CN208232746U - Used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system - Google Patents
Used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system Download PDFInfo
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- CN208232746U CN208232746U CN201820549811.0U CN201820549811U CN208232746U CN 208232746 U CN208232746 U CN 208232746U CN 201820549811 U CN201820549811 U CN 201820549811U CN 208232746 U CN208232746 U CN 208232746U
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Abstract
The utility model used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system, contain motor compressor, water-cooled condenser, electric expansion valve, solenoid valve, outdoor heat exchanger, liquid-gas separator, electromagnetic expanding valve, interior evaporator, water heating type car heater cores, 5KW water heating type electric heater, electronic water pump, composite heat-exchanger and battery pack, the refrigerant side circuit of crew module's refrigeration and battery refrigerating mode can be formed, the refrigerant side circuit of battery coolant liquid side loop and crew module heating and battery-heated model, the coolant liquid side loop of crew module's heating and a series of individual refrigeration or heating circuit；New-energy automobile is set to be able to satisfy the requirement that crew module's refrigeration, heating and dehumidifying and battery pack cool and heat under various environment temperatures as defined in various standards, also have the function of that battery pack preheating and crew module preheat pre-cooling, it solves the heat management problems of crew module and battery pack, facilitates the development of China's new-energy automobile.
Description
Technical field
The utility model belongs to used in new energy vehicles heat pump air conditioner and battery pack thermal management technology field, particularly new energy
Automobile-used integrated crew module's air-conditioning and battery pack heat management heat pump system.
Background technique
Due to factors such as petroleum resources shortage and environmental protections, countries in the world government and automobile manufacturing enterprise are all energetically
Promote new-energy automobile.And developing new-energy automobile, power battery is the most important thing of three electric systems of new energy vehicle.Currently,
Ternary lithium battery is because of the power battery that energy density height is that generally acknowledged suitable new-energy automobile uses.But ternary lithium battery pair
Therefore very temperature sensitive is paid much attention to the heat management of new-energy automobile by everybody.Further, since new energy electric motor vehicle
And there is no this heat source of conventional engines under the mixed pure electric driving mode of motor-car, the heating of new-energy automobile crew module also becomes one
A more prominent problem.
New-energy automobile generally uses the heat pump air conditioning system of three heat exchanger frameworks at present.The heat of the three heat exchangers framework
Pump air conditioner system refers to: being replaced with an indoor heat exchanger and indoor heat exchanger is carried out interior heating as condenser
Air-conditioning system.Since the indoor heat exchanger of the heat pump air conditioner of three heat exchanger frameworks occupies the position and space of former warm air system,
Therefore its outer dimension is typically small, and heat exchange area is also smaller.In addition, HVAC air-out volume is also smaller under its heating mode,
Thus heating capacity is also limited.If increasing the size of indoor heat exchanger, the HVAC to be re-started that is bound to is designed and is thrown again
Enter mold, in this way, not only increasing the development time, but also increases production cost.On the other hand, the heat of three current heat exchanger frameworks
Pump air conditioner system be not met by GB/T 24552-2009 " performance requirement of electric car windscreen defrosting-defogging system and
Test method " it should be -18 DEG C ± 3 DEG C of regulation in standard about the environment temperature of defrosting.
Power cells for new energy vehicles is usually ternary lithium battery.The ternary lithium battery pack is more sensitive to temperature, must
Heat management need be carried out to it.The liquid cooling side that heat management more generally uses Chiller is carried out to ternary lithium battery at present
Formula cools down battery pack, is heated by the way of water heating type electric heating (Water-PTC) to battery pack.And
The liquid cooling mode of Chiller only works when cooling battery pack, when being heated with water heating type electric heating to battery pack,
Chiller is not involved in circulation.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, under electric vehicle and the pure power mode of mixed motor-car
Because lacking this heat source of engine, the more prominent situation of the heating problem in winter, for electric vehicle and mixed motor-car ternary
Lithium battery pack is more sensitive to temperature, it is necessary to which it is empty to provide a kind of integrated crew module of used in new energy vehicles for the case where carrying out heat management to it
Tune and battery pack heat management heat pump system, it both can be suitably used for the system of crew module under various environment temperatures as defined in various standards
Cold, heating and dehumidifying requirement, but the battery pack that can be suitably used under various environment temperatures as defined in various standards cools and heats,
Facilitate the development of China's new-energy automobile.
In order to achieve the above object, the utility model uses following technical scheme.
A kind of used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system, which is characterized in that contains electricity
Dynamic compressor, water-cooled condenser, electric expansion valve, the first solenoid valve, second solenoid valve, third solenoid valve, outdoor heat exchanger, liquid
Gas separating device, the first electromagnetic expanding valve, the second electromagnetic expanding valve, interior evaporator, interior heater cores, the first water valve, second
Water valve, electric heater, the first electronic water pump, the second electronic water pump, the first kettle, the second kettle, composite heat-exchanger and battery pack,
The car heater cores use water heating type car heater cores；The electric heater uses 5KW water heating type electric heater；
The motor compressor is connect by pipeline and second solenoid valve with outdoor heat exchanger, and the first electricity of connection is then proceeded to
Magnetic expansion valve → car evaporator, then the motor compressor, at the same time, the electricity are returned through tee tube and liquid-gas separator
Dynamic compressor is connect by pipeline and second solenoid valve with outdoor heat exchanger, then proceedes to connect the second electromagnetic expanding valve → compound
Heat exchanger, then the motor compressor is returned through tee tube and liquid-gas separator, form crew module's refrigeration and battery refrigerating mode
The circuit of refrigerant side；Meanwhile the composite heat-exchanger is connect by pipeline and the second electronic water pump with the second kettle, then after
The composite heat-exchanger is returned after continuous connection battery pack, forms the circuit of the cooling coolant liquid side of battery；
The motor compressor is connect by pipeline and water-cooled condenser with electric expansion valve, then proceedes to change outside junction chamber
Hot device → third solenoid valve, then the motor compressor is returned through liquid-gas separator, form crew module's heating and battery heated mould
The refrigerant side circuit of formula；At the same time, the water-cooled condenser is connect by pipeline and the first kettle with the first electronic water pump,
Connection electric heater → the first water valve → car heater cores are then proceeded to, return to the water-cooled condenser through tee tube, are formed
The coolant liquid side loop of crew module's heating；At the same time, the water-cooled condenser passes through pipeline and the first kettle and the first electronics
Water pump connection then proceedes to connection electric heater → second water valve → composite heat-exchanger, returns to the water cooling through tee tube and condenses
Device forms battery pack heated cooling fluid side loop I；Meanwhile the composite heat-exchanger passes through pipeline and the second electronic water pump and the
The connection of two kettles returns to the composite heat-exchanger after then proceeding to connection battery pack packet, forms battery pack heated cooling fluid side and returns
Road II.
