CN114919376A - Battery heat management device of hybrid vehicle type - Google Patents

Battery heat management device of hybrid vehicle type Download PDF

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Publication number
CN114919376A
CN114919376A CN202210735857.2A CN202210735857A CN114919376A CN 114919376 A CN114919376 A CN 114919376A CN 202210735857 A CN202210735857 A CN 202210735857A CN 114919376 A CN114919376 A CN 114919376A
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CN
China
Prior art keywords
loop
heating
battery
cooling liquid
closed
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Pending
Application number
CN202210735857.2A
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Chinese (zh)
Inventor
彭业勋
刘梅梅
王何伟
张孟琦
祖晶晶
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Anhui Jianghuai Songz Air Conditioner Co Ltd
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Anhui Jianghuai Songz Air Conditioner Co Ltd
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Application filed by Anhui Jianghuai Songz Air Conditioner Co Ltd filed Critical Anhui Jianghuai Songz Air Conditioner Co Ltd
Priority to CN202210735857.2A priority Critical patent/CN114919376A/en
Publication of CN114919376A publication Critical patent/CN114919376A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H1/00278—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for the battery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
    • B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
    • B60H1/004—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for vehicles having a combustion engine and electric drive means, e.g. hybrid electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00485—Valves for air-conditioning devices, e.g. thermostatic valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
    • B60H1/04—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
    • B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
    • B60H1/2221—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters arrangements of electric heaters for heating an intermediate liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/3227—Cooling devices using compression characterised by the arrangement or the type of heat exchanger, e.g. condenser, evaporator
    • 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
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H2001/00307—Component temperature regulation using a liquid flow
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

The invention relates to a battery heat management device of a hybrid vehicle type, which comprises a battery cooling liquid loop, a closed refrigeration loop, a closed heating loop and a combined battery cooler, wherein the closed refrigeration loop is connected with an air conditioner refrigerant loop; the air-conditioning refrigerant output from the air-conditioning refrigerant loop into the closed refrigeration loop exchanges heat with the battery cooling liquid output from the battery cooling liquid loop in the combined battery cooler to realize battery cooling; and the engine cooling liquid or the heating working medium output to the closed heating loop from the engine cooling liquid loop or the WPTC heating loop exchanges heat with the battery cooling liquid in the combined battery cooler so as to realize battery heating. The invention can realize air-conditioning refrigeration, can utilize the waste heat of the engine, can also use WPTC for heating, and also considers the heat management of the battery.

