CN208142314U - battery thermal management system and vehicle - Google Patents
battery thermal management system and vehicle Download PDFInfo
- Publication number
- CN208142314U CN208142314U CN201820799986.7U CN201820799986U CN208142314U CN 208142314 U CN208142314 U CN 208142314U CN 201820799986 U CN201820799986 U CN 201820799986U CN 208142314 U CN208142314 U CN 208142314U
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- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- 238000004378 air conditioning Methods 0.000 claims description 103
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 59
- 238000010792 warming Methods 0.000 claims description 29
- 238000005057 refrigeration Methods 0.000 claims description 8
- 206010037660 Pyrexia Diseases 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 67
- 239000002826 coolant Substances 0.000 description 66
- 239000012530 fluid Substances 0.000 description 38
- 238000010586 diagram Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 238000012546 transfer Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000008450 motivation Effects 0.000 description 4
- 230000003685 thermal hair damage Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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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
- 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
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model provides a kind of battery thermal management system and vehicle, is related to Vehicular battery thermal management technology field, improves the temperature control capacity of battery thermal management.The battery thermal management system includes：Cell circuit and heat supplying loop；Heat exchanger, including the first heat exchanger channels and the second heat exchanger channels for exchanging heat, cell circuit is connect with the first heat exchanger channels, and heat supplying loop is connect with the second heat exchanger channels；The first reversing arrangement is connected in cell circuit and/or heat supplying loop, cell circuit and/or heat supplying loop is set to be respectively formed independent loop and heat exchange branch in parallel, the first reversing arrangement is for switching independent loop and heat exchange branch between connected state and truncation state；Heat exchanger is connected in heat exchange branch.The battery thermal management system is mainly used for Vehicular battery heating.
Description
Technical field
The utility model relates to Vehicular battery thermal management technology field more particularly to a kind of battery thermal management systems and vehicle
?.
Background technique
Increasingly developed with new energy vehicle, the heat management of Vehicular battery is increasingly taken seriously, and makes the battery of vehicle
The temperature for reaching suitable is of crucial importance the performance for guaranteeing vehicle.
Currently, being directly to being added hot water in cell circuit, in hot water and cell circuit to the mode that Vehicular battery heats
Cold water mix, mixed coolant-temperature gage is higher, can heat to battery.
However, above-mentioned hot water is difficult to control with the water temperature after cold water mix, it is likely to result in hot water overheat, so that after mixing
Water temperature over-high, thermal damage caused to battery, reduces battery life.
Utility model content
In view of this, the utility model embodiment provides a kind of battery thermal management system and vehicle, battery thermal management is improved
Temperature control capacity.
In order to achieve the above objectives, the utility model mainly provides the following technical solutions：
On the one hand, the utility model embodiment provides a kind of battery thermal management system, including：
Cell circuit is serially connected with battery and the first water pump in the cell circuit；
Heat supplying loop is connected with heat generating device in the heat supplying loop；
Heat exchanger, the heat exchanger include the first heat exchanger channels and the second heat exchanger channels for exchanging heat, the electricity
Pond circuit is connect with first heat exchanger channels, and the heat supplying loop is connect with second heat exchanger channels；
First reversing arrangement, institute are connected in first reversing arrangement, the cell circuit and/or the heat supplying loop
Stating the first reversing arrangement makes the cell circuit and/or the heat supplying loop be respectively formed the independent loop being in parallel and heat exchange branch
Road, first reversing arrangement is for making the independent loop and the heat exchange branch that shape be truncated in interconnected state and mutually
Switch between state；
The heat exchanger is connected in the heat exchange branch of the cell circuit and/or the heat exchange branch of the heat supplying loop
In；
When being connected with first reversing arrangement in the cell circuit, the battery and first water pump are all connected with
In the independent loop of the cell circuit；
When being connected with first reversing arrangement in the heat supplying loop, the heat generating device is connected to the heat supply and returns
In the independent loop on road.
Specifically, the heat supplying loop is air conditioning warm air circuit, and air conditioning warm air dress is serially connected in the air conditioning warm air circuit
It sets, water-warming heater and the second water pump, the heat generating device are the water-warming heater；
When being connected with first reversing arrangement in the air conditioning warm air circuit, the heater of air conditioner, the water
Warm heater and second water pump are both connected in the independent loop in the air conditioning warm air circuit.
Specifically, the heat supplying loop is engine partial circulating circuit, and the engine partial circulating is connected with hair in circuit
Motivation, the heat generating device are the engine；
When being connected with first reversing arrangement in engine partial circulating circuit, the engine is connected to described
In the independent loop in engine partial circulating circuit.
Specifically, the heat supplying loop includes air conditioning warm air circuit and engine partial circulating circuit, and the air conditioning warm air returns
It is serially connected with heater of air conditioner, water-warming heater and the second water pump in road, is connected with and starts in engine partial circulating circuit
Machine, the heat generating device include the water-warming heater and the engine；
Engine partial circulating circuit is connect with the air conditioning warm air circuit, the air conditioning warm air circuit and described second
Heat exchanger channels connection；
First reversing arrangement, the heat exchanger are connected in the cell circuit and/or the air conditioning warm air circuit
It is connected in the heat exchange branch of the cell circuit and/or in the heat exchange branch in the air conditioning warm air circuit；
When being connected with first reversing arrangement in the air conditioning warm air circuit, the heater of air conditioner, the water
Warm heater and second water pump are both connected in the independent loop in the air conditioning warm air circuit.
Battery thermal management system disclosed in the utility model embodiment further includes：
Second reversing arrangement, engine partial circulating circuit are connected to the air-conditioning by second reversing arrangement and warm up
Wind circuit, second reversing arrangement is for making engine partial circulating circuit and the air conditioning warm air circuit be interconnected
Switch between state and mutual truncation state.
Specifically, first reversing arrangement is three-way diverter valve, and the three-way diverter valve includes first interface, second connects
Mouth and third interface, the first interface and the second interface are connected in the independent loop, the third interface connection
In the heat exchange branch；
When being connected with the three-way diverter valve in the cell circuit, the battery and first water pump are both connected to
In the branch for connecting the first interface in the independent loop of the cell circuit；
When being connected with the three-way diverter valve in the heat supplying loop, the heat generating device is connected to the heat supplying loop
Independent loop in connect in the branch of the first interface；
When the three-way diverter valve is in the first operating mode, the first interface is connected to the second interface, described
Third interface blocks, and the independent loop is access, and the heat exchange branch and the independent loop are truncated, so that the battery returns
Road and the heat supplying loop are in mutually indepedent operating status；
When the three-way diverter valve is in the second operating mode, the first interface respectively with the second interface and institute
Third orifice is stated, the independent loop is access, and the heat exchange branch is connected to the independent loop, so that the battery
Circuit and the heat supplying loop carry out part heat exchange；
When the three-way diverter valve is in third operating mode, the first interface and the third interface connection, institute
Second interface closure is stated, the heat exchange branch is connected to the independent loop and is formed the circuit concatenated, so that the battery returns
Road is exchanged heat completely with the heat supplying loop.
