CN116512868A - Control method and device for proportional three-way valve of thermal management system of pure electric vehicle - Google Patents
Control method and device for proportional three-way valve of thermal management system of pure electric vehicle Download PDFInfo
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- CN116512868A CN116512868A CN202310649798.1A CN202310649798A CN116512868A CN 116512868 A CN116512868 A CN 116512868A CN 202310649798 A CN202310649798 A CN 202310649798A CN 116512868 A CN116512868 A CN 116512868A
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 63
- 230000008569 process Effects 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 52
- 238000004590 computer program Methods 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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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
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion 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
- B60H1/2218—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters controlling the operation of electric heaters
-
- 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
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- 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
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- 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
-
- 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
- H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
- H01M10/663—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
-
- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/545—Temperature
-
- 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)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Automation & Control Theory (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a control method and a device for a proportional three-way valve of a thermal management system of a pure electric vehicle, belonging to the technical field of automobiles, wherein the method comprises the following steps: according to the condition judgment in the driving process, combining the passenger cabin thermal management state and the battery thermal management state to obtain different driving modes; and determining the heating requirements of the passenger cabin and the battery according to different driving modes, and controlling the proportional three-way valve according to the heating requirements of the passenger cabin and the battery under different driving modes. The invention ensures the optimal temperature of the battery and the comfort of the passenger cabin in different modes.
Description
Technical Field
The invention belongs to the technical field of automobiles, and particularly relates to a control method and a control device for a proportional three-way valve of a thermal management system of a pure electric vehicle.
Background
The automotive industry is undergoing an "motorized" revolution facing many challenges such as energy shortage and environmental pollution. Pure electric vehicles with zero emission characteristics are popular in the market, and are also important fields of current new energy automobile research. But the large-scale popularization of the pure electric vehicle type faces the large difficulty of shorter endurance mileage, so that the endurance mileage can be effectively prolonged by reasonably utilizing the energy of the electric vehicle. The existing electric vehicle thermal management system heats the passenger cabin and the battery pack in a PTC or heat pump mode, and the control of the three-way valve in the comparative example can effectively utilize the heat source, improve the comfort and avoid the situation that the temperature of the battery is too low and the performance is reduced because the heat source is fully provided for the passenger cabin; and also avoids the reduction of comfort in the passenger compartment caused by the total supply of heat source to the battery pack.
The invention discloses a control method of a proportional three-way valve of an automobile air conditioner and an automobile air conditioner controller, and the control method of the proportional three-way valve of the automobile air conditioner is introduced, and the proportional three-way valve is controlled according to the water temperature of an engine and the water inlet temperature of a PTC heater, so that the problem of abrupt change of the temperature of an air outlet in the starting and stopping process of the engine of a hybrid electric vehicle is solved. However, the control logic is simpler, only controls the start-stop mode of the engine, and cannot be applied to the electric vehicle thermal management system.
Disclosure of Invention
Aiming at the defects or improvement demands of the prior art, the invention provides a proportional three-way valve control method and device for a thermal management system of a pure electric vehicle, which ensure the optimality of battery temperature and the comfort of a passenger cabin in different modes.
In order to achieve the above object, according to one aspect of the present invention, there is provided a proportional three-way valve control method of a thermal management system of a pure electric vehicle, comprising:
according to the condition judgment in the driving process, combining the passenger cabin thermal management state and the battery thermal management state to obtain different driving modes;
and determining the heating requirements of the passenger cabin and the battery according to different driving modes, and controlling the proportional three-way valve according to the heating requirements of the passenger cabin and the battery under different driving modes.
In some alternative embodiments, determining the passenger compartment thermal management state comprises: PTC heating-free and compressor-free heat pump, PTC heating-free or compressor-free heat pump;
determining battery thermal management state output: with PTC heating or with compressor heat pump, without PTC heating and without compressor heat pump.
