CN110345657A - A kind of heat pump system and vehicle for new energy vehicle - Google Patents
A kind of heat pump system and vehicle for new energy vehicle Download PDFInfo
- Publication number
- CN110345657A CN110345657A CN201811649245.1A CN201811649245A CN110345657A CN 110345657 A CN110345657 A CN 110345657A CN 201811649245 A CN201811649245 A CN 201811649245A CN 110345657 A CN110345657 A CN 110345657A
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- China
- Prior art keywords
- refrigerant
- heat pump
- pump system
- circulation loop
- vehicle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
- B60H1/00392—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for electric vehicles having only electric drive means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02732—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using two three-way valves
Abstract
The invention discloses a kind of heat pump systems and vehicle for new energy vehicle, are related to technical field of vehicle.New energy vehicle includes the motor for providing the driving dynamics of vehicle, and heat pump system includes refrigerant circulation loop；Motor radiating circulation loop, including water pump, the coolant liquid that water pump is arranged in driving motor heat dissipation circulation loop circulate；And integrated radiator, it is located in refrigerant circulation loop including the coolant channel to circulate for refrigerant and the cooling passage logical for cooling liquid stream, coolant channel, cooling passage is located in motor radiating circulation loop；Wherein, integrated radiator is configured to heating except under wet cooling condition, the heat heat pump system of the coolant liquid in refrigerant suction cooling passage in coolant channel is used.The present invention also provides a kind of vehicles, including above-mentioned heat pump system.The present invention can be improved vehicle energy utilization rate, while reduce the environment temperature allowable of heat pump system, simplify the framework of heat pump system.
Description
Technical field
The present invention relates to technical field of vehicle, more particularly to a kind of heat pump system and vehicle for new energy vehicle.
Background technique
With increasingly depleted, the new energy vehicle conduct walking-replacing tool of new generation, gradually by the joyous of people of natural resources
It meets.
Wherein, energy conservation shows particularly important on new energy vehicle, and new energy vehicle is adopted in winter heating at present
With high-pressure water-heating heater, following three types: 1. resistance membrane types are shared；2.PTC formula；3. resistance wire type, three of the above mould
For formula in order to meet the needs of winter vehicle, energy consumption is high, and low efficiency causes the course continuation mileage of winter vehicle sharply to decline, and energy conservation
Target runs in the opposite direction.
Therefore, to solve this problem, major main engine plants all aim at target in heat pump system at present, in winter, benefit
Heat is provided to vehicle with heat pump system, in this way, being just additionally provided electricity for heating vehicle occupant without power cell of vehicle
Cabin reduces vehicle energy consumption to a certain extent, improves the course continuation mileage of vehicle.
Summary of the invention
But the inventors of the present application found that in winter, traditional heat pump system work performance is not good enough, can not expire
The heat demand of sufficient vehicle, meanwhile, the cost of entire heat pump system is also very high, and heat pump system is installed to vehicle, greatly increases
The manufacturing cost of vehicle is added.In addition, present inventor also found, the motor of new energy vehicle at work, can be issued
A large amount of waste heat, this partial heat are usually dispersed into surrounding air in the form of thermal energy and are not fully utilized.
Therefore, one of first aspect present invention, which is designed to provide one kind, to provide abundant heat to vehicle in winter
Heat pump system.
Another purpose of first aspect present invention is to reduce the manufacturing cost of heat pump system.
One of second aspect of the present invention is designed to provide a kind of vehicle, and the vehicle includes above-mentioned heat pump system, institute
Abundant heat can be provided to vehicle in winter by stating heat pump system.
According to the first aspect of the invention, the present invention provides a kind of heat pump systems for new energy vehicle, described new
Energy vehicle includes the motor for being used to provide the described the driving dynamics of vehicle, and the heat pump system includes:
Refrigerant circulation loop adjusts the temperature in the crew module of the vehicle for freezing or/and heating；
Motor radiating circulation loop, including water pump, the water pump are arranged to drive in the motor radiating circulation loop
Coolant liquid circulates；With
Integrated radiator, including the coolant channel to circulate for refrigerant and for cooling down the logical cooling passage of liquid stream,
The coolant channel is located in the refrigerant circulation loop, and the cooling passage is located at the motor radiating circulation loop
In；
Wherein, the integrated radiator is configured to heating except the refrigerant under wet cooling condition, in the coolant channel
The heat for absorbing the coolant liquid in the cooling passage is used for the heat pump system.
