CN107031364B - A kind of control method and device of cooling system - Google Patents
A kind of control method and device of cooling system Download PDFInfo
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- CN107031364B CN107031364B CN201611062631.1A CN201611062631A CN107031364B CN 107031364 B CN107031364 B CN 107031364B CN 201611062631 A CN201611062631 A CN 201611062631A CN 107031364 B CN107031364 B CN 107031364B
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- automobile
- preset temperature
- cooling system
- operating condition
- current temperatures
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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
-
- 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
-
- 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
- B60K11/06—Arrangement in connection with cooling of propulsion units with air cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
The embodiment provides a kind of control method and device of cooling system, wherein this method comprises: the work information of detection automobile；When detecting operating condition locating for automobile is the first operating condition, then according to the cooling system of the first cooling system control model control automobile；When detecting operating condition locating for automobile is the second operating condition, then according to the cooling system of the second cooling system control model control automobile；Wherein, speed when automobile is in the first operating condition is less than speed when automobile is in the second operating condition, and in the first cooling system control model cooling system starting threshold value, higher than the starting threshold value of cooling system in the second cooling system control model.The embodiment of the present invention can control the cooling system of automobile in conjunction with the operating condition of automobile, to reduce the energy consumption of cooling system, increase the continual mileage of automobile.
Description
Technical field
The present invention relates to automobile technical field, in particular to a kind of control method and device of cooling system.
Background technique
In the development process of auto industry, pure electric automobile is because of its environmentally protective theory, in environment and energy problem
The current social for becoming focus in the world, is increasingly subject to government and the concern and attention of consumer.Currently, electric car
The control of cooling system can only be controlled according to the temperature of cooling-part.In this way when electric car is being run at high speed or heavy grade
After operation, (run at a low speed or stop) is run with speed operation, cooling-part temperature cannot rapidly be fallen after rise at this time, but cooling system
The closing of (i.e. cooling water pump and cooling fan) influences power drive system or even vehicle performance little., whereas if cooling system
System is kept it turned on, and can not only be impacted to the use feeling of consumer, also be will cause the waste of electricity, reduce automobile
Continual mileage.
Summary of the invention
A kind of control method and device for being designed to provide cooling system of the embodiment of the present invention, can be in conjunction with the work of automobile
Condition controls the cooling system of automobile, to reduce the energy consumption of cooling system, increases the continual mileage of automobile.
In order to achieve the above object, the embodiment provides a kind of control method of cooling system, this method packets
It includes:
Detect the work information of automobile；
When detecting operating condition locating for automobile is the first operating condition, then automobile is controlled according to the first cooling system control model
Cooling system；
When detecting operating condition locating for automobile is the second operating condition, then automobile is controlled according to the second cooling system control model
Cooling system；
Wherein, speed when automobile is in the first operating condition is less than speed when automobile is in the second operating condition, and first is cooling
The starting threshold value of cooling system in system control model, higher than the actuation threshold of cooling system in the second cooling system control model
Value.
Wherein, the step of operating condition locating for automobile is the first operating condition is detected, comprising:
If detect that automobile is in neutral state, speed of the automobile in the first preset time is less than the first default vehicle
Speed, it is determined that detect that operating condition locating for automobile is the first operating condition.
Wherein, the step of operating condition locating for automobile is the first operating condition is detected, comprising:
If detect that automobile is in drive shift state, whether detection automobile receives brake request；
If automobile receives brake request, whether default less than second speed of the automobile in the second preset time is detected
Speed；
If speed of the automobile in the second preset time is less than the second preset vehicle speed, it is determined that detect work locating for automobile
Condition is the first operating condition.