In some optional embodiments, the combining the passenger cabin thermal management state and the battery thermal management state according to the condition determination during driving to obtain different driving modes includes:
combining the passenger cabin thermal management state and the battery thermal management state to obtain four driving modes, including: state a: the passenger cabin is free of PTC heating and free of a compressor heat pump, and the battery is provided with the PTC heating or the compressor heat pump; state B: the passenger cabin is provided with a PTC heating or compressor heat pump, and the battery is provided with a PTC heating or compressor heat pump; state C: the passenger cabin is provided with a PTC heating or compressor heat pump, and the battery is provided with no PTC heating or compressor heat pump; state D: others.
In some alternative embodiments, when state a is entered, the passenger compartment has no heating demand, no PTC heating nor no heat pump demand, the battery has heating demand, PTC heating or compressor heat pump, and state a is the battery pack alone heating, then the 1 and 2 ports of the proportional three-way valve are controlled to be all on.
In some alternative embodiments, when entering state B, the passenger compartment has a heating demand and the battery also has a heating demand, adjusted according to the PTC water temperature, the warm air core inlet target water temperature and the battery pack inlet target water temperature, the battery pack water temperature, and the proportional three-way valve.
In some alternative embodiments, the three-way valve according to the PTC water temperature, the warm air core inlet target water temperature and the battery pack inlet target water temperature, the battery pack water temperature is adjusted, comprising:
when the state B is entered, the proportional three-way valve is stopped at an initial position, when the temperature of the water at the PTC outlet is larger than or equal to the target temperature of the water at the inlet of the warm air core body plus a first preset temperature value, if the temperature of the water at the inlet of the battery pack is smaller than the target temperature of the water at the inlet of the warm air core body minus a second preset temperature value, the opening of the proportional three-way valve is controlled to be reduced according to the preset duty ratio of a preset period; if the inlet water temperature of the battery pack is between the target water temperature of the inlet of the warm air core body and the second preset temperature value and the target inlet water temperature of the warm air core body plus the second preset value, controlling the proportional three-way valve to keep the current duty ratio unchanged; if the inlet water temperature of the battery pack is larger than the target water temperature of the inlet of the warm air core body and the second preset temperature value, controlling the proportional three-way valve to increase according to the preset duty ratio of the preset period;
when the temperature of the PTC outlet water is smaller than the target temperature of the inlet of the warm air core body plus a first preset temperature value, the proportional three-way valve is controlled to keep the current opening unchanged.
In some alternative embodiments, when state C is entered, the passenger compartment has a heating demand and the battery is not required, controlling the proportional three-way valve to a fixed opening, and the 2 and 3 ports of the proportional three-way valve are all open.
In some alternative embodiments, when state D is entered, there is no heating demand for both the passenger compartment and the battery, the three-way valve opening is controlled to a fixed opening, and the duty cycle is a first preset duty cycle.
According to another aspect of the present invention, there is provided a proportional three-way valve control device of a thermal management system of a pure electric vehicle, including:
the mode determining module is used for judging according to the conditions in the driving process, and combining the passenger cabin thermal management state and the battery thermal management state to obtain different driving modes;
and the control module is used for determining the heating requirements of the passenger cabin and the battery according to different driving modes, and further controlling the proportional three-way valve according to the heating requirements of the passenger cabin and the battery under different driving modes.
According to another aspect of the present invention there is provided a computer readable storage medium having stored thereon a computer program which when executed by a processor performs the steps of any of the methods described above.
In general, the above technical solutions conceived by the present invention, compared with the prior art, enable the following beneficial effects to be obtained:
according to the invention, the opening degree of the proportional three-way valve is controlled, so that the comfort of the passenger cabin and the battery can be met and the battery can be kept at the optimal temperature under the heating requirements of the passenger cabin and the battery, the highest efficiency is achieved, and the temperature optimality of the battery and the comfort of the passenger cabin under different modes are ensured.
