CN115489298B - Hybrid unmanned platform thermal management system - Google Patents

Hybrid unmanned platform thermal management system Download PDF

Info

Publication number
CN115489298B
CN115489298B CN202211451524.3A CN202211451524A CN115489298B CN 115489298 B CN115489298 B CN 115489298B CN 202211451524 A CN202211451524 A CN 202211451524A CN 115489298 B CN115489298 B CN 115489298B
Authority
CN
China
Prior art keywords
cooling
liquid
water
way valve
water inlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202211451524.3A
Other languages
Chinese (zh)
Other versions
CN115489298A (en
Inventor
邹渊
孙巍
张旭东
翟建阳
孟逸豪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Institute of Technology BIT
Original Assignee
Beijing Institute of Technology BIT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Institute of Technology BIT filed Critical Beijing Institute of Technology BIT
Priority to CN202211451524.3A priority Critical patent/CN115489298B/en
Publication of CN115489298A publication Critical patent/CN115489298A/en
Application granted granted Critical
Publication of CN115489298B publication Critical patent/CN115489298B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/615—Heating or keeping warm
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • H01M10/637—Control systems characterised by the use of reversible temperature-sensitive devices, e.g. NTC, PTC or bimetal devices; characterised by control of the internal current flowing through the cells, e.g. by switching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
    • H02K9/18—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle wherein the external part of the closed circuit comprises a heat exchanger structurally associated with the machine casing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention relates to a hybrid unmanned platform heat management system, which belongs to the technical field of heat management and comprises the following components: the hybrid power unmanned platform heat management system comprises an engine cooling loop, a generator cooling loop, a driving motor cooling loop and a power battery heating loop, wherein the engine cooling loop, the generator cooling loop and the driving motor cooling loop are respectively connected with the power battery heating loop based on a cooling liquid three-way valve and a liquid-liquid heat exchanger, and the conduction states of the first cooling liquid three-way valve, the second cooling liquid three-way valve and the third cooling liquid three-way valve are adjusted, so that the hybrid power unmanned platform heat management system is in a common working mode and a power battery heating mode, and the purpose that the same heat management system works in different working modes is achieved.