Wherein, according to the cooling system of the first cooling system control model control automobile the step of, comprising:
Obtain the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
If the Current Temperatures of electric motor of automobile are less than the Current Temperatures of the first preset temperature and automotive motor controller less than
Two preset temperatures, the then cooling water pump and cooling fan of closing automobile；
If the Current Temperatures of electric motor of automobile are greater than third preset temperature, start the cooling water pump and cooling fan of automobile；
If the Current Temperatures of automotive motor controller are greater than the 4th preset temperature, start cooling water pump and the cooling of automobile
Fan；
Wherein, the first preset temperature is less than third preset temperature, and the second preset temperature is less than the 4th preset temperature.
Wherein, according to the cooling system of the second cooling system control model control automobile the step of, comprising:
Obtain the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
If the Current Temperatures of electric motor of automobile are less than the Current Temperatures of the 5th preset temperature and automotive motor controller less than
Six preset temperatures, the then cooling water pump and cooling fan of closing automobile；
If the Current Temperatures of electric motor of automobile are greater than the 7th preset temperature, start the cooling water pump and cooling fan of automobile；
If the Current Temperatures of automotive motor controller are greater than the 8th preset temperature, start cooling water pump and the cooling of automobile
Fan；
Wherein, the 5th preset temperature is less than the 7th preset temperature, and for the 6th preset temperature less than the 8th preset temperature, third is pre-
If temperature is greater than the 7th preset temperature, the 4th preset temperature is greater than the 8th preset temperature.
The embodiments of the present invention also provide a kind of control device of cooling system, which includes:
Detection module, for detecting the work information of automobile, and when detecting operating condition locating for automobile is the first operating condition,
The first control module is then triggered, and when detecting operating condition locating for automobile is the second operating condition, then triggers the second control module；
First control module controls automobile according to the first cooling system control model for the triggering according to detection module
Cooling system；
Second control module controls automobile according to the second cooling system control model for the triggering according to detection module
Cooling system；
Wherein, speed when automobile is in the first operating condition is less than speed when automobile is in the second operating condition, and first is cooling
The starting threshold value of cooling system in system control model, higher than the actuation threshold of cooling system in the second cooling system control model
Value.
Wherein, detection module, if automobile is in the first preset time when specifically for detecting that automobile is in neutral state
Speed less than the first preset vehicle speed, it is determined that detect operating condition locating for automobile be the first operating condition.
Wherein, detection module includes:
First detection sub-module, if when for detecting that automobile is in drive shift state, whether detection automobile receives system
Dynamic request, and if automobile receive brake request, trigger the second detection sub-module；
Second detection sub-module detects automobile in the second preset time for the triggering according to the first detection sub-module
Speed whether less than the second preset vehicle speed, and if speed of the automobile in the second preset time less than the second preset vehicle speed,
Trigger third detection sub-module；
Third detection sub-module confirmly detects operating condition locating for automobile for the triggering according to the second detection sub-module
For the first operating condition.
Wherein, the first control module includes:
First acquisition submodule, for obtaining the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
First control submodule, if the Current Temperatures for electric motor of automobile are less than the first preset temperature and electric motor of automobile control
The Current Temperatures of device processed are less than the second preset temperature, then the cooling water pump and cooling fan of closing automobile；
Second control submodule starts automobile if the Current Temperatures for electric motor of automobile are greater than third preset temperature
Cooling water pump and cooling fan；
Third control submodule starts if the Current Temperatures for automotive motor controller are greater than the 4th preset temperature
The cooling water pump and cooling fan of automobile；
Wherein, the first preset temperature is less than third preset temperature, and the second preset temperature is less than the 4th preset temperature.
Wherein, the second control module includes:
Second acquisition submodule, for obtaining the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
4th control submodule, if the Current Temperatures for electric motor of automobile are less than the 5th preset temperature and electric motor of automobile control
The Current Temperatures of device processed are less than the 6th preset temperature, then the cooling water pump and cooling fan of closing automobile；
5th control submodule starts automobile if the Current Temperatures for electric motor of automobile are greater than the 7th preset temperature
Cooling water pump and cooling fan；
6th control submodule starts if the Current Temperatures for automotive motor controller are greater than the 8th preset temperature
The cooling water pump and cooling fan of automobile；
Wherein, the 5th preset temperature is less than the 7th preset temperature, and for the 6th preset temperature less than the 8th preset temperature, third is pre-
If temperature is greater than the 7th preset temperature, the 4th preset temperature is greater than the 8th preset temperature.