Further, the motor radiating circulation loop is in contact with electric machine controller, the integrated radiator configuration
The waste heat that sheds when absorbing electric machine controller work at the coolant liquid in its cooling passage, and by the electric machine controller
The waste heat to shed when work distributes.
Further, the integrated radiator includes:
Multiple groups refrigerant flat tube is equipped with multiple refrigerant flow paths in refrigerant flat tube described in every group；
Refrigerant collector tube is set to the both ends of the multiple groups refrigerant flat tube and connects with each refrigerant flow path
It is logical；
Multiple groups coolant liquid flat tube, each coolant liquid flat tube is sheathed on the outside of each refrigerant flat tube, described
Multiple cooling liquid flowing channels are formed between coolant liquid flat tube and the outer surface of the refrigerant flat tube；With
Coolant liquid collector tube is set to the both ends of the multiple groups coolant liquid flat tube and is connected to each cooling liquid flowing channel, institute
It states coolant liquid collector tube to be isolated with the refrigerant collector tube, so that refrigerant is in the refrigerant flat tube and the refrigerant
Circulation, coolant liquid flow in the coolant liquid flat tube and the coolant liquid collector tube in collector tube；
Wherein, the coolant channel includes the multiple groups refrigerant flat tube and the refrigerant collector tube, the cooling
Liquid channel includes the multiple groups coolant liquid flat tube and the coolant liquid collector tube.
Further, the refrigerant circulation loop includes sequentially connected compressor, interior condenser, interior evaporator
And integrated radiator, when the heat pump system is in heating except wet cooling condition, the refrigerant is by the compressor, according to
It is secondary to pass through the interior condenser, the interior evaporator and the integrated radiator, eventually pass back to the compressor.
Further, the refrigerant circulation loop further includes the first three-way solenoid valve, the second three-way solenoid valve and electromagnetism
Valve；
The first port of first three-way solenoid valve is connected to the interior condenser, second port and described second
One end of three-way solenoid valve is connected to, and third port is when the heat pump system be in cooling condition and the integrated radiator
Connection；
The first port of second three-way solenoid valve is connected to the interior evaporator, second port and described first
Three-way solenoid valve connection, third port are connected to the compressor；
One end of the solenoid valve is connected to the integrated radiator, and the other end is connected to the compressor.
Further, the refrigerant circulation loop further includes for changing the refrigerant in the refrigerant circulation loop
Pressure and temperature the first expansion valve and the second expansion valve, first expansion valve is located at the interior condenser and the vehicle
Between interior evaporator, second expansion valve is located between the interior evaporator and the integrated radiator.
Further, when the refrigerant is by the interior condenser, the refrigerant is released heat to car and is multiplied
Member cabin, to improve the temperature of the car；
When the refrigerant is by the interior evaporator, the refrigerant evaporation endothermic, to reduce the car
Humidity；
When the refrigerant passes through the integrated radiator, the refrigerant evaporation is to absorb the cooling passage
In coolant liquid heat and the heat in air.
Further, the refrigerant circulation loop further includes gas-liquid separator, the liquid outlet of the gas-liquid separator with
Compressor connection, liquid inlet be connected to when the heat pump system is in heating except wet cooling condition with the solenoid valve and
It is connected to when the heat pump system is in cooling condition with the third port of second three-way solenoid valve, for the pressure will to be entered
The refrigerant of contracting machine carries out gas-liquid separation and exports the gaseous refrigerant isolated to the compressor, to protect the compression
Machine.
According to the second aspect of the invention, the present invention provides a kind of vehicles, including heat pump system described above.