Specifically, first reversing arrangement is valve group, and the valve group includes the first valve and the second valve, described
Connect in the first branch between two nodes that cell circuit and/or the independent loop of the heat supplying loop intersect with heat exchange branch
It is connected to first valve, is connected with second valve in the heat exchange branch of the cell circuit and/or the heat supplying loop；
When being connected with the valve group in the cell circuit, the battery and first water pump are both connected to described
In the second branch between two nodes that the independent loop of cell circuit intersects with heat exchange branch；
When being connected with the valve group in the heat supplying loop, the heat generating device is connected to the only of the heat supplying loop
In the second branch between vertical circuit and two nodes that branch intersects that exchange heat；
When the valve group is in the first operating mode, first valve is in the conductive state, second valve
In truncation state, the independent loop is access, and the heat exchange branch and the independent loop are truncated, so that the battery returns
Road and the heat supplying loop are in mutually indepedent operating status；
When the valve group is in the second operating mode, first valve and second valve are in conducting shape
State, the independent loop are access, and the heat exchange branch is connected to the independent loop, so that the cell circuit and the confession
Hot loop carries out part heat exchange；
When the valve group is in third operating mode, first valve is in truncation state, second valve
In the conductive state, the heat exchange branch is connected to the independent loop and is formed the circuit concatenated, so that the cell circuit
It is exchanged heat completely with the heat supplying loop.
Specifically, the heat supplying loop includes air conditioning warm air circuit, is serially connected with air conditioning warm air in the air conditioning warm air circuit
Device, water-warming heater and the second water pump, the heat generating device include the water-warming heater；
First reversing arrangement, second water pump and the water-warming heater are connected in the air conditioning warm air circuit
It is serially connected in a branch of the independent loop in the air conditioning warm air circuit, and warm by first reversing arrangement and the air-conditioning
Wind apparatus connection.
Specifically, the first temperature sensor is connected at the battery in the cell circuit；
Second temperature sensor is connected at the heat generating device in the heat supplying loop；
It is respectively connected at the entrance and exit that the heat exchanger is connected with the cell circuit and the heat supplying loop respectively
Third temperature sensor.
Specifically, the first expansion tank is connected in the cell circuit；
Battery refrigeration equipment is connected in the cell circuit, the battery refrigeration equipment is used for will be in the cell circuit
Heat change away so that the battery cool down.
Specifically, the second expansion tank is connected in the air conditioning warm air circuit.
On the other hand, the utility model embodiment provides a kind of vehicle, including：Above-mentioned battery thermal management system.
A kind of battery thermal management system and vehicle provided by the embodiment of the utility model, by cell circuit and/or confession
The first reversing arrangement is connected in hot loop, so that cell circuit and/or heat supplying loop are respectively formed the independent loop being in parallel
With heat exchange branch, heat exchanger is connected between cell circuit and heat supplying loop, heat exchanger is connected to the heat exchange branch of cell circuit
In and/or the heat exchange branch of heat supplying loop in, the first reversing arrangement for make independent loop and heat exchange branch in interconnected shape
Switch between state and mutual truncation state, so as to make independent loop by the first reversing arrangement when battery needs to heat and change
Hot branch is interconnected, to make the coolant liquid of cell circuit and the hot fluid of heat supplying loop pass through heat exchanger, so that battery
Heat exchange can be carried out by heat exchanger between circuit and heat supplying loop, to realize that the thermal energy of heat generating device in heat supplying loop is logical
Heat exchanger transfer is crossed to the coolant liquid of cell circuit, to heat to battery；When battery is without passing through the first reversing arrangement when heating
Disconnect independent loop mutually with heat exchange branch, to make the coolant liquid of cell circuit and the hot fluid at least one of heat supplying loop
It is a not over heat exchanger so that without carrying out heat exchange, cell circuit and heat supplying loop between cell circuit and heat supplying loop
Independently of each other, it does not interfere with each other.Can be monitored respectively in the utility model embodiment in heat supplying loop the temperature of hot fluid and flow with
And in cell circuit coolant liquid temperature and flow, the heat of transmitting is controlled by heat exchanger, compared to the prior art will be for
The hot fluid of hot loop and the coolant liquid of cell circuit are directly mixed together, and ensure that battery is incremental by heat exchanger
Heating, improves the temperature control capacity of battery thermal management, effectively avoids crossing thermal damage to battery, improves battery life, increase
The reliability of heat management system.In addition, heat generating device is device employed in new energy vehicle, without higher cost
Water-warming heater is heated to battery, realizes save the cost while guaranteeing battery heating function.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of battery thermal management system provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Fig. 6 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Fig. 7 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Fig. 8 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Fig. 9 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Figure 10 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Figure 11 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Figure 12 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model；
Figure 13 is the structural schematic diagram of another battery thermal management system provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 to 12, the utility model embodiment provides a kind of battery thermal management system, including：Cell circuit
1, battery 11 and the first water pump 12 are serially connected in cell circuit 1；Heat supplying loop 2 is connected with heat generating device 21 in heat supplying loop 2；
Heat exchanger 3, referring to Fig. 1, heat exchanger 3 includes the first heat exchanger channels 32 and the second heat exchanger channels 33 for exchanging heat, battery
Circuit 1 is connect with the first heat exchanger channels 33, and heat supplying loop 2 is connect with the second heat exchanger channels 33；First reversing arrangement 4, battery return
The first reversing arrangement 4 is connected in road 1 and/or heat supplying loop 2, the first reversing arrangement 4 makes cell circuit 1 and/or heat supplying loop 2
It is respectively formed the independent loop 51 being in parallel and heat exchange branch 52, the first reversing arrangement 4 is for making independent loop 51 and heat exchange branch
Road 52 switches between interconnected state and mutual truncation state；Heat exchanger 3 is connected in the heat exchange branch 52 of cell circuit 1
And/or in the heat exchange branch 52 of heat supplying loop 3；Referring to Fig. 1 to Fig. 4 and Fig. 9 to Figure 12, when being connected in cell circuit 1
When one reversing arrangement 4, battery 11 and the first water pump 12 are both connected in the independent loop 51 of cell circuit 1；Referring to Fig. 5 to figure
12, when being connected with the first reversing arrangement 4 in heat supplying loop 2, heat generating device 21 is connected to the independent loop 51 of heat supplying loop 2
In.
Wherein, battery thermal management system is in new energy vehicle, the first water pump 12 to generally use electronic water pump, the first water
Pump 12 makes coolant liquid and battery 11 carry out heat exchange, heats to battery 11 for circulating the coolant liquid in cell circuit 1
Or refrigeration.
Heat supplying loop 2 can use air conditioning warm air circuit 22 and/or engine partial circulating circuit 23, or it can also be used
He has the circuit of hot fluid circulation flowing, and heat generating device 21 is to make the raised heat source of 2 temperature of heat supplying loop, and heat generating device 21 is
It is device set by realization corresponding function, such as air-conditioner wind heater device 221 and/or engine 231 etc. in new energy vehicle.
The quantity of first reversing arrangement 4 can be one or more, can connect the first commutation dress in cell circuit 1
4 are set, which makes cell circuit 1 form the independent loop 51 being in parallel and heat exchange branch 52；And/or heat supply is returned
The first reversing arrangement 5 is can connect in road 2, which makes heat supplying loop 2 form the independent loop 51 being in parallel
With heat exchange branch 52.