Further, the motor compressor is connect by pipeline with second solenoid valve, then proceedes to connection outdoor heat exchanger
→ the first electromagnetic expanding valve → car evaporator, then motor compressor is returned through tee tube and liquid-gas separator, form crew module
Separate refrigeration or pre- cold loop.
Further, the motor compressor is connect by pipeline with water-cooled condenser, then proceedes to connection electric expansion valve
→ outdoor heat exchanger → third solenoid valve, then return to motor compressor through liquid-gas separator forms crew module and individually heat or in advance
The circuit of heat pattern refrigerant side；Meanwhile the water-cooled condenser is connect by pipeline with the first kettle, and connection the is then proceeded to
One electronic water pump → electric heater → the first water valve → car heater cores, then water-cooled condenser is returned through tee tube, formation multiplies
Member's shipping bill solely heats or the circuit of preheating mode coolant liquid side.
Further, the motor compressor is connect by pipeline with water-cooled condenser, then proceedes to the first solenoid valve of connection
→ outdoor heat exchanger → the first electromagnetic expanding valve → car evaporator, then motor compressor is returned through liquid-gas separator, formation multiplies
Member cabin dehumidification mode refrigerant side circuit；Meanwhile the water-cooled condenser is connect by pipeline with the first kettle, the company of then proceeding to
The first electronic water pump → electric heater → the first water valve → car heater cores are connect, then return to water-cooled condenser, shape through tee tube
At crew module's dehumidification mode coolant liquid side loop.
Further, the motor compressor is connect by pipeline and second solenoid valve with outdoor heat exchanger, the company of then proceeding to
The second electromagnetic expanding valve → composite heat-exchanger is connect, then returns to motor compressor through tee tube and liquid-gas separator, forms battery list
Only refrigerating mode refrigerant side circuit；Meanwhile the composite heat-exchanger is connect by pipeline with the second electronic water pump, is then proceeded to
Composite heat-exchanger is returned after connecting the second kettle → battery pack packet, battery pack battery independent refrigerating mode coolant liquid side is formed and returns
Road.
Further, the motor compressor is connect by pipeline with water-cooled condenser, then proceedes to connection electric expansion valve
→ outdoor heat exchanger → third solenoid valve, then motor compressor is returned through liquid-gas separator, it forms battery pack battery and individually heats
Or preheating mode refrigerant side circuit；At the same time, the water-cooled condenser passes through pipeline and the first kettle and the first electronic water
Pump connection then proceedes to connection electric heater → second water valve → composite heat-exchanger, returns to the water-cooled condenser through tee tube,
Form the cold independent heating of battery pack or preheating mode but liquid side loop I；Meanwhile the composite heat-exchanger passes through pipeline and the second electricity
The connection of sub- water pump returns to composite heat-exchanger after then proceeding to connection the second kettle → battery pack, formed battery pack individually heat or
Preheating mode coolant liquid side loop II.
Further, the motor compressor is connect by pipeline with water-cooled condenser, then proceedes to the first solenoid valve of connection
→ outdoor heat exchanger → the second electromagnetic expanding valve → composite heat-exchanger, then electric compressor is returned through tee tube and liquid-gas separator
Machine forms crew module's heating and battery refrigerating mode refrigerant side circuit；At the same time, the water-cooled condenser by pipeline with
The connection of first kettle then proceedes to connection the first electronic water pump → electric heater → the first water valve → car heater cores, then passes through
Tee tube returns to water-cooled condenser, forms crew module and heats coolant liquid side loop；And the composite heat-exchanger passes through pipeline and the
The connection of two electronic water pumps returns to composite heat-exchanger after then proceeding to connection the second kettle → battery pack, and it is cold to form battery pack cooling
But liquid side loop.
Further, the motor compressor is connect by pipeline with water-cooled condenser, then proceedes to the first solenoid valve of connection
→ outdoor heat exchanger → the first electromagnetic expanding valve → car evaporator returns to motor compressor through tee tube and liquid-gas separator,
Meanwhile the motor compressor is connect by pipeline with water-cooled condenser, and connection the first solenoid valve → outdoor heat exchange is then proceeded to
Device → tee tube and the second electromagnetic expanding valve → composite heat-exchanger, then motor compressor is returned through tee tube and liquid-gas separator,
Form crew module's dehumidifying and battery refrigerating mode refrigerant side circuit；At the same time, the water-cooled condenser passes through pipeline and the
The connection of one kettle then proceedes to connection the first electronic water pump → electric heater → the first water valve → car heater cores, through threeway
Pipe returns to water-cooled condenser, forms crew module's dehumidification cooling liquid side loop；And the composite heat-exchanger passes through pipeline and the second electricity
Sub- water pump connection, returns to composite heat-exchanger after then proceeding to connection the second kettle → battery pack, forms the cooling coolant liquid of battery pack
The circuit of side.