Heat pump system and vehicle for new energy vehicle of the invention, it is described integrated by the way that integrated radiator is arranged
Formula radiator includes the coolant channel and the cooling passage logical for cooling liquid stream for refrigerant circulation, the coolant channel
In the refrigerant circulation loop, the cooling passage is located in the motor radiating circulation loop.Wherein, the collection
Accepted way of doing sth heat sink arrangements are at heating except under wet cooling condition, in cooling passage described in the refrigerant suction in the coolant channel
The heat of coolant liquid used for the heat pump system, heat pump system heat absorption from ambient enviroment is insufficient when compensating for winter
Defect, so that heat pump system is worked normally and provide enough heats to vehicle, greatly improve the work of heat pump system
Efficiency, while expanding the environment temperature allowable of heat pump system.Heat due to being provided to vehicle does not need to consume excessive storage
The electricity of battery, therefore the course continuation mileage of new energy vehicle is improved indirectly, meanwhile, the heat quilt distributed in the motor course of work
It re-uses, also improves the capacity usage ratio of vehicle, meet current energy-efficient trend.
Further, in the case where heat pump system removes wet cooling condition in heating, pass through interior condenser in heat pump system, interior steaming
Hair device and integrated radiator are connected in series to, compared to conventional heat pump system in the case where heating removes wet cooling condition, refrigerant
Be divided into two-way after flowing through interior condenser from compressor and return to compressor, wherein all the way by expansion valve throttling action into
It is flowed out after entering integrated radiator heat exchange, the guide functions through solenoid valve return to compressor, and another way passes through the water conservancy diversion of solenoid valve
It dehumidifies by the evaporator heat absorption into the car of the throttling action of expansion valve after effect, then passes through from the interior evaporator outflow again
Refrigerant pressure balanced valve returns to compressor after carrying out pressure adjusting, and heat pump system of the invention can by reasonable layout of beam line
The solenoid valve quantity and refrigerant pressure balanced valve in heat pump system refrigerant circuit are reduced, heat pump system frame is not only simplified
Structure arranges that it in the car more simple, also effectively reduces the manufacturing cost of heat pump system.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the functional block diagram of heat pump system according to an embodiment of the invention；
Fig. 2 is the structural schematic diagram of integrated radiator according to an embodiment of the invention；
Fig. 3 is the refrigerant flat tube of integrated radiator according to an embodiment of the invention and the structure of coolant liquid flat tube
Schematic diagram；
Fig. 4 is heating according to an embodiment of the invention except refrigerant flows to schematic diagram under wet cooling condition.
Specific embodiment
Fig. 1 is the functional block diagram of heat pump system according to an embodiment of the invention.As shown in Figure 1, the new energy vehicle
Include be used to provide the described vehicle driving dynamics motor 1, the heat pump system include refrigerant circulation loop, motor dissipate
Soft circulation circuit and integrated radiator 5.The refrigerant circulation loop is for freezing or/and heating to adjust the vehicle
Temperature in crew module.The motor radiating circulation loop includes water pump 2, and the water pump 2 is arranged to drive the motor radiating
Coolant liquid in circulation loop circulates.The integrated radiator 5 includes the coolant channel and confession for refrigerant circulation
The cooling passage of coolant liquid circulation, the coolant channel are located in the refrigerant circulation loop, the cooling passage
In the motor radiating circulation loop.Wherein, the integrated radiator 5 is configured in the case where heating removes wet cooling condition, described
The heat of coolant liquid in cooling passage described in refrigerant suction in coolant channel is used for the heat pump system.At this
In, the new energy vehicle can be electric vehicle, and electric vehicle, which provides driving dynamics mainly by motor, runs vehicle.Such as
Shown in Fig. 1, the refrigerant circulation loop may include the circuit formed by a, b, c, d, e and f pipeline, the motor radiating
Circulation loop may include the circuit formed by g, h, j and k pipeline.
Under low-temperature condition, such as in winter, the motor 1 can suitably turn down electricity under the premise of meeting vehicle driving
The efficiency of machine, improves its calorific value, and the heat heat pump system uses so that heat pump system can operate normally.Though in this way,
A part of electricity is so sacrificed, but heat pump system can be made to work normally in the lower temperature environment, therefore, can be made
The heating work under lower temperature can be completed with common heat pump system, expands the environment temperature allowable of heat pump system,
Its use scope is improved, reduces the manufacturing cost of heat pump system indirectly.
