CN215662851U - Electric automobile and cold and hot management system thereof - Google Patents
Electric automobile and cold and hot management system thereof Download PDFInfo
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- CN215662851U CN215662851U CN202122073856.XU CN202122073856U CN215662851U CN 215662851 U CN215662851 U CN 215662851U CN 202122073856 U CN202122073856 U CN 202122073856U CN 215662851 U CN215662851 U CN 215662851U
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- 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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Abstract
The utility model discloses an electric automobile and a cold and heat management system thereof, wherein the cold and heat management system of the electric automobile comprises an air conditioning unit, an automobile battery cell temperature adjusting unit and a first water tank, the automobile battery cell temperature adjusting unit is arranged at the bottom of the electric automobile and is used for adjusting the battery cell temperature and the temperature of a passenger cabin, the automobile battery cell temperature adjusting unit is in fluid communication with the first water tank through a first pipeline, and the first pipeline passes through the air conditioning unit and exchanges heat with the air conditioning unit, so that the battery cell temperature and the temperature of the passenger cabin of the electric automobile are adjusted. The utility model improves the air-conditioning type blowing mode of the traditional automobile, overcomes the problems of large wind speed and poor temperature uniformity of the traditional automobile cold and heat management system, and improves the comfort of passengers.
Description
Technical Field
The utility model relates to the technical field of automobile heating equipment, in particular to an electric automobile and a cold and heat management system thereof.
Background
In recent years, the material life of people is continuously improved, along with the rapid development of the automobile industry, the requirement of people on the degree of the comfort degree of an automobile is higher and higher, in cold winter, people pay more attention to heating, but at present, no matter a passenger compartment of a traditional fuel oil vehicle or a new energy electric vehicle is refrigerated or heated, an air-conditioning type blowing mode is adopted, although the mode has the advantage of reaching the set temperature in a short time, the problems of high wind speed and poor temperature uniformity exist, and the problem of poor comfort of passengers is often caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an electric automobile and a cold and heat management system thereof, which at least solve the problems of high air speed, poor temperature uniformity and poor passenger comfort when air conditioning type blowing is used for heating or cooling in the prior art.
The first purpose of the utility model is to provide a cooling and heating management system for an electric automobile, comprising:
an air conditioning unit;
a first water tank; and
the automobile battery cell temperature adjusting unit is arranged at the bottom of the electric automobile and used for adjusting the temperature of the battery cell and the temperature of the passenger cabin, wherein
The automobile battery core temperature adjusting unit is in fluid communication with the first water tank through a first pipeline, and the first pipeline passes through the air conditioning unit and exchanges heat with the air conditioning unit, so that the temperature of the battery core of the electric automobile and the temperature of the passenger compartment are adjusted.
In one embodiment, the electric vehicle thermal management system further includes a heating unit for heating the battery cell and the passenger compartment.
In one embodiment, the heating unit is a warm wire, the automobile core temperature adjusting unit is arranged below a chassis of the electric automobile, and the warm wire is arranged above the chassis of the automobile.
In one embodiment, the heating unit is a water heating unit of the whole vehicle, and the water heating unit of the whole vehicle is in fluid communication with the first pipeline and is provided with a valve.
In one embodiment, the electric vehicle is an oil-electric hybrid vehicle, the heating unit includes a coolant that is heated after passing through an engine in an engine cooling system, and the coolant flows along a third pipeline and exchanges heat with the first pipeline through a first heat exchanger so as to heat fluid in the first pipeline.
In one embodiment, the heating unit comprises a solar water heater in fluid communication with the first line via a fourth line and provided with a valve.
In one embodiment, the air conditioning unit comprises a heat pump air conditioner, and the automobile cell temperature adjusting unit is heated and cooled by the heat pump air conditioner.
In one embodiment, the air conditioning unit includes a compressor, a condenser, an evaporator, and a reservoir, the first conduit passing through and in heat exchange relationship with the evaporator.
In one embodiment, the electric vehicle cooling-heating management system further includes a second heat exchanger, the evaporator and the compressor are connected by a second pipeline, and the second heat exchanger is disposed between the first pipeline and the second pipeline.
A second object of the present invention is to provide an electric vehicle, comprising:
the electric automobile cold and heat management system according to any one of above-mentioned.
In one embodiment, further comprising:
the liquid cooling plate is arranged above the battery cell and forms a whole vehicle bottom plate of the electric vehicle, a cavity is arranged inside the whole vehicle bottom plate, and the first pipeline is communicated with the cavity fluid or communicated with a pipeline fluid arranged in the cavity.