As shown in Figures 1 to 4, only when being connected with the first reversing arrangement 4 in cell circuit 1, the first reversing arrangement 4 can
The independent loop 51 and heat exchange branch 52 for making cell circuit 1 switch between interconnected state and mutual truncation state, wherein
Battery 11 and the first water pump 12 are both connected in the independent loop 51 of cell circuit 1, and heat exchanger 3 is connected to changing for cell circuit 1
In hot branch 52, the heat exchange branch 52 of cell circuit 1 is connect by heat exchanger 3 with heat supplying loop 2；When the first reversing arrangement 4 makes
When the independent loop 51 and heat exchange branch 52 of cell circuit 1 mutually disconnect, the independent loop 51 of cell circuit 1 returns for independent loops
The coolant liquid on road, cell circuit 1 circulates in the independent loop 51 of cell circuit 1, and the coolant liquid of cell circuit 1 does not flow
Into in the heat exchange branch 52 of cell circuit 1, that is to say, that the coolant liquid of cell circuit 1 is not over heat exchanger 3, then battery returns
Without carrying out heat exchange between road 1 and heat supplying loop 2, cell circuit 1 and heat supplying loop 2 are mutually indepedent, do not interfere with each other；When first
When reversing arrangement 4 makes the independent loop 51 of cell circuit 1 and heat exchange branch 52 be interconnected, the coolant liquid of cell circuit 1 can
It circulates between the independent loop 51 and heat exchange branch 52 of cell circuit 1, then the coolant liquid of cell circuit 1 is led in cyclic process
Heat exchanger 3 is crossed, the hot fluid in heat supplying loop 2 can transfer heat to the coolant liquid of cell circuit 1 by heat exchanger 3, make electricity
The coolant temperature in pond circuit 1 increases, and the coolant liquid and battery 11 after heating carry out heat exchange, heats to battery 11.
As shown in Fig. 5 to Fig. 8, only when being connected with the first reversing arrangement 4 in heat supplying loop 2, the first reversing arrangement 4 can
The independent loop 51 and heat exchange branch 52 for making heat supplying loop 2 switch between interconnected state and mutual truncation state, wherein
Heat generating device 21 is connected in the independent loop 51 of heat supplying loop 2, and heat exchanger 3 is connected in the heat exchange branch 52 of heat supplying loop 2,
Cell circuit 1 is connect by heat exchanger 3 with the heat exchange branch 52 of heat supplying loop 2；When the first reversing arrangement 4 makes heat supplying loop 2
When independent loop 51 and heat exchange branch 52 mutually disconnect, the independent loop 51 of heat supplying loop 2 is independent circulation circuit, heat supplying loop
2 hot fluid circulates in the independent loop 51 of heat supplying loop 2, and the hot fluid of heat supplying loop 2 does not flow into heat supplying loop 2
Heat exchange branch 52 in, that is to say, that the hot fluid of heat supplying loop 2 is not over heat exchanger 3, then heat supplying loop 2 and battery return
Without carrying out heat exchange between road 1, cell circuit 1 and heat supplying loop 2 are mutually indepedent, do not interfere with each other；When the first reversing arrangement 4 makes
When the independent loop 51 and heat exchange branch 52 of heat supplying loop 2 are interconnected, the hot fluid of heat supplying loop 2 can be in heat supplying loop 2
Independent loop 51 and heat exchange branch 52 between circulate, then the hot fluid of heat supplying loop 2 in cyclic process by heat exchanger 3,
The hot fluid can transfer heat to the coolant liquid of cell circuit 1 by heat exchanger 3, make the coolant temperature liter of cell circuit 1
Height, coolant liquid and battery 11 after heating carry out heat exchange, heat to battery 11.
As shown in Fig. 9 to Figure 12, when being respectively connected with the first reversing arrangement 4 in cell circuit 1 and heat supplying loop 2, battery
The first reversing arrangement 4 in circuit 1 can make cell circuit 1 independent loop 51 and heat exchange branch 52 in interconnected state and
Switch between mutual truncation state, the first reversing arrangement 4 in heat supplying loop 2 can make the independent loop 51 of heat supplying loop 2 with
Heat exchange branch 52 switches between interconnected state and mutual truncation state, wherein battery 11 and the first water pump 12 are all connected with
In the independent loop 51 of cell circuit 1, heat generating device 21 is connected in the independent loop 51 of heat supplying loop 2, and heat exchanger 3 connects
In the heat exchange branch 52 of cell circuit 1 and the heat exchange branch 52 of heat supplying loop 2, the heat exchange branch 52 of cell circuit 1 is by changing
Hot device 3 is connect with the heat exchange branch 52 of heat supplying loop 2；When the first reversing arrangement 4 in cell circuit 1 makes the only of cell circuit 1
Vertical circuit 51 makes the independence of heat supplying loop 2 with the first reversing arrangement 4 in heat exchange branch 52 mutually disconnection and/or heat supplying loop 2
When circuit 51 and heat exchange branch 52 mutually disconnect, the hot fluid of the coolant liquid of cell circuit 1 and heat supplying loop 2 at least one do not have
Have through heat exchanger 3, therefore without carrying out heat exchange between cell circuit 1 and heat supplying loop 2, then cell circuit 1 and heat supply are returned
Road 2 is mutually indepedent, does not interfere with each other；When the first reversing arrangement 4 in cell circuit 1 makes the independent loop 51 of cell circuit 1 and changes
Hot branch 52 is interconnected, and the first reversing arrangement 4 in heat supplying loop 2 makes the independent loop 51 and heat exchange branch of heat supplying loop 2
When road 52 is interconnected, the coolant liquid of cell circuit 1 can flow between the independent loop 51 and heat exchange branch 52 of cell circuit 1
Logical, then the coolant liquid of cell circuit 1 passes through heat exchanger 3 in cyclic process, while the hot fluid of heat supplying loop 2 can be in heat supply
It circulates between the independent loop 51 and heat exchange branch 52 in circuit 2, then the hot fluid of heat supplying loop 2 passes through heat exchange in cyclic process
Device 3, therefore the hot fluid in heat supplying loop 2 can transfer heat to the coolant liquid of cell circuit 1 by heat exchanger 3, make battery
The coolant temperature in circuit 1 increases, and the coolant liquid and battery 11 after heating carry out heat exchange, heats to battery 11.
Among the above, the three-way diverter valve such as Fig. 1 into Figure 12 can be used in the first reversing arrangement 4, or such as the valve in Figure 13
Door group.