Above scheme of the invention is include at least the following beneficial effects:
In an embodiment of the present invention, when detecting that automobile is in the first operating condition, mould is controlled according to the first cooling system
The cooling system of formula control automobile；When detecting that automobile is in the second operating condition, controlled according to the second cooling system control model
The cooling system of automobile, wherein speed when automobile is in the first operating condition is less than speed when automobile is in the second operating condition, and the
The starting threshold value of cooling system in one cooling system control model is opened higher than cooling system in the second cooling system control model
Dynamic threshold value, so that the starting threshold value of cooling system is higher, even if proper automobile when automobile is in speed lower first operating condition
In speed operation, energy closing cooling system appropriate reduces the energy consumption of cooling system, reaches in the driving for increasing automobile
The effect of journey.
Detailed description of the invention
Fig. 1 is the flow chart of the control method of cooling system in first embodiment of the invention；
Fig. 2 is the tool for controlling the cooling system of automobile in first embodiment of the invention according to the first cooling system control model
The flow chart of body implementation；
Fig. 3 is the tool for controlling the cooling system of automobile in first embodiment of the invention according to the second cooling system control model
The flow chart of body implementation；
Fig. 4 is the structural schematic diagram of the control device of cooling system in second embodiment of the invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
As shown in Figure 1, the first embodiment of the present invention provides a kind of control method of cooling system, this method comprises:
Step 101, the work information of automobile is detected.
Wherein, above-mentioned work information includes gear state locating for automobile and automobile speed etc..
Step 102, when detecting operating condition locating for automobile is the first operating condition, then according to the first cooling system control model
Control the cooling system of automobile.
Wherein, the cooling system of automobile includes radiator, cooling fan and cooling water pump etc..
Step 103, when detecting operating condition locating for automobile is the second operating condition, then according to the second cooling system control model
Control the cooling system of automobile.
Wherein, speed when automobile is in the first operating condition is less than speed when automobile is in the second operating condition, and first is cooling
The starting threshold value of cooling system in system control model, higher than the actuation threshold of cooling system in the second cooling system control model
Value.Wherein, starting threshold value refers to the minimum temperature of starting cooling system.
In the first embodiment of the present invention, above-mentioned first operating condition can be speed operation, and the second operating condition is in addition to low speed
Other operating conditions other than operating condition, such as high-speed working condition etc..And in the first embodiment of the present invention, pass through the operating condition of combination automobile
The cooling system of automobile is controlled, has been reached under the premise of not increasing cost, the economy of system is improved, increases automobile
The effect of continual mileage.
Wherein, in the first embodiment of the present invention, detect that operating condition locating for automobile is the specific implementation of the first operating condition
There are two types of modes.Wherein, the first specific implementation are as follows: if detect that automobile is in empty (N) shelves state, automobile is first
Speed in preset time is less than the first preset vehicle speed, it is determined that detects that operating condition locating for automobile is the first operating condition.Second
Specific implementation are as follows: if detect that automobile is in advance (D) shelves state, whether detection automobile receives brake request, and
If automobile receives brake request, whether speed of the automobile in the second preset time is detected less than the second preset vehicle speed, and
If speed of the automobile in the second preset time is less than the second preset vehicle speed, it is determined that detect that operating condition locating for automobile is first
Operating condition.Wherein, above-mentioned first preset time and the second preset time all can be 2 seconds.
It should be noted that in the first embodiment of the present invention, above-mentioned first preset time, first default is not limited
The specific value of speed, the second preset time and the second preset vehicle speed, and its can carry out according to actual needs setting with
Adjustment.