Drawings
Fig. 1 is a schematic flow chart of a proportional three-way valve control method of a thermal management system of a pure electric vehicle according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a proportional three-way valve connection of a thermal management system of a pure electric vehicle according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a proportional three-way valve control device of a thermal management system of a pure electric vehicle according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
In the examples of the present invention, "first," "second," etc. are used to distinguish between different objects, and are not used to describe a particular order or sequence.
As shown in fig. 1, a control method of a proportional three-way valve of a thermal management system of a pure electric vehicle includes:
s101: according to the condition judgment in the driving process, combining the passenger cabin thermal management state and the battery thermal management state to obtain different driving modes;
s102: and determining the heating requirements of the passenger cabin and the battery according to different driving modes, and controlling the proportional three-way valve according to the heating requirements of the passenger cabin and the battery under different driving modes.
In the embodiment of the present invention, step S101 may be implemented by:
judging according to conditions in the driving process, wherein the passenger cabin thermal management state comprises: PTC heating-free and compressor-free heat pump, PTC heating-free or compressor-free heat pump; battery thermal management state output: PTC heating or compressor heat pump, PTC heating-free and compressor-free heat pump; the passenger compartment thermal management state is combined with the battery thermal management state: 1. the passenger cabin is not provided with PTC heating and is not provided with a compressor heat pump, and the battery is provided with PTC heating or the compressor heat pump is in a state A; 2. the passenger cabin is provided with a PTC heating or compressor heat pump, and the battery is provided with the PTC heating or compressor heat pump in a state B; 3. the passenger cabin is provided with a PTC heating or compressor heat pump, the battery is not provided with PTC heating and the compressor heat pump is in a state C; 4. the others are state D.
In the embodiment of the present invention, as shown in fig. 2, step S102 may be implemented by:
when the passenger cabin is in the state A, no heating requirement exists, no PTC heating or no heat pump requirement exists, the battery has a heating requirement, the PTC heating or the compressor heat pump is used for heating the battery pack independently, and the 1 end and the 2 end of the three-way valve are all communicated;
when entering the state B, the passenger cabin has a heating requirement and the battery also has a heating requirement, namely, the passenger cabin is heated simultaneously, so that the proportional three-way valve is adjusted according to the PTC water temperature, the target water temperature of the inlet of the warm air core body, the target water temperature of the inlet of the battery pack and the water temperature of the battery pack, and the specific adjusting process is as follows:
when the state B is entered, the proportional three-way valve is stopped at an initial position, wherein the initial position can be calibrated and is tentatively set to 15%;
when the temperature of the PTC outlet water is greater than or equal to the target temperature of the inlet water of the warm air core body plus a first preset temperature value (such as 3 ℃), the temperature is regulated according to the following strategy:
when the inlet water temperature of the battery pack is smaller than the target water temperature of the inlet of the warm air core body and a second preset temperature value (such as 1 ℃), the opening of the proportional three-way valve is reduced according to the speed of a preset duty ratio (such as 5% and calibratable) of each preset period (such as 20s and calibratable); when the inlet water temperature of the battery pack is between the target water temperature of the inlet of the warm air core body and a second preset temperature value (such as 1 ℃) and the target water temperature of the inlet of the warm air core body and the second preset temperature value (such as 1 ℃), the three-way valve keeps the current duty ratio unchanged; when the inlet water temperature of the battery pack is greater than the target water temperature of the inlet of the warm air core body and a second preset temperature value (such as 1 ℃), the proportional three-way valve increases according to the preset duty ratio (5% and calibratable) rate of a preset period (each 20s and calibratable);
when the temperature of the PTC outlet water is smaller than the target temperature of the inlet of the warm air core body plus a first preset temperature value (such as 3 ℃), the current opening of the proportional three-way valve is kept unchanged;
when the passenger cabin is in the state C, the heating requirement exists, the battery is not required, at the moment, the three-way valve is of a fixed opening degree, and the 2 and 3 ports are all communicated, wherein the fixed opening degree is a calibration value, and as an exemplary example, 0 can be taken in the embodiment of the invention;
when the state D is entered, the passenger cabin and the battery are not required to be heated, the opening of the three-way valve is a fixed opening, and the duty ratio is a first preset duty ratio (such as 50%, and can be calibrated).