In one embodiment, further comprising:
and the high-thermal-conductivity-coefficient carpet is laid on the upper surface of the liquid cooling plate.
In one embodiment, the liquid cooled panels are integrated cold panels formed by friction welding multiple extruded profiles, integral casting, or laser welding profiles to sheet material.
The electric automobile and the cold and heat management system thereof have high comfort, have small wind speed compared with the air-conditioning type blowing mode of the existing automobile, have uniform temperature in the carriage, and meet the health care principle of 'warm and cool feet' in the traditional Chinese medicine. In addition, the temperature range of heating or cooling of the electric core in the electric automobile accords with the temperature range of refrigerating or heating of the passenger compartment, resources are reasonably utilized, and energy waste is avoided. The passenger cabin is heated or cooled while the battery core is actively heated or actively cooled, and the method is very suitable for being applied to remote control preheating and precooling. In addition, for hybrid vehicle type and extended range electric vehicle type, make full use of engine assembly carries out the temperature regulation of electricity core or ground heating, the utilization of heat source and cold source is more abundant.
Drawings
Fig. 1 is a schematic flow chart of an electric vehicle thermal management system according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an electric vehicle according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the utility model can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the present invention, but are merely intended to illustrate the spirit of the technical solution of the present invention.
In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.
Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In the following description, for the purposes of clearly illustrating the structure and operation of the present invention, directional terms will be used, but terms such as "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be construed as words of convenience and should not be construed as limiting terms.
In the prior art, an air-conditioning type air blowing mode is adopted for temperature regulation of a passenger compartment of a traditional fuel vehicle or a new energy vehicle, and although the set temperature can be reached in a short time, the problem of poor comfort of passengers is often caused by the problems of large wind speed and poor temperature uniformity.
The utility model provides an electric automobile cold and heat management system which comprises an air conditioning unit, an automobile battery core temperature adjusting unit and a first water tank. The automobile battery cell temperature adjusting unit is arranged at the bottom of the electric automobile, for example, the automobile battery cell temperature adjusting unit is arranged above a chassis of the electric automobile, below the chassis of the electric automobile or inside the chassis of the electric automobile and used for adjusting battery cell temperature and passenger compartment temperature, namely, the battery cell is integrated into the automobile battery cell temperature adjusting unit integrated into the heat management system of the whole automobile scheme by the upper cover, and the automobile battery cell temperature adjusting unit is also used as a whole automobile floor. The automobile battery core temperature adjusting unit is communicated with the first water tank through a first pipeline fluid, and the first pipeline passes through the air conditioning unit and exchanges heat with the air conditioning unit, so that the battery core temperature and the passenger compartment temperature of the electric automobile are adjusted. This electric automobile cold and hot management system both can heat management electric core and also can heat the car floor heating of managing passenger cabin simultaneously, and is more abundant to the utilization of the energy, compares traditional formula of blowing vehicle air conditioner in addition, and the travelling comfort is greatly improved. The following describes an electric vehicle thermal management system according to an embodiment of the present invention with reference to fig. 1.
As shown in fig. 1, the electric vehicle cooling and heating management system includes an air conditioning unit 10, a vehicle core temperature adjusting unit 30, and a first water tank 40. The automobile cell temperature adjusting unit 30 is disposed at the bottom of the electric automobile 100, and is configured to adjust the temperature of the battery cell 60 and the temperature of the passenger compartment S. In some embodiments, the automobile cell temperature adjusting unit 30 is disposed above the chassis of the electric automobile 100, below the chassis of the electric automobile 100, or inside the chassis of the electric automobile 100. The automobile cell temperature adjusting unit 30 is in fluid communication with the first water tank 40 through a first pipe 71, and the first pipe 71 passes through the air conditioning unit 10 and exchanges heat with the air conditioning unit 10, thereby adjusting the temperature of the battery cell 60 of the electric automobile 100 and the temperature of the space in the passenger compartment S. When the temperature of the space in the battery cell 60 and the passenger compartment S needs to be adjusted, the air conditioning unit 10 is operated, the air conditioning unit 10 performs a temperature adjusting function, and the liquid in the first water tank 40 provides fluid for the first pipeline 71. After the air conditioning unit 10 operates, the first pipeline 71 exchanges heat with the air conditioning unit 10 through the air conditioning unit, and at this time, the fluid in the first pipeline 71 gradually reaches a required temperature and transfers heat to the automobile cell temperature adjusting unit 30 along with the first pipeline 71, so that the effect of adjusting the temperature of the battery cell 60 of the electric automobile 100 and the space temperature in the passenger compartment S is achieved.
