CN109624646A - Whole car thermal management system and car - Google Patents
Whole car thermal management system and car Download PDFInfo
- Publication number
- CN109624646A CN109624646A CN201811512323.3A CN201811512323A CN109624646A CN 109624646 A CN109624646 A CN 109624646A CN 201811512323 A CN201811512323 A CN 201811512323A CN 109624646 A CN109624646 A CN 109624646A
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- Prior art keywords
- heat
- battery
- valve
- motor
- management system
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- 238000001816 cooling Methods 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 50
- 238000004378 air conditioning Methods 0.000 abstract description 9
- 238000010438 heat treatment Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/66—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
- 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
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
- B60H2001/00957—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices comprising locations with heat exchange within the refrigerant circuit itself, e.g. cross-, counter-, or parallel heat exchange
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/005—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric storage means
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/006—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention relates to the technical field of automobiles, in particular to a whole automobile thermal management system and an automobile, which comprise a motor cooling loop, a battery cooling loop and an air conditioner loop; a first heat exchange device is arranged between the battery cooling loop and the air conditioning loop, and a second heat exchange device is arranged between the motor cooling loop and the air conditioning loop; the second heat exchange device is used for heat exchange between the air conditioner loop and the battery cooling loop, the second heat exchange device is used for heat exchange between the air conditioner loop and the motor cooling loop, and the second heat exchange device cools down the main driving motor and cools down or heats up the battery through the air conditioning system, so that the power consumed by cooling down the main driving motor cooling loop and cooling down the battery cooling loop is reduced.
Description
Technical field
The present invention relates to automobile technical field fields, in particular to a kind of thermal management system of whole and automobile.
Background technique
It is directed to current energy crisis and global warming issue, all trades and professions are all carrying out energy-saving and emission-reduction.Public transport
Car has very big development prospect in reduction energy crisis and global warming issue.But traditional car oil consumption discharge is not inconsistent increasingly
The Standard andRegulation of national oil consumption discharge is closed, integral new-energy passenger just comes into existence as the situation requires, and develops increasingly rapider.For pure electric vehicle
Integral new-energy passenger, battery will not only provide power, also give air-conditioning system to provide the energy, this proposes the continuation of the journey of electric motor coach
Very big challenge.
Electric motor coach heat management is still in infancy at present, the heat management of battery, main drive motor and electric machine controller
It is substantially also independently of air-conditioning system operation, battery and motor cool and heat the great waste for causing battery electric power,
The continuation of the journey for reducing electric motor coach limits the development of electric motor coach.
Summary of the invention
The purpose of the present invention is to provide a kind of thermal management system of whole and automobile, according to air-conditioning system operating status,
By heat-exchange device using heating capacity and refrigerating capacity in air-conditioning, cooling is carried out to main drive motor respectively and battery drops
Temperature or heating reduce the electric power of the cooling of main drive motor cooling circuit and the cooling consumption of battery cooling circuit.
The embodiment of the present invention is achieved in that
A kind of thermal management system of whole, including motor cooling circuit, battery cooling circuit and air conditioner loop；
The first heat-exchange device is provided between the battery cooling circuit and the air conditioner loop, the motor cools back
The second heat-exchange device is provided between road and the air conditioner loop；
Heat of second heat-exchange device between the air conditioner loop and the battery cooling circuit exchanges, institute
Heat of second heat-exchange device between the air conditioner loop and the motor cooling circuit is stated to exchange.
Further, in an embodiment of the present invention, above-mentioned motor cooling circuit includes the first expansion tank, first
Radiator and the first electric water pump composition；
The main drive motor and electric machine controller are successively set on first radiator and first electric water pump
Between.
Further, in an embodiment of the present invention, the second blower is provided on the outside of above-mentioned first radiator.
Further, in an embodiment of the present invention, lead between above-mentioned first radiator and the main drive motor
It crosses the first triple valve and is communicated with motor heat exchange branch, the first heat-exchange device setting is on motor heat exchange branch road；
The main drive motor heat exchange branch connects first expansion tank by third triple valve, and described first is electronic
Water pump is connected to the third triple valve.
Further, in an embodiment of the present invention, it is provided between above-mentioned first radiator and the first triple valve
4th shut-off valve.
Further, in an embodiment of the present invention, above-mentioned first triple valve and first heat-exchange device it
Between be provided with the first shut-off valve.
Further, in an embodiment of the present invention, above-mentioned battery cooling circuit includes the second expansion tank, second
Radiator and the second electric water pump；
The battery is arranged between second radiator and second electric water pump.