Further, the motor compressor is connect by pipeline with water-cooled condenser, then proceedes to the first solenoid valve of connection
→ outdoor heat exchanger → the first electromagnetic expanding valve → car evaporator returns to motor compressor through tee tube and liquid-gas separator,
Form crew module's dehumidifying and battery-heated model refrigerant side circuit；At the same time, the water-cooled condenser passes through pipeline and the
The connection of one kettle then proceedes to connection the first electronic water pump → electric heater → the first water valve → car heater cores, through threeway
Pipe returns to water-cooled condenser, forms crew module's dehumidification cooling liquid side loop；The water-cooled condenser passes through pipeline and the first kettle
Connection then proceedes to connection the first electronic water pump → electric heater → second water valve → composite heat-exchanger, returns to water through tee tube
Cool condenser forms battery pack battery heated cooling fluid side loop I；And the composite heat-exchanger passes through pipeline and the second electronic water
Pump connection returns to composite heat-exchanger after then proceeding to connection the second kettle → battery pack, forms battery pack battery heated cooling fluid
Side loop II.
The utility model used in new energy vehicles integrates crew module's air-conditioning and the good effect of battery pack heat management heat pump system is:
New-energy automobile can be made both to be able to satisfy crew module's refrigeration under various environment temperatures as defined in various standards, and heat and remove
Wet requirement, and can make what new-energy automobile met that battery pack under various environment temperatures as defined in various standards cools and heats to want
It asks, while having both crew module's preheating of battery pack preheating and charging process before charging, pre-cooling function, efficiently solve and multiply
The heat management problems in member cabin and battery pack, facilitate the development of China's new-energy automobile.
Detailed description of the invention
Fig. 1 is that the utility model used in new energy vehicles integrates crew module's air-conditioning and the structure of battery pack heat management heat pump system is shown
It is intended to.
Label in figure is respectively as follows:
1, motor compressor；2, water-cooled condenser；
3, electric expansion valve；301, the first solenoid valve；
302, second solenoid valve；303, third solenoid valve；
4, outdoor heat exchanger；5, liquid-gas separator；
601, the first electromagnetic expanding valve；602, the second electromagnetic expanding valve；
7, interior evaporator；8, interior heater cores；
901, the first water valve；902, the second water valve；
10, electric heater；1101, the first electronic water pump；
1102, the second electronic water pump；1201, the first kettle；
1202, the second kettle；13, composite heat-exchanger；
14, battery pack.
Specific embodiment
The utility model used in new energy vehicles, which is provided, below in conjunction with attached drawing integrates crew module's air-conditioning and battery pack heat management heat pump
The specific embodiment of system.It should be noted that the implementation of the utility model embodiment not limited to the following.
Referring to Fig. 1.A kind of used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system, contains electronic pressure
Contracting machine 1, water-cooled condenser 2, electric expansion valve 3, the first solenoid valve 301, second solenoid valve 302, third solenoid valve 303, outdoor
Heat exchanger 4, liquid-gas separator 5, the first electromagnetic expanding valve 601, the second electromagnetic expanding valve 602, interior evaporator 7, interior warm wind
Core 8, the first water valve 901, the second water valve 902, electric heater 10, the first electronic water pump 1101, the second electronic water pump 1102,
One kettle 1201, the second kettle 1202, composite heat-exchanger 13 and battery pack 14.
The car heater cores 8 use water heating type car heater cores 8.
The electric heater 10 uses 5KW water heating type electric heater 10.
The motor compressor 1 is connect by pipeline and second solenoid valve 302 with outdoor heat exchanger 4, the company of then proceeding to
The first electromagnetic expanding valve 601 and interior evaporator 7 are connect, then returns to the motor compressor 1 through liquid-gas separator 5, forms cooling
Crew module's refrigeration cycle of liquid side.In addition, the motor compressor 1 is passed through pipeline and second solenoid valve 302 and outdoor heat exchange
Device 4 connects, and then proceedes to second 602 → composite heat-exchanger of electromagnetic expanding valve 13 of connection, then return to the electricity through liquid-gas separator 5
Dynamic compressor 1, meanwhile, the composite heat-exchanger 13 is connected by pipeline and the second electronic water pump 1102 with the second kettle 1202
It connects, then returns to the composite heat-exchanger 13 through battery pack 14, form the circuit of battery pack refrigerating mode coolant liquid side；That is: from
The high-temperature high-pressure refrigerant that motor compressor 1 comes out is liquefied by entering outdoor heat exchanger 4 after solenoid valve, is then passed through respectively again
The first electromagnetic expanding valve 601 and interior evaporator 7, the second electromagnetic expanding valve 602 and composite heat-exchanger 13 of HVAC, then pass through three
Siphunculus imports in liquid-gas separator 5, eventually passes back to the air entry of motor compressor 1.The interior evaporator 7 of HVAC realizes crew module
Refrigeration, the coolant liquid in cooling 14 circuit of battery pack of composite heat-exchanger 13, the coolant liquid after being cooled is through the second electronic water pump
1102 are sent to the cooling that battery pack 14 realizes battery pack.