Wherein, in the first embodiment of the present invention, as shown in Fig. 2, according to the first cooling system control in above-mentioned steps 102
The specific implementation of the cooling system of scheme control automobile processed includes:
Step 201, the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller are obtained.
Step 202, if the Current Temperatures of electric motor of automobile less than the first preset temperature and automotive motor controller current temperature
Degree is less than the second preset temperature, then the cooling water pump and cooling fan of closing automobile.
Step 203, if the Current Temperatures of electric motor of automobile are greater than third preset temperature, start the cooling water pump of automobile with it is cold
But fan.
Step 204, if the Current Temperatures of automotive motor controller are greater than the 4th preset temperature, start the cooling water of automobile
Pump and cooling fan.
Wherein, the first preset temperature is less than third preset temperature, and the second preset temperature is less than the 4th preset temperature.It needs
Bright, above-mentioned third preset temperature and the 4th preset temperature are the actuation threshold of cooling system in the first cooling system control model
Value.
As it can be seen that when automobile is in the first operating condition, when the temperature of electric motor of automobile is warming up to third preset temperature or automobile
When the temperature of electric machine controller is warming up to four preset temperatures, start the cooling water pump and cooling fan of automobile；And when automobile electricity
The greenhouse cooling of machine closes vapour to the first preset temperature, and when the greenhouse cooling of automotive motor controller to the second preset temperature
The cooling water pump and cooling fan of vehicle.
Wherein, in the first embodiment of the present invention, as shown in figure 3, according to the second cooling system control in above-mentioned steps 103
The specific implementation of the cooling system of scheme control automobile processed includes:
Step 301, the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller are obtained.
Step 302, if the Current Temperatures of electric motor of automobile less than the 5th preset temperature and automotive motor controller current temperature
Degree is less than the 6th preset temperature, then the cooling water pump and cooling fan of closing automobile.
Step 303, if the Current Temperatures of electric motor of automobile are greater than the 7th preset temperature, start the cooling water pump of automobile with it is cold
But fan.
Step 304, if the Current Temperatures of automotive motor controller are greater than the 8th preset temperature, start the cooling water of automobile
Pump and cooling fan.
Wherein, the 5th preset temperature is less than the 7th preset temperature, and for the 6th preset temperature less than the 8th preset temperature, third is pre-
If temperature is greater than the 7th preset temperature, the 4th preset temperature is greater than the 8th preset temperature.It should be noted that the above-mentioned 7th is default
Temperature and the 8th preset temperature are the starting threshold value of cooling system in the second cooling system control model.
It should be noted that in the first embodiment of the present invention, above-mentioned first preset temperature, second default is not limited
Temperature, third preset temperature, the 4th preset temperature, the 5th preset temperature, the 6th preset temperature, the 7th preset temperature and the 8th
The specific value of preset temperature, and it can be set according to actual needs.
In the first embodiment of the present invention, due to the starting threshold value of cooling system in the first cooling system control model,
Higher than the starting threshold value of cooling system in the second cooling system control model, therefore when automobile is in speed operation (i.e. the first work
Condition) when, only when the Current Temperatures of electric motor of automobile are big greater than the Current Temperatures of third preset temperature or automotive motor controller
When four preset temperatures, the cooling system (i.e. cooling water pump and cooling fan) of automobile just will start.
It can be seen that it is cold to be higher than second by the starting threshold value of cooling system in the first cooling system control model of setting
But in system control model cooling system starting threshold value, enable automobile guaranteeing system function and under the premise of safety, close
The cooling system of automobile is closed, to reduce the energy consumption of cooling system, improves the economy of system, in the driving for increasing automobile
Journey.
It should be noted that in the first embodiment of the present invention, the executing subject of the control method of above-mentioned cooling system
It can be the entire car controller of automobile.