Further, in an embodiment of the present invention, it is successively set between above-mentioned second expansion tank and the battery
It is equipped with third shut-off valve and the second triple valve；
Second triple valve is communicated with battery heat exchange branch, and the second heat-exchange device setting exchanges heat in the battery
Road, the battery heat exchange branch are connected to second electric water pump.
Further, in an embodiment of the present invention, between the second triple valve described in above-mentioned second heat-exchange device
It is provided with the second shut-off valve.
A kind of automobile, including above-mentioned heat management system.
The beneficial effect of the embodiment of the present invention is:
Cooling is carried out to main drive motor respectively by heat-exchange device under air-conditioning system different mode and battery carries out
Cooling or heating, reduce motor cooling circuit and battery cooling circuit opening time and number, reduce power consumption, improve
Battery durable can.
A kind of thermal management system of whole is provided with the first heat-exchange device between battery cooling circuit and air conditioner loop, the
One heat-exchange device is for the heat transfer between air conditioner loop and battery cooling circuit；Motor cooling circuit and air conditioner loop it
Between be provided with the second heat-exchange device；Second heat-exchange device is passed for the heat between air conditioner loop and motor cooling circuit
It passs.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is structural schematic diagram of the embodiment of the present invention.
Icon: the first electric expansion valve of 1-；2- four-way reversing valve；3- evaporator；The first blower of 4-；The second electricity of 5-
Sub- expansion valve；The first electric water pump of 6-；7- electric machine controller；8- main drive motor；9- battery；The second electric water of 10-
Pump；11- flash vessel；The first triple valve of 12-；The first shut-off valve of 13-；The second triple valve of 14-；The second shut-off valve of 15-；
16- third shut-off valve；The 4th shut-off valve of 17-；The second blower of 18-；The first radiator of 19-；20- condenser；21- second
Radiator；The first expansion tank of 22-；The second expansion tank of 23-；24- gas-liquid separator；25- compressor；26- the three or three
Port valve；The first heat-exchange device of 27-；The second heat-exchange device of 28-；101- air conditioner loop；102- motor cooling circuit；
103- battery cooling circuit.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Embodiment 1:
Fig. 1 is please referred to, the present embodiment provides a kind of thermal management system of whole and automobiles, including motor cooling circuit 102, electricity
Pond cooling circuit 103 and air conditioner loop 101；First is provided between the battery cooling circuit 103 and the air conditioner loop 101
Heat-exchange device 27 is provided with the second heat-exchange device 28 between the motor cooling circuit 102 and the air conditioner loop 101；
Second heat-exchange device 28 is for the heat transfer between the air conditioner loop 101 and the battery cooling circuit 103, institute
The second heat-exchange device 28 is stated for the heat transfer between the air conditioner loop 101 and the motor cooling circuit 102.
Motor cooling circuit 102 includes the first expansion tank 22, the first radiator 19 and the first electric water pump 6 composition, institute
It states main drive motor 8 and electric machine controller 7 is successively set between first radiator 19 and first electric water pump, the
It is provided with the second blower 18 on the outside of one radiator 19, passes through the first threeway between the first radiator 19 and the main drive motor 8
Valve 12 is communicated with motor heat exchange branch, and the setting of the first heat-exchange device 27 is on motor heat exchange branch road, the first heat dissipation
The 4th shut-off valve 17 is provided between device 19 and the first triple valve 12.The motor heat exchange branch is connected by third triple valve 26
First expansion tank 22, first electric water pump 6 are connected to the third triple valve 26.First triple valve 12 with it is described
The first shut-off valve 13 is provided between first heat-exchange device 27.Battery cooling circuit 103 includes the second expansion tank 23, second
Radiator 21 and the second electric water pump 10；The battery 9 is arranged in second radiator 21 and second electric water pump 10
Between.Third shut-off valve 16 and the second triple valve 14 are disposed between second expansion tank 23 and the battery 9；Described
Two triple valves 14 are communicated with battery heat exchange branch, and second heat-exchange device 28 is arranged on the road of 9 heat exchange of battery, institute
It states battery heat exchange branch and is connected to second electric water pump 10.It is arranged between second triple valve 14 described in second heat-exchange device 28
There is the second shut-off valve 15.A kind of automobile, including above-mentioned heat management system.
The first heat-exchange device 27, the first heat-exchange device are provided between battery cooling circuit 103 and air conditioner loop 101
27 for the heat transfer between air conditioner loop 101 and battery cooling circuit 103；Motor cooling circuit 102 and air conditioner loop 101
Between be provided with the second heat-exchange device 28；Second heat-exchange device 28 for air conditioner loop 101 and motor cooling circuit 102 it
Between heat transfer, the power consumption that main drive motor 8 individually cools down is avoided, to battery 9 under air-conditioning system different mode
It is cooled down and is kept the temperature, reduce 9 power consumption of battery, improving the continuation of the journey of battery 9 can.