The motor compressor 1 is connect by pipeline and water-cooled condenser 2 with electric expansion valve 3, then proceedes to connect
4 → third of outdoor heat exchanger solenoid valve 303 returns to the motor compressor 1 through liquid-gas separator 5, formed crew module's heating and
Battery pack heating mode refrigerant side circuit.At the same time, by the water-cooled condenser 2 by pipeline and the first kettle 1201 with
The connection of first electronic water pump 1101 then proceedes to 10 → the first 901 → car of water valve heater cores 8 of connection electric heater, through three
Siphunculus returns to the water-cooled condenser 2, forms crew module and heats coolant liquid side loop.By the water-cooled condenser 2 and the first water
Pot 1201 connects, and then proceedes to first 1101 → electric heater of electronic water pump 10 of connection and tee tube → the second water valve 902 → and answers
Heat exchanger 13 is closed, then returns to water-cooled condenser 2 through tee tube, forms battery pack heated cooling fluid side loop I.At the same time, will
The composite heat-exchanger 13 is connect by pipeline and the second electronic water pump 1102 with the second kettle 1202, is then returned through battery pack 14
The composite heat-exchanger 13 is returned, battery pack heated cooling fluid side loop II is formed.That is, the high temperature come out from motor compressor 1 is high
Compression refrigerant enters outdoor heat exchanger 4 by water-cooled condenser 2, using electric expansion valve 3, then passes through 303 He of solenoid valve
Liquid-gas separator 5 returns to 1 air entry of motor compressor.High temperature refrigerant heating HVAC heater cores 8 in water-cooled condenser 2 follow
In loop back path and 13 circulation loop of composite heat-exchanger in coolant liquid, the coolant liquid being heated by the first electronic water pump 1101 into
Enter and recycled in the interior heater cores 8 of HVAC, to realize the heating in crew module；In composite heat-exchanger 13 temperature of side compared with
Coolant liquid in high coolant liquid heating 14 circulation loop of other side battery pack, is sent to battery by the second electronic water pump 1102
The heating of battery pack is carried out in packet 14.
The motor compressor 1 is connect by pipeline with second solenoid valve 302, connection outdoor heat exchanger 4 is then proceeded to
→ the first electromagnetic expanding valve 601 → car evaporator 7, then motor compressor 1 is returned through tee tube and liquid-gas separator 5, it is formed
Crew module's separate refrigeration or pre- cold loop pass through second solenoid valve from the high-temperature high-pressure refrigerant that motor compressor 1 comes out
302, which enter outdoor heat exchanger 4, liquefies, and is then entered again by the first electromagnetic expanding valve 601 in 7 core of interior evaporator of HVAC
It is evaporated, finally returns to 1 air entry of motor compressor using liquid-gas separator 5, so the refrigeration of circulation progress crew module
Or pre-cooling.
The motor compressor 1 is connect by pipeline with water-cooled condenser 2, then proceed to connect electric expansion valve 3 →
4 → third of outdoor heat exchanger solenoid valve 303, then motor compressor 1 is returned through liquid-gas separator 5, it forms crew module and individually heats
Or preheating mode refrigerant side circuit.At the same time, the water-cooled condenser 2 is connect by pipeline with the first kettle 1201,
First 1101 → electric heater of electronic water pump of connection, 10 → the first water valve 901 → car heater cores 8 are then proceeded to, then through threeway
Pipe returns to water-cooled condenser 2, and formation crew module individually heats or preheating mode coolant liquid side loop；Go out from motor compressor 1
The high-temperature high-pressure refrigerant come enters outdoor heat exchanger 4 using electric expansion valve 3 by water-cooled condenser 2, at this point, outdoor is changed
Hot device 4 is used as evaporator, finally, returning to 1 air entry of motor compressor through third solenoid valve 303 and liquid-gas separator 5 again.
That is: the coolant liquid in high temperature refrigerant heating HVAC heater cores circulation loop in water-cooled condenser 2, the coolant liquid being heated
Entered in the heater cores of HVAC by electronic water pump and recycled, to realize the heating of crew module.When the temperature of the surroundings is low, it is
Meet the heating needs of crew module, 5KW water heating type electric heater 10 needs to intervene work, common heated cooling fluid.When environment temperature
When spending especially low, such as at -10 DEG C or less, rely primarily on 10 heated cooling fluid of 5KW water heating type electric heater progress crew module's
Heating.
The motor compressor 1 is connect by pipeline with water-cooled condenser 2, then proceed to connect electric expansion valve 3 or
First 301 → outdoor heat exchanger of solenoid valve, 4 → the first electromagnetic expanding valve 601 → car evaporator 7, then through tee tube and liquid gas point
Motor compressor 1 is returned from device 5, forms crew module's dehumidification mode refrigerant side circuit；At the same time, by the water-cooled condenser
2 are connect by pipeline with the first kettle 1201, and connection first 1101 → electric heater of electronic water pump, 10 → the first water is then proceeded to
Valve 901 → car heater cores 8, then water-cooled condenser 2 is returned through tee tube, it forms crew module's dehumidification mode coolant liquid side and returns
Road；The high-temperature high-pressure refrigerant come out from motor compressor 1 is by water-cooled condenser 2 using electric expansion valve 3 or the
One solenoid valve 301 enters outdoor heat exchanger 4, then again by the first electromagnetic expanding valve 601 of HVAC and interior evaporator 7, most
1 air entry of motor compressor is returned to using liquid-gas separator 5 afterwards.High temperature refrigerant heating HVAC in water-cooled condenser 2 is warm
Coolant liquid in 8 circulation loop of wind core, the coolant liquid being heated, which is entered by electronic water pump in the heater cores 8 of HVAC, to be followed
Ring is heated by the heater cores of HVAC to realize by the cooling air of evaporator core in HVAC again, i.e. realization dehumidification function.