Description

Hybrid unmanned platform thermal management system
Technical Field
The invention relates to the technical field of thermal management, in particular to a hybrid unmanned platform thermal management system.
Background
At present, PTC heating is mainly used for heating a power battery of a hybrid unmanned platform (such as a hybrid vehicle), but the PTC heating directly converts high-quality electric energy into low-quality heat energy, which is obviously not economical enough, and can directly cause the power consumption of the vehicle to be greatly improved, and the driving endurance is correspondingly reduced. If the waste heat in the cooling liquid is utilized to provide enough heat, the heat load of the radiator can be reduced, the energy loss can be reduced, and the driving endurance of the hybrid unmanned platform is improved.
Based on this, a new hybrid unmanned platform thermal management system is needed.
Disclosure of Invention
The invention aims to provide a hybrid unmanned platform heat management system which can recycle heat of an engine, a generator, a driving motor and a driving motor controller of a hybrid unmanned platform so as to enable the hybrid unmanned platform heat management system to be in a common working mode and a power battery heating mode.
In order to achieve the purpose, the invention provides the following scheme:
a hybrid unmanned platform thermal management system, comprising: the system comprises an engine cooling loop, a generator cooling loop, a driving motor cooling loop and a power battery heating loop;
the engine cooling circuit comprises a first water pump and an engine; a water outlet of the first water pump is connected with a water inlet of the engine, a water outlet of the engine is connected with a water inlet of a first coolant three-way valve, a first water outlet of the first coolant three-way valve is connected with a water inlet of the first water pump, a second water outlet of the first coolant three-way valve is connected with a water inlet of a first liquid-liquid heat exchanger, and a water outlet of the first liquid-liquid heat exchanger is connected with a water inlet of the first water pump;
the generator cooling circuit comprises a second water pump and a generator; a water outlet of the second water pump is connected with a water inlet of the generator, a water outlet of the generator is connected with a water inlet of a second cooling liquid three-way valve, a first water outlet of the second cooling liquid three-way valve is connected with a water inlet of the second water pump, a second water outlet of the second cooling liquid three-way valve is connected with a water inlet of a second liquid-liquid heat exchanger, and a water outlet of the second liquid-liquid heat exchanger is connected with a water inlet of the second water pump;
the driving motor cooling loop comprises a third water pump, a driving motor and a driving motor controller; a water outlet of the third water pump is connected with a water inlet of the driving motor, a water outlet of the driving motor is connected with a water inlet of the driving motor controller, a water outlet of the driving motor controller is connected with a water inlet of a third cooling liquid three-way valve, a first water outlet of the third cooling liquid three-way valve is connected with a water inlet of the third water pump, a second water outlet of the third cooling liquid three-way valve is connected with a water inlet of a third liquid-liquid heat exchanger, and a water outlet of the third liquid-liquid heat exchanger is connected with a water inlet of the third water pump;
the first liquid-liquid heat exchanger, the second liquid-liquid heat exchanger and the third liquid-liquid heat exchanger are connected in series in the power battery heating loop;
when the hybrid unmanned platform heat management system works in a common working mode, a water inlet of the first coolant three-way valve is communicated with a first water outlet of the first coolant three-way valve, a water inlet of the second coolant three-way valve is communicated with a first water outlet of the second coolant three-way valve, and a water inlet of the third coolant three-way valve is communicated with a first water outlet of the third coolant three-way valve; when the hybrid unmanned platform thermal management system works in a power battery heating mode, a water inlet of the first cooling liquid three-way valve is communicated with a second water outlet of the first cooling liquid three-way valve, a water inlet of the second cooling liquid three-way valve is communicated with a second water outlet of the second cooling liquid three-way valve, and a water inlet of the third cooling liquid three-way valve is communicated with a second water outlet of the third cooling liquid three-way valve.
In some embodiments, the engine cooling circuit further comprises an engine radiator; a water inlet of the engine radiator is connected with a first water outlet of the first coolant three-way valve, and a water outlet of the engine radiator is connected with a water inlet of the first water pump; the engine radiator is used for cooling the cooling liquid in the engine cooling loop;
the generator cooling circuit further comprises a generator radiator; the water inlet of the generator radiator is connected with the first water outlet of the second coolant three-way valve, and the water outlet of the generator radiator is connected with the water inlet of the second water pump; the generator radiator is used for cooling the cooling liquid in the generator cooling loop;
the driving motor cooling loop further comprises a driving motor radiator; a water inlet of the driving motor radiator is connected with a first water outlet of the third cooling liquid three-way valve, and a water outlet of the driving motor radiator is connected with a water inlet of the third water pump; the driving motor radiator is used for cooling the cooling liquid in the driving motor cooling loop.
In some embodiments, the engine cooling circuit further comprises an engine radiator fan; the engine cooling fan is used for cooling the cooling liquid in the engine cooling loop;
the generator cooling circuit further comprises a generator cooling fan; the generator cooling fan is used for cooling the cooling liquid in the generator cooling loop;
the driving motor cooling loop also comprises a driving motor cooling fan; and the driving motor cooling fan is used for cooling the cooling liquid in the driving motor cooling loop.
In some embodiments, the hybrid unmanned platform thermal management system further comprises a first fan controller, a second fan controller, and a third fan controller;
the first fan controller is in control connection with the engine cooling fan; the first fan controller is used for controlling the rotating speed of the engine cooling fan according to the temperature of the cooling liquid in the engine cooling circuit;
the second fan controller is in control connection with the generator cooling fan; the second fan controller is used for controlling the rotating speed of the generator cooling fan according to the temperature of the cooling liquid in the generator cooling loop;
the third fan controller is in control connection with the driving motor heat dissipation fan; and the third fan controller is used for controlling the rotating speed of the cooling fan of the driving motor according to the temperature of the cooling liquid in the cooling loop of the driving motor.