Alternatively, the air conditioning unit 10 may be an air conditioning unit with only a refrigeration effect, and at this time, the electric vehicle thermal management system can only cool the temperature of the battery cell 60 and the temperature of the passenger compartment S. In other embodiments, the air conditioning unit 10 may also be a heat pump air conditioner, and the electric vehicle cooling and thermal management system can cool the temperature of the battery cell 60 and the temperature of the passenger compartment S and can also heat the battery cell. The above-described embodiments do not depart from the scope of the present invention, and those skilled in the art can select them according to actual needs.
In another embodiment, the air conditioning unit of the thermal management system of the electric vehicle may be temperature-adjusted by the compressor, the condenser, the evaporator and the liquid storage tank without departing from the scope of the present invention. Referring to fig. 1, the air conditioning unit 10 includes a compressor 11, a condenser 12, an evaporator 13, and a receiver (not shown), and the compressor 11, the condenser 12, the receiver, and the evaporator 13 are sequentially in fluid communication via a second line 72. When the air conditioning unit 10 is used for cooling, the compressor 11 compresses the gaseous refrigerant in the liquid storage tank into a high-temperature high-pressure gaseous state, then the gaseous refrigerant is sent to the condenser 12 through the second pipeline 72 to be a normal-temperature high-pressure liquid refrigerant after being radiated, and then the liquid refrigerant enters the evaporator 13 through the second pipeline 72, the space is suddenly increased and the pressure is reduced after entering the evaporator 13, the liquid refrigerant is vaporized to become a gaseous low temperature so as to absorb a large amount of heat, the evaporator 13 is cooled, the temperature of the fluid in the first pipeline 71 passing through the evaporator 13 is also reduced, so that the temperature of the automobile electric core temperature adjusting unit 30 is also reduced, and the effects of reducing the temperature of the electric core 60 of the electric automobile 100 and the space temperature in the passenger compartment S are achieved.
Optionally, the electric vehicle cooling and heating management system may further include a second heat exchanger, and the air conditioning unit adjusts the temperature of the vehicle battery core temperature adjusting unit by disposing the second heat exchanger between the first pipeline and the second pipeline, without departing from the scope of the present invention. Through setting up the second heat exchanger, the heat transfer loss between air conditioning unit and the first pipeline is littleer to temperature regulation's effect is better, efficiency is higher. Specifically, the air conditioning unit comprises a compressor, a condenser, an evaporator and a liquid storage tank, and the compressor, the condenser, the liquid storage tank and the evaporator are sequentially communicated with one another through a second pipeline. When the air conditioning unit refrigerates, the compressor compresses gaseous refrigerant in the liquid storage tank into high-temperature high-pressure gaseous state, then the gaseous refrigerant is sent to the condenser through the second pipeline to be normal-temperature high-pressure liquid refrigerant after being radiated, then the gaseous refrigerant enters the evaporator through the second pipeline, the space is suddenly increased after entering the evaporator, the pressure is reduced, the liquid refrigerant is vaporized, the gaseous refrigerant is changed into low temperature, so that a large amount of heat is absorbed, the evaporator is cooled, the temperature of fluid in the second pipeline is reduced, the second heat exchanger is arranged between the first pipeline and the second pipeline, the temperature of the fluid in the second pipeline is transmitted to the fluid in the first pipeline through the second heat exchanger, the temperature is transmitted to the automobile electric core temperature adjusting unit through the fluid in the first pipeline, and the effects of reducing the temperature of the electric automobile electric core and the space temperature in the passenger compartment are achieved.
In another embodiment, referring to fig. 1, the electric vehicle cooling and heat management system may further include a fan 15, a radiator 16, a valve 17, and a second electric valve 18. The fan 15 is provided to dissipate heat from the condenser 12, the valve 17 is provided on the second pipeline 72 to pressurize and convey the fluid passing through the second pipeline 72, and the radiator 16 is connected to the first pipeline 71 through the second electric valve 18 to enter the electric vehicle cooling and heating management system so as to dissipate heat from the fluid in the first pipeline 71. The above embodiments do not depart from the scope of the present invention, and those skilled in the art can make the arrangements as needed.