As shown in fig. 3, a proportional three-way valve control device of a thermal management system of a pure electric vehicle includes:
the mode determining module 301 is configured to determine according to conditions in a driving process, combine a passenger cabin thermal management state and a battery thermal management state, and obtain different driving modes;
the control module 302 is configured to determine heating requirements of the passenger compartment and the battery according to different driving modes, and further control the proportional three-way valve according to the heating requirements of the passenger compartment and the battery in different driving modes.
The specific implementation of each module may refer to the description of the method embodiment, and the embodiment of the present invention will not be repeated.
It should be noted that each step/component described in the present application may be split into more steps/components, or two or more steps/components or part of the operations of the steps/components may be combined into new steps/components, as needed for implementation, to achieve the object of the present invention.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. A control method of a proportional three-way valve of a thermal management system of a pure electric vehicle is characterized by comprising the following steps:
according to the condition judgment in the driving process, combining the passenger cabin thermal management state and the battery thermal management state to obtain different driving modes;
and determining the heating requirements of the passenger cabin and the battery according to different driving modes, and controlling the proportional three-way valve according to the heating requirements of the passenger cabin and the battery under different driving modes.
2. The method of claim 1, wherein determining a passenger compartment thermal management state comprises: PTC heating-free and compressor-free heat pump, PTC heating-free or compressor-free heat pump;
determining battery thermal management state output: with PTC heating or with compressor heat pump, without PTC heating and without compressor heat pump.
3. The method of claim 2, wherein combining the passenger compartment thermal management state and the battery thermal management state according to the condition determination during driving to obtain different driving modes comprises:
combining the passenger cabin thermal management state and the battery thermal management state to obtain four driving modes, including: state a: the passenger cabin is free of PTC heating and free of a compressor heat pump, and the battery is provided with the PTC heating or the compressor heat pump; state B: the passenger cabin is provided with a PTC heating or compressor heat pump, and the battery is provided with a PTC heating or compressor heat pump; state C: the passenger cabin is provided with a PTC heating or compressor heat pump, and the battery is provided with no PTC heating or compressor heat pump; state D: others.
4. A method according to claim 3, wherein when state a is entered, no heating of the passenger compartment and no PTC heating or no heat pump is required, no heating of the battery is required, PTC heating or compressor heat pump is required, and state a is the battery pack alone, then the 1 and 2 ports of the proportional three way valve are controlled to be fully open.
5. A method according to claim 3, wherein when entering state B, the passenger compartment has a heating demand and the battery has a heating demand, the three-way valve being adjusted according to the PTC water temperature, the warm air core inlet target water temperature and the battery pack inlet target water temperature, the battery pack water temperature.
6. The method of claim 5, wherein said adjusting the proportional three-way valve based on the PTC water temperature, the warm air core inlet target water temperature and the battery pack inlet target water temperature, the battery pack water temperature comprises:
when the state B is entered, the proportional three-way valve is stopped at an initial position, when the temperature of the water at the PTC outlet is larger than or equal to the target temperature of the water at the inlet of the warm air core body plus a first preset temperature value, if the temperature of the water at the inlet of the battery pack is smaller than the target temperature of the water at the inlet of the warm air core body minus a second preset temperature value, the opening of the proportional three-way valve is controlled to be reduced according to the preset duty ratio of a preset period; if the inlet water temperature of the battery pack is between the target water temperature of the inlet of the warm air core body and the second preset temperature value and the target inlet water temperature of the warm air core body plus the second preset value, controlling the proportional three-way valve to keep the current duty ratio unchanged; if the inlet water temperature of the battery pack is larger than the target water temperature of the inlet of the warm air core body and the second preset temperature value, controlling the proportional three-way valve to increase according to the preset duty ratio of the preset period;
when the temperature of the PTC outlet water is smaller than the target temperature of the inlet of the warm air core body plus a first preset temperature value, the proportional three-way valve is controlled to keep the current opening unchanged.