In some embodiments, the engine cooling circuit further comprises a thermostat; the water inlet of the thermostat is connected with a first water outlet of the first cooling liquid three-way valve, a first water outlet of the thermostat is connected with a water inlet of the first water pump, and a second water outlet of the thermostat is connected with a water inlet of the engine radiator; the thermostat is used for detecting the real-time temperature of the cooling liquid in the engine cooling circuit.
In some embodiments, the hybrid unmanned platform thermal management system further comprises a turbocharger and an air three-way valve; the air outlet of the turbocharger is connected with the air inlet of the air three-way valve;
the engine cooling circuit further comprises a first water air cooler and a second water air cooler; the water inlet of the first water air cooler is connected with the water outlet of the first water pump, the water outlet of the first water air cooler is connected with the water inlet of the first cooling liquid three-way valve, and the air inlet of the first water air cooler is connected with the first air outlet of the air three-way valve; the water inlet of the second water air cooler is connected with the second water outlet of the first cooling liquid three-way valve, the water outlet of the second water air cooler is connected with the water inlet of the first liquid-liquid heat exchanger, and the air inlet of the second water air cooler is connected with the second air outlet of the air three-way valve;
when the hybrid unmanned platform thermal management system works in the common working mode, an air inlet of the air three-way valve is communicated with a first air outlet of the air three-way valve; when the hybrid unmanned platform thermal management system works in the power battery heating mode, an air inlet of the air three-way valve is communicated with a second air outlet of the air three-way valve.
In some embodiments, the engine cooling circuit further comprises an auxiliary water pump; and the water inlet of the auxiliary water pump is connected with the water outlet of the first liquid-liquid heat exchanger, and the water outlet of the auxiliary water pump is connected with the water inlet of the first water pump.
In some embodiments, the power battery heating circuit comprises a fourth water pump, a cooling device, a water heating PTC and a power battery cell connected in series; the fourth water pump is used for driving cooling liquid to move, and heating the power battery cell after heat exchange is carried out on the cooling liquid, the first liquid-liquid heat exchanger, the second liquid-liquid heat exchanger and the third liquid-liquid heat exchanger; the cooling device is used for cooling the power battery core; and the water heating PTC is used for carrying out auxiliary heating on the power battery cell.
In some embodiments, the second water pump is configured to start operating when the temperature of the water inlet of the generator is greater than a first preset temperature; and the third water pump is used for starting to work when the temperature of the water inlet of the driving motor is higher than a second preset temperature.
In some embodiments, the first coolant three-way valve, the second coolant three-way valve, the third coolant three-way valve, and the air three-way valve are all solenoid valves.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention is used for providing a hybrid unmanned platform heat management system, comprising: the hybrid power unmanned platform heat management system comprises an engine cooling loop, a generator cooling loop, a driving motor cooling loop and a power battery heating loop, wherein the engine cooling loop, the generator cooling loop and the driving motor cooling loop are respectively connected with the power battery heating loop based on a cooling liquid three-way valve and a liquid-liquid heat exchanger, and the conduction states of the first cooling liquid three-way valve, the second cooling liquid three-way valve and the third cooling liquid three-way valve are adjusted, so that the hybrid power unmanned platform heat management system is in a common working mode and a power battery heating mode, and the purpose that the same heat management system works in different working modes is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a block diagram of a thermal management system of a hybrid unmanned platform according to embodiment 1 of the present invention;
fig. 2 is a schematic diagram of a control strategy of the cooling fan according to embodiment 1 of the present invention;
fig. 3 is a schematic working diagram of the hybrid unmanned platform thermal management system according to embodiment 1 of the present invention in a normal working mode;
fig. 4 is a schematic diagram illustrating operation of the thermal management system of the hybrid unmanned platform provided in embodiment 1 in a power battery heating mode.
Description of the symbols:
1-a first water pump; 2, an engine; 3-a first water air cooler; 4-a turbocharger; 5-air three-way valve; 6-a second water-air intercooler; 7-a first coolant three-way valve; 8-thermostat; 9-engine radiator; 10-engine radiator fan; 11-an auxiliary water pump; 12-a second water pump; 13-a generator; 14-a second coolant three-way valve; 15-generator radiator; 16-generator cooling fan; 17-a third water pump; 18-a drive motor; 19-drive motor controller; 20-a third coolant three-way valve; 21-drive motor heat sink; 22-driving motor cooling fan; 23-a fourth water pump; 24-a third liquid-liquid heat exchanger; 25-a second liquid-liquid heat exchanger; 26-a first liquid-liquid heat exchanger; 27-a cooling device; 28-water heating PTC; 29-power battery cell.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the present embodiment is configured to provide a hybrid unmanned platform thermal management system, as shown in fig. 1, where the hybrid unmanned platform thermal management system includes: the system comprises an engine cooling loop, a generator cooling loop, a driving motor cooling loop and a power battery heating loop.
The engine cooling loop comprises a first water pump 1 and an engine 2, a water outlet of the first water pump 1 is connected with a water inlet of the engine 2, a water outlet of the engine 2 is connected with a water inlet of a first cooling liquid three-way valve 7, a first water outlet of the first cooling liquid three-way valve 7 is connected with a water inlet of the first water pump 1, a second water outlet of the first cooling liquid three-way valve 7 is connected with a water inlet of a first liquid-liquid heat exchanger 26, and a water outlet of the first liquid-liquid heat exchanger 26 is connected with a water inlet of the first water pump 1.
The generator cooling loop comprises a second water pump 12 and a generator 13, a water outlet of the second water pump 12 is connected with a water inlet of the generator 13, a water outlet of the generator 13 is connected with a water inlet of a second cooling liquid three-way valve 14, a first water outlet of the second cooling liquid three-way valve 14 is connected with a water inlet of the second water pump 12, a second water outlet of the second cooling liquid three-way valve 14 is connected with a water inlet of a second liquid-liquid heat exchanger 25, and a water outlet of the second liquid-liquid heat exchanger 25 is connected with a water inlet of the second water pump 12.
The driving motor cooling loop comprises a third water pump 17, a driving motor 18 and a driving motor controller 19, a water outlet of the third water pump 17 is connected with a water inlet of the driving motor 18, a water outlet of the driving motor 18 is connected with a water inlet of the driving motor controller 19, a water outlet of the driving motor controller 19 is connected with a water inlet of a third cooling liquid three-way valve 20, a first water outlet of the third cooling liquid three-way valve 20 is connected with a water inlet of the third water pump 17, a second water outlet of the third cooling liquid three-way valve 20 is connected with a water inlet of a third liquid heat exchanger 24, and a water outlet of the third liquid heat exchanger 24 is connected with a water inlet of the third water pump 17.
