CN110884340A - Electric automobile and whole vehicle thermal management system thereof - Google Patents
Electric automobile and whole vehicle thermal management system thereof Download PDFInfo
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- CN110884340A CN110884340A CN201911217278.3A CN201911217278A CN110884340A CN 110884340 A CN110884340 A CN 110884340A CN 201911217278 A CN201911217278 A CN 201911217278A CN 110884340 A CN110884340 A CN 110884340A
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- management system
- electric vehicle
- fan
- storage tank
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
- B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/06—Arrangement in connection with cooling of propulsion units with air cooling
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20863—Forced ventilation, e.g. on heat dissipaters coupled to components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20872—Liquid coolant without phase change
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a whole electric vehicle heat management system and an electric vehicle. Wherein, this whole car thermal management system of electric automobile includes: the heat exchange assembly comprises a heat exchanger and a water pump, the heat exchanger, the water pump, the driving motor and the motor controller are communicated in sequence, and a heat exchange loop is formed; the fan assembly is arranged corresponding to the heat exchanger; the control assembly is electrically connected with the fan assembly and the water pump; the control assembly obtains the temperature of driving motor and/or motor controller, and the control assembly is according to the temperature control fan assembly of driving motor and/or motor controller and/or the opening or closing of water pump. The whole electric vehicle heat management system simplifies the internal structure of the electric vehicle.
Description
Technical Field
The invention relates to the technical field of new energy automobile manufacturing, in particular to an electric automobile whole heat management system and an electric automobile applying the same.
Background
The whole electric vehicle heat management system has the function of keeping components such as the driving motor, the driving motor controller, the charger, the power battery and the like in a proper temperature range under all working conditions. That is, the temperature of the vehicle is too high, and the circuit structure of the internal parts of the vehicle is easy to damage; or, the vehicle temperature is too low, which easily causes the performance reduction of the battery in the vehicle, and the battery can not output the voltage or current of the limit, thereby causing the motor to work normally. Generally, the scheme of the electric vehicle thermal management system is that the battery thermal management system and the electric drive thermal management system are independently designed, so that the electric vehicle thermal management system occupies a larger space in a vehicle, the assembly structure is complex, the production cost of the vehicle is high, and the production efficiency is low.
The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.
Disclosure of Invention
The invention mainly aims to provide a whole electric automobile heat management system, which aims to simplify the internal structure of an automobile and realize the integration of the whole automobile heat management system.
In order to achieve the purpose, the whole electric vehicle heat management system provided by the invention is applied to an electric vehicle, and the electric vehicle comprises a driving motor and a motor controller. The whole electric automobile heat management system comprises:
the heat exchange assembly comprises a heat exchanger and a water pump, and the heat exchanger, the water pump, the driving motor and the motor controller are communicated in sequence to form a heat exchange loop;
a fan assembly disposed in correspondence with the heat exchanger; and
the control assembly is electrically connected with the fan assembly and the water pump;
the control assembly obtains the temperature of the driving motor and/or the motor controller, and the control assembly controls the fan assembly and/or the water pump to be turned on or turned off according to the temperature of the driving motor and/or the motor controller.
In an embodiment of the invention, the heat exchanger comprises a positioning plate and a heat exchange pipeline, and the heat exchange pipeline is arranged on the electric vehicle through the positioning plate;
the water pump is arranged between the heat exchange pipeline and the driving motor.
In an embodiment of the present invention, the heat exchange assembly further includes a first liquid storage tank and a second liquid storage tank, and the first liquid storage tank and the second liquid storage tank are respectively communicated with two ports of the heat exchange pipeline;
the water pump is communicated with the second liquid storage tank pipeline.
In an embodiment of the present invention, the first liquid storage tank is provided with a feeding pipeline communicated with the first liquid storage tank.
In an embodiment of the present invention, the first tank is integrated with the heat exchanger;
and/or the heat exchanger and the second liquid storage tank are integrally arranged.
In an embodiment of the invention, two mounting pieces are arranged on the first liquid storage tank, the two mounting pieces are arranged on one side of the first liquid storage tank away from the heat exchanger at intervals, and the mounting pieces are used for positioning the positioning plate;
and/or, be provided with two mounting pieces on the second liquid reserve tank, two the installed part interval is located the second liquid reserve tank is kept away from one side of heat exchanger, the mounting piece is used for the location the locating plate.
In an embodiment of the present invention, the fan assembly includes a fan protection cover and a fan body, and the fan body is disposed in the fan protection cover;
the fan protects the week of fan housing and is provided with a plurality of setting elements, fan protects the fan housing and is fixed in through a plurality of the setting element on the heat exchanger.