Second embodiment
As shown in figure 4, the second embodiment of the present invention provides a kind of control device of cooling system, which includes:
Detection module 401 detects that operating condition locating for automobile is the first operating condition for detecting the work information of automobile, and working as
When, then the first control module 402 is triggered, and when detecting operating condition locating for automobile is the second operating condition, then triggers the second control
Molding block 403；
First control module 402, for the triggering according to detection module 401, according to the first cooling system control model control
The cooling system of automobile processed；
Second control module 403, for the triggering according to detection module 401, according to the second cooling system control model control
The cooling system of automobile processed；
Wherein, speed when automobile is in the first operating condition is less than speed when automobile is in the second operating condition, and first is cooling
The starting threshold value of cooling system in system control model, higher than the actuation threshold of cooling system in the second cooling system control model
Value.
Wherein, detection module 401, if automobile is when first is default when specifically for detecting that automobile is in neutral state
Interior speed is less than the first preset vehicle speed, it is determined that detects that operating condition locating for automobile is the first operating condition.
Wherein, detection module 401 includes:
First detection sub-module, if when for detecting that automobile is in drive shift state, whether detection automobile receives system
Dynamic request, and if automobile receive brake request, trigger the second detection sub-module；
Second detection sub-module detects automobile in the second preset time for the triggering according to the first detection sub-module
Speed whether less than the second preset vehicle speed, and if speed of the automobile in the second preset time less than the second preset vehicle speed,
Trigger third detection sub-module；
Third detection sub-module confirmly detects operating condition locating for automobile for the triggering according to the second detection sub-module
For the first operating condition.
Wherein, the first control module 402 includes:
First acquisition submodule, for obtaining the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
First control submodule, if the Current Temperatures for electric motor of automobile are less than the first preset temperature and electric motor of automobile control
The Current Temperatures of device processed are less than the second preset temperature, then the cooling water pump and cooling fan of closing automobile；
Second control submodule starts automobile if the Current Temperatures for electric motor of automobile are greater than third preset temperature
Cooling water pump and cooling fan；
Third control submodule starts if the Current Temperatures for automotive motor controller are greater than the 4th preset temperature
The cooling water pump and cooling fan of automobile；
Wherein, the first preset temperature is less than third preset temperature, and the second preset temperature is less than the 4th preset temperature.
Wherein, the second control module 403 includes:
Second acquisition submodule, for obtaining the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
4th control submodule, if the Current Temperatures for electric motor of automobile are less than the 5th preset temperature and electric motor of automobile control
The Current Temperatures of device processed are less than the 6th preset temperature, then the cooling water pump and cooling fan of closing automobile；
5th control submodule starts automobile if the Current Temperatures for electric motor of automobile are greater than the 7th preset temperature
Cooling water pump and cooling fan；
6th control submodule starts if the Current Temperatures for automotive motor controller are greater than the 8th preset temperature
The cooling water pump and cooling fan of automobile；
Wherein, the 5th preset temperature is less than the 7th preset temperature, and for the 6th preset temperature less than the 8th preset temperature, third is pre-
If temperature is greater than the 7th preset temperature, the 4th preset temperature is greater than the 8th preset temperature.
In the second embodiment of the present invention, when detecting that automobile is in the first operating condition, according to the first cooling system control
The cooling system of scheme control automobile processed；When detecting that automobile is in the second operating condition, according to the second cooling system control model
Controlling the cooling system of automobile, wherein speed when automobile is in the first operating condition is less than speed when automobile is in the second operating condition,
And first cooling system in cooling system control model starting threshold value, be higher than cooling system in the second cooling system control model
Starting threshold value so that the starting threshold value of cooling system is higher when automobile is in speed lower first operating condition, that is, so that
When automobile is in speed operation, energy closing cooling system appropriate reduces the energy consumption of cooling system, reaches and increase automobile
The effect of continual mileage.
It should be noted that the control device for the cooling system that second embodiment of the invention provides is using above-mentioned cooling system
The device of the control method of system, i.e. all embodiments of the above method are suitable for the device, and can reach same or similar
Beneficial effect.