Heat pump system for new energy vehicle of the invention, by the way that integrated radiator 5, the integrated form heat dissipation is arranged
Device 5 includes the coolant channel to circulate for refrigerant and the cooling passage logical for cooling liquid stream, and the coolant channel is located at
In the refrigerant circulation loop, the cooling passage is located in the motor radiating circulation loop.Wherein, the integrated form
Heat sink arrangements are cold in cooling passage described in the refrigerant suction in the coolant channel at heating except under wet cooling condition
But the heat of liquid is used for the heat pump system, and heat pump system heat absorption from ambient enviroment is insufficient when compensating for winter lacks
It falls into, heat pump system is enable to work normally and provides enough heats to vehicle, greatly improve the working efficiency of heat pump system,
The environment temperature allowable of heat pump system is expanded simultaneously.Heat due to being provided to vehicle does not need to consume excessive battery
Electricity, therefore the course continuation mileage of new energy vehicle is improved indirectly, meanwhile, the heat distributed in the motor course of work is by again sharp
With also improving the capacity usage ratio of vehicle, meet current energy-efficient trend.
Specifically, the integrated form dissipates as shown in Figure 1, the motor radiating circulation loop is in contact with electric machine controller 4
The coolant liquid that hot device 5 is configured in its cooling passage absorbs the waste heat to shed when the electric machine controller 4 work, and will be described
The waste heat that electric machine controller 4 sheds when working distributes.In this way, the heat pump system also uses the electric machine controller 4
The waste heat generated when work further improves the capacity usage ratio of vehicle, meanwhile, it is generated when electric machine controller 4 is worked
Waste heat passes through motor radiating circulation loop in time and distributes, and is also beneficial to extend the working life of electric machine controller 4.
In an embodiment of the invention, Fig. 2 is that the structure of integrated radiator according to an embodiment of the invention is shown
It is intended to, Fig. 3 is that the refrigerant flat tube of integrated radiator according to an embodiment of the invention and the structure of coolant liquid flat tube are shown
It is intended to.Referring to fig. 2, referring also to Fig. 3, the present embodiment is illustrated based on Fig. 2.The integrated radiator 5 can wrap
Include multiple groups refrigerant flat tube 15, refrigerant collector tube 16, multiple groups coolant liquid flat tube 17 and coolant liquid collector tube 18.As shown in figure 3,
Multiple refrigerant flow paths 19 are equipped in every group of refrigerant flat tube 15.Refrigerant collector tube 16 is set to multiple groups refrigerant flat tube 15
Both ends and be connected to each refrigerant flow path 19.As shown in figure 3, each coolant liquid flat tube 17 is sheathed on each refrigerant flat tube
15 outside is formed with multiple cooling liquid flowing channels 20 between coolant liquid flat tube 17 and the outer surface of refrigerant flat tube 15.Coolant liquid
Collector tube 18 is set to the both ends of multiple groups coolant liquid flat tube 17 and is connected to each cooling liquid flowing channel 20, coolant liquid collector tube 18 with
Refrigerant collector tube 16 is isolated, so that refrigerant circulates in refrigerant flat tube 15 and refrigerant collector tube 16, coolant liquid exists
Flowing in coolant liquid flat tube 17 and coolant liquid collector tube 18.Wherein, the coolant channel includes multiple groups refrigerant described above
Flat tube 15 and the refrigerant collector tube 16, the cooling passage include the multiple groups coolant liquid flat tube 17 and the cooling
Liquid collector tube 18.Wherein, the coolant liquid can be water.
Further, in an embodiment of the invention, as shown in Figure 1, the refrigerant circulation loop includes successively connecting
Compressor 6, interior condenser 7, interior evaporator 8 and the integrated radiator 5 connect, when the heat pump system is in heating dehumidifying
When operating condition, Fig. 4 is heating according to an embodiment of the invention except refrigerant flows to schematic diagram under wet cooling condition, wherein in figure
Arrow direction represents refrigerant flow direction, as shown in figure 4, successively passing through the car the refrigerant is by the compressor 6
Condenser 7, the interior evaporator 8 and the integrated radiator 5, eventually pass back to the compressor 2, to provide heat to vehicle
Crew module, guarantees the comfort of passenger riding.Specifically, in an embodiment of the invention, as shown in Figure 1, the refrigeration
Agent circulation loop further includes the first three-way solenoid valve 12, the second three-way solenoid valve 13 and solenoid valve 14.First electromagnetic three-way
The first port of valve 12 is connected to the interior condenser 7, and one end of second port and second three-way solenoid valve 13 connects
Logical, third port is connected to when the heat pump system is in cooling condition with the integrated radiator 5.Second electromagnetism
The first port of triple valve 13 is connected to the interior evaporator 8, and second port is connected to first three-way solenoid valve 12,
Its third port is connected to the compressor 6.One end of the solenoid valve 14 is connected to the integrated radiator 5, another
End is connected to the compressor 6.It is acted on by the conducting of solenoid valve, when the heat pump system is in heating except wet cooling condition, institute
State refrigerant can be by the compressor 6, successively by the interior condenser 7, the interior evaporator 8 and described
Integrated radiator 5 eventually passes back to the compressor 6.And the heat pump system is when being in cooling condition, the refrigerant can be with
By the compressor 6, successively pass through the interior condenser 7, the integrated radiator 5 and the interior evaporator 8,
Eventually pass back to the compressor 6.