A kind of battery thermal management system provided by the embodiment of the utility model, by cell circuit and/or heat supplying loop
In be connected with the first reversing arrangement so that cell circuit and/or heat supplying loop are respectively formed the independent loop being in parallel and heat exchange
Branch, connects heat exchanger between cell circuit and heat supplying loop, heat exchanger be connected in the heat exchange branch of cell circuit and/or
In the heat exchange branch of heat supplying loop, the first reversing arrangement is for making independent loop and heat exchange branch in interconnected state and mutually
Switch between truncation state, so as to make independent loop and heat exchange branch phase by the first reversing arrangement when battery needs to heat
It is intercommunicated, to make the coolant liquid of cell circuit and the hot fluid of heat supplying loop pass through heat exchanger, so that cell circuit and confession
Heat exchange can be carried out by heat exchanger between hot loop, to realize that the thermal energy of heat generating device in heat supplying loop passes through heat exchanger
The coolant liquid of cell circuit is passed to, to heat to battery；When battery is without making independent return by the first reversing arrangement when heating
Road with heat exchange branch mutually disconnect, thus make cell circuit coolant liquid and heat supplying loop hot fluid at least one do not lead to
Heat exchanger is crossed, so that cell circuit is mutually indepedent with heat supplying loop without carrying out heat exchange between cell circuit and heat supplying loop,
It does not interfere with each other.The temperature of hot fluid and flow and cell circuit in heat supplying loop can be monitored in the utility model embodiment respectively
The temperature and flow of middle coolant liquid, the heat of transmitting is controlled by heat exchanger, compared to the prior art by the heat of heat supplying loop
The coolant liquid of fluid and cell circuit is directly mixed together, and ensure that the incremental heating of battery by heat exchanger, is improved
The temperature control capacity of battery thermal management effectively avoids crossing thermal damage to battery, improves battery life, increase heat management system
Reliability.In addition, heat generating device is device employed in new energy vehicle, without the water-warming heater of higher cost
It is heated to battery, realizes save the cost while guaranteeing battery heating function.
Specifically, heat supplying loop 2 may be designed as following embodiments：
The first embodiment is：As shown in Fig. 1, Fig. 5 and Fig. 9, heat supplying loop 2 is air conditioning warm air circuit 22, and air-conditioning is warm
Heater of air conditioner 222, water-warming heater 221 and the second water pump 223, heat generating device 4 is serially connected in wind circuit 22 to add for hot-water heating
Hot device 221；Referring to Fig. 5 and Fig. 9, when being connected with the first reversing arrangement 4 in air conditioning warm air circuit 22, heater of air conditioner 222,
Water-warming heater 221 and the second water pump 223 are both connected in the independent loop 51 in air conditioning warm air circuit 22.
Wherein, heater of air conditioner 222 generally includes heater cores and blower (not shown), water-warming heater 221
To the coolant liquid heating in air conditioning warm air circuit 22, the second water pump 223 circulates the coolant liquid in air conditioning warm air circuit 22,
Second water pump 223 generallys use electronic water pump, flows through heater cores after the coolant liquid heating in air conditioning warm air circuit 22, delivers heat to
Heater cores, the blowing mouth of blower correspond to heater cores, and the wind of blower blowout blows out warm wind by heater cores.When battery 11
When needing to heat, the first reversing arrangement 4 makes independent loop 51 and heat exchange branch 52 be interconnected, so that the cooling of cell circuit 1
Coolant liquid after heating up in liquid and air conditioning warm air circuit 22 passes through heat exchanger 3, so that cell circuit 1 and air conditioning warm air circuit 22
Between by heat exchanger 3 carry out heat exchange, so that the thermal energy of the water-warming heater 221 in air conditioning warm air circuit 22 be made to pass through heat exchange
Device 3 passes to the coolant liquid of cell circuit 1, to give battery 11.
Second of embodiment be：As shown in Fig. 2, Fig. 6 and Figure 10, heat supplying loop 2 is engine partial circulating circuit 23, hair
Engine 231 is connected in motivation partial circulating circuit 23, heat generating device 21 is engine 231；Referring to Fig. 6 and Figure 10, when starting
When being connected with the first reversing arrangement 4 in machine partial circulating circuit 23, engine 231 is connected to the independence in engine partial circulating circuit 23
In circuit 51.
Wherein, when engine 231 works, engine 231 can generate heat, the cooling in engine partial circulating circuit 23
Liquid is gradually warmed up.When battery 11 needs to heat, the first reversing arrangement 4 makes independent loop 51 and heat exchange branch 52 be interconnected,
So that the coolant liquid after heating up in the coolant liquid of cell circuit 1 and engine partial circulating circuit 23 passes through heat exchanger 3, so that electric
Heat exchange is carried out by heat exchanger 3 between pond circuit 1 and engine partial circulating circuit 23, to make engine partial circulating circuit 23
In the thermal energy of engine 231 coolant liquid of cell circuit 1 is passed to by heat exchanger 3, to be heated to battery 11.
The third embodiment is：As shown in Fig. 3, Fig. 7 and Figure 11, heat supplying loop 2 includes air conditioning warm air circuit 22 and hair
Motivation partial circulating circuit 23 is serially connected with heater of air conditioner 222, water-warming heater 221 and the second water in air conditioning warm air circuit 22
223 are pumped, engine 231 is connected in engine partial circulating circuit 23, heat generating device 21 includes water-warming heater 221 and engine
231；Engine partial circulating circuit 23 is connect with air conditioning warm air circuit 22, and air conditioning warm air circuit 22 is connect with the second heat exchanger channels；
The first reversing arrangement 4 is connected in cell circuit 1 and/or air conditioning warm air circuit 22, heat exchanger 3 is connected to changing for cell circuit 1
In hot branch 52 and/or in the heat exchange branch 52 in air conditioning warm air circuit 22；Referring to Fig. 7 and Figure 11, when in air conditioning warm air circuit 22
When being connected with the first reversing arrangement 4, heater of air conditioner 222, water-warming heater 221 and the second water pump 223 are both connected to air-conditioning
In the independent loop 51 in warm wind circuit 22.
Wherein, the first reversing arrangement 4 is connected in cell circuit 1 and/or air conditioning warm air circuit 22, so that cell circuit
1 and/or air conditioning warm air circuit 22 be respectively formed the independent loop 51 that is in parallel and heat exchange branch 52, air conditioning warm air circuit 22 passes through
Heat exchanger 3 is connect with cell circuit 1, and heat exchanger 3 is connected in the heat exchange branch 52 of cell circuit 1 and/or air conditioning warm air circuit
In 22 heat exchange branch 52.When engine 231 works, the coolant liquid in engine partial circulating circuit 23 heats up, and engine is small
The coolant liquid to heat up in circulation loop 23 flows into air conditioning warm air circuit 22, mixes with the coolant liquid in air conditioning warm air circuit 22,
The temperature in air conditioning warm air circuit 22 is promoted, mixed liquor can transmit heat to cell circuit 1 by heat exchanger 3, to give battery 11
Heating.
Wherein, the outlet 232 in engine partial circulating circuit 23 can be connected to second water pump 223 in air conditioning warm air circuit 22
Entrance, the entrance 233 in engine partial circulating circuit 23, which is connected to, to be connected with the outlet of heat exchanger 3 in air conditioning warm air circuit 22
Branch constitutes the circuit of an entirety, and when engine 231 works, the coolant liquid in engine partial circulating circuit 23 heats up, hair
The coolant liquid to heat up in motivation partial circulating circuit 23 flows into air conditioning warm air circuit 22 from the outlet 232 in engine partial circulating circuit 23
In, and mixed with the coolant liquid in air conditioning warm air circuit 22, the temperature in air conditioning warm air circuit 22 is promoted, mixed liquor can be by changing
Hot device 3 transmits heat to cell circuit 1, and to heat to battery 11, mixed liquor passes through air conditioning warm air circuit 22 after passing through heat exchanger 3
In the branch that is connected with the outlet of heat exchanger 3 flow into the entrance 233 in engine partial circulating circuit 23.