The first liquid-liquid heat exchanger 26, the second liquid-liquid heat exchanger 25 and the third liquid-liquid heat exchanger 24 are connected in series in the power battery heating loop.
When the hybrid unmanned platform heat management system works in a common working mode, a water inlet of a first cooling liquid three-way valve 7 is communicated with a first water outlet of the first cooling liquid three-way valve 7, a water inlet of a second cooling liquid three-way valve 14 is communicated with a first water outlet of the second cooling liquid three-way valve 14, a water inlet of a third cooling liquid three-way valve 20 is communicated with a first water outlet of the third cooling liquid three-way valve 20, and at the moment, an engine cooling loop, a generator cooling loop and a driving motor cooling loop do not exchange heat with a power battery heating loop; when the hybrid power unmanned platform heat management system works in a power battery heating mode, a water inlet of the first cooling liquid three-way valve 7 is communicated with a second water outlet of the first cooling liquid three-way valve 7, a water inlet of the second cooling liquid three-way valve 14 is communicated with a second water outlet of the second cooling liquid three-way valve 14, and a water inlet of the third cooling liquid three-way valve 20 is communicated with a second water outlet of the third cooling liquid three-way valve 20, at the moment, heat exchange is carried out between an engine cooling loop, a generator cooling loop and a driving motor cooling loop and between the engine 2, the generator 13, the driving motor 18 and a driving motor controller 19 of the hybrid power unmanned platform, so that sufficient heat can be provided by utilizing waste heat in cooling liquid, the heat load of a radiator can be reduced, energy loss can be reduced, the driving endurance of the hybrid power unmanned platform is improved, and the problems that the power consumption of a vehicle is greatly improved and the driving endurance is correspondingly reduced due to PTC heating are solved.
According to the hybrid unmanned platform thermal management system provided by the embodiment, the conduction states of the first cooling liquid three-way valve 7, the second cooling liquid three-way valve 14 and the third cooling liquid three-way valve 20 are adjusted, so that the hybrid unmanned platform thermal management system is in a common working mode and a power battery heating mode, and the purpose that the same hybrid unmanned platform thermal management system works in different working modes is achieved.
In order to perform good heat dissipation on the engine cooling circuit, the engine cooling circuit of this embodiment further includes an engine radiator 9, a water inlet of the engine radiator 9 is connected to a first water outlet of the first coolant three-way valve 7, a water inlet of the engine radiator 9 is also connected to a water outlet of the first liquid-liquid heat exchanger 26, a water outlet of the engine radiator 9 is connected to a water inlet of the first water pump 1, and the engine radiator 9 is used for cooling coolant in the engine cooling circuit.
In order to perform good heat dissipation on the generator cooling circuit, the generator cooling circuit of this embodiment further includes a generator radiator 15, a water inlet of the generator radiator 15 is connected to the first water outlet of the second coolant three-way valve 14, a water inlet of the generator radiator 15 is also connected to a water outlet of the second liquid-liquid heat exchanger 25, a water outlet of the generator radiator 15 is connected to a water inlet of the second water pump 12, and the generator radiator 15 is used for cooling the coolant in the generator cooling circuit.
In order to perform good heat dissipation on the driving motor cooling circuit, the driving motor cooling circuit of this embodiment further includes a driving motor radiator 21, a water inlet of the driving motor radiator 21 is connected to a first water outlet of the third coolant three-way valve 20, a water inlet of the driving motor radiator 21 is also connected to a water outlet of the third liquid-liquid heat exchanger 24, a water outlet of the driving motor radiator 21 is connected to a water inlet of the third water pump 17, and the driving motor radiator 21 is used for cooling the coolant in the driving motor cooling circuit.
In order to further reduce the temperature of the three circuits, the engine cooling circuit of the present embodiment further includes an engine radiator fan 10, which may be disposed around the engine cooling circuit and may be located at a position corresponding to the engine radiator 9, and the engine radiator fan 10 is used for reducing the temperature of the coolant in the engine cooling circuit. The generator cooling circuit further comprises a generator cooling fan 16, which may be arranged around the generator cooling circuit and may be located at a position corresponding to the generator radiator 15, the generator cooling fan 16 being configured to cool a coolant in the generator cooling circuit. The drive motor cooling circuit further includes a drive motor heat dissipation fan 22, which may be disposed around the drive motor cooling circuit and may be located at a position corresponding to the drive motor heat sink 21, and the drive motor heat dissipation fan 22 is configured to cool the coolant in the drive motor cooling circuit.
The heat sink and the heat dissipation fan of the present embodiment may be conventional devices, which are used for cooling.
Preferably, the hybrid unmanned platform thermal management system of the embodiment further includes a first fan controller, a second fan controller, and a third fan controller, where the first fan controller is in control connection with the engine cooling fan 10, and the first fan controller is configured to control the rotation speed of the engine cooling fan 10 according to the temperature of the coolant in the engine cooling circuit. The second fan controller is in control connection with the generator cooling fan 16, and is configured to control the rotational speed of the generator cooling fan 16 according to the temperature of the coolant in the generator cooling circuit. The third fan controller is in control connection with the driving motor cooling fan 22, and is configured to control the rotation speed of the driving motor cooling fan 22 according to the temperature of the cooling liquid in the driving motor cooling loop.
Specifically, the three fan controllers (i.e., the first fan controller, the second fan controller, and the third fan controller) of this embodiment are connected to the vehicle control system, and the three fan controllers communicate with the vehicle control system through the CAN bus to obtain vehicle driving condition data and a temperature value of a relevant measurement point in real time, so as to respectively adjust air volumes of the three electric fans (i.e., the engine radiator fan 10, the generator radiator fan 16, and the drive motor radiator fan 22) in real time according to the vehicle driving condition data and the temperature value of the relevant measurement point, thereby implementing adaptive fan control.