The motor compressor 1 is connect by pipeline and second solenoid valve 302 with outdoor heat exchanger 4, the company of then proceeding to
Second 602 → composite heat-exchanger of electromagnetic expanding valve 13 is connect, motor compressor 1 is returned through tee tube and liquid-gas separator 5, forms electricity
Chi Bao independent refrigerating mode refrigerant side circuit.At the same time, the composite heat-exchanger 13 is passed through into pipeline and the second electronic water
1102 connection of pump, then proceedes to second 1202 → battery pack of kettle 14 of connection, returns to composite heat-exchanger 13, it is independent to form battery pack
Refrigerating mode coolant liquid side loop；The high-temperature high-pressure refrigerant come out from motor compressor 1 flows into outdoor by solenoid valve 301
Then heat exchanger 4 again passes through electromagnetic expanding valve 602 and composite heat-exchanger 13, finally return to electric compressor by liquid-gas separator 5
1 air entry of machine.By the coolant liquid in the cooling battery pack circuit of 13 refrigerant side of composite heat-exchanger, by the second electronic water pump 1102
It is sent into battery pack packet 14 to be recycled, to realize the cooling to battery pack.
The motor compressor 1 is connect by pipeline with water-cooled condenser 2, then proceed to connect electric expansion valve 3 →
4 → third of outdoor heat exchanger solenoid valve 303, then motor compressor 1 is returned through liquid-gas separator 5, it forms battery pack and individually heats
Or preheating mode coolant liquid side loop.At the same time, the water-cooled condenser 2 is connect by pipeline with the first kettle 1201,
Connection first 1101 → electric heater of electronic water pump, 10 → the second 902 → composite heat-exchanger of water valve 13 is then proceeded to, then through threeway
Pipe returns to water-cooled condenser 2, and formation battery individually heats or preheating mode coolant liquid side loop I；Meanwhile by the composite heat-exchange
Device 13 is connect by pipeline with the second electronic water pump 1102, is then proceeded to second 1202 → battery pack of kettle 14 of connection, is returned again to
Composite heat-exchanger 13, formation battery pack battery individually heats or preheating mode coolant liquid side loop II；Go out from motor compressor 1
The high-temperature high-pressure refrigerant come flows into electric expansion valve 3 by water-cooled condenser 2, then flows into outdoor heat exchanger 4, then again through the
Three solenoid valves 303 and liquid-gas separator 5 return to 1 air entry of motor compressor.The coolant liquid of the heating of condenser 2 is water cooled by first
Electronic water pump 1101 is sent to the coolant liquid heated in 14 circuit of battery pack in composite heat-exchanger 13, and battery pack is added in 14 circuit
The coolant liquid of heat is sent in battery pack 14 by the second electronic water pump 1102 to be recycled, and realizes the heating or preheating to battery pack 14.
The motor compressor 1 is connect by pipeline with water-cooled condenser 2, the first solenoid valve 301 of connection is then proceeded to
4 → the second 602 → composite heat-exchanger of electromagnetic expanding valve 13 of → outdoor heat exchanger, then electricity is returned through tee tube and liquid-gas separator 5
Dynamic compressor 1 forms crew module's heating and battery pack refrigerating mode refrigerant side circuit；At the same time, the water cooling is condensed
Device 2 is connect by pipeline with the first kettle 1201, and first 1101 → electric heater of electronic water pump 10 → the first of connection is then proceeded to
Water valve 901 → car heater cores 8, then water-cooled condenser 2 is returned through tee tube, it forms crew module and heats coolant liquid side loop；
And the composite heat-exchanger 13 is connect by pipeline with the second electronic water pump 1102, and connection 1202 → electricity of the second kettle is then proceeded to
Pond packet 14, returns to composite heat-exchanger 13, forms battery pack coolant liquid side cooling circuit.
The motor compressor 1 is connect by pipeline with water-cooled condenser 2, then proceed to connect electric expansion valve 3 or
First 301 → outdoor heat exchanger of solenoid valve, 4 → the first electromagnetic expanding valve 601 → car evaporator 7, then through tee tube and liquid gas point
Motor compressor 1 is returned from device 5；At the same time, the motor compressor 1 is connect by pipeline with water-cooled condenser 2, then
Continue to connect electric expansion valve 3 or first 301 → outdoor heat exchanger of solenoid valve, 4 → tee tube and the second electromagnetic expanding valve 602 →
Composite heat-exchanger 13, then motor compressor 1 is returned through tee tube and liquid-gas separator 5, it forms crew module's dehumidifying and battery pack is cold
But mode refrigerant side circuit；The high-temperature high-pressure refrigerant come out from motor compressor 1 is by water-cooled condenser 2 using electricity
Sub- expansion valve 3 or the first solenoid valve 301 enter outdoor heat exchanger 4, then pass through the first electromagnetic expanding valve 601 of HVAC respectively again
With interior evaporator 7, second solenoid valve 602 and composite heat-exchanger 13, the suction of compressor 1 is returned to after tee tube and liquid-gas separator
Port.The coolant liquid in high temperature refrigerant heating HVAC heater cores circuit in water-cooled condenser 2, the coolant liquid being heated are logical
It crosses in the heater cores of the first electronic water pump 1101 feeding HVAC and recycles, to realize the sky cooling by evaporator core in HVAC
Gas is heated by the heater cores of HVAC again, i.e. realization dehumidification function.The cooling other side of the refrigerant of side in composite heat-exchanger 13
Coolant liquid in battery pack circuit, the coolant liquid cooled down by composite heat-exchanger 13 are sent into battery using the second electronic water pump 1102
The cooling to battery pack is realized in packet 14.