As shown in connection with fig. 1, air conditioner loop 101 includes compressor 25, and the gas outlet of compressor 25 is connected to four-way reversing valve 2,
Four-way reversing valve 2 is connected to evaporator 3, gas-liquid separator 24 and condenser 20, is disposed between evaporator 3 and condenser 20
Second electric expansion valve 5, flash vessel 11 and the first electric expansion valve 1, the tonifying Qi of the gas outlet connection compressor 25 of flash vessel 11
Mouthful, the air inlet of compressor 25 is connected to gas-liquid separator 24, and the setting of the first heat-exchange device 27 is in four-way reversing valve 2 and gas-liquid point
From between device 24, between 28 evaporator 3 of the second heat-exchange device and the second electric expansion valve 5, air conditioner loop 101 further includes first
Blower 4, the corresponding evaporator 3 of the first blower 4, the corresponding condenser 20 of the second blower 18.
The first operating mode of thermal management system of whole: when summer, outdoor temperature was lower, air conditioner loop 101 is not run,
Corresponding first radiator 19 of second wind and the second radiator 21, the second blower 18 are in the open state.First shut-off valve 13 and
Two shut-off valves 15 are in close state, and third shut-off valve 16 and the 4th shut-off valve 17 are in the open state, the first expansion tank 22,
First radiator 19, the 4th shut-off valve 17, the first triple valve 12, the first electric water pump 6 and third threeway are sequentially communicated, and the three or three
Port valve 26 is connected to the first expansion tank 22 and forms circulation line, and main drive motor 8 and electric machine controller 7 are electrically connected battery 9
And be arranged between the first triple valve 12 and the first electric water pump 6, it will be from the first expansion by air using the first radiator 19
The water flowed out in water tank 22 is cooling, thus cooling main drive motor 8 and electric machine controller 7；The heat dissipation of second expansion tank 23, second
Device 21, third shut-off valve 16, the second triple valve 14 and the second electric water pump 10 are sequentially communicated, the second electric water pump 10 connection second
Expansion tank 23 forms circulation line, and battery 9 is arranged on the pipeline between the second triple valve 14 and electric water pump, the second heat dissipation
Device 21 is cooling by the cooling water that will be flowed out out of second expansion tank 23 of air, thus cooling battery 9.
Second of operating mode of thermal management system of whole: when summer, outdoor temperature was higher, air conditioner loop 101 is in refrigeration
State, motor cooling circuit 102 and battery cooling circuit 103 are not able to satisfy the radiating requirements of main drive motor 8 and battery 9, beat
Open the first shut-off valve 13 and the second shut-off valve 15.First expansion tank 22, the first radiator 19, the 4th shut-off valve the 17, the 1st
Port valve 12, the first electric water pump 6 and third triple valve 26 are sequentially communicated, and third triple valve 26 is connected to the formation of the first expansion tank 22
First shut-off valve 13 of circulation line, motor heat exchange branch road is opened, and the water being discharged from the first electric water pump 6 is in third triple valve
Part flows into motor and exchanges heat branch at 26, on motor heat exchange branch road by the first heat-exchange device 27 and air conditioner loop 101 into
Row heat exchange, the first heat-exchange device 27 are arranged between gas-liquid separator 24 and four-way reversing valve 2, and refrigerant is filled in the first heat exchange
Evaporation endothermic at 27 is set, temperature reduces after the water of motor heat exchange branch flows through the first heat-exchange device 27, in the first triple valve 12
Place flows to the first electric water pump 6 again, to further be cooled down to main drive motor 8 and electric machine controller 7；Second expansion
Water tank 23, the second radiator 21, third shut-off valve 16, the second triple valve 14 and the second electric water pump 10 are sequentially communicated, the second electricity
Dynamic water pump 10 is connected to the second expansion tank 23 and forms circulation line, and the moisture being discharged from the second electric water pump 10 is at two parts, and one
Part flows to the second expansion tank 23, and another part flows to battery heat exchange branch, and refrigerant steams at the second heat-exchange device 28
Hair heat absorption, air conditioner loop 101 and battery heat exchange branch exchange heat at the second heat-exchange device 28, the water in battery heat exchange branch
Temperature reduces, and the water in the second heat exchange branch flows to the second electric water pump 10 by the first shut-off valve 13 again, thus to battery 9
Cool down.