As shown in fig. 2, it is a schematic diagram of a control strategy of the electric fan, and the control strategy adopts target temperature control. When the vehicle is in the working conditions of climbing and cross-country, the load change of the power system is large, the temperature fluctuation of the cooling system is also large, and the target temperature can be properly reduced in order to keep the temperature of the cooling system within a normal value range; when the vehicle is in a high-speed running working condition, the load change of the power system is small, the temperature fluctuation of the cooling system is small, and in order to enable the cooling system to be in a high-efficiency heat dissipation state, the target temperature can be properly increased and enabled to be in a high-temperature value, so that the working condition of the vehicle can be determined according to the running working condition data of the vehicle, and the target temperature can be adjusted.
During specific control, the outlet water temperature of the engine 2, the outlet water temperature of the generator 13 and the outlet water temperature of the driving motor 18 are collected in the embodiment, so that the rotating speed of the fan is adjusted according to a control strategy, and the method is as follows:
(1) When being in ordinary operating mode, do not carry out the exchange of surplus heat this moment, the heat is taken away through radiator and radiator fan:
the temperature sensor is used for acquiring the temperature of a water outlet of the engine 2, when the temperature exceeds a preset value (for example, 92 ℃), the engine control unit sends different PWM signals to the first fan controller according to the exceeding value, the first fan controller outputs different voltages after receiving the PWM signals, the engine cooling fan 10 is controlled to move at different rotating speeds, and particularly when the temperature exceeds a preset limit value (for example, 98 ℃), the engine cooling fan 10 is controlled to move at the maximum power. The temperature sensor is used for acquiring the temperature of the water outlet of the generator 13, when the temperature exceeds a preset value (such as 72 ℃), the generator control unit sends different PWM signals to the second fan controller according to the exceeding value, the second fan controller outputs different voltages after receiving the PWM signals, the generator cooling fan 16 is controlled to move at different rotating speeds, and particularly when the temperature exceeds a preset limit value (such as 75 ℃), the generator cooling fan 16 is controlled to move at the maximum power. The temperature sensor is used for acquiring the temperature of the water outlet of the driving motor 18, when the temperature exceeds a preset value (such as 72 ℃), the driving motor control unit can send different PWM signals to the third fan controller according to the exceeding value, the third fan controller can output different voltages after receiving the PWM signals, the driving motor cooling fan 22 is controlled to move at different rotating speeds, and particularly, when the temperature exceeds a preset limit value (such as 75 ℃), the driving motor cooling fan 22 is controlled to move at the maximum power.
(2) When the power battery is in a power battery heating mode, at this time, heat of the three loops is firstly exchanged to the power battery heating loop to heat the power battery electric core 29, and if the temperature of the heat-exchanged coolant (still taking out the temperature of the water inlet) still exceeds the preset radiator fan opening value of each loop (for example, 92 ℃ for the engine radiator fan 10, 72 ℃ for the generator radiator fan 16 and the drive motor radiator fan 22), the control method is consistent with a common working mode.
As an optional implementation manner, the engine cooling circuit of this embodiment further includes a thermostat 8, a water inlet of the thermostat 8 is connected to a first water outlet of the first coolant three-way valve 7, a water inlet of the thermostat 8 is also connected to a water outlet of the first liquid-liquid heat exchanger 26, a first water outlet of the thermostat 8 is connected to a water inlet of the first water pump 1, a second water outlet of the thermostat 8 is connected to a water inlet of the engine radiator 9, and the thermostat 8 is configured to detect a real-time temperature of coolant in the engine cooling circuit. When the real-time temperature is lower than the preset threshold value, the water directly flows into the first water pump 1 through a first water outlet of the thermostat 8; when the real-time temperature is higher than the preset threshold value, the cooling liquid is cooled through a second water outlet of the thermostat 8 and a water outlet of the engine radiator 9 and then flows into the first water pump 1.
The engine cooling circuit of this embodiment still includes auxiliary water pump 11, and the delivery port of first liquid-liquid heat exchanger 26 is connected to auxiliary water pump 11's water inlet, and the water inlet of first water pump 1 is connected to auxiliary water pump 11's delivery port. The auxiliary water pump 11 is used for pressurizing the coolant flowing out of the first liquid-liquid heat exchanger 26.
The power battery heating circuit of the embodiment comprises a fourth water pump 23, a cooling device 27, a water heating PTC28 and a power battery cell 29 which are connected in series, wherein the fourth water pump 23 is used for driving cooling liquid to move, and heats the power battery cell 29 after exchanging heat with a first liquid-liquid heat exchanger 26, a second liquid-liquid heat exchanger 25 and a third liquid-liquid heat exchanger 24; the cooling device 27 is used for cooling the power battery core 29; the water-heating PTC28 is used for auxiliary heating of the power battery core 29.
The second water pump 12 of the present embodiment is configured to start operating when the temperature of the water inlet of the generator 13 is greater than a first preset temperature, and the third water pump 17 is configured to start operating when the temperature of the water inlet of the driving motor 18 is greater than a second preset temperature.
Preferably, the hybrid unmanned platform thermal management system of the embodiment further comprises a turbocharger 4 and an air three-way valve 5, wherein an air outlet of the turbocharger 4 is connected with an air inlet of the air three-way valve 5. The engine cooling loop further comprises a first water air cooler 3 and a second water air cooler 6, a water inlet of the first water air cooler 3 is connected with a water outlet of the first water pump 1, a water outlet of the first water air cooler 3 is connected with a water inlet of the first cooling liquid three-way valve 7, a water inlet of the first water air cooler 3 is connected with a first air outlet of the air three-way valve 5, a water inlet of the second water air cooler 6 is connected with a second water outlet of the first cooling liquid three-way valve 7, a water outlet of the second water air cooler 6 is connected with a water inlet of the first liquid-liquid heat exchanger 26, and a water inlet of the second water air cooler 6 is connected with a second air outlet of the air three-way valve 5.
When the hybrid power unmanned platform thermal management system works in a common working mode, an air inlet of the air three-way valve 5 is communicated with a first air outlet of the air three-way valve 5; when the hybrid unmanned platform thermal management system works in a power battery heating mode, the air inlet of the air three-way valve 5 is communicated with the second air outlet of the air three-way valve 5.