In other embodiments, referring to FIG. 1, the electric vehicle thermal and cooling management system further includes a HAVC system 81 having the valve 14 and the valve 82, the valve 14, the valve 82 and the HAVC system 81 being connected by a fifth conduit 73 into fluid communication with the second conduit 72. It is to be understood that the HAVC system 81 is provided for the purpose of providing thermal ventilation and air conditioning, and that the valve 14, the HAVC system 81 and the valve 82 are not necessary and can be set by a person skilled in the art according to the actual requirements.
In another embodiment, referring to fig. 1, the electric vehicle thermal management system may further include a pump 50, the pump 50 is disposed in the first pipeline 71 and is in fluid communication with the first pipeline 71, and the pump 50 is disposed to convey the fluid in the first pipeline 71, so that the fluid in the first pipeline 71 flows more sufficiently and the temperature of the vehicle temperature adjustment unit is transferred more sufficiently. It is understood that the technical solution does not depart from the scope of the present invention, and those skilled in the art can make the arrangement according to actual needs.
In another embodiment, the thermal management system of the electric vehicle may further include a heating unit for heating the battery cell and the passenger compartment without departing from the scope of the present invention. The independent heating unit is arranged, so that the heating effect of the electric automobile cold and heat management system is more obvious, the efficiency is better, the electric automobile cold and heat management system can be more suitable for the lower environment of temperature, and the better heating effect is obtained. The heating unit may adopt a whole vehicle water heating unit, referring to fig. 1, the electric vehicle cooling and heating management system includes a whole vehicle water heating unit 20, the whole vehicle water heating unit 20 is in fluid communication with the first pipeline 71 and is provided with a valve, when the temperature of the battery cell 60 of the electric vehicle 100 and the space temperature in the passenger compartment S need to be heated, the valve is opened and the whole vehicle water heating unit 20 starts to work, the whole vehicle water heating unit 20 heats the fluid in the first pipeline 71, the heat is transferred to the vehicle battery cell temperature adjusting unit 30 through the fluid in the first pipeline 71, thereby achieving the effect of heating the temperature of the battery cell 60 of the electric vehicle 100 and the space temperature in the passenger compartment S.
In addition, the heating unit can also realize heating of the temperature of the battery core of the electric automobile and the space temperature in the passenger cabin by adopting a mode of electric heating wire floor heating without departing from the scope of the utility model. The electric heating wire floor heating system has the advantage of fast temperature rise, so that the heating time of the electric automobile cold and heat management system is greatly shortened. Specifically, warm up the electricity with warm silk and set up in vehicle chassis's top, car electricity core temperature regulation unit sets up in electric automobile's chassis below, when needs heat the temperature of electric automobile's electric core and the space temperature in the passenger cabin, open warm silk and warm up, then warm up warm silk and begin to heat up and come to heat up electric automobile's electric core through contacting with car electricity core temperature regulation unit, and heat up through the temperature in air contact to electric automobile's passenger cabin.
In another embodiment, if the electric vehicle is a hybrid electric vehicle, the heating unit uses the hot water of the hybrid engine to realize the heating function without departing from the scope of the present invention. The heating is realized by utilizing the hot water of the hybrid engine, so that the heat source is utilized more fully, and the waste of energy is avoided. Specifically, the heating unit comprises a coolant which is heated after passing through the engine in the engine cooling system, the coolant flows along the third pipeline and exchanges heat with the first pipeline through the first heat exchanger, so that the fluid in the first pipeline is heated in this way, and the fluid in the first pipeline transfers heat to the automobile battery cell temperature adjusting unit, so that the effect of heating the temperature of the battery cell of the electric automobile and the space temperature in the passenger compartment is achieved.
Alternatively, the heating unit may also be a solar water heater, without departing from the scope of the utility model. By adopting the solar water heater, the heating effect of the electric automobile cold and heat management system can be realized by utilizing solar energy, renewable energy sources are fully utilized, the energy consumption of the electric automobile cannot be increased, and the cost is saved. Specifically, the solar water heater can be in fluid communication with the electric automobile and the first pipeline through the fourth pipeline and is provided with a valve, the solar water heater heats fluid in the fourth pipeline through utilization of solar energy, and the heated fluid in the fourth pipeline transfers heat to the fluid in the first pipeline so as to bring the heat to the automobile battery core temperature adjusting unit, so that the effect of heating the temperature of the battery core of the electric automobile and the space temperature in the passenger compartment is achieved.