The motor compressor 1 is connect by pipeline with water-cooled condenser 2, then proceed to connect electric expansion valve 3 or
First 301 → outdoor heat exchanger of solenoid valve, 4 → the first electromagnetic expanding valve 601 → car evaporator 7, then through tee tube and liquid gas point
Motor compressor 1 is returned from device 5, forms crew module's dehumidifying and battery pack heating mode refrigerant side circuit；At the same time, by institute
It states water-cooled condenser 2 to connect by pipeline with the first kettle 1201, then proceedes to first 1101 → electric heating of electronic water pump of connection
10 → the first water valve 901 → car heater cores 8 of device, then water-cooled condenser 2 is returned through tee tube, form crew module's desiccant cooling
Agent side loop；The water-cooled condenser 2 is connect by pipeline with the first kettle 1201, and the first electronic water pump of connection is then proceeded to
1101 → electric heater, 10 → the second 902 → composite heat-exchanger of water valve 13 returns to water-cooled condenser 2 through tee tube, forms battery
Packet heated cooling fluid side loop I；And the composite heat-exchanger 13 is connect by pipeline with the second electronic water pump 1102, is then proceeded to
Composite heat-exchanger 13 is returned after connecting second 1202 → battery pack of kettle 14, forms battery pack heated cooling fluid side loop II.I.e.
The coolant liquid of the high temperature refrigerant heating other side in water-cooled condenser, the coolant liquid being heated pass through the first electronic water pump all the way
1101 are sent into realization in interior heater cores through the first water valve 901 is realized by interior evaporator 7 air after cooling reheating
The dehumidification function of crew module；The coolant liquid another way being heated is sent by the first electronic water pump 1101 through the second water valve 902 multiple
The coolant liquid heated in the composite heat-exchanger other side, that is, 14 circuit of battery pack in heat exchanger 13 is closed, battery pack is heated in 14 circuit
Coolant liquid by the second electronic water pump 1102 be sent into battery pack in recycled, form the heating circuit of battery pack.
The utility model used in new energy vehicles, which integrates crew module's air-conditioning and the side HVAC of battery pack heat management heat pump system, still to be made
With original water heating type car heater cores 8, it may be assumed that first pass through the refrigerant heat coolant liquid in liquid-cooling plate type heat exchanger, added
The coolant liquid of heat, which is then sent through in the interior heater cores 8 of HVAC, carries out interior heating；Meanwhile then additional 5KW water heating type electricity
Heater 10 (Water-PTC), heating performance can reach the heating performance of transmission fuel engines vehicle.
Crew module's heating is carried out due to adding 5KW water heating type electric heater 10 again using water heating type car heater cores 8, because
This, the used in new energy vehicles of the utility model, which integrates crew module's air-conditioning and battery pack heat management heat pump system, can fully meet GB/
To defrosting in T24552-2009 " performance requirement and test method of electric car windscreen defrosting-defogging system " --- environment
The low temperature requirements that ± 3 DEG C of -18 DEG C of temperature.In addition, HVAC can borrow existing HVAC product completely, without developing again, in this way
Reduce the development time, just conducive to the application of new technology.
The utility model used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system to battery pack heat pipe
Managing the heat exchanger used is combined heat exchanger, can be cooled down to battery pack, in a shared 5KW water heating type electric heating
In the case where device 10, battery pack can also be heated, while heat supply can also be carried out to crew module.
Due to battery pack heat management circulation in water heating type electric heater 10 presence, can at low ambient temperatures, in electricity
The preheating of battery pack 13 is first carried out before Chi Bao charging using charging pile power supply, it may be assumed that it is suitable to be first pre-heated to battery pack 13
It charges again after the temperature of charging, not only protects battery pack in this way, but also improve charge efficiency；Simultaneously as crew module adopts
The water heating type electric heater 10 is also shared in warm circulation, therefore, charging pile power supply can also be utilized when battery pack charges
Crew module is preheated, crew module's heating energy used can be thus saved in subsequent vehicle driving, it also can be corresponding
Improve the course continuation mileage of vehicle under low temperature environment.
Claims (9)
1. a kind of used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system, which is characterized in that containing electronic
Compressor (1), water-cooled condenser (2), electric expansion valve (3), the first solenoid valve (301), second solenoid valve (302), third electricity
Magnet valve (303), outdoor heat exchanger (4), liquid-gas separator (5), the first electromagnetic expanding valve (601), the second electromagnetic expanding valve
(602), interior evaporator (7), interior heater cores (8), the first water valve (901), the second water valve (902), electric heater (10),
First electronic water pump (1101), the second electronic water pump (1102), the first kettle (1201), the second kettle (1202), composite heat-exchange
Device (13) and battery pack (14), the car heater cores (8) use water heating type car heater cores (8)；The electric heater
(10) 5KW water heating type electric heater (10) is used；
The motor compressor (1) is connect by pipeline and second solenoid valve (302) with outdoor heat exchanger (4), the company of then proceeding to
The first electromagnetic expanding valve (601) → car evaporator (7) is connect, then returns to the electronic pressure through tee tube and liquid-gas separator (5)
Contracting machine (1), at the same time, the motor compressor (1) are connected by pipeline and second solenoid valve (302) and outdoor heat exchanger (4)
It connects, then proceedes to connection the second electromagnetic expanding valve (602) → composite heat-exchanger (13), then through tee tube and liquid-gas separator (5)
It returns the motor compressor (1), forms the circuit of crew module's refrigeration and battery refrigerating mode refrigerant side；Meanwhile it is described multiple
It closes heat exchanger (13) to connect by pipeline and the second electronic water pump (1102) with the second kettle (1202), then proceedes to connection battery
Packet (14) returns the composite heat-exchanger (13) afterwards, forms the circuit of the cooling coolant liquid side of battery；
The motor compressor (1) is connect by pipeline and water-cooled condenser (2) with electric expansion valve (3), then proceedes to connect
Outdoor heat exchanger (4) → third solenoid valve (303), then the motor compressor (1) is returned through liquid-gas separator (5), formation multiplies
The refrigerant side circuit of member cabin heating and battery-heated model；At the same time, the water-cooled condenser (2) passes through pipeline and first
Kettle (1201) is connect with the first electronic water pump (1101), then proceed to connection electric heater (10) → first water valve (901) →
Interior heater cores (8) return to the coolant liquid side loop that the water-cooled condenser (2) form crew module's heating through tee tube；With
This simultaneously, the water-cooled condenser (2) is connect by pipeline and the first kettle (1201) with the first electronic water pump (1101), then
Continue to connect electric heater (10) → second water valve (902) → composite heat-exchanger (13), it is cold to return to the water cooling through Three-way valve pipe
Condenser (2) forms battery pack heated cooling fluid side loop I；Meanwhile the composite heat-exchanger (13) passes through pipeline and the second electronics
Water pump (1102) is connect with the second kettle (1202), is then proceeded to connection battery pack (14) and is returned to the composite heat-exchanger afterwards
(13), battery pack heated cooling fluid side loop II is formed.