The first coolant three-way valve 7, the second coolant three-way valve 14, the third coolant three-way valve 20 and the air three-way valve 5 of the present embodiment are all solenoid valves, and the conduction states of the four solenoid valves are adjusted, so that the hybrid unmanned platform thermal management system is in the normal operation mode and the power battery heating mode.
Based on the structure of the hybrid unmanned platform thermal management system, the working processes of a common working mode and a power battery heating mode are specifically described as follows:
as shown in fig. 3, when the hybrid unmanned platform thermal management system is in the normal operation mode, the a and c paths of the air three-way valve 5 are connected, the b path is closed, the a and c paths of the first coolant three-way valve 7 are connected, the b path is closed, the a and b paths of the second coolant three-way valve 14 are connected, the c path is closed, the b and c paths of the third coolant three-way valve 20 are connected, and the a path is closed.
At the moment, the first water pump 1 applies work to the coolant, the coolant respectively flows into the engine 2 and the first water air intercooler 3 to be subjected to temperature rise treatment, the coolant with the temperature rise enters the thermostat 8 through the first coolant three-way valve 7, and when the temperature of the coolant is lower than a preset threshold value, the coolant flows into the first water pump 1; when the temperature of the coolant is higher than the preset threshold, the coolant flows into the engine radiator 9, is cooled by combining the engine radiator fan 10, and then flows into the first water pump 1.
Meanwhile, when the temperature of the water inlet of the generator 13 is lower than a preset temperature (for example, 70 ℃), the second water pump 12 does not work, when the temperature is higher than the preset temperature, the working performance of the motor can be influenced, the second water pump 12 applies work to the cooling liquid and flows into the generator 13, the cooling liquid with the increased temperature enters the generator radiator 15 through the second cooling liquid three-way valve 14, and is combined with the generator radiator fan 16 to cool the cooling liquid and then flows back to the second water pump 12.
Meanwhile, when the temperature of the water inlet of the driving motor 18 is lower than a preset temperature (for example, 70 ℃), the third water pump 17 does not work, and when the temperature is higher than the preset temperature, the working performance of the motor is affected, the third water pump 17 applies work to the coolant, the coolant flows into the driving motor 18 and the driving motor controller 19, the coolant with the increased temperature enters the driving motor radiator 21 through the third coolant three-way valve 20, and is cooled by combining with the driving motor radiator fan 22 and then flows back to the third water pump 17.
As shown in fig. 4, when the hybrid unmanned platform thermal management system is in the power battery heating mode, the a, b paths of the air three-way valve 5 are connected, the c path is closed, the a, b paths of the first coolant three-way valve 7 are connected, the c path is closed, the a, c paths of the second coolant three-way valve 14 are connected, the b path is closed, and the b, a paths of the third coolant three-way valve 20 are connected, and the c path is closed.
At the moment, the first water pump 1 applies work to the coolant, the coolant respectively flows into the engine 2 and the first water air cooler 3 to be subjected to temperature rise treatment, the coolant with the temperature rise enters the second water air cooler 6 through the paths a and b of the first coolant three-way valve 7, the air compressed by the turbocharger 4 enters the second water air cooler 6 through the paths a and b of the air three-way valve 5 at the air end, the coolant in the coolant is further heated, and the coolant enters the first liquid-liquid heat exchanger 26 to exchange heat with the power battery heating loop. The coolant passing through the first liquid-liquid heat exchanger 26 passes through the auxiliary water pump 11 and flows into the thermostat 8, and when the temperature of the coolant is lower than a preset threshold value, the coolant flows into the first water pump 1; when the temperature of the coolant is higher than the preset threshold, the coolant flows into the engine radiator 9, is cooled by combining the engine radiator fan 10, and then flows into the first water pump 1.
Meanwhile, when the temperature of the water inlet of the generator 13 is lower than a preset temperature (for example, 70 ℃), the second water pump 12 does not work, and when the temperature is higher than the preset temperature, the working performance of the motor is affected at the moment, the second water pump 12 applies work to the coolant, and the coolant sequentially flows through the generator 13 and paths a and c of the second coolant three-way valve 14 to enter the second liquid-liquid heat exchanger 25 to exchange heat with the power battery heating loop. After passing through the second liquid-liquid heat exchanger 25, the cooling liquid with the decreased temperature enters the generator radiator 15, is subjected to secondary cooling treatment by combining the generator cooling fan 16, and then flows into the second water pump 12.
Meanwhile, when the temperature of the water inlet of the driving motor 18 is lower than a preset temperature (for example, 70 ℃), the third water pump 17 does not work, and when the temperature is higher than the preset temperature, the working performance of the motor is affected, the third water pump 17 applies work to the coolant, the coolant sequentially flows through the driving motor 18, the driving motor controller 19 and the b path of the third coolant three-way valve 20, and the a path of the coolant enters the third liquid-liquid heat exchanger 24 to exchange heat with the power battery heating loop. The cooling liquid with the reduced temperature enters the driving motor radiator 21 through the third liquid-liquid heat exchanger 24, is subjected to secondary cooling treatment by combining with the driving motor radiator fan 22, and then flows into the second water pump 12.
In the power battery heating loop, the fourth water pump 23 is used for pressurizing the cooling liquid of the loop, sequentially performing heat exchange through the third liquid-liquid heat exchanger 24, the second liquid-liquid heat exchanger 25 and the first liquid-liquid heat exchanger 26, and heating the cooling liquid with the increased heat exchange temperature in the power battery electric core 29; the cooling device 27 is used for cooling the power battery core 29; the water-heating PTC28 is used to assist in heating the power battery cell 29.
According to the thermal management system of the hybrid unmanned platform provided by the embodiment, heat of the engine 2, the generator 13, the driving motor 18 and the driving motor controller 19 of the hybrid unmanned platform is recycled, and the thermal management system of the hybrid unmanned platform is in a common working mode and a power battery heating mode by adjusting the conduction states of the air three-way valve 5, the first cooling liquid three-way valve 7, the second cooling liquid three-way valve 14 and the third cooling liquid three-way valve 20, so that the purpose that the same thermal management system works in different working modes is achieved.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the foregoing, the description is not to be taken in a limiting sense.