4th kind of embodiment be：As shown in Fig. 4, Fig. 8 and Figure 12, on the basis of the third embodiment, battery heat
Management system further includes：Second reversing arrangement 6, engine partial circulating circuit 23 are connected to air-conditioning by the second reversing arrangement 6 and warm up
Wind circuit 22, the second reversing arrangement 6 is for making engine partial circulating circuit 23 and air conditioning warm air circuit 22 in interconnected state
Switch between mutual truncation state.
Wherein, when the second reversing arrangement 6 makes engine partial circulating circuit 23 and air conditioning warm air circuit 22 is interconnected, energy
Enough realize working principle described in the third embodiment；When engine 231 does not work, the second reversing arrangement 6 makes to start
Machine partial circulating circuit 23 and air conditioning warm air circuit 22 mutually disconnect, and air conditioning warm air circuit 22 is the circuit of independent loops, and air-conditioning is warm
Wind circuit 22 can be heated by heat exchanger 3 to the battery 11 in cell circuit 1.
Second reversing arrangement 6 can be three-way diverter valve, and the first interface 61 and third interface 63 of the three-way diverter valve divide
It is not serially connected in air conditioning warm air circuit 22, the second interface 62 of the three-way diverter valve is connected to entering for engine partial circulating circuit 23
Mouth 233 or outlet 232；When engine 231 does not work, the first interface 61 of the three-way diverter valve is connected to third interface 63,
Second interface 62 blocks, and air conditioning warm air circuit 22 is the circuit of independent loops；When engine 231 works, the three-way diverter valve
First interface 61 be connected to second interface 62, third interface 63 blocks, engine partial circulating circuit 23 and air conditioning warm air circuit
22 connections and the circuit for forming concatenation, engine partial circulating circuit 23 can be heated to air conditioning warm air circuit 22, and engine is small follows
The coolant liquid of loop back path 23 can flow to heat exchanger 3 by air conditioning warm air circuit 22, to carry out heat exchange with cell circuit 1.
Specifically, the first reversing arrangement 4 may be designed as three-way diverter valve or valve group, and specific embodiment is as follows：
A kind of embodiment：As shown in Figures 1 to 12, the first reversing arrangement 4 is three-way diverter valve, and three-way diverter valve includes
First interface 41, second interface 42 and third interface 43, first interface 41 and second interface 42 are connected in independent loop 51, the
Three interfaces 43 are connected in heat exchange branch 52；Referring to Fig. 1 to Fig. 4 and Fig. 9 to Figure 12, when being connected with threeway in cell circuit 1
When reversal valve, battery 11 and the first water pump 12 are both connected to point that first interface 41 is connected in the independent loop 51 of cell circuit 1
Zhi Zhong；Referring to Fig. 5 to Figure 12, when being connected with three-way diverter valve in heat supplying loop 2, heat generating device 21 is connected to heat supplying loop 2
Independent loop 51 in connect first interface 41 branch in；When three-way diverter valve is in the first operating mode a, first interface 41
It being connected to second interface 42, third interface 43 blocks, and independent loop 51 is access, and heat exchange branch 52 and independent loop 51 are truncated,
So that cell circuit 1 and heat supplying loop 2 are in mutually indepedent operating status；When three-way diverter valve is in the second operating mode b,
First interface 41 is connected to second interface 42 and third interface 43 respectively, and independent loop 51 is access, heat exchange branch 52 and independence
Circuit 51 is connected to, so that cell circuit 1 and heat supplying loop 2 carry out part heat exchange；When three-way diverter valve is in third operating mode c
When, first interface 41 is connected to third interface 43, and second interface 42 blocks, and heat exchange branch 52 is connected to and is formed with independent loop 51
The circuit of concatenation, so that cell circuit 1 is exchanged heat completely with heat supplying loop 2.
Wherein, when battery 11 does not need heating, three-way diverter valve is in the first operating mode a, and three-way diverter valve is opened
Degree is 0, and the fluid flowed into from first interface 41 is all flowed out from second interface 42, and third interface 43 blocks, then independent loop 51
For access, exchange heat branch 52 and the disconnection of independent loop 51, and the fluid in independent loop 51 may not flow into heat exchange branch 52, then not
Heat exchange can be carried out by heat exchanger 3, cell circuit 1 and heat supplying loop 2 are in mutually indepedent operating status.
When battery needs to heat, and when the fluid temperature (F.T.) in heat supplying loop 2 is excessively high, three-way diverter valve is in the second work
Mode b, the aperture of three-way diverter valve are greater than 0 and less than 100%, and the fluid a part flowed into from first interface 41 connects from second
Mouth 42 flows out, and another part is flowed out from third interface 43, and the ratio of assignment of traffic has corresponding pass with the aperture of triple valve reversal valve
System, then independent loop 51 is access, and heat exchange branch 52 is connected to independent loop 51, and the segment fluid flow inflow in independent loop 51 is changed
In hot branch 52, segment fluid flow carries out heat exchange by heat exchanger 3, realizes that cell circuit 1 carries out part with heat supplying loop 2 and changes
Heat.
When battery 11 needs to heat, and when the fluid temperature (F.T.) in heat supplying loop 2 is convenient, three-way diverter valve is in third
Operating mode c, the aperture of three-way diverter valve are 100%, and the fluid flowed into from first interface 41 is all flowed out from third interface 43,
Second interface 42 blocks, then the branch 52 that exchanges heat is connected to independent loop 51 and is formed the circuit concatenated, the stream in independent loop 51
Body all flows into heat exchange branch 52, and carries out heat exchange by heat exchanger 3, carries out cell circuit 1 and heat supplying loop 2 completely
Heat exchange.
Wherein, electronic three-way valve can be used in three-way diverter valve, convenient to control its aperture, cooperates different opening, can
It realizes the more accurate of control temperature, reduces the complexity and calibration difficulty of system.
Another embodiment：As shown in figure 13, the first reversing arrangement 4 is valve group, and valve group includes the first valve 44
With the second valve 45, two nodes that the independent loop 51 of cell circuit 1 and/or heat supplying loop 2 intersects with heat exchange branch 52 it
Between the first branch 511 in be connected with the first valve 44, be connected in the heat exchange branch 52 of cell circuit 1 and/or heat supplying loop 2
Second valve 45；When being connected with valve group in cell circuit 1, battery 11 and the first water pump 12 are both connected to cell circuit 1
In the second branch 512 between two nodes that independent loop 51 intersects with heat exchange branch 52；When being connected with valve in heat supplying loop 2
When door group, between two nodes that the independent loop 51 that heat generating device 21 is connected to heat supplying loop 2 intersects with heat exchange branch 52
In second branch 512；When valve group is in the first operating mode, the first valve 44 is in the conductive state, at the second valve 45
In truncation state, independent loop 51 is access, and heat exchange branch 52 and independent loop 51 are truncated, so that cell circuit 1 and heat supply are returned
Road 2 is in mutually indepedent operating status；When valve group is in the second operating mode, the first valve 44 and the second valve 45 are located
In on state, independent loop 51 is access, and heat exchange branch 52 is connected to independent loop 51, so that cell circuit 1 and heat supply are returned
Road 2 carries out part heat exchange；When valve group is in third operating mode, the first valve 44 is in truncation state, the second valve 45
In the conductive state, heat exchange branch 52 is connected to independent loop 51 and is formed the circuit concatenated, so that cell circuit 1 and heat supply are returned
Road 2 is exchanged heat completely.