Meanwhile the refrigerant circulation loop further includes the first expansion valve 9 and the second expansion valve 10, first expansion valve
9 are located between the interior condenser 7 and the interior evaporator 8, and second expansion valve 10 is located at the interior evaporator
Between 8 and the integrated radiator 5, first expansion valve 9 and the second expansion valve 10 are for changing the refrigerant circulation
The pressure and temperature of refrigerant in circuit.
Refrigerant circulation loop of the invention passes through compressor 6, interior condenser 7, car in the case where heating removes wet cooling condition
Evaporator 8 and integrated radiator 5 are connected, and pass through the throttling action of the first expansion valve 9 and the second expansion valve 10, so that refrigeration
Agent can work normally the working efficiency and work safety for guaranteeing heat pump system, compared to conventional heat pump system in heating dehumidifying work
Under condition, refrigerant is divided into two-way after flowing through interior condenser from compressor and returns to compressor, wherein passing through expansion valve all the way
Throttling action enter integrated radiator heat exchange after flow out, the guide functions through solenoid valve return to compressor, and another way is passed through
It dehumidifies by the evaporator heat absorption into the car of the throttling action of expansion valve after the guide functions of solenoid valve, then is steamed from the car again
The outflow of hair device returns to compressor after refrigerant pressure balanced valve carries out pressure adjusting, and it is reasonable that heat pump system of the invention passes through
Layout of beam line can reduce solenoid valve quantity and refrigerant pressure balanced valve in heat pump system refrigerant circuit, therefore not only pole
The framework of heat pump system is simplified greatly, so that the control of system becomes simply, so that the arrangement difficulty of system in the car reduces,
Productive temp is improved, the manufacturing cost of system is also effectively reduced, alleviates the load-carrying of vehicle, effectively increase production efficiency.
Further, it is in heating dehumidification work in heat pump system, when the refrigerant is by the interior condenser 7
When, the refrigerant releases heat to passenger cabin, to improve the temperature of the car, when the refrigerant passes through the vehicle
When interior evaporator 8, a part of evaporation endothermic in the refrigerant causes the water vapour heat release in passenger cabin and is liquefied as
Droplet, to reduce the humidity of the car, when the refrigerant passes through the integrated radiator 5, in the refrigerant
Another part evaporate the heat in heat and air to absorb the coolant liquid in the cooling passage.Herein, freeze
It when agent is evaporated in entering integrated radiator 5, first passes around and is evaporated in interior evaporator 8, can play to interior dehumidifying
Effect, while so that refrigerant is smoothly entered integrated form from interior evaporator 8 by the throttling action of the second expansion valve 10 and radiating
In device 5, the equilibrated valve being arranged in common heat pump system can be saved, cost is effectively reduced, also comply with the light weight of vehicle
Change design.
Meanwhile the refrigerant circulation loop can also include gas-liquid separator 21, the gas-liquid separator 21 goes out liquid
Mouthful be connected to the compressor 6, liquid inlet is when the heat pump system is in heating except wet cooling condition and the solenoid valve 14 company
Lead to and be connected to when the heat pump system is in cooling condition with the third port of second three-way solenoid valve 13, being used for will
Refrigerant into the compressor 6 carries out gas-liquid separation and exports the gaseous refrigerant isolated to the compressor 6, with
Protect the compressor 6.
Particularly, the present invention also provides a kind of vehicles, including heat pump system described above.