Description

Battery heat management device of hybrid vehicle type
Technical Field
The invention belongs to the field of battery thermal management, and particularly relates to a battery thermal management device of a hybrid vehicle type.
Background
Different from the traditional fuel vehicle and the pure electric vehicle, the traditional fuel vehicle air conditioner can only use the waste heat of an engine for heating, and the pure electric vehicle can only adopt WPTC (WPTC heating circuit) or air PTC (air heating) for heating.
In order to save energy and reduce emission and develop a hybrid vehicle model, the air conditioning system of the vehicle model can realize air conditioning refrigeration, can utilize the waste heat of an engine to heat, can also use WPTC (WPTC) for heating when the engine is not started, and also considers the heat management of a battery, but the heat management effect needs to be further improved.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide a battery thermal management apparatus for a hybrid vehicle.
The invention realizes the purpose through the following technical scheme:
a battery heat management device of a hybrid vehicle type comprises a battery cooling liquid loop, a closed refrigeration loop connected with an air conditioner refrigerant loop, a closed heating loop connected with an engine cooling liquid loop and a WPTC heating loop, and a combined battery cooler connected with the battery cooling liquid loop, the closed refrigeration loop and the closed heating loop;
the air-conditioning refrigerant output from the air-conditioning refrigerant loop into the closed refrigeration loop exchanges heat with the battery cooling liquid output from the battery cooling liquid loop in the combined battery cooler to realize battery cooling;
and the engine cooling liquid or the heating working medium output to the closed heating loop from the engine cooling liquid loop or the WPTC heating loop exchanges heat with the battery cooling liquid in the combined battery cooler so as to realize battery heating.
As a further optimization scheme of the invention, the battery cooling liquid loop comprises a first electronic pump and a battery pack which are connected in series through a battery cooling liquid pipeline, and an expansion kettle which is connected to the battery cooling liquid pipeline between the first electronic pump and the battery pack.
As a further optimization scheme of the invention, the air-conditioning refrigerant loop comprises a condenser, a temperature sensor, a pressure sensor, a compressor, an evaporator and a stop expansion valve which are sequentially connected in series through a refrigerant pipeline, two ends of the refrigerant pipeline connected with the evaporator and the combined battery cooler are connected with a closed refrigeration loop through a first three-way valve, and the closed refrigeration loop is provided with the temperature pressure sensor and the electronic expansion valve.
As a further optimization scheme of the invention, the engine coolant loop and the WPTC heating loop are both connected with the heat exchanger through a heating pipeline, the engine coolant and the heating working medium are made of the same material, the heating pipeline and the closed heating loop are connected through a three-way valve and a three-way valve, the heat exchanger and the evaporator are both positioned in an air-conditioning box, the air-conditioning box utilizes an air blower and the evaporator for refrigeration, and the air blower and the heat exchanger for heating are utilized.
As a further optimization scheme of the invention, the engine coolant loop comprises an engine radiator, a thermostat, a second electronic pump, an engine water jacket and a second three-way valve which are sequentially connected in series through an engine coolant pipeline, and two ends of the engine coolant pipeline are connected with two ends of a heating pipeline through a fourth three-way valve and a temperature control one-way valve respectively.
As a further optimization scheme of the invention, the WPTC heating circuit comprises a third electronic pump and a water heater which are sequentially connected in series through a water heating pipeline, and two ends of the water heating pipeline are connected with two ends of a heating pipeline through a fourth three-way valve and a one-way valve respectively.
As a further optimization scheme of the invention, the combined type battery cooler comprises a plate type heat exchanger, and a battery cooling liquid channel connected with a battery cooling liquid loop, a refrigerating channel connected with a closed refrigerating loop and a heating channel connected with a closed heating loop are arranged in the plate type heat exchanger.
The invention has the beneficial effects that:
1) the battery heat management device can exchange heat between the battery cooling liquid and the air conditioner refrigerant by using the combined battery cooler, realize battery refrigeration, avoid battery overheating, realize battery heating by using the waste heat of an engine and WPTC (wood-gas-turbine temperature control) heating to exchange heat with the battery cooling liquid, avoid low-temperature charging, realize intelligent temperature control of the battery by matching the whole device with a sensor and the like, and prolong the service life of the battery;
2) the invention can realize battery heat management by using the waste heat of the engine and the WPTC for heating, can be used in combination, can supply heat to the passenger compartment before and after the engine is started, and can share the WPTC for battery heating and passenger compartment heating, thereby being green and energy-saving.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the WPTC heating circuit of the present invention.
Fig. 3 is a schematic diagram showing the configuration of the engine coolant circuit heating system according to the present invention.
In the figure: 1. a battery coolant loop; 11. a battery coolant line; 12. an electronic pump I; 13. a battery pack; 14. an expansion kettle; 2. an air conditioning refrigerant circuit; 21. a refrigerant conduit; 22. a condenser; 23. a temperature sensor; 24. a pressure sensor; 25. a compressor; 26. an evaporator; 27. the expansion valve is cut off; 28. a first three-way valve; 3. closing the refrigeration circuit; 31. a temperature pressure sensor; 32. an electronic expansion valve; 4. an engine coolant circuit; 41. an engine coolant line; 42. an engine radiator; 43. a thermostat; 44. a second electronic pump; 45. an engine water jacket; 46. a second three-way valve; 47. a fourth three-way valve; 48. a temperature-controlled check valve; 5. a WPTC heating circuit; 51. a water heating pipeline; 52. a third electronic pump; 53. a water heater; 54. a one-way valve; 6. closing the heating loop; 7. a modular battery cooler; 8. a heat exchanger; 9. a third three-way valve; 10. and a three-way valve.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention; in the description of the present invention, the meaning of "plurality" or "a plurality" is two or more unless otherwise specified.