The third operating mode of thermal management system of whole: when outdoor temperature is higher in winter, air conditioner loop 101 is in heating
State, battery 9 and main drive motor 8 do not need to cool down, and the second shut-off valve 15, third shut-off valve 16 and the 4th shut-off valve 17 close
It closes, battery cooling circuit 103 and the cooling branch of battery 9 are closed, and 102 part of motor cooling circuit is closed.First shut-off valve 13 is beaten
It opens, motor heat exchange branch is opened, and the first electric water pump 6 is opened, and the water remained in motor cooling circuit 102 passes through motor and exchanges heat
Branch is recycled, and third triple valve 26, the first shut-off valve 13 and the first electric water pump 6 form circulation line, air conditioner loop 101
The heat in motor heat exchange branch is absorbed by the first heat-exchange device 27, to efficiently use motor waste heat.
The 4th kind of operating mode of thermal management system of whole: when outdoor temperature is lower in winter, air conditioner loop 101 is in heating
State, the 4th shut-off valve 17 are closed, and 102 part of motor cooling circuit is closed, and the first shut-off valve 13 is opened, and motor heat exchange branch is beaten
It opens, the first electric water pump 6 is opened, and the water remained in motor cooling circuit 102 is recycled by motor heat exchange branch, third
Triple valve 26, the first shut-off valve 13 and the first electric water pump 6 form circulation line, and air conditioner loop 101 is filled by the first heat exchange
The heat in 27 absorption motors heat exchange branch is set, to efficiently use motor waste heat；Battery 9 needs to keep the temperature, third shut-off valve 16
It closes, the second shut-off valve 15 is opened, and the water remained in the cooling branch of battery 9 is recycled by battery heat exchange branch, and second
Electric water pump 10, the second shut-off valve 15 and the second triple valve 14 form circulation line, by inhaling when the second heat-exchanger rig
Receive the circulation that the heat in air conditioner loop 101 improves the second electric water pump 10, the second shut-off valve 15 and the second triple valve 14 composition
The temperature of water in pipeline, to be kept the temperature to the battery 9 being arranged between the second triple valve 14 and the second electric water pump 10.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of thermal management system of whole, which is characterized in that including motor cooling circuit (102), battery cooling circuit (103) and
Air conditioner loop (101)；
It is provided between the battery cooling circuit (103) and the air conditioner loop (101) the first heat-exchange device (27), it is described
The second heat-exchange device (28) are provided between motor cooling circuit (102) and the air conditioner loop (101)；
Second heat-exchange device (28) is used between the air conditioner loop (101) and the battery cooling circuit (103)
Heat exchange, second heat-exchange device (28) for the air conditioner loop (101) and the motor cooling circuit (102) it
Between heat exchange.
2. heat management system according to claim 1, which is characterized in that the motor cooling circuit (102) includes successively
The first expansion tank (22), the first radiator (19) and the first electric water pump (6) of connection；
Main drive motor and electric machine controller be successively set on first radiator (19) and first electric water pump (6) it
Between.
3. heat management system according to claim 2, which is characterized in that be provided with the on the outside of first radiator (19)
Two blowers (18).
4. heat management system according to claim 2, which is characterized in that first radiator (19) and the main driving
It is communicated with motor heat exchange branch by the first triple valve (12) between motor, first heat-exchange device (27) is arranged described
Motor exchanges heat branch on the road；
The motor heat exchange branch connects first expansion tank (22), first electric water by third triple valve (26)
Pump (6) is connected to the third triple valve (26).
5. heat management system according to claim 4, which is characterized in that first radiator (19) and the first triple valve
(12) the 4th shut-off valve (17) is provided between.
6. heat management system according to claim 5, which is characterized in that first triple valve (12) and first heat
The first shut-off valve (13) are provided between switch (27).
7. heat management system according to claim 1, which is characterized in that the battery cooling circuit (103) includes second
Expansion tank (23), the second radiator (21) and the second electric water pump (10)；
The battery (9) is arranged between second radiator (21) and second electric water pump (10).
8. heat management system according to claim 7, which is characterized in that second expansion tank (23) and the battery
(9) third shut-off valve (16) and the second triple valve (14) are provided between；
Second triple valve (14) is communicated with battery (9) heat exchange branch, and second heat-exchange device (28) is arranged described
Battery (9) heat exchange road, battery (9) the heat exchange branch are connected to second electric water pump (10).
9. heat management system according to claim 8, which is characterized in that second heat-exchange device (28) described second
The second shut-off valve (15) are provided between triple valve (14).
10. a kind of automobile, which is characterized in that including heat management system described in claim 1-9 any one.
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| CN201811512323.3A CN109624646A (en) | 2018-12-11 | 2018-12-11 | Whole car thermal management system and car |
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