2. used in new energy vehicles according to claim 1 integrates crew module's air-conditioning and battery pack heat management heat pump system, special
Sign is that the motor compressor (1) is connect by pipeline with second solenoid valve (302), then proceedes to connection outdoor heat exchanger
(4) → first electromagnetic expanding valve (601) → car evaporator (7), then electric compressor is returned through tee tube and liquid-gas separator (5)
Machine (1) forms crew module's separate refrigeration or pre- cold loop.
3. used in new energy vehicles according to claim 1 integrates crew module's air-conditioning and battery pack heat management heat pump system, special
Sign is that the motor compressor (1) is connect by pipeline with water-cooled condenser (2), then proceedes to connection electric expansion valve (3)
→ outdoor heat exchanger (4) → third solenoid valve (303), then motor compressor (1) is returned through liquid-gas separator (5), form occupant
Shipping bill solely heats or the circuit of preheating mode refrigerant side；Meanwhile the water-cooled condenser (2) passes through pipeline and the first kettle
(1201) it connects, then proceedes to connection the first electronic water pump (1101) → electric heater (10) → first water valve (901) → car
Heater cores (8), then water-cooled condenser (2) are returned through tee tube, formation crew module individually heats or preheating mode coolant liquid side
Circuit.
4. used in new energy vehicles according to claim 1 integrates crew module's air-conditioning and battery pack heat management heat pump system, special
Sign is that the motor compressor (1) is connect by pipeline with water-cooled condenser (2), then proceedes to the first solenoid valve of connection
(301) → outdoor heat exchanger (4) → first electromagnetic expanding valve (601) → car evaporator (7), then returned through liquid-gas separator (5)
It returns motor compressor (1), forms crew module's dehumidification mode refrigerant side circuit；Meanwhile the water-cooled condenser (2) passes through pipeline
It is connect with the first kettle (1201), then proceedes to connection the first electronic water pump (1101) → electric heater (10) → first water valve
(901) → car heater cores (8), then water-cooled condenser (2) are returned through tee tube, form crew module's dehumidification mode coolant liquid side
Circuit.
5. used in new energy vehicles according to claim 1 integrates crew module's air-conditioning and battery pack heat management heat pump system, special
Sign is that the motor compressor (1) is connect by pipeline and second solenoid valve (302) with outdoor heat exchanger (4), then proceedes to
The second electromagnetic expanding valve (602) → composite heat-exchanger (13) is connected, then returns to electric compressor through tee tube and liquid-gas separator (5)
Machine (1) forms battery independent refrigerating mode refrigerant side circuit；Meanwhile the composite heat-exchanger (13) passes through pipeline and second
Electronic water pump (1102) connection then proceedes to connection the second kettle (1202) → battery pack (14) and returns to composite heat-exchanger afterwards
(13), the independent refrigerating mode coolant liquid side loop of battery pack battery is formed.
6. used in new energy vehicles according to claim 1 integrates crew module's air-conditioning and battery pack heat management heat pump system, special
Sign is that the motor compressor (1) is connect by pipeline with water-cooled condenser (2), then proceedes to connection electric expansion valve (3)
→ outdoor heat exchanger (4) → third solenoid valve (303), then motor compressor (1) is returned through liquid-gas separator (5), form battery
Packet battery individually heats or preheating mode refrigerant side circuit；At the same time, the water-cooled condenser (2) passes through pipeline and first
Kettle (1201) is connect with the first electronic water pump (1101), then proceed to connection electric heater (10) → second water valve (902) →
Composite heat-exchanger (13) returns the water-cooled condenser (2) through Three-way valve pipe, forms the cold independent heating of battery pack or preheating mode
But liquid side loop 1；Meanwhile the composite heat-exchanger (13) is connect by pipeline with the second electronic water pump (1102), is then proceeded to
It connects the second kettle (1202) → battery pack (14) and returns to composite heat-exchanger (13) afterwards, form battery pack battery and individually heat or in advance
Heat pattern coolant liquid side loop 2.
7. used in new energy vehicles according to claim 1 integrates crew module's air-conditioning and battery pack heat management heat pump system, special
Sign is that the motor compressor (1) is connect by pipeline with water-cooled condenser (2), then proceedes to the first solenoid valve of connection
(301) → outdoor heat exchanger (4) → second electromagnetic expanding valve (602) → composite heat-exchanger (13), then through tee tube and liquid gas point
Motor compressor (1) is returned from device (5), forms crew module's heating and battery refrigerating mode refrigerant side circuit；At the same time, institute
State water-cooled condenser (2) and connect with the first kettle (1201) by pipeline, then proceed to connect the first electronic water pump (1101) →
Electric heater (10) → first water valve (901) → car heater cores (8), then water-cooled condenser (2) are returned through tee tube, it is formed
Crew module heats coolant liquid side loop；And the composite heat-exchanger (13) is connect by pipeline with the second electronic water pump (1102),
It then proceedes to connection the second kettle (1202) → battery pack (14) and returns to composite heat-exchanger (13) afterwards, it is cooling to form battery pack battery
Liquid side loop.