In an embodiment of the invention, the whole electric vehicle thermal management system further comprises an expansion kettle, and the expansion kettle is arranged on the fan wind shield and is communicated with the heat exchanger.
In an embodiment of the present invention, the control assembly includes a master control unit and a plurality of temperature sensors, the master control unit is electrically connected to the plurality of temperature sensors, and the plurality of temperature sensors are respectively disposed on the driving motor, the motor controller, and the water pump.
The embodiment of the invention also provides the electric automobile which comprises the whole electric automobile heat management system.
According to the technical scheme, the heat exchanger, the water pump, the driving motor and the motor controller are communicated in sequence to form a heat exchange loop; it can be understood that water jackets are arranged on the driving motor and the motor controller, the heat exchanger, the water pump, the water jacket of the driving motor and the water jacket of the motor controller are communicated, and the water pump drives liquid in the heat exchange loop to circulate along the heat exchange loop, so that heat dissipation of the driving motor and the motor controller or heat circulation of the heat exchange loop is realized. On the other hand, the temperature of the driving motor and/or the motor controller is obtained through a control assembly, and then the opening or closing of the fan assembly and/or the water pump is controlled, so that the heat dissipation of the driving motor and/or the motor controller is realized; or the heat generated by the driving motor and/or the motor controller is circulated in the heat exchange loop. The whole electric vehicle heat management system disclosed by the invention realizes the integration of heat dissipation and heat circulation of the whole electric vehicle heat management system, and saves the internal space of the electric vehicle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a vehicle thermal management system of an electric vehicle according to the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of a finished automobile thermal management system of an electric vehicle according to the present invention;
FIG. 3 is a schematic view of the heat exchanger of FIG. 2;
FIG. 4 is a schematic structural view of the fan assembly of FIG. 2;
fig. 5 is a schematic view illustrating an assembled structure of the heat exchanger and fan assembly of fig. 2.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a whole electric vehicle heat management system, which is applied to an electric vehicle. The water jacket of the driving motor and the water jacket of the motor controller are both common water jacket structures. That is to say, when the external weather is hot, the temperature of the whole electric vehicle is high, and cooling is needed, at this time, the whole electric vehicle thermal management system conveys liquid to the driving motor water jacket and the motor controller water jacket so as to realize the driving motor and the motor controller. Or when the outside weather is cold, the temperature of the whole electric vehicle is low, the internal circuit system of the electric vehicle is difficult to work according to normal power in a low-temperature environment, and the temperature of the internal circuit system needs to be adjusted through thermal circulation.
In an embodiment of the present invention, as shown in fig. 1 in combination with fig. 2 and fig. 5, the overall thermal management system of an electric vehicle includes: heat exchange assembly (not shown), fan assembly 2 and control assembly 3. The control assembly 3 is electrically connected with the heat exchange assembly and the fan assembly 2 to control the heat exchange assembly and the fan assembly 2 to work, and the cooling or heating of the internal circuit system of the electric automobile is realized. The internal circuit system of the electric automobile can refer to a driving battery system and a driving motor 8 system of the electric automobile.
In an embodiment of the present invention, the heat exchange assembly includes a heat exchanger 1 and a water pump 4, and the heat exchanger 1, the water pump 4, the driving motor 8 and the motor controller 9 are sequentially communicated to form a heat exchange loop. That is to say, the water pump 4 can be connected to the liquid inlet or the liquid outlet of the heat exchanger 1, and when the water pump 4 works, the water pump 4 drives the liquid circulation in the heat exchange loop to realize the cooling of the driving motor 8 and the motor controller 9, or realize the heat circulation of the driving motor 8 and the motor controller 9.
It will be appreciated that the liquid may be water; of course, the liquid may also be a mixture of cooling liquid and water, and the cooling liquid may be a common cooling liquid.
Optionally, the heat exchanger 1 may include a heat exchange pipeline, the heat exchange pipeline is disposed corresponding to the fan assembly 2, and when the fan assembly 2 operates, air is blown out of the heat exchange pipeline, and at this time, heat of the heat exchange pipeline may be taken away, so as to reduce the temperature of the cooling liquid flowing through the heat exchange pipeline.
In an embodiment of the present invention, the fan assembly 2 is disposed corresponding to the heat exchanger 1. Alternatively, the fan assembly 2 includes a direct drive motor and fan blades, and the direct drive motor drives the fan blades to rotate so as to generate wind blowing toward the heat exchanger 1.