Wherein, switch valve or flow control valve etc. can be used in each valve in valve group, according to the optional electricity consumption of driving method
Movable valve, to facilitate the switch control to valve each in valve group.Preferably, flow control valve can be used in each valve, with reality
The complexity of system now is reduced to realize the more accurate of control temperature to the control of the flow of independent loop and heat exchange branch
Degree and calibration difficulty.
First valve 44 is connected to the first branch 511 between independent loop 51 and two nodes that branch 52 intersects that exchange heat
In, the second valve 45 be connected to heat exchange branch in, then when the first valve 44 and the second valve 45 are both turned on, independent loop 51 and
Exchange heat branch 52 connection and it is parallel with one another；When the first valve 44 is connected, and the second valve 45 is truncated, independent loop 51 is access,
The branch 52 that exchanges heat is open circuit, and heat exchange branch 52 and independent loop 51 disconnect；When the first valve 44 is truncated, the second valve 45 is connected
When, independent loop 51 is open circuit, and heat exchange branch 52 is access, and heat exchange branch 52 is connected to independent loop 51 and is mutually concatenated into one
Circuit.
When battery 11 does not need heating, valve group is in the first operating mode, the conducting of the first valve 44, the second valve 45
Truncation, heat exchange branch 52 and independent loop 51 disconnect, and the fluid in independent loop 51 may not flow into heat exchange branch 52, then will not
Heat exchange is carried out by heat exchanger 3, cell circuit 1 and heat supplying loop 2 are in mutually indepedent operating status.
When battery 11 needs to heat, and when the fluid temperature (F.T.) in heat supplying loop 2 is excessively high, valve group is in the second Working mould
Formula, the first valve 44 and the second valve 45 are on state, and heat exchange branch 52 is connected to and parallel with one another with independent loop 51,
Segment fluid flow in independent loop 51 flows into heat exchange branch 52, and segment fluid flow carries out heat exchange by heat exchanger 3, realizes battery
Circuit 1 and heat supplying loop 2 carry out part heat exchange.
When battery 11 needs to heat, and when the fluid temperature (F.T.) in heat supplying loop 2 is convenient, valve group is in third work
Mode, the truncation of the first valve 44, the conducting of the second valve 45, heat exchange branch 52 are connected to independent loop 51 and are mutually concatenated into one
Circuit, the fluid in independent loop 51 all flows into heat exchange branch 52, and carries out heat exchange by heat exchanger 3, returns battery
Road 1 is exchanged heat completely with heat supplying loop 2.
Specifically, such as Fig. 5 to Figure 13, heat supplying loop 2 includes air conditioning warm air circuit 22, is serially connected in air conditioning warm air circuit 22
Heater of air conditioner 222, water-warming heater 221 and the second water pump 223, heat generating device 21 include water-warming heater 221；Air-conditioning is warm
The first reversing arrangement 4 is connected in wind circuit 22, the second water pump 223 and water-warming heater 221 are serially connected with air conditioning warm air circuit 22
Independent loop 51 a branch in, and connect with heater of air conditioner 222 by the first reversing arrangement 4.
Referring to Fig. 5 to Figure 12, when the first reversing arrangement 4 is three-way diverter valve, it is warm that water-warming heater 221 is connected to air-conditioning
In the branch for connecting first interface 41 in the independent loop 51 in wind circuit 22, heater of air conditioner 222 is connected to air conditioning warm air and returns
In the branch for connecting second interface 42 in the independent loop 51 on road 22；Referring to Figure 13, when the first reversing arrangement 4 is valve group,
Between two nodes that the independent loop 51 that heater of air conditioner 222 is connected to air conditioning warm air circuit 22 intersects with heat exchange branch 52
The first branch 511 in, water-warming heater 221 is connected to the independent loop 51 in air conditioning warm air circuit 22 and intersects with heat exchange branch 52
Two nodes between the second branch 512 in.
Above-mentioned design method to make the independent loop 51 and heat exchange branch in air conditioning warm air circuit 22 when the first reversing arrangement 4
There are following two kinds of situations when being interconnected between 52：
When heater of air conditioner 222 works, the first reversing arrangement 4 is in the second operating mode, air conditioning warm air circuit 22
Independent loop 51 be access, heat exchange branch 52 is connected to independent loop 51, and water-warming heater 221 is to air conditioning warm air circuit 22
In coolant liquid heating, coolant liquid a part after heating flows into 222 place branch of heater of air conditioner, gives air conditioning warm air dress
222 heater cores heating is set, another part flows into the heat exchange branch 52 in air conditioning warm air circuit 22, and gives by heat exchanger 3
Battery 11 in cell circuit 1 heats.
When heater of air conditioner 222 does not work, the first reversing arrangement 4 is in third operating mode, heat exchange branch 52 with
Independent loop 51 is connected to and is formed the circuit of concatenation, branches into open circuit where heater of air conditioner 222, water-warming heater 221 is given
Coolant liquid heating in air conditioning warm air circuit 22, the coolant liquid after heating all flow into the heat exchange branch in air conditioning warm air circuit 22
In, and heated by heat exchanger 3 to the battery 11 in cell circuit 1；In the idle situation of heater of air conditioner 222, water
The coolant liquid that the thermal energy of warm heater 221 can all exchange heat to cell circuit 1, heating efficiency are higher.
Specifically, referring to Fig. 1, it is connected with the first temperature sensor 13 at the battery 11 in cell circuit 1, for measuring electricity
The temperature in pond 11；It is connected with second temperature sensor 24 at heat generating device 21 in heat supplying loop 2, for measuring heat generating device 21
Temperature；Third temperature biography is respectively connected at the entrance and exit that heat exchanger 3 is connected with cell circuit 1 and heat supplying loop 2 respectively
Sensor 31, wherein heat exchanger 3 includes at least two entrances and two outlets, and third temperature sensor 31 is returned for measuring battery
The temperature on road 1 and the heat exchange of heat supplying loop 2 front and back.By the above-mentioned temperature conditions of real-time measurement, to regulate and control the first commutation dress in time
4 are set with the temperature in regulating cell circuit 1 and heat supplying loop 2, guarantees the incremental heating of battery 11, prevents battery 11 by mistake
The coolant liquid damage of heat, effectively prevent the risk of temperature control.