Example 1
As shown in fig. 1 to 3, a battery thermal management apparatus of a hybrid vehicle type includes a battery coolant circuit 1, a closed refrigeration circuit 3 connected to an air-conditioning refrigerant circuit 2, a closed heating circuit 6 connected to an engine coolant circuit 4 and a WPTC heating circuit 5, and a pack battery cooler 7 connected to the battery coolant circuit 1, the closed refrigeration circuit 3, and the closed heating circuit 6;
the battery cooling liquid loop 1 comprises a first electronic pump 12 and a battery pack 13 which are connected in series through a battery cooling liquid pipeline 11, and an expansion kettle 14, wherein the expansion kettle 14 is connected to the battery cooling liquid pipeline 11 between the first electronic pump 12 and the battery pack 13;
the air-conditioning refrigerant circuit 2 comprises a condenser 22, a temperature sensor 23, a pressure sensor 24, a compressor 25, an evaporator 26 and a stop expansion valve 27 which are sequentially connected in series through a refrigerant pipeline 21, two ends of the refrigerant pipeline 21 connected with the evaporator 26 and the combined battery cooler 7 are connected with a closed refrigeration circuit 3 through a three-way valve 28, and the closed refrigeration circuit 3 is provided with a temperature and pressure sensor 31 and an electronic expansion valve 32;
the engine cooling liquid loop 4 and the WPTC heating loop 5 are both connected with a heat exchanger 8 through a heating pipeline, the engine cooling liquid and the heating working medium are made of the same material, the heating pipeline is connected with the closed heating loop 6 through a three-way valve 9 and a three-way valve 10, the heat exchanger 8 and the evaporator 26 are both positioned in an air-conditioning box, the air-conditioning box utilizes an air blower and the evaporator 26 for refrigeration, and the air blower and the heat exchanger 8 for heating are utilized;
the engine coolant loop 4 comprises an engine radiator 42, a thermostat 43, a second electronic pump 44, an engine water jacket 45 and a second three-way valve 46 which are sequentially connected in series through an engine coolant pipeline 41, two ends of the engine coolant pipeline 41 are connected with two ends of a heating pipeline through a fourth three-way valve 47 and a temperature control one-way valve 48 respectively, and the temperature control one-way valve 48 is a one-way valve with temperature protection and can be opened only when reaching the required temperature;
the WPTC heating circuit 5 comprises a third electronic pump 52 and a water heater 53 which are sequentially connected in series through a water heating pipeline 51, and two ends of the water heating pipeline 51 are connected with two ends of the heating pipeline through a fourth three-way valve 47 and a one-way valve 54 respectively;
the air-conditioning refrigerant output from the air-conditioning refrigerant circuit 2 into the closed refrigeration circuit 3 exchanges heat with the battery coolant output from the battery coolant circuit 1 in the combined battery cooler 7 to realize battery cooling;
and the engine coolant or the heating working medium output to the closed heating loop 6 from the engine coolant loop 4 or the WPTC heating loop 5 exchanges heat with the battery coolant in the combined battery cooler 7 to realize battery heating.
The combined type battery cooler 7 comprises a plate type heat exchanger, wherein a battery cooling liquid channel connected with the battery cooling liquid loop 1, a refrigerating channel connected with the closed refrigerating loop 3 and a heating channel connected with the closed heating loop 6 are arranged in the plate type heat exchanger.
It should be noted that the whole battery thermal management device can not only realize the thermal management of the battery, but also realize the thermal management of the air conditioning system;
thermal management of the air conditioning system:
firstly, when the engine is not started, a pure electric mode is adopted, and a battery supplies power to a condenser 22 (a fan), a temperature sensor 23, a pressure sensor 24, a compressor 25 and a blower in the air-conditioning refrigerant loop 2, so that air-conditioning refrigeration can be realized; the battery supplies power to a third electronic pump 52 and a water heater 53(WPTC) in the WPTC heating loop 5, a heated heating working medium enters the heat exchanger 8 through a heating channel, and air blown out by the blower is subjected to heat exchange through the heat exchanger 8 and then is supplied to a passenger compartment for heating;
in the starting process of the engine, the temperature of the engine coolant is detected through the temperature control one-way valve 48 in the engine coolant loop 4, when the temperature of the engine coolant is not high, the temperature control one-way valve 48 is in a closed state, and low-temperature coolant in the engine is prevented from entering an air conditioner box and affecting heating comfort; after the temperature of the engine coolant rises, the temperature control one-way valve 48 is opened, the heated engine coolant enters the heat exchanger 8, the WPTC heating loop 5 is closed, the heating comfort is ensured, and the electric energy is saved.
Thermal management of the battery:
firstly, during low-temperature charging, if the engine is not started, the WPTC is started, a heating working medium which is heated and conveyed in the WPTC enters the closed heating loop 6 from the heating pipeline and then enters the combined type battery cooler 7, meanwhile, the battery cooling liquid enters the combined type battery cooler 7 from the battery cooling liquid pipeline 11, the heating working medium can exchange heat with the low-temperature battery cooling liquid, the battery is heated, low-temperature charging is avoided, and the battery heating and the passenger compartment heating share the same WPTC;
secondly, in the starting process of the engine, after the temperature of the engine coolant rises, the temperature control one-way valve 48 is opened, the heated engine coolant enters the closed heating loop 6 and then enters the combined battery cooler 7 to exchange heat with the low-temperature battery coolant, and the battery is heated.
The engine coolant and the WPTC heating working medium are both made of the same liquid material, such as antifreeze.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (7)