8. used in new energy vehicles according to claim 1 integrates crew module's air-conditioning and battery pack heat management heat pump system, special
Sign is that the motor compressor (1) is connect by pipeline with water-cooled condenser (2), then proceedes to the first solenoid valve of connection
(301) → outdoor heat exchanger (4) → first electromagnetic expanding valve (601) → car evaporator (7), through tee tube and liquid-gas separator
(5) return to motor compressor (1), meanwhile, the motor compressor (1) is connect by pipeline with water-cooled condenser (2), then after
Continuous connection the first solenoid valve (301) → outdoor heat exchanger (4) → tee tube and the second electromagnetic expanding valve (602) → composite heat-exchanger
(13), motor compressor (1) then through tee tube and liquid-gas separator (5) is returned, forms crew module's dehumidifying and battery refrigerating mode
Refrigerant side circuit；At the same time, the water-cooled condenser (2) is connect by pipeline with the first kettle (1201), is then proceeded to
The first electronic water pump (1101) → electric heater (10) → first water valve (901) → car heater cores (8) are connected, through tee tube
It returns water-cooled condenser (2), forms crew module's dehumidification cooling liquid side loop；And the composite heat-exchanger (13) passes through pipeline and the
Two electronic water pumps (1102) connection then proceedes to connection the second kettle (1202) → battery pack (14) and returns to composite heat-exchanger afterwards
(13), the circuit of the cooling coolant liquid side of battery pack is formed.
9. used in new energy vehicles according to claim 1 integrates crew module's air-conditioning and battery pack heat management heat pump system, special
Sign is that the motor compressor (1) is connect by pipeline with water-cooled condenser (2), then proceedes to the first solenoid valve of connection
(301) → outdoor heat exchanger (4) → first electromagnetic expanding valve (601) → car evaporator (7), through tee tube and liquid-gas separator
(5) motor compressor (1) is returned to, forms crew module's dehumidifying and battery-heated model refrigerant side circuit；At the same time, the water
Cool condenser (2) is connect by pipeline with the first kettle (1201), is then proceeded to connection the first electronic water pump (1101) → electricity and is added
Hot device (10) → first water valve (901) → car heater cores (8) returns to water-cooled condenser (2) through tee tube, forms crew module
Dehumidification cooling liquid side loop；The water-cooled condenser (2) is connect by pipeline with the first kettle (1201), and connection the is then proceeded to
One electronic water pump (1101) → electric heater (10) → second water valve (902) → composite heat-exchanger (13), returns to water through tee tube
Cool condenser (2) forms battery pack battery heated cooling fluid side loop I；And the composite heat-exchanger (13) passes through pipeline and the
Two electronic water pumps (1102) connection then proceedes to connection the second kettle (1202) → battery pack (14) and returns to composite heat-exchanger afterwards
(13), battery pack battery heated cooling fluid side loop II is formed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820549811.0U CN208232746U (en) | 2018-04-18 | 2018-04-18 | Used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820549811.0U CN208232746U (en) | 2018-04-18 | 2018-04-18 | Used in new energy vehicles integrates crew module's air-conditioning and battery pack heat management heat pump system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109664718A (en) * | 2018-12-28 | 2019-04-23 | 帝亚维新能源汽车有限公司 | A kind of automobile batteries heat management system and method |
| CN110525168A (en) * | 2019-09-05 | 2019-12-03 | 上海理工大学 | New-energy automobile secondary circuit crew module and battery electric control heat management system |
| CN111301106A (en) * | 2020-03-27 | 2020-06-19 | 泰铂（上海）环保科技股份有限公司 | Whole car thermal management system of integrated direct heat pump |
| CN111976422A (en) * | 2020-08-31 | 2020-11-24 | 安徽江淮汽车集团股份有限公司 | Control method of heat pump air conditioning system |
| WO2023249198A1 (en) * | 2022-06-22 | 2023-12-28 | 한국자동차연구원 | Battery heat management system for electric vehicle |
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- 2018-04-18 CN CN201820549811.0U patent/CN208232746U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109664718A (en) * | 2018-12-28 | 2019-04-23 | 帝亚维新能源汽车有限公司 | A kind of automobile batteries heat management system and method |
| CN110525168A (en) * | 2019-09-05 | 2019-12-03 | 上海理工大学 | New-energy automobile secondary circuit crew module and battery electric control heat management system |
| CN110525168B (en) * | 2019-09-05 | 2022-11-01 | 上海理工大学 | New energy automobile secondary circuit passenger cabin and battery motor electric control heat management system |
| CN111301106A (en) * | 2020-03-27 | 2020-06-19 | 泰铂（上海）环保科技股份有限公司 | Whole car thermal management system of integrated direct heat pump |
| CN111976422A (en) * | 2020-08-31 | 2020-11-24 | 安徽江淮汽车集团股份有限公司 | Control method of heat pump air conditioning system |
| CN111976422B (en) * | 2020-08-31 | 2022-09-09 | 安徽江淮汽车集团股份有限公司 | Control method of heat pump air conditioning system |
| WO2023249198A1 (en) * | 2022-06-22 | 2023-12-28 | 한국자동차연구원 | Battery heat management system for electric vehicle |
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