In one embodiment of the present invention, the control assembly 3 is electrically connected to the fan assembly 2 and the water pump 4. It can be understood that the control unit 3 can be a single chip microcomputer of a common type, and thus the control unit 3 can control the operation of the fan unit 2 and the water pump 4. The electric vehicle may be provided with a control button (not shown), the control button is electrically connected to the control component 3, and after the control button generates an electrical frequency signal and transmits the electrical frequency signal to the control component 3, the control component 3 is adjusted to control the rotation of the fan component 2, and/or the operation of the water pump 4 is controlled.
In practical application of the embodiment, the control component 3 obtains the temperature of the driving motor 8 and/or the motor controller 9, and the control component 3 controls the fan component 2 and/or the water pump 4 to be turned on or off according to the temperature of the driving motor 8 and/or the motor controller 9. The electric vehicle also comprises a charger 10, and the charger 10 is used for charging the battery of the electric vehicle; the control assembly 3 can also be used for acquiring the temperature of the charger 10 and controlling the on or off of the fan assembly 2 and/or the water pump 4.
In the embodiment, the heat exchanger 1, the water pump 4, the driving motor 8 and the motor controller 9 are communicated in sequence to form a heat exchange loop; it can be understood that water jackets are respectively arranged on the driving motor 8 and the motor controller 9, the heat exchanger 1, the water pump 4, the water jacket of the driving motor 8 and the water jacket of the motor controller 9 are communicated, and the water pump 4 drives liquid in the heat exchange loop to circulate along the heat exchange loop, so that heat dissipation of the driving motor 8 and the motor controller 9 or heat circulation of the heat exchange loop is realized. On the other hand, the temperature of the driving motor 8 and/or the motor controller 9 is obtained through the control component 3, and then the opening or closing of the fan component 2 and/or the water pump 4 is controlled, so that the heat dissipation of the driving motor 8 and/or the motor controller 9 is realized; alternatively, heat generated by the drive motor 8 and/or the motor controller 9 is circulated in the heat exchange loop. The whole electric vehicle heat management system disclosed by the invention realizes the integration of heat dissipation and heat circulation of the whole electric vehicle heat management system, and saves the internal space of the electric vehicle.
In an embodiment of the present invention, as shown in fig. 2 and 3, the heat exchanger 1 includes a positioning plate (not shown) and a heat exchange pipeline (not shown), wherein the heat exchange pipeline is disposed on the electric vehicle through the positioning plate; the water pump 4 is arranged between the heat exchange pipeline and the driving motor 8. It is understood that the heat exchange line may be laid on the positioning plate, wherein, in order to increase the stroke of the heat exchange line and improve the flow formation of the liquid, the heat exchange line may be coiled on the positioning plate, that is, the heat exchange line ring-shaped disk is arranged on the positioning plate. On the other hand, in order to improve the heat exchange efficiency of the heat exchanger 1, a plurality of air holes are arranged on the positioning plate.
In this embodiment, the locating plate is used for fixing a position the heat transfer pipeline to electric automobile, when avoiding electric automobile to travel, the occurence of failure that the heat transfer pipeline rocked. On the other hand, the heat exchange pipeline is coiled on the positioning plate, so that the circulation stroke of liquid is increased, and the heat exchange between the liquid and the heat exchange pipeline is conveniently and thoroughly realized.
Optionally, the locating plate is vertical setting, can make the heat transfer pipeline be vertical setting to one side that the heat transfer pipeline is close to ground is the lower part, and one side that the heat transfer pipeline is far away from ground is upper portion, and when the heat transfer pipeline set up on the locating plate, wherein, the upper portion of heat transfer pipeline is located to the inlet of heat transfer pipeline, and the lower part of heat transfer pipeline is located to the liquid outlet of heat transfer pipeline, so that realize liquid and heat transfer pipeline's cold and heat exchange comprehensively.
In an embodiment of the present invention, as shown in fig. 2 and 3, the heat exchange assembly further includes a first liquid storage tank 5 and a second liquid storage tank 6, and the first liquid storage tank 5 and the second liquid storage tank 6 are respectively communicated with two ports of the heat exchange pipeline; the water pump 4 is in pipeline communication with the second liquid storage tank 6. Through the both ends mouth intercommunication first liquid reserve tank 5 and second liquid reserve tank 6 at heat transfer pipeline to in advance there is liquid through first liquid reserve tank 5 and second liquid reserve tank 6, avoid the idle running of water pump 4, reduce water pump 4 and damage the probability, and improve electric automobile whole car thermal management system's job stabilization nature.
Alternatively, the first and second tanks 5, 6 may be arranged in a gradient, e.g. the first tank is arranged at a higher level on the electric vehicle than the second tank 6 is arranged on the electric vehicle, in order to create a potential energy difference. Wherein, the first liquid storage tank 5 is a liquid inlet water tank, and the second liquid storage tank 6 is a liquid outlet water tank.