Specifically, the first expansion tank 14 is connected in cell circuit 1.First expansion tank 14 can play supplement cooling
The effect of liquid, when the coolant liquid expanded by heating in cell circuit 1, extra coolant liquid can be flowed into the first expansion tank 14,
When coolant temperature reduces, coolant liquid is supplemented in cell circuit 1；In addition, a lateral pressure of the first water pump 12 suction is lower,
It is also easy to produce steam bubble, the first expansion tank 14 can make water, vapour separation in time, steam is made to be condensed into liquid, avoid generating cavitation pitting
Phenomenon.
Specifically, battery refrigeration equipment 15 is connected in cell circuit 1, battery refrigeration equipment 15 is used for cell circuit 1
In heat change away so that battery 11 cool down.When battery 11 in use when the temperature is excessively high, cooling in cell circuit 1
Liquid temperature is higher, coolant liquid can be made to cool down by battery refrigeration equipment 15, so that battery 11 be made to cool down.
Specifically, the second expansion tank 25 is connected in air conditioning warm air circuit 2.Second expansion tank 25 can play supplement
The effect of coolant liquid, it is extra when coolant liquid expanded by heating to guarantee to have in air conditioning warm air circuit 22 sufficient coolant liquid
Coolant liquid can flow into the second expansion tank 25, and when coolant temperature reduces, coolant liquid can be supplemented to air conditioning warm air circuit 22
In；In addition, a lateral pressure of the second water pump 223 suction is lower, it is also easy to produce steam bubble, the second expansion tank 25 can make in time
Water, vapour separation, make steam be condensed into liquid, avoid generating cavitation erosion.
The utility model embodiment provides a kind of vehicle, including：Above-mentioned battery thermal management system.
Wherein, the structure and working principle of battery thermal management system are same as the previously described embodiments, and details are not described herein again.
A kind of vehicle provided by the embodiment of the utility model, including battery thermal management system, by cell circuit and/or
The first reversing arrangement is connected in heat supplying loop, so that cell circuit and/or heat supplying loop are respectively formed the independence being in parallel and return
Road and heat exchange branch, connect heat exchanger, heat exchanger is connected to the heat exchange branch of cell circuit between cell circuit and heat supplying loop
In road and/or in the heat exchange branch of heat supplying loop, the first reversing arrangement is for making independent loop and heat exchange branch be interconnected
Switch between state and mutual truncation state so that when battery needs to heat, by the first reversing arrangement make independent loop with
The branch that exchanges heat is interconnected, to make the coolant liquid of cell circuit and the hot fluid of heat supplying loop pass through heat exchanger, so that electric
Heat exchange can be carried out by heat exchanger between pond circuit and heat supplying loop, to realize the thermal energy of heat generating device in heat supplying loop
By heat exchanger transfer to the coolant liquid of cell circuit, to be heated to battery；When battery by the first commutation without being filled when heating
Set make independent loop with heat exchange branch mutually disconnect, thus make cell circuit coolant liquid and heat supplying loop hot fluid at least
One not over heat exchanger so that without carrying out heat exchange between cell circuit and heat supplying loop, cell circuit and heat supply are returned
Road is mutually indepedent, does not interfere with each other.The temperature and flow of hot fluid in heat supplying loop can be monitored in the utility model embodiment respectively
And in cell circuit coolant liquid temperature and flow, the heat of transmitting is controlled by heat exchanger, compared to the prior art will
The hot fluid of heat supplying loop and the coolant liquid of cell circuit are directly mixed together, and ensure that battery is incremental by heat exchanger
Heating, improve the temperature control capacity of battery thermal management, effectively avoid to battery cross thermal damage, improve battery life, increase
The reliability of heat management system.In addition, heat generating device is device employed in new energy vehicle, without higher cost
Water-warming heater give battery heating, realize while guaranteeing battery heating function save the cost.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention,
It is still within the scope of the technical solutions of the present invention.
Claims (12)
1. a kind of battery thermal management system, which is characterized in that including：
Cell circuit is serially connected with battery and the first water pump in the cell circuit；
Heat supplying loop is connected with heat generating device in the heat supplying loop；
Heat exchanger, the heat exchanger include the first heat exchanger channels and the second heat exchanger channels for exchanging heat, and the battery returns
Road is connect with first heat exchanger channels, and the heat supplying loop is connect with second heat exchanger channels；
It is connected with first reversing arrangement in first reversing arrangement, the cell circuit and/or the heat supplying loop, described
One reversing arrangement makes the cell circuit and/or the heat supplying loop be respectively formed the independent loop being in parallel and heat exchange branch,
First reversing arrangement is for making the independent loop and the heat exchange branch in interconnected state and mutual truncation state
Between switch；
The heat exchanger is connected in the heat exchange branch of the cell circuit and/or in the heat exchange branch of the heat supplying loop；
When being connected with first reversing arrangement in the cell circuit, the battery and first water pump are both connected to institute
It states in the independent loop of cell circuit；
When being connected with first reversing arrangement in the heat supplying loop, the heat generating device is connected to the heat supplying loop
In independent loop.
2. battery thermal management system according to claim 1, which is characterized in that
The heat supplying loop is air conditioning warm air circuit, and heater of air conditioner, hot-water heating heating are serially connected in the air conditioning warm air circuit
Device and the second water pump, the heat generating device are the water-warming heater；
When being connected with first reversing arrangement in the air conditioning warm air circuit, the heater of air conditioner, the hot-water heating add
Hot device and second water pump are both connected in the independent loop in the air conditioning warm air circuit.
3. battery thermal management system according to claim 1, which is characterized in that
The heat supplying loop is engine partial circulating circuit, is connected with engine, the hair in engine partial circulating circuit
Hot charging is set to the engine；
When being connected with first reversing arrangement in engine partial circulating circuit, the engine is connected to described start
In the independent loop in machine partial circulating circuit.
4. battery thermal management system according to claim 1, which is characterized in that
The heat supplying loop includes air conditioning warm air circuit and engine partial circulating circuit, and concatenation is free in the air conditioning warm air circuit
Heater, water-warming heater and the second water pump are adjusted, engine, the fever dress are connected in engine partial circulating circuit
It sets including the water-warming heater and the engine；
Engine partial circulating circuit is connect with the air conditioning warm air circuit, the air conditioning warm air circuit and second heat exchange
Channel connection；
First reversing arrangement, the heat exchanger connection are connected in the cell circuit and/or the air conditioning warm air circuit
In the heat exchange branch of the cell circuit and/or in the heat exchange branch in the air conditioning warm air circuit；
When being connected with first reversing arrangement in the air conditioning warm air circuit, the heater of air conditioner, the hot-water heating add
Hot device and second water pump are both connected in the independent loop in the air conditioning warm air circuit.
5. battery thermal management system according to claim 4, which is characterized in that further include：
Second reversing arrangement, engine partial circulating circuit are connected to the air conditioning warm air by second reversing arrangement and return
Road, second reversing arrangement is for making engine partial circulating circuit and the air conditioning warm air circuit in interconnected state
Switch between mutual truncation state.