7. A method according to claim 3, wherein when state C is entered, the passenger compartment has a heating demand and the battery is not required, the proportional three-way valve is controlled to a fixed opening, and the 2 and 3 ports of the proportional three-way valve are all open.
8. A method according to claim 3, wherein when entering state D, there is no heating demand for both the passenger compartment and the battery, the three-way valve opening is controlled to a fixed opening, and the duty cycle is a first preset duty cycle.
9. The utility model provides a pure electric vehicles thermal management system proportion three-way valve controlling means which characterized in that includes:
the mode determining module is used for judging according to the conditions in the driving process, and combining the passenger cabin thermal management state and the battery thermal management state to obtain different driving modes;
and the control module is used for determining the heating requirements of the passenger cabin and the battery according to different driving modes, and further controlling the proportional three-way valve according to the heating requirements of the passenger cabin and the battery under different driving modes.
10. A computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the steps of the method according to any one of claims 1 to 8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310649798.1A CN116512868A (en) | 2023-06-01 | 2023-06-01 | Control method and device for proportional three-way valve of thermal management system of pure electric vehicle |
| PCT/CN2023/118299 WO2024244203A1 (en) | 2023-06-01 | 2023-09-12 | Control method and device for proportional three-way valve of thermal management system of pure electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310649798.1A CN116512868A (en) | 2023-06-01 | 2023-06-01 | Control method and device for proportional three-way valve of thermal management system of pure electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116512868A true CN116512868A (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310649798.1A Pending CN116512868A (en) | 2023-06-01 | 2023-06-01 | Control method and device for proportional three-way valve of thermal management system of pure electric vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN116512868A (en) |
| WO (1) | WO2024244203A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024244203A1 (en) * | 2023-06-01 | 2024-12-05 | 东风汽车集团股份有限公司 | Control method and device for proportional three-way valve of thermal management system of pure electric vehicle |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4435350B2 (en) * | 1999-12-28 | 2010-03-17 | 富士重工業株式会社 | Air conditioner for vehicles |
| CN112993443A (en) * | 2019-12-16 | 2021-06-18 | 北京宝沃汽车股份有限公司 | Control method, medium, and device for electric vehicle |
| CN215322103U (en) * | 2021-04-19 | 2021-12-28 | 奇瑞汽车股份有限公司 | Thermal management system of plug-in hybrid electric vehicle in pure EV mode |
| CN114670715B (en) * | 2021-11-22 | 2024-08-20 | 北京新能源汽车股份有限公司 | Heating control method and device for electric automobile |
| CN115366751A (en) * | 2022-08-12 | 2022-11-22 | 广汽埃安新能源汽车有限公司 | Heating control method and device for electric automobile |
| CN116160916A (en) * | 2023-03-30 | 2023-05-26 | 中国第一汽车股份有限公司 | Electric automobile whole automobile thermal management method, device, equipment and storage medium |
| CN116512868A (en) * | 2023-06-01 | 2023-08-01 | 东风汽车集团股份有限公司 | Control method and device for proportional three-way valve of thermal management system of pure electric vehicle |
-
2023
- 2023-06-01 CN CN202310649798.1A patent/CN116512868A/en active Pending
- 2023-09-12 WO PCT/CN2023/118299 patent/WO2024244203A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024244203A1 (en) * | 2023-06-01 | 2024-12-05 | 东风汽车集团股份有限公司 | Control method and device for proportional three-way valve of thermal management system of pure electric vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024244203A1 (en) | 2024-12-05 |
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