1. The utility model provides a battery thermal management device of hybrid vehicle type which characterized in that: the combined type battery cooling system comprises a battery cooling liquid loop, a closed refrigeration loop connected with an air conditioner refrigerant loop, a closed heating loop connected with an engine cooling liquid loop and a WPTC heating loop, and a combined type battery cooler connected with the battery cooling liquid loop, the closed refrigeration loop and the closed heating loop;
the air-conditioning refrigerant output from the air-conditioning refrigerant loop into the closed refrigeration loop exchanges heat with the battery cooling liquid output from the battery cooling liquid loop in the combined battery cooler to realize battery cooling;
and the engine cooling liquid or the heating working medium output to the closed heating loop from the engine cooling liquid loop or the WPTC heating loop exchanges heat with the battery cooling liquid in the combined battery cooler so as to realize battery heating.
2. The hybrid vehicle-type battery thermal management device according to claim 1, characterized in that: the battery cooling liquid loop comprises an electronic pump and a battery pack which are connected in series through a battery cooling liquid pipeline, and an expansion kettle, wherein the expansion kettle is connected to the battery cooling liquid pipeline between the electronic pump and the battery pack.
3. The hybrid vehicle-type battery thermal management device according to claim 1, characterized in that: the air conditioner refrigerant circuit comprises a condenser, a temperature sensor, a pressure sensor, a compressor, an evaporator and a stop expansion valve which are sequentially connected in series through refrigerant pipelines, two ends of the refrigerant pipeline connected with the evaporator and the combined battery cooler are connected with a closed refrigeration circuit through a three-way valve, and the closed refrigeration circuit is provided with the temperature pressure sensor and the electronic expansion valve.
4. The hybrid vehicle-type battery thermal management device according to claim 3, characterized in that: the engine coolant liquid loop and the WPTC heating loop are connected with the heat exchanger through a heating pipeline, the engine coolant liquid is the same as a heating working medium material, the heating pipeline is connected with the closed heating loop through a three-way valve and a three-way valve, the heat exchanger is located in an air-conditioning box, the air-conditioning box utilizes an air blower and the evaporator for refrigeration, and utilizes the air blower and the heat exchanger for heating.
5. The hybrid vehicle-type battery thermal management device according to claim 4, characterized in that: the engine coolant loop comprises an engine radiator, a thermostat, a second electronic pump, an engine water jacket and a second three-way valve which are sequentially connected in series through an engine coolant pipeline, and two ends of the engine coolant pipeline are connected with two ends of a heating pipeline through a fourth three-way valve and a temperature control one-way valve respectively.
6. The hybrid vehicle-type battery thermal management device according to claim 5, characterized in that: WPTC heating circuit includes No. three electronic pump, the water heater who establishes ties in proper order through water heating pipeline, be connected through No. four three-way valves and check valve between water heating pipeline both ends and the heating pipeline both ends respectively.
7. The hybrid vehicle-type battery thermal management device according to claim 1, characterized in that: the combined type battery cooler comprises a plate type heat exchanger, wherein a battery cooling liquid channel connected with a battery cooling liquid loop, a refrigerating channel connected with a closed refrigerating loop and a heating channel connected with a closed heating loop are arranged in the plate type heat exchanger.
CN202210735857.2A 2022-06-27 2022-06-27 Battery heat management device of hybrid vehicle type Pending CN114919376A (en)