In an embodiment of the invention the first reservoir 5 is provided with a feed line 51 communicating with the first reservoir 5. Because in long-term use, liquid is easy to be partially vaporized after being heated, so that the total volume of the liquid is reduced, and thus, the heat exchange loop needs to be filled with the liquid. In order to realize quick filling of the heat exchange pipeline with liquid, the feeding pipeline 51 may be disposed in the first liquid storage tank 5, and the feeding pipeline 51 is exposed, so that a user can add liquid through the feeding pipeline 51.
Optionally, the feeding pipeline 51 comprises a pipe body and a cover body, one end of the pipe body is communicated with the first liquid storage tank 5, the other end of the pipe body is connected with the cover body, and the cover body is closed.
In one embodiment of the present invention, the first liquid storage tank 5 is integrally provided with the positioning plate; that is, the first reservoir 5 is provided integrally with the heat exchanger 1;
in one embodiment of the present invention, the positioning plate is integrated with the second reservoir 6, i.e. the heat exchanger 1 is integrated with the second reservoir 6.
Optionally, first liquid reserve tank 5, heat exchanger 1 and second liquid reserve tank 6 are integrative setting, realize heat exchange assembly's integration setting, reinforcing heat exchange assembly's stability.
Alternatively, the heat exchanger 1 may be provided at the head of the electric vehicle. For example, the housing of the electric vehicle may be provided with a windward hole (not shown) corresponding to the heat exchanger 1, so that the vehicle may generate wind blowing to the heat exchanger 1 during running, and the liquid in the heat exchanger 1 is at a relatively constant temperature.
In an embodiment of the present invention, as shown in fig. 3, two mounting members 52 are disposed on the first liquid storage tank 5, the two mounting members 52 are spaced apart from one side of the first liquid storage tank 5 away from the positioning plate, and the mounting members 52 are used for fixing the positioning plate. That is, the two mounting pieces 52 are provided at an interval on the side of the first tank 5 away from the heat exchanger 1, and the positioning plate is mounted to the electric vehicle via the mounting pieces 52.
In an embodiment of the present invention, as shown in fig. 3, two fixing members 61 are disposed on the second liquid storage tank 6, the two mounting members 52 are spaced apart from one side of the second liquid storage tank 6 away from the heat exchanger 1, and the fixing members 61 are used for fixing the positioning plate. That is, the two mounting pieces 52 are provided at intervals on the side of the second tank 6 away from the heat exchanger 1, and the positioning plate is mounted to the electric vehicle via the mounting pieces 52.
In this embodiment, the heat exchange assembly is easily disassembled and assembled by adopting a structure in which the two mounting members 52 are used to position the first liquid storage tank 5 and the positioning plate, and a structure in which the two fixing members 61 are used to position the second liquid storage tank 6 and the positioning plate.
In an embodiment of the present invention, as shown in fig. 4 and 5, the fan assembly 2 includes a fan shroud 21 and a fan body 22, and the fan body 22 is disposed in the fan shroud 21. It can be understood that the fan shroud 21 is provided with a plurality of through holes, so as to effectively isolate the fan body 22 from other components and avoid the occurrence of an accident that the fan body 22 damages other components. It can be seen that the fan body 22 includes a direct drive motor and fan blades, and the direct drive motor drives the fan blades to rotate so as to generate wind blowing toward the heat exchanger 1.
A plurality of positioning members 211 are provided on the periphery of the fan shroud 21, and the fan shroud 21 is fixed to the heat exchanger 1 by the plurality of positioning members 211. That is, the fan shroud 21 is fixed to the positioning plate by a plurality of positioning members 211.
In an embodiment of the present invention, as shown in fig. 4 and 5, the entire thermal management system of the electric vehicle further includes an expansion water tank 7, and the expansion water tank 7 is disposed on the fan wind-guard cover 21 and is communicated with the heat exchanger 1. The expansion kettle 7 is connected to the heat exchanger 1 to realize the balance of air in the heat exchange loop and avoid the liquid from being affected by expansion with heat and contraction with cold to damage the heat exchanger 1.
Alternatively, the expansion tank 7 may also be connected to the first tank 5.
In an embodiment of the present invention, the control component 3 includes a general control unit (not shown) and a plurality of temperature sensors (not shown), the general control unit is electrically connected to the plurality of temperature sensors, and the plurality of temperature sensors are respectively disposed on the driving motor 8, the motor controller 9, and the water pump 4. Wherein, the temperature sensor is a temperature sensor with a conventional model. Wherein, total accuse unit is the device that has the operation function, for example: can be a common singlechip or other terminal equipment.