The utility model also provides an electric automobile which comprises the electric automobile cold and heat management system, the electric automobile cold and heat management system comprises an air conditioning unit, an automobile battery cell temperature adjusting unit and a first water tank, the automobile battery cell temperature adjusting unit is arranged at the bottom of the electric automobile, for example, arranged above a chassis of the electric automobile, below the chassis of the electric automobile or inside the chassis of the electric automobile and used for adjusting the battery cell temperature and the temperature of a passenger compartment, namely, the heat management system with the battery cell integrated into the whole automobile scheme adopts the automobile battery cell temperature adjusting unit integrated by the upper cover, and the automobile battery cell temperature adjusting unit is also used as the whole automobile floor. The automobile battery core temperature adjusting unit is communicated with the first water tank through a first pipeline fluid, and the first pipeline passes through the air conditioning unit and exchanges heat with the air conditioning unit, so that the battery core temperature and the passenger compartment temperature of the electric automobile are adjusted. Be equipped with electric core on electric automobile chassis, electric core top is equipped with the liquid cooling board, and the liquid cooling board constitutes electric automobile's whole car floor and is equipped with the cavity in inside, first pipeline and cavity fluid intercommunication or with the pipeline fluid intercommunication that sets up in the cavity, the liquid cooling board carries out temperature regulation to electric core and passenger cabin under electric automobile cold and hot management system's regulation. This electric automobile cold and hot management system both can heat management electric core and also can heat the car floor heating of managing passenger cabin simultaneously, and is more abundant to the utilization of the energy, and this electric automobile compares traditional car, and the passenger travelling comfort is greatly improved.
As shown in fig. 2, the electric vehicle provided by the present invention includes an electric vehicle cooling and heating management system, a battery cell (not shown) is disposed on a chassis, a liquid cooling plate 90 in fluid communication with the electric vehicle cooling and heating management system is disposed above the battery cell (not shown), and the liquid cooling plate 90 is adjusted by the electric vehicle cooling and heating management system to adjust the temperature. Specifically, the electric vehicle cooling and heating management system includes an air conditioning unit, a vehicle temperature adjusting unit (not shown), and a first water tank (not shown). The automobile battery cell temperature adjusting unit is arranged above a chassis of the electric automobile, and the battery cell of the electric automobile is integrated below the chassis of the electric automobile and is in contact with the automobile battery cell temperature adjusting unit. A first conduit 71 fluidly communicates the automotive cell temperature conditioning unit with the first water tank. The air conditioning unit includes a compressor 11, a condenser 12, an evaporator 13, and a receiver tank 19, and the compressor 11, the condenser 12, the receiver tank 19, and the evaporator 13 are sequentially in fluid communication via a second conduit 72. The first pipeline 71 passes through the evaporator 13 and exchanges heat with the evaporator 13, so that the air conditioning unit can perform temperature regulation to refrigerate the battery cell below the chassis of the automobile and the automobile temperature regulation unit above the chassis of the automobile. The liquid cooling plate 90 is arranged above the chassis of the electric automobile to form a whole automobile bottom plate, a cavity is arranged in the liquid cooling plate 90, and the first pipeline 71 is in fluid communication with the cavity, so that the temperature of the liquid cooling plate 90 is adjusted by the electric automobile cold and heat management system, and then the temperature of the battery core and the passenger compartment is adjusted.
It should be understood that the electric vehicle provided by the present invention is not limited to the technical solution shown in fig. 2, and the technical solutions of the cooling and heating management system of the electric vehicle mentioned in the above description can be placed in the electric vehicle provided by the present invention without departing from the scope of the present invention.
In addition, in the implementation mode, a carpet with high heat conductivity coefficient can be laid on the upper surface of the liquid cooling plate, so that heat dissipation of the hot and cold plates is facilitated, and the efficiency of regulating the temperature of the passenger compartment is improved. It is understood that the technical solution does not depart from the scope of the present invention, and those skilled in the art can make the arrangement according to actual needs.
Optionally, the liquid cooling plate is an integrated cold plate, the integrated cold plate can be formed by friction welding of a plurality of extruded profiles, integral casting or laser welding of profiles and plates, and the liquid cooling plate can be selected by a person skilled in the art according to actual needs.
The above examples are merely illustrative of the preferred aspects of the present invention and are not intended to limit the present invention.