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CN109572365A (en) * 2018-12-27 2019-04-05 重庆长安汽车股份有限公司 Hybrid electric vehicle heat management system
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CN211892769U (en) * 2020-01-19 2020-11-10 江苏吉麦新能源车业有限公司 Range-extending type electric automobile heat management system
CN113335021A (en) * 2021-06-29 2021-09-03 东风汽车集团股份有限公司 Waste heat recovery type whole vehicle thermal management system of extended-range hybrid electric vehicle
CN113561852A (en) * 2021-08-31 2021-10-29 岚图汽车科技有限公司 Energy-saving extended-range PHEV thermal management system
CN215284271U (en) * 2021-07-21 2021-12-24 苏州绿控传动科技股份有限公司 New energy hybrid vehicle type cab and power battery integrated thermal management system
CN113844233A (en) * 2021-10-14 2021-12-28 安徽江淮汽车集团股份有限公司 Whole vehicle thermal management system based on fuel oil heater

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105667252A (en) * 2016-03-24 2016-06-15 奇瑞汽车股份有限公司 Control system for vehicle air conditioner
CN105958157A (en) * 2016-06-22 2016-09-21 东南（福建）汽车工业有限公司 Battery heat management system of hybrid electric vehicle
CN109367438A (en) * 2018-11-29 2019-02-22 北京长城华冠汽车技术开发有限公司 A kind of battery thermal management system applied to hybrid electric vehicle
CN111231655A (en) * 2018-11-29 2020-06-05 比亚迪股份有限公司 Vehicle thermal management system, control method thereof and vehicle
CN109572365A (en) * 2018-12-27 2019-04-05 重庆长安汽车股份有限公司 Hybrid electric vehicle heat management system
CN211892769U (en) * 2020-01-19 2020-11-10 江苏吉麦新能源车业有限公司 Range-extending type electric automobile heat management system
CN113335021A (en) * 2021-06-29 2021-09-03 东风汽车集团股份有限公司 Waste heat recovery type whole vehicle thermal management system of extended-range hybrid electric vehicle
CN215284271U (en) * 2021-07-21 2021-12-24 苏州绿控传动科技股份有限公司 New energy hybrid vehicle type cab and power battery integrated thermal management system
CN113561852A (en) * 2021-08-31 2021-10-29 岚图汽车科技有限公司 Energy-saving extended-range PHEV thermal management system
CN113844233A (en) * 2021-10-14 2021-12-28 安徽江淮汽车集团股份有限公司 Whole vehicle thermal management system based on fuel oil heater

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