Since the vehicle includes the heat pump system, by setting integrated radiator 5, the integrated form heat dissipation
Device 5 includes the coolant channel to circulate for refrigerant and the cooling passage logical for cooling liquid stream, and the coolant channel is located at
In the refrigerant circulation loop, the cooling passage is located in the motor radiating circulation loop.Wherein, the integrated form
Heat sink arrangements are cold in cooling passage described in the refrigerant suction in the coolant channel at heating except under wet cooling condition
But the heat of liquid is used for the heat pump system, and heat pump system heat absorption from ambient enviroment is insufficient when compensating for winter lacks
It falls into, heat pump system is enable to work normally and provides enough heats to vehicle, greatly improve the working efficiency of heat pump system,
The environment temperature allowable of heat pump system is expanded simultaneously.Heat due to being provided to vehicle does not need to consume excessive battery
Electricity, therefore the course continuation mileage of new energy vehicle is improved indirectly, meanwhile, the heat distributed in the motor course of work is by again sharp
With also improving the capacity usage ratio of vehicle, meet current energy-efficient trend.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein is exemplary
Embodiment still without departing from the spirit and scope of the present invention, can still directly determine according to the present disclosure
Or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the invention should be understood and defined as
Cover all such other variations or modifications.
Claims (9)
1. a kind of heat pump system for new energy vehicle, the new energy vehicle include be used to provide the described vehicle traveling it is dynamic
The motor of power, which is characterized in that the heat pump system includes:
Refrigerant circulation loop adjusts the temperature in the crew module of the vehicle for freezing or/and heating；
Motor radiating circulation loop, including water pump, the water pump are arranged to drive the cooling in the motor radiating circulation loop
Liquid recycle stream is dynamic；With
Integrated radiator, it is described including the coolant channel and the cooling passage logical for cooling liquid stream to circulate for refrigerant
Coolant channel is located in the refrigerant circulation loop, and the cooling passage is located in the motor radiating circulation loop；
Wherein, the integrated radiator is configured to heating except the refrigerant suction under wet cooling condition, in the coolant channel
The heat of coolant liquid in the cooling passage is used for the heat pump system.
2. heat pump system according to claim 1, which is characterized in that the motor radiating circulation loop and electric machine controller
It is in contact, the integrated radiator is configured to dissipate when the coolant liquid in its cooling passage absorbs electric machine controller work
Waste heat out, and the waste heat that sheds distributes when the electric machine controller is worked.
3. heat pump system according to claim 1, which is characterized in that the integrated radiator includes:
Multiple groups refrigerant flat tube is equipped with multiple refrigerant flow paths in refrigerant flat tube described in every group；
Refrigerant collector tube is set to the both ends of the multiple groups refrigerant flat tube and is connected to each refrigerant flow path；
Multiple groups coolant liquid flat tube, each coolant liquid flat tube are sheathed on the outside of each refrigerant flat tube, the cooling
Multiple cooling liquid flowing channels are formed between liquid flat tube and the outer surface of the refrigerant flat tube；With
Coolant liquid collector tube is set to the both ends of the multiple groups coolant liquid flat tube and is connected to each cooling liquid flowing channel, described cold
But liquid collector tube is isolated with the refrigerant collector tube, so that refrigerant is in the refrigerant flat tube and the refrigerant liquid collecting
Circulation, coolant liquid flow in the coolant liquid flat tube and the coolant liquid collector tube in pipe；
Wherein, the coolant channel includes the multiple groups refrigerant flat tube and the refrigerant collector tube, and the coolant liquid is logical
Road includes the multiple groups coolant liquid flat tube and the coolant liquid collector tube.
4. heat pump system according to claim 1, which is characterized in that the refrigerant circulation loop includes sequentially connected
Compressor, interior condenser, interior evaporator and integrated radiator, when the heat pump system is in heating except wet cooling condition,
The refrigerant is by the compressor, successively by the interior condenser, the interior evaporator and the integrated form
Radiator eventually passes back to the compressor.
5. heat pump system according to claim 4, which is characterized in that the refrigerant circulation loop further includes the first electromagnetism
Triple valve, the second three-way solenoid valve and solenoid valve；
The first port of first three-way solenoid valve is connected to the interior condenser, second port and second electromagnetism
One end of triple valve is connected to, and third port connects when the heat pump system is in cooling condition with the integrated radiator
It is logical；
The first port of second three-way solenoid valve is connected to the interior evaporator, second port and first electromagnetism
Triple valve connection, third port are connected to the compressor；
One end of the solenoid valve is connected to the integrated radiator, and the other end is connected to the compressor.