Claims (6)

1. A hybrid unmanned platform thermal management system, comprising: the system comprises an engine cooling loop, a generator cooling loop, a driving motor cooling loop and a power battery heating loop;
the engine cooling circuit comprises a first water pump and an engine; a water outlet of the first water pump is connected with a water inlet of the engine, a water outlet of the engine is connected with a water inlet of a first coolant three-way valve, a first water outlet of the first coolant three-way valve is connected with a water inlet of the first water pump, a second water outlet of the first coolant three-way valve is connected with a water inlet of a first liquid-liquid heat exchanger, and a water outlet of the first liquid-liquid heat exchanger is connected with a water inlet of the first water pump;
the generator cooling circuit comprises a second water pump and a generator; a water outlet of the second water pump is connected with a water inlet of the generator, a water outlet of the generator is connected with a water inlet of a second cooling liquid three-way valve, a first water outlet of the second cooling liquid three-way valve is connected with a water inlet of the second water pump, a second water outlet of the second cooling liquid three-way valve is connected with a water inlet of a second liquid-liquid heat exchanger, and a water outlet of the second liquid-liquid heat exchanger is connected with a water inlet of the second water pump;
the driving motor cooling loop comprises a third water pump, a driving motor and a driving motor controller; a water outlet of the third water pump is connected with a water inlet of the driving motor, a water outlet of the driving motor is connected with a water inlet of the driving motor controller, a water outlet of the driving motor controller is connected with a water inlet of a third cooling liquid three-way valve, a first water outlet of the third cooling liquid three-way valve is connected with a water inlet of the third water pump, a second water outlet of the third cooling liquid three-way valve is connected with a water inlet of a third liquid-liquid heat exchanger, and a water outlet of the third liquid-liquid heat exchanger is connected with a water inlet of the third water pump;
the first liquid-liquid heat exchanger, the second liquid-liquid heat exchanger and the third liquid-liquid heat exchanger are connected in series in the power battery heating loop;
when the hybrid unmanned platform thermal management system works in a common working mode, a water inlet of the first cooling liquid three-way valve is communicated with a first water outlet of the first cooling liquid three-way valve, a water inlet of the second cooling liquid three-way valve is communicated with a first water outlet of the second cooling liquid three-way valve, and a water inlet of the third cooling liquid three-way valve is communicated with a first water outlet of the third cooling liquid three-way valve; when the hybrid unmanned platform thermal management system works in a power battery heating mode, a water inlet of the first coolant three-way valve is communicated with a second water outlet of the first coolant three-way valve, a water inlet of the second coolant three-way valve is communicated with a second water outlet of the second coolant three-way valve, and a water inlet of the third coolant three-way valve is communicated with a second water outlet of the third coolant three-way valve;
the engine cooling circuit further comprises a thermostat and an engine radiator; the water inlet of the thermostat is connected with a first water outlet of the first cooling liquid three-way valve and a water outlet of the first liquid-liquid heat exchanger, the first water outlet of the thermostat is connected with a water inlet of the first water pump, the second water outlet of the thermostat is connected with a water inlet of the engine radiator, and the water outlet of the engine radiator is connected with a water inlet of the first water pump; the thermostat is used for detecting the real-time temperature of the cooling liquid in the engine cooling circuit; when the real-time temperature is lower than a preset threshold value, the water directly flows into the first water pump; when the real-time temperature is higher than the preset threshold value, the water flows into the first water pump through the engine radiator; the engine radiator is used for cooling the cooling liquid in the engine cooling loop;
the generator cooling circuit further comprises a generator radiator; a water inlet of the generator radiator is connected with a first water outlet of the second cooling liquid three-way valve and a water outlet of the second liquid-liquid heat exchanger, and a water outlet of the generator radiator is connected with a water inlet of the second water pump; the generator radiator is used for cooling the cooling liquid in the generator cooling loop;
the driving motor cooling loop further comprises a driving motor radiator; a water inlet of the driving motor radiator is connected with a first water outlet of the third cooling liquid three-way valve and a water outlet of the third liquid-liquid heat exchanger, and a water outlet of the driving motor radiator is connected with a water inlet of the third water pump; the driving motor radiator is used for cooling the cooling liquid in the driving motor cooling loop;
the engine cooling circuit further comprises an engine radiator fan; the engine cooling fan is used for cooling the cooling liquid in the engine cooling loop; the generator cooling circuit further comprises a generator cooling fan; the generator cooling fan is used for cooling the cooling liquid in the generator cooling loop; the driving motor cooling loop also comprises a driving motor cooling fan; the driving motor cooling fan is used for cooling the cooling liquid in the driving motor cooling loop;
the hybrid unmanned platform thermal management system further comprises a first fan controller, a second fan controller and a third fan controller; the first fan controller is in control connection with the engine cooling fan; the first fan controller is used for controlling the rotating speed of the engine cooling fan according to the temperature of the cooling liquid in the engine cooling circuit and a first target temperature determined based on vehicle running condition data; the second fan controller is in control connection with the generator cooling fan; the second fan controller is used for controlling the rotating speed of the generator cooling fan according to the temperature of the cooling liquid in the generator cooling circuit and a second target temperature determined based on vehicle running condition data; the third fan controller is in control connection with the driving motor heat dissipation fan; and the third fan controller is used for controlling the rotating speed of the cooling fan of the driving motor according to the temperature of the cooling liquid in the cooling loop of the driving motor and a third target temperature determined based on the vehicle running condition data.
2. The hybrid unmanned platform thermal management system of claim 1, further comprising a turbocharger and an air three-way valve; the air outlet of the turbocharger is connected with the air inlet of the air three-way valve;
the engine cooling circuit further comprises a first water air cooler and a second water air cooler; the water inlet of the first water air cooler is connected with the water outlet of the first water pump, the water outlet of the first water air cooler is connected with the water inlet of the first cooling liquid three-way valve, and the air inlet of the first water air cooler is connected with the first air outlet of the air three-way valve; the water inlet of the second water air cooler is connected with the second water outlet of the first cooling liquid three-way valve, the water outlet of the second water air cooler is connected with the water inlet of the first liquid-liquid heat exchanger, and the air inlet of the second water air cooler is connected with the second air outlet of the air three-way valve;
when the hybrid unmanned platform thermal management system works in the common working mode, an air inlet of the air three-way valve is communicated with a first air outlet of the air three-way valve; when the hybrid unmanned platform thermal management system works in the power battery heating mode, an air inlet of the air three-way valve is communicated with a second air outlet of the air three-way valve.
3. The hybrid unmanned platform thermal management system of claim 1, wherein the engine cooling circuit further comprises an auxiliary water pump; and the water inlet of the auxiliary water pump is connected with the water outlet of the first liquid-liquid heat exchanger, and the water outlet of the auxiliary water pump is connected with the water inlet of the first water pump.
4. The hybrid unmanned platform thermal management system of claim 1, wherein the power battery heating circuit comprises a fourth water pump, a cooling device, a water heating PTC, and a power battery cell connected in series; the fourth water pump is used for driving cooling liquid to move, and heating the power battery cell after the cooling liquid exchanges heat with the first liquid-liquid heat exchanger, the second liquid-liquid heat exchanger and the third liquid-liquid heat exchanger; the cooling device is used for cooling the power battery core; and the water heating PTC is used for carrying out auxiliary heating on the power battery core.
5. The hybrid unmanned platform thermal management system of claim 1, wherein the second water pump is configured to begin operating when a temperature of a water inlet of the generator is greater than a first preset temperature; and the third water pump is used for starting to work when the temperature of the water inlet of the driving motor is higher than a second preset temperature.
6. The hybrid unmanned platform thermal management system of claim 2, wherein the first coolant three-way valve, the second coolant three-way valve, the third coolant three-way valve, and the air three-way valve are all solenoid valves.
CN202211451524.3A 2022-11-21 2022-11-21 Hybrid unmanned platform thermal management system Active CN115489298B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211451524.3A CN115489298B (en) 2022-11-21 2022-11-21 Hybrid unmanned platform thermal management system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211451524.3A CN115489298B (en) 2022-11-21 2022-11-21 Hybrid unmanned platform thermal management system