Optionally, a temperature sensor may also be provided on the charger 10 of the electric vehicle.
The invention further provides an electric vehicle, which comprises the whole electric vehicle heat management system, the specific structure of the whole electric vehicle heat management system refers to the above embodiments, and as the electric vehicle adopts all the technical schemes of all the embodiments, at least all the beneficial effects brought by the technical schemes of the above embodiments are achieved, and the detailed description is omitted. The electric automobile comprises an automobile body and an on-board system arranged on the automobile body. The vehicle body comprises a driving motor 8, a motor controller 9 and a charger 10, wherein the driving motor 8, the motor controller 9 and the charger 10 are electrically connected.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a whole car thermal management system of electric automobile, is applied to electric automobile, electric automobile includes driving motor and machine controller, its characterized in that, whole car thermal management system of electric automobile includes:
the heat exchange assembly comprises a heat exchanger and a water pump, and the heat exchanger, the water pump, the driving motor and the motor controller are communicated in sequence to form a heat exchange loop;
a fan assembly disposed in correspondence with the heat exchanger; and
the control assembly is electrically connected with the fan assembly and the water pump;
the control assembly obtains the temperature of the driving motor and/or the motor controller, and the control assembly controls the fan assembly and/or the water pump to be turned on or turned off according to the temperature of the driving motor and/or the motor controller.
2. The electric vehicle heat management system as claimed in claim 1, wherein the heat exchanger comprises a positioning plate and a heat exchange pipeline, and the heat exchange pipeline is arranged on the electric vehicle through the positioning plate;
the water pump is arranged between the heat exchange pipeline and the driving motor.
3. The electric vehicle whole vehicle thermal management system of claim 2, wherein the heat exchange assembly further comprises a first liquid storage tank and a second liquid storage tank, and the first liquid storage tank and the second liquid storage tank are respectively communicated with two ports of the heat exchange pipeline;
the water pump is communicated with the second liquid storage tank pipeline.
4. The electric vehicle complete vehicle thermal management system of claim 3, wherein the first liquid storage tank is provided with a charging pipeline communicated with the first liquid storage tank.
5. The electric vehicle complete vehicle thermal management system of claim 4, wherein the first liquid storage tank is integrally arranged with the positioning plate;
and/or the positioning plate and the second liquid storage tank are integrally arranged.
6. The electric vehicle whole vehicle thermal management system of claim 5, wherein two mounting members are arranged on the first liquid storage tank, the two mounting members are arranged on one side of the first liquid storage tank away from the positioning plate at intervals, and the positioning plate is mounted on the electric vehicle through the mounting members;
and/or, be provided with two mounting pieces on the second liquid reserve tank, two the installed part interval is located the second liquid reserve tank is kept away from one side of locating plate, the locating plate passes through the mounting piece is installed in electric automobile.
7. The whole electric vehicle thermal management system of any one of claims 1 to 6, wherein the fan assembly comprises a fan housing and a fan body, and the fan body is arranged in the fan housing;
the fan protects the week of fan housing and is provided with a plurality of setting elements, fan protects the fan housing and is fixed in through a plurality of the setting element on the heat exchanger.
8. The electric vehicle thermal management system of claim 7, further comprising an expansion kettle, wherein the expansion kettle is arranged on the fan wind shield and is communicated with the heat exchanger.
9. The electric vehicle heat management system according to claim 8, wherein the control assembly comprises a master control unit and a plurality of temperature sensors, the master control unit is electrically connected with the plurality of temperature sensors, and the plurality of temperature sensors are respectively arranged on the driving motor, the motor controller and the water pump.
10. An electric vehicle, characterized by comprising the whole vehicle thermal management system of the electric vehicle as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911217278.3A CN110884340A (en) | 2019-11-29 | 2019-11-29 | Electric automobile and whole vehicle thermal management system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911217278.3A CN110884340A (en) | 2019-11-29 | 2019-11-29 | Electric automobile and whole vehicle thermal management system thereof |
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| CN110884340A true CN110884340A (en) | 2020-03-17 |
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| CN201911217278.3A Pending CN110884340A (en) | 2019-11-29 | 2019-11-29 | Electric automobile and whole vehicle thermal management system thereof |
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| CN103625242A (en) * | 2013-11-18 | 2014-03-12 | 华南理工大学 | Thermal management system of electric automobile |
| CN208411403U (en) * | 2018-05-31 | 2019-01-22 | 安徽江淮汽车集团股份有限公司 | A kind of heat radiator assembly |
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Application publication date: 20200317 |