The utility model solves the problems of large air speed, poor temperature uniformity and poor passenger comfort when the air conditioning type blowing is used for heating or refrigerating in the prior art. Compared with the similar research and product achievements in China, the electric automobile and the cold and heat management system thereof have high comfort, have small wind speed compared with the existing air-conditioning type blowing mode of the automobile, have uniform temperature in the carriage and meet the health care principle of 'warm feet and cool heads' in the traditional Chinese medicine. In addition, the temperature range of the cooling liquid for heating or cooling the electric core in the electric automobile accords with the refrigerating or heating temperature range of the passenger compartment, and resources are reasonably utilized to avoid energy waste. The passenger cabin is heated or cooled while the battery core is actively heated or actively cooled, and the method is very suitable for being applied to remote control preheating and precooling. In addition, for hybrid vehicle type and extended range electric vehicle type, make full use of engine assembly carries out the temperature regulation of electricity core or ground heating, the utilization of heat source and cold source is more abundant.
While the preferred embodiments of the present invention have been illustrated and described in detail, it should be understood that various changes and modifications of the utility model can be effected therein by those skilled in the art after reading the above teachings of the utility model. Such equivalents are intended to fall within the scope of the claims appended hereto.
Claims (13)
1. The utility model provides an electric automobile cold and hot management system which characterized in that includes:
an air conditioning unit;
a first water tank; and
the automobile battery cell temperature adjusting unit is arranged at the bottom of the electric automobile and used for adjusting the temperature of the battery cell and the temperature of the passenger cabin, wherein
The automobile battery core temperature adjusting unit is in fluid communication with the first water tank through a first pipeline, and the first pipeline passes through the air conditioning unit and exchanges heat with the air conditioning unit, so that the temperature of the battery core of the electric automobile and the temperature of the passenger compartment are adjusted.
2. The electric vehicle cooling-heating management system according to claim 1, further comprising a heating unit for heating the battery cell and the passenger compartment.
3. The electric vehicle cooling-heating management system of claim 2, wherein the heating unit is a warm wire, the vehicle cell temperature adjusting unit is disposed below a chassis of the electric vehicle, and the warm wire is disposed above the chassis of the vehicle.
4. The thermal management system of claim 2, wherein the heating unit is a vehicle water heating unit in fluid communication with the first conduit and having a valve.
5. The thermal management system of claim 2, wherein the electric vehicle is a hybrid electric vehicle, and the heating unit comprises a coolant that is heated by the engine in the engine cooling system, and the coolant flows along a third pipeline and exchanges heat with the first pipeline through a first heat exchanger to heat the fluid in the first pipeline.
6. The thermal management system of claim 2, wherein the heating unit comprises a solar water heater in fluid communication with the first conduit via a fourth conduit and having a valve.
7. The electric vehicle cooling-heating management system according to claim 1, wherein the air conditioning unit comprises a heat pump air conditioner, and the vehicle cell temperature adjusting unit is heated and cooled by the heat pump air conditioner.
8. The thermal management system of claim 1, wherein the air conditioning unit comprises a compressor, a condenser, an evaporator, and a reservoir, and the first conduit passes through the evaporator and exchanges heat with the evaporator.
9. The electric vehicle cooling-heating management system according to claim 8, further comprising a second heat exchanger, wherein the evaporator and the compressor are connected by a second pipeline, and the second heat exchanger is disposed between the first pipeline and the second pipeline.
10. An electric vehicle, comprising:
the thermal management system of any one of claims 1-9 for an electric vehicle.
11. The electric vehicle according to claim 10, further comprising:
the liquid cooling plate is arranged above the battery cell and forms a whole vehicle bottom plate of the electric vehicle, a cavity is arranged inside the whole vehicle bottom plate, and the first pipeline is communicated with the cavity fluid or communicated with a pipeline fluid arranged in the cavity.
12. The electric vehicle according to claim 11, further comprising:
and the high-thermal-conductivity-coefficient carpet is laid on the upper surface of the liquid cooling plate.
13. The electric vehicle of claim 11, wherein the liquid cooled panel is an integrated cold panel formed by friction welding multiple extruded profiles, integral casting, or laser welding profiles to sheet material.
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| CN202122073856.XU CN215662851U (en) | 2021-08-30 | 2021-08-30 | Electric automobile and cold and hot management system thereof |
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| CN202122073856.XU CN215662851U (en) | 2021-08-30 | 2021-08-30 | Electric automobile and cold and hot management system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024040391A1 (en) * | 2022-08-22 | 2024-02-29 | 宁德时代新能源科技股份有限公司 | Battery top cover, battery and electric device |
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2021
- 2021-08-30 CN CN202122073856.XU patent/CN215662851U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024040391A1 (en) * | 2022-08-22 | 2024-02-29 | 宁德时代新能源科技股份有限公司 | Battery top cover, battery and electric device |
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