-27 | 法乐第(北京)网络科技有限公司 | Electric automobile component cooling system and the electric automobile using the system |
| CN206383804U (en) * | 2016-12-23 | 2017-08-08 | 宝沃汽车（中国）有限公司 | The cooling system and vehicle of vehicle |
| CN206389676U (en) * | 2017-01-17 | 2017-08-08 | 肥东凯利电子科技有限公司 | A kind of oscillatory type radiating controller for electric vehicle |
| CN107499176B (en) * | 2017-05-05 | 2020-09-18 | 宝沃汽车（中国）有限公司 | Method and device for cooling an electric drive system of a vehicle |
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