6. heat pump system according to claim 4, which is characterized in that the refrigerant circulation loop further include for changing
The pressure of refrigerant in the refrigerant circulation loop and the first expansion valve of temperature and the second expansion valve, first expansion
Valve is located between the interior condenser and the interior evaporator, and second expansion valve is located at the interior evaporator and institute
It states between integrated radiator.
7. heat pump system according to claim 5, which is characterized in that
When the refrigerant is by the interior condenser, the refrigerant releases heat to passenger cabin, to improve
State interior temperature；
When the refrigerant is by the interior evaporator, the refrigerant evaporation endothermic, to reduce the humidity of the car；
When the refrigerant passes through the integrated radiator, the refrigerant evaporation is to absorb in the cooling passage
The heat and the heat in air of coolant liquid.
8. heat pump system according to claim 5, which is characterized in that the refrigerant circulation loop further includes gas-liquid separation
Device, the liquid outlet of the gas-liquid separator are connected to the compressor, and liquid inlet is in heating dehumidifying in the heat pump system
Be connected to when operating condition with the solenoid valve and when the heat pump system is in cooling condition with second three-way solenoid valve the
Three ports connection, for the refrigerant for entering the compressor to be carried out gas-liquid separation and exports the gaseous refrigerant isolated
To the compressor, to protect the compressor.
9. a kind of vehicle, which is characterized in that including heat pump system such as of any of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811649245.1A CN110345657A (en) | 2018-12-30 | 2018-12-30 | A kind of heat pump system and vehicle for new energy vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811649245.1A CN110345657A (en) | 2018-12-30 | 2018-12-30 | A kind of heat pump system and vehicle for new energy vehicle |
Publications (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112026474A (en) * | 2020-07-23 | 2020-12-04 | 华为技术有限公司 | Valve group device, control method, vehicle cooling system and vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101995116A (en) * | 2009-08-20 | 2011-03-30 | 贝洱两合公司 | Evaporator |
| CN102734867A (en) * | 2011-04-04 | 2012-10-17 | 株式会社电装 | Air-conditioning device for vehicle |
| CN103338951A (en) * | 2011-02-04 | 2013-10-02 | 丰田自动车株式会社 | Cooling apparatus |
| CN203464554U (en) * | 2013-06-27 | 2014-03-05 | 长城汽车股份有限公司 | Concurrent flow type condenser and air conditioner using same |
| US20140318170A1 (en) * | 2011-12-05 | 2014-10-30 | Denso Corporation | Heat pump cycle |
| CN105102249A (en) * | 2013-03-29 | 2015-11-25 | 日本空调系统股份有限公司 | Vehicle air conditioner |
| JP2018140720A (en) * | 2017-02-28 | 2018-09-13 | サンデン・オートモーティブクライメイトシステム株式会社 | Vehicular air conditioner |
-
2018
- 2018-12-30 CN CN201811649245.1A patent/CN110345657A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101995116A (en) * | 2009-08-20 | 2011-03-30 | 贝洱两合公司 | Evaporator |
| CN103338951A (en) * | 2011-02-04 | 2013-10-02 | 丰田自动车株式会社 | Cooling apparatus |
| CN102734867A (en) * | 2011-04-04 | 2012-10-17 | 株式会社电装 | Air-conditioning device for vehicle |
| US20140318170A1 (en) * | 2011-12-05 | 2014-10-30 | Denso Corporation | Heat pump cycle |
| CN105102249A (en) * | 2013-03-29 | 2015-11-25 | 日本空调系统股份有限公司 | Vehicle air conditioner |
| CN203464554U (en) * | 2013-06-27 | 2014-03-05 | 长城汽车股份有限公司 | Concurrent flow type condenser and air conditioner using same |
| JP2018140720A (en) * | 2017-02-28 | 2018-09-13 | サンデン・オートモーティブクライメイトシステム株式会社 | Vehicular air conditioner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112026474A (en) * | 2020-07-23 | 2020-12-04 | 华为技术有限公司 | Valve group device, control method, vehicle cooling system and vehicle |
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