6. battery thermal management system according to claim 1, which is characterized in that
First reversing arrangement is three-way diverter valve, and the three-way diverter valve includes that first interface, second interface and third connect
Mouthful, the first interface and the second interface are connected in the independent loop, and the third interface is connected to the heat exchange
In branch；
When being connected with the three-way diverter valve in the cell circuit, the battery and first water pump are both connected to described
In the branch for connecting the first interface in the independent loop of cell circuit；
When being connected with the three-way diverter valve in the heat supplying loop, the heat generating device is connected to the only of the heat supplying loop
In the branch for connecting the first interface in vertical circuit；
When the three-way diverter valve is in the first operating mode, the first interface is connected to the second interface, the third
Interface blocks, and the independent loop is access, and the heat exchange branch and the independent loop are truncated so that the cell circuit and
The heat supplying loop is in mutually indepedent operating status；
When the three-way diverter valve is in the second operating mode, the first interface respectively with the second interface and described
Three orifices, the independent loop are access, and the heat exchange branch is connected to the independent loop, so that the cell circuit
Part heat exchange is carried out with the heat supplying loop；
When the three-way diverter valve is in third operating mode, the first interface and the third interface connection, described the
Two interfaces block, and the heat exchange branch is connected to the independent loop and formed the circuit concatenated so that the cell circuit and
The heat supplying loop is exchanged heat completely.
7. battery thermal management system according to claim 1, which is characterized in that
First reversing arrangement be valve group, the valve group include the first valve and the second valve, the cell circuit and/
Or described the is connected in the first branch between the independent loop of the heat supplying loop and two nodes intersecting of heat exchange branch
Second valve is connected in the heat exchange branch of one valve, the cell circuit and/or the heat supplying loop；
When being connected with the valve group in the cell circuit, the battery and first water pump are both connected to the battery
In the second branch between two nodes that the independent loop in circuit intersects with heat exchange branch；
When being connected with the valve group in the heat supplying loop, the independence that the heat generating device is connected to the heat supplying loop is returned
In the second branch between two nodes that road is intersected with heat exchange branch；
When the valve group is in the first operating mode, first valve is in the conductive state, and second valve is in
Truncation state, the independent loop are access, and the heat exchange branch and the independent loop are truncated so that the cell circuit and
The heat supplying loop is in mutually indepedent operating status；
When the valve group is in the second operating mode, first valve and second valve are on state,
The independent loop is access, and the heat exchange branch is connected to the independent loop, so that the cell circuit and the heat supply
Circuit carries out part heat exchange；
When the valve group is in third operating mode, first valve is in truncation state, and second valve is in
On state, the heat exchange branch is connected to the independent loop and is formed the circuit concatenated, so that the cell circuit and institute
Heat supplying loop is stated to be exchanged heat completely.
8. battery thermal management system according to claim 6 or 7, which is characterized in that
The heat supplying loop includes air conditioning warm air circuit, is serially connected with heater of air conditioner in the air conditioning warm air circuit, hot-water heating adds
Hot device and the second water pump, the heat generating device include the water-warming heater；
First reversing arrangement, second water pump and water-warming heater concatenation are connected in the air conditioning warm air circuit
It is filled in a branch of the independent loop in the air conditioning warm air circuit, and through first reversing arrangement and the air conditioning warm air
Set connection.
9. battery thermal management system according to any one of claim 1 to 7, which is characterized in that
The first temperature sensor is connected at the battery in the cell circuit；
Second temperature sensor is connected at the heat generating device in the heat supplying loop；
Third is respectively connected at the entrance and exit that the heat exchanger is connected with the cell circuit and the heat supplying loop respectively
Temperature sensor.
10. battery thermal management system according to claim 1, which is characterized in that
The first expansion tank is connected in the cell circuit；
Battery refrigeration equipment is connected in the cell circuit, the battery refrigeration equipment is used for the heat in the cell circuit
Amount is changed away, so that the battery cools down.
11. battery thermal management system according to claim 2 or 4, which is characterized in that
The second expansion tank is connected in the air conditioning warm air circuit.
12. a kind of vehicle, which is characterized in that including：Battery thermal management system as described in any one of claims 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820799986.7U CN208142314U (en) | 2018-05-25 | 2018-05-25 | battery thermal management system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820799986.7U CN208142314U (en) | 2018-05-25 | 2018-05-25 | battery thermal management system and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN208142314U true CN208142314U (en) | 2018-11-23 |
Family
ID=64314237
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| CN (1) | CN208142314U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501566A (en) * | 2018-11-27 | 2019-03-22 | 北京长城华冠汽车技术开发有限公司 | A kind of heat management system and automobile |
| CN109795313A (en) * | 2019-03-29 | 2019-05-24 | 重庆长安汽车股份有限公司 | A kind of plug-in hybrid-power automobile heat management system |
| CN111244579A (en) * | 2018-11-28 | 2020-06-05 | 浙江吉智新能源汽车科技有限公司 | Battery thermal management system and electric vehicle |
| CN111231774A (en) * | 2018-11-29 | 2020-06-05 | 比亚迪股份有限公司 | Vehicle thermal management system, control method of vehicle thermal management system and vehicle |
| CN111231619A (en) * | 2018-11-29 | 2020-06-05 | 比亚迪股份有限公司 | Vehicle thermal management system and vehicle |
| CN111380168A (en) * | 2018-12-29 | 2020-07-07 | 杭州三花研究院有限公司 | Air conditioning system and control method thereof |
| CN115465090A (en) * | 2021-10-29 | 2022-12-13 | 比亚迪股份有限公司 | Thermal management system and vehicle with same |
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2018
- 2018-05-25 CN CN201820799986.7U patent/CN208142314U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501566A (en) * | 2018-11-27 | 2019-03-22 | 北京长城华冠汽车技术开发有限公司 | A kind of heat management system and automobile |
| CN111244579A (en) * | 2018-11-28 | 2020-06-05 | 浙江吉智新能源汽车科技有限公司 | Battery thermal management system and electric vehicle |
| CN111244579B (en) * | 2018-11-28 | 2022-05-10 | 浙江吉智新能源汽车科技有限公司 | Battery thermal management system and electric vehicle |
| CN111231774A (en) * | 2018-11-29 | 2020-06-05 | 比亚迪股份有限公司 | Vehicle thermal management system, control method of vehicle thermal management system and vehicle |
| CN111231619A (en) * | 2018-11-29 | 2020-06-05 | 比亚迪股份有限公司 | Vehicle thermal management system and vehicle |
| CN111380168A (en) * | 2018-12-29 | 2020-07-07 | 杭州三花研究院有限公司 | Air conditioning system and control method thereof |
| CN111380168B (en) * | 2018-12-29 | 2021-11-16 | 三花控股集团有限公司 | Air conditioning system and control method thereof |
| CN109795313A (en) * | 2019-03-29 | 2019-05-24 | 重庆长安汽车股份有限公司 | A kind of plug-in hybrid-power automobile heat management system |
| CN109795313B (en) * | 2019-03-29 | 2022-07-08 | 重庆长安汽车股份有限公司 | Plug-in hybrid electric vehicle thermal management system |
| CN115465090A (en) * | 2021-10-29 | 2022-12-13 | 比亚迪股份有限公司 | Thermal management system and vehicle with same |
| CN115465090B (en) * | 2021-10-29 | 2023-08-08 | 比亚迪股份有限公司 | Thermal management system and vehicle with same |
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