The second embodiment of the present invention additionally provides a kind of automobile, the control device including above-mentioned cooling system.
Wherein, above-mentioned automobile can be electric car.Of course, it should be understood that in the second embodiment of the present invention,
The concrete form of above-mentioned automobile is not limited.
It should be noted that the automobile that second embodiment of the invention provides is the control device for including above-mentioned cooling system
Automobile, i.e. all embodiments of above-mentioned apparatus are suitable for the automobile, and can reach the same or similar beneficial effect.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of control method of cooling system, which is characterized in that the described method includes:
Detect the work information of automobile；
When detecting operating condition locating for the automobile is the first operating condition, then according to described in the control of the first cooling system control model
The cooling system of automobile；
When detecting operating condition locating for the automobile is the second operating condition, then according to described in the control of the second cooling system control model
The cooling system of automobile；
Wherein, the speed when automobile is in first operating condition is less than the vehicle when automobile is in second operating condition
Speed, and in the first cooling system control model cooling system starting threshold value, be higher than the second cooling system control mould
The starting threshold value of cooling system in formula, starting threshold value refer to the minimum temperature of starting cooling system.
2. the method according to claim 1, wherein described detect that operating condition locating for the automobile is the first work
The step of condition, comprising:
If detect that the automobile is in neutral state, speed of the automobile in the first preset time is default less than first
Speed, it is determined that detect that operating condition locating for the automobile is the first operating condition.
3. the method according to claim 1, wherein described detect that operating condition locating for the automobile is the first work
The step of condition, comprising:
If detect that the automobile is in drive shift state, detect whether the automobile receives brake request；
If the automobile receives brake request, whether speed of the automobile in the second preset time is detected less than second
Preset vehicle speed；
If speed of the automobile in the second preset time is less than second preset vehicle speed, it is determined that detect the automobile
Locating operating condition is the first operating condition.
4. the method according to claim 1, wherein described according to described in the control of the first cooling system control model
The step of cooling system of automobile, comprising:
Obtain the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
If the Current Temperatures of the electric motor of automobile are small less than the Current Temperatures of the first preset temperature and the automotive motor controller
In the second preset temperature, then the cooling water pump and cooling fan of the automobile are closed；
If the Current Temperatures of the electric motor of automobile are greater than third preset temperature, start the cooling water pump and cooling wind of the automobile
Fan；
If the Current Temperatures of the automotive motor controller are greater than the 4th preset temperature, start the cooling water pump of the automobile with
Cooling fan；
Wherein, first preset temperature is less than the third preset temperature, and it is pre- that second preset temperature is less than the described 4th
If temperature.
5. according to the method described in claim 4, it is characterized in that, described according to described in the control of the second cooling system control model
The step of cooling system of automobile, comprising:
Obtain the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
If the Current Temperatures of the electric motor of automobile are small less than the Current Temperatures of the 5th preset temperature and the automotive motor controller
In the 6th preset temperature, then the cooling water pump and cooling fan of the automobile are closed；
If the Current Temperatures of the electric motor of automobile are greater than the 7th preset temperature, start the cooling water pump and cooling wind of the automobile
Fan；
If the Current Temperatures of the automotive motor controller are greater than the 8th preset temperature, start the cooling water pump of the automobile with
Cooling fan；
Wherein, the 5th preset temperature is less than the 7th preset temperature, and it is pre- that the 6th preset temperature is less than the described 8th
If temperature, the third preset temperature is greater than the 7th preset temperature, and it is default that the 4th preset temperature is greater than the described 8th
Temperature.
6. a kind of control device of cooling system, which is characterized in that described device includes:
Detection module, for detecting the work information of automobile, and when detecting operating condition locating for the automobile is the first operating condition,
The first control module is then triggered, and when detecting operating condition locating for the automobile is the second operating condition, then triggers the second control
Module；
First control module, for the triggering according to the detection module, according to described in the control of the first cooling system control model
The cooling system of automobile；
Second control module, for the triggering according to the detection module, according to described in the control of the second cooling system control model
The cooling system of automobile；
Wherein, the speed when automobile is in first operating condition is less than the vehicle when automobile is in second operating condition
Speed, and in the first cooling system control model cooling system starting threshold value, be higher than the second cooling system control mould
The starting threshold value of cooling system in formula, starting threshold value refer to the minimum temperature of starting cooling system.
7. device according to claim 6, which is characterized in that the detection module, if specifically for detecting the vapour
When vehicle is in neutral state, speed of the automobile in the first preset time is less than the first preset vehicle speed, it is determined that detects
Operating condition locating for the automobile is the first operating condition.
8. device according to claim 6, which is characterized in that the detection module includes:
First detection sub-module, if detecting whether the automobile receives when for detecting that the automobile is in drive shift state
To brake request, and if the automobile receive brake request, trigger the second detection sub-module；
Second detection sub-module detects the automobile when second is default for the triggering according to first detection sub-module
In speed whether less than the second preset vehicle speed, and if speed of the automobile in the second preset time be less than described second
Preset vehicle speed then triggers third detection sub-module；
Third detection sub-module confirmly detects locating for the automobile for the triggering according to second detection sub-module
Operating condition is the first operating condition.
9. device according to claim 6, which is characterized in that first control module includes:
First acquisition submodule, for obtaining the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
First control submodule, if the Current Temperatures for the electric motor of automobile are less than the first preset temperature and automobile electricity
The Current Temperatures of machine controller then close the cooling water pump and cooling fan of the automobile less than the second preset temperature；
Second control submodule starts the vapour if the Current Temperatures for the electric motor of automobile are greater than third preset temperature
The cooling water pump and cooling fan of vehicle；
Third control submodule starts if the Current Temperatures for the automotive motor controller are greater than the 4th preset temperature
The cooling water pump and cooling fan of the automobile；
Wherein, first preset temperature is less than the third preset temperature, and it is pre- that second preset temperature is less than the described 4th
If temperature.
10. device according to claim 9, which is characterized in that second control module includes:
Second acquisition submodule, for obtaining the Current Temperatures of electric motor of automobile and the Current Temperatures of automotive motor controller；
4th control submodule, if the Current Temperatures for the electric motor of automobile are less than the 5th preset temperature and automobile electricity
The Current Temperatures of machine controller then close the cooling water pump and cooling fan of the automobile less than the 6th preset temperature；
5th control submodule starts the vapour if the Current Temperatures for the electric motor of automobile are greater than the 7th preset temperature
The cooling water pump and cooling fan of vehicle；
6th control submodule starts if the Current Temperatures for the automotive motor controller are greater than the 8th preset temperature
The cooling water pump and cooling fan of the automobile；
Wherein, the 5th preset temperature is less than the 7th preset temperature, and it is pre- that the 6th preset temperature is less than the described 8th
If temperature, the third preset temperature is greater than the 7th preset temperature, and it is default that the 4th preset temperature is greater than the described 8th
Temperature.
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| CN108001179A (en) * | 2017-12-25 | 2018-05-08 | 珠海长欣汽车智能系统有限公司 | The temprature control method and device of a kind of new-energy automobile |
| CN110920378A (en) * | 2018-09-20 | 2020-03-27 | 郑州宇通客车股份有限公司 | Intelligent thermal management control method for vehicle motor driving system |
| CN112140869A (en) * | 2019-06-26 | 2020-12-29 | 长城汽车股份有限公司 | Control method and system of vehicle water pump and vehicle |
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| CN101410261A (en) * | 2006-03-28 | 2009-04-15 | 丰田自动车株式会社 | Cooling system, automobile mounted with the system, and method of controlling cooling system |
| CN101410262A (en) * | 2006-03-28 | 2009-04-15 | 丰田自动车株式会社 | Cooling system, automobile mounted with the system, and method of controlling cooling system |
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