Publications (2)

Publication Number Publication Date
CN115489298A CN115489298A (en) 2022-12-20
CN115489298B true CN115489298B (en) 2023-02-28

Family

ID=85116197

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211451524.3A Active CN115489298B (en) 2022-11-21 2022-11-21 Hybrid unmanned platform thermal management system

Country Status (1)

Country Link
CN (1) CN115489298B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117818341A (en) * 2024-03-04 2024-04-05 北京理工大学 Amphibious vehicle thermal management system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000274240A (en) * 1999-03-23 2000-10-03 Isuzu Motors Ltd Cooling device for hybrid vehicle
JP2016097923A (en) * 2014-11-26 2016-05-30 三菱自動車工業株式会社 Cooling system
CN105804860A (en) * 2014-12-29 2016-07-27 泰安鼎鑫冷却器有限公司 Intelligent heat management system of automobile exhaust gas utilization and cooling system
CN109795313A (en) * 2019-03-29 2019-05-24 重庆长安汽车股份有限公司 A kind of plug-in hybrid-power automobile heat management system
CN111497599A (en) * 2020-04-26 2020-08-07 上海元城汽车技术有限公司 Thermal management method, device and system of extended range electric vehicle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000274240A (en) * 1999-03-23 2000-10-03 Isuzu Motors Ltd Cooling device for hybrid vehicle
JP2016097923A (en) * 2014-11-26 2016-05-30 三菱自動車工業株式会社 Cooling system
CN105804860A (en) * 2014-12-29 2016-07-27 泰安鼎鑫冷却器有限公司 Intelligent heat management system of automobile exhaust gas utilization and cooling system
CN109795313A (en) * 2019-03-29 2019-05-24 重庆长安汽车股份有限公司 A kind of plug-in hybrid-power automobile heat management system
CN111497599A (en) * 2020-04-26 2020-08-07 上海元城汽车技术有限公司 Thermal management method, device and system of extended range electric vehicle

Also Published As

Publication number Publication date
CN115489298A (en) 2022-12-20

Similar Documents

Publication Publication Date Title
CN109572486B (en) Thermal management system and control method for power battery of hybrid electric vehicle
CN108376808B (en) Automobile battery temperature adjusting method
US11247577B2 (en) Vehicle
CN111716995A (en) Heating system and method for air conditioner and power battery of electric automobile and electric automobile
CN106930813A (en) A kind of temperature-controlled cooling system
CN115489298B (en) Hybrid unmanned platform thermal management system
US11318814B2 (en) Cooling apparatus
CN213291917U (en) Motor electronic control waste heat utilization device and electric automobile
KR20210058462A (en) Integrated thermal management circuit for vehicle
JP2011179421A (en) Cooling device of internal combustion engine
CN112238733A (en) Electric automobile heat regulation and control system
JP2020102378A (en) Temperature control circuit and control method thereof
CN108819656A (en) A kind of electric car integrated thermal management System and method for
JP2000274240A (en) Cooling device for hybrid vehicle
CN213007502U (en) Integrated thermal management system of fuel cell passenger car
CN113193260A (en) Vehicle thermal management method, device and system
CN113183734A (en) Thermal management system of electric vehicle
JP6515775B2 (en) Fuel cell system
CN216993878U (en) Cooling system with multiple regulation and control modes
CN113346163B (en) Storage battery temperature management system
CN111439111B (en) Control method and control device of thermal management system, readable storage medium and vehicle
CN113942366A (en) Cold-hot circulating system of front-and-back double-motor electric automobile and control method
CN108859736B (en) Control method and control system based on hybrid vehicle
CN112455205B (en) Heat management system of automobile
CN215435957U (en) Thermal management system of electric vehicle

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant