CN110154677A - Vehicle air conditioner and vehicle with it - Google Patents
Vehicle air conditioner and vehicle with it Download PDFInfo
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- CN110154677A CN110154677A CN201910393738.1A CN201910393738A CN110154677A CN 110154677 A CN110154677 A CN 110154677A CN 201910393738 A CN201910393738 A CN 201910393738A CN 110154677 A CN110154677 A CN 110154677A
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- Prior art keywords
- heat exchanger
- vehicle
- conditioning box
- interior
- external heat
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- 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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- 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
- B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
- B60H1/04—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant
-
- 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
- B60H1/32—Cooling devices
- B60H1/3204—Cooling devices using compression
-
- 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
- B60H1/32—Cooling devices
- B60H1/3204—Cooling devices using compression
- B60H1/3227—Cooling devices using compression characterised by the arrangement or the type of heat exchanger, e.g. condenser, evaporator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
- B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The present invention provides a kind of vehicle air conditioner and the vehicle with it, and vehicle air conditioner includes: motor compressor；Interior air-conditioning box, interior air-conditioning box can switch between refrigeration mode and heating mode；Vehicle external heat exchanger, vehicle external heat exchanger can switch between condensation mode and evaporation profiles；Heat exchanger is connect with vehicle external heat exchanger and motor compressor respectively；Hub motor radiating subassembly, connect with heat exchanger；Control module, under heating mode, control motor compressor, interior air-conditioning box, vehicle external heat exchanger, heat exchanger and hub motor radiating subassembly, work, and control interior air-conditioning box and be in heating mode, vehicle external heat exchanger is in evaporation profiles, and control the first access connection.The vehicle air conditioner of the embodiment of the present invention can effectively promote the heating effect of vehicle air conditioner by the heat for recycling and generating using hub motor radiating subassembly, reduce vehicle energy loss.
Description
Technical field
The present invention relates to vehicle accessory manufacturing technology fields, more particularly, to a kind of vehicle air conditioner and have this
The vehicle of air-conditioning system.
Background technique
With the continuous improvement that Environmental Protection in China requires, new-energy automobile especially pure electric automobile is more more and more universal.For
The winter heating demand of orthodox car is generally solved by the way of engine exhaust heat.After new-energy automobile traditional power is cancelled,
Very big technical problem is brought to air-conditioning system heating.
Currently, generally using electrically heating mode, this mode efficiency is lower, larger to the electric quantity consumption of vehicle, to whole
The mileage travelled of vehicle is affected.And heat pump air conditioner heating system is used, heat exchange efficiency is able to ascend to 1.5 or more, but is made
The physical property of cryogen determines that its ideal operation pressure is 0.2MPa or so, and evaporating temperature is 0 DEG C or so, works as environment temperature
After -5 DEG C, the heat exchange of evaporator is unable to reach optimum Working, and effect can be substantially reduced, and is unable to reach expected adopt
Warm effect.
Summary of the invention
In view of this, the present invention provides a kind of vehicle air conditioner, by the heat for recycling and being generated using hub motor,
The heating effect of vehicle air conditioner can be effectively promoted, vehicle energy loss is reduced.
The present invention also provides a kind of vehicles with the air-conditioning system.
In order to solve the above technical problems, the invention adopts the following technical scheme:
The vehicle air conditioner of embodiment according to a first aspect of the present invention, comprising: motor compressor, for compressing and exporting
Refrigerant；Interior air-conditioning box is connect with the motor compressor, and the car air-conditioning box can be in refrigeration mode and heating mode
Between switch, in cooling mode, absorb heat to the compressed refrigerant of motor compressor output, in heating mode
Under, the compressed refrigerant heat release to motor compressor output；Vehicle external heat exchanger connects with the interior air-conditioning box
It connects, the vehicle external heat exchanger can switch between condensation mode and evaporation profiles, under condensation mode, to through described interior empty
The compressed refrigerant of case output is adjusted to be condensed, under evaporation profiles, to the pressure through the interior air-conditioning box output
The refrigerant after contracting is evaporated；Heat exchanger is connect with the vehicle external heat exchanger and the motor compressor respectively, is used
In by the vehicle external heat exchanger heat absorption after the refrigerant together with the coolant liquid in hub motor radiating subassembly described
It absorbs heat in heat exchanger；Hub motor radiating subassembly is connect with the heat exchanger, for the coolant liquid to be imported the heat
In exchanger；Control module, with the motor compressor, the interior air-conditioning box, the vehicle external heat exchanger, the heat exchanger
It is connected with the hub motor radiating subassembly, under heating mode, controls the motor compressor, the interior air-conditioning box, institute
Vehicle external heat exchanger, the heat exchanger and the hub motor radiating subassembly, work are stated, and controls the interior air-conditioning box and is in
Heating mode, the vehicle external heat exchanger is in evaporation profiles, and control the first access connection, first access include successively
The motor compressor of connection, the interior air-conditioning box, the vehicle external heat exchanger, the heat exchanger, the hub motor
Radiating subassembly and the motor compressor.
Further, in cooling mode, the control module control controls the motor compressor, the interior air-conditioning
Case and vehicle external heat exchanger work, and control that the interior air-conditioning box is in refrigeration mode, and the vehicle external heat exchanger is in cold
Solidifying mode, and control alternate path connection, the alternate path includes the sequentially connected motor compressor, the car
Air-conditioning box, the vehicle external heat exchanger and the motor compressor.
Further, the interior air-conditioning box includes: interior evaporator, and the car evaporator is changed with the vehicle outside respectively
Hot device is connected with the motor compressor, in cooling mode, is absorbed by the control module control interior evaporator empty
Gas heat；Interior condenser, the car condenser is connected with vehicle external heat exchanger and the motor compressor respectively, in heating mould
Under formula, by the control module control interior condenser heat rejection to heat in-vehicle air；Air blower, the air blower to
Recycle in-vehicle air.
Further, the interior evaporator is connected by the first expansion valve with the vehicle external heat exchanger, and the car is cold
Condenser is connected by the second expansion valve with the vehicle external heat exchanger.
Further, the hub motor radiating subassembly includes: hub motor；Water pump, one end of the water pump with it is described
Hub motor is connected, and the other end of the water pump is connected with the heat exchanger.
Further, the hub motor radiating subassembly further include: the first temperature sensor, first temperature sensor
It is connected with the water pump；Electric heater, the electric heater respectively with first temperature sensor and the heat exchanger phase
Even, the electric heater can receive the temperature signal that first temperature sensor is detected to control the electric heater
Starting is closed；Second temperature sensor, the second temperature sensor are connected with the heat exchanger；Low-temperature radiator, institute
It states low-temperature radiator to be connected with the second temperature sensor and the hub motor respectively, the low-temperature radiator can receive
The temperature signal that the second temperature sensor is detected is to control the starting or closing of the low-temperature radiator.
Further, under heating mode, when first temperature sensor and the second temperature sensor are visited respectively
When heat exchange energy needed for measuring the heat exchanger is higher than threshold value, the control module controls the electric heater starting, and
It is closed by control module control triple valve to be closed the channel of the low-temperature radiator Yu the heat exchanger, described first
The coolant liquid of access flows back to the hub motor to form heat-radiation loop.
Further, under heating mode, when first temperature sensor and the second temperature sensor are visited respectively
When heat exchange energy needed for measuring the heat exchanger is equal to preset value, the control module controls the electric heater and closes,
And it is closed by control module control triple valve to be closed the channel of the low-temperature radiator Yu the heat exchanger, described the
The coolant liquid of one access flows back to the hub motor to form heat-radiation loop.
Further, under heating mode, when the heat that the hub motor generates is equal to the heat exchange of the heat exchanger
It is required that when, the control module controls the electric heater and closes, and is opened by control module control triple valve to open
The channel of the low-temperature radiator and the heat exchanger radiates to the hub motor by the air blower.
The vehicle of embodiment according to a second aspect of the present invention, including the vehicle air conditioning system according to above-described embodiment
System.
The advantageous effects of the above technical solutions of the present invention are as follows:
Vehicle air conditioner according to an embodiment of the present invention can by the heat for recycling and being generated using hub motor
The heating effect for effectively promoting vehicle air conditioner, had not only been able to satisfy the comfort demand of vehicle winter heating, but also can be reduced vehicle
Energy loss.
Detailed description of the invention
Fig. 1 is the working principle diagram of the vehicle air conditioner of the embodiment of the present invention；
Fig. 2 is the schematic diagram of refrigerating of the vehicle air conditioner of the embodiment of the present invention；
Fig. 3 is the heating schematic diagram of the vehicle air conditioner of the embodiment of the present invention.
Appended drawing reference:
Vehicle air conditioner 100；
Motor compressor 10；
Interior air-conditioning box 20；Interior evaporator 21；Interior condenser 22；Air blower 23；
Vehicle external heat exchanger 30；
Heat exchanger 40；
Hub motor 51；Water pump 52；First temperature sensor 53；Electric heater 54；Second temperature sensor 55；Low temperature dissipates
Hot device 56；Blower 57；
First expansion valve 61；Second expansion valve 62；
Triple valve 71；Four-way valve 72.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
Attached drawing, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this hair
Bright a part of the embodiment, instead of all the embodiments.Based on described the embodiment of the present invention, ordinary skill
Personnel's every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless otherwise defined, technical term or scientific term used in the present invention are should be in fields of the present invention
The ordinary meaning that personage with general technical ability is understood." first ", " second " used in the present invention and similar word
It is not offered as any sequence, quantity or importance, and is used only to distinguish different component parts." connection " or " connected "
It is not limited to physics or mechanical connection etc. similar word, but may include electrical connection, either directly
Or it is indirect."upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when the absolute position for being described object
After setting change, then the relative positional relationship also correspondingly changes.
Vehicle air conditioner 100 according to an embodiment of the present invention is specifically described in conjunction with attached drawing first below.
As shown in Figure 1 to Figure 3, vehicle air conditioner 100 according to an embodiment of the present invention includes motor compressor 10, car
Air-conditioning box 20, vehicle external heat exchanger 30, heat exchanger 40, hub motor radiating subassembly and control module.
Specifically, motor compressor 10 is for compressing and exporting refrigerant.Interior air-conditioning box 20 and motor compressor 10
Connection, interior air-conditioning box 20 can switch between refrigeration mode and heating mode, in cooling mode, to motor compressor 10
The compressed refrigerant heat absorption of output, the compressed refrigerant heat release under heating mode, to the output of motor compressor 10.
Vehicle external heat exchanger 30 is connect with interior air-conditioning box 20, and vehicle external heat exchanger 30 can switch between condensation mode and evaporation profiles,
Under condensation mode, the compressed refrigerant exported through interior air-conditioning box 20 is condensed, under evaporation profiles, to through vehicle
The compressed refrigerant that interior air-conditioning box 20 exports is evaporated.Heat exchanger 40 respectively with vehicle external heat exchanger 30 and electric compressor
Machine 10 connect, for by vehicle external heat exchanger 30 heat absorption after refrigerant together with the coolant liquid in hub motor radiating subassembly
It absorbs heat in heat exchanger 40.Hub motor radiating subassembly is connect with heat exchanger 40, for guiding the coolant into heat exchanger 40
In.Control module and motor compressor 10, interior air-conditioning box 20, vehicle external heat exchanger 30, heat exchanger 40 and hub motor radiate
Component connection, under heating mode, control motor compressor 10, interior air-conditioning box 20, vehicle external heat exchanger 30,40 and of heat exchanger
Hub motor radiating subassembly, work, and control interior air-conditioning box 20 and be in heating mode, vehicle external heat exchanger 30 is in evaporation mold
Formula, and control the first access connection, the first access include sequentially connected motor compressor 10, interior air-conditioning box 20, outside vehicle
Heat exchanger 30, heat exchanger 40, hub motor radiating subassembly and motor compressor 10.
In other words, vehicle air conditioner 100 according to an embodiment of the present invention is mainly by motor compressor 10, interior air-conditioning box
20, vehicle external heat exchanger 30, heat exchanger 40, hub motor radiating subassembly and control module composition.Wherein, motor compressor 10 can
With for compressing and exporting refrigerant, motor compressor 10 can be by refrigerant compression at the gas of high temperature and pressure.Interior air-conditioning
Case 20 can be connect with motor compressor 10, and interior air-conditioning box 20 can switch between refrigeration mode and heating mode.It is making
Under cold mode, interior air-conditioning box 20 can absorb heat to the compressed refrigerant that motor compressor 10 exports.Under heating mode,
The compressed refrigerant heat release that interior air-conditioning box 20 can export motor compressor 10.
Vehicle external heat exchanger 30 can be connect with interior air-conditioning box 20, and vehicle external heat exchanger 30 can be in condensation mode and evaporation mold
Switch between formula, vehicle external heat exchanger 30 can realize the function of condenser and evaporator by four-way valve 72.Vehicle external heat exchanger 30
Under condensation mode, motor compressor 10 works, and the high-temperature high-pressure refrigerant being compressed into is entered outside vehicle through interior air-conditioning box 20
Heat exchanger 30 is condensed, and vehicle external heat exchanger 30 can be used as condenser construction field at this time.After 30 condensation process of vehicle external heat exchanger
It is re-circulated into interior air-conditioning box 20, the heat of air can be absorbed in interior air-conditioning box 20 at this time, achievees the purpose that interior cooling.
Interior air-conditioning box 20 absorbs the heat of air the condensed refrigerant of vehicle external heat exchanger 30 is evaporated processing, evaporated
Refrigerant circulation after reason guarantees the cycle operation of motor compressor 10, completes vehicle air conditioner 100 to motor compressor 10
Process of refrigerastion.
Vehicle external heat exchanger 30 is under evaporation profiles, and control module motor compressor 10 works, by the high temperature and pressure system of compression
Cryogen is evaporated processing into vehicle external heat exchanger 30 through interior air-conditioning box 20.In the process, interior air-conditioning box 20 carries out cold
Solidifying heat release, heats in-vehicle air, realizes interior heating.Vehicle external heat exchanger 30 can be used as evaporator use, be carried out by cabin
Air-cooled heat absorption, then treated refrigerant the enters heat exchanger 40 of vehicle external heat exchanger 30 with it is cold in hub motor radiating subassembly
But liquid is recycled to motor compressor 10 after further absorbing heat, and guarantees the cycle operation of motor compressor 10, completes vehicle air conditioning system
The heating process of system 100.During the heating of vehicle air conditioner 100, it is effectively utilized the generation of hub motor radiating subassembly
Thermal losses, promoted vehicle air conditioner 100 heating effect, be not only able to satisfy the comfort demand of vehicle winter heating, but also
It can be reduced vehicle energy loss.
Heat exchanger 40 can be connect with vehicle external heat exchanger 30 and motor compressor 10 respectively, and heat exchanger 40 can be used for
By the refrigerant after the heat absorption of vehicle external heat exchanger 30 together with the coolant liquid in hub motor radiating subassembly in heat exchanger 40
Heat absorption.Hub motor radiating subassembly can be connect with heat exchanger 40, and hub motor radiating subassembly can be used for leading coolant liquid
Enter in heat exchanger 40.Control module can be with motor compressor 10, interior air-conditioning box 20, vehicle external heat exchanger 30, heat exchanger
40 connect with hub motor radiating subassembly.Under heating mode, control module can control motor compressor 10, interior air-conditioning box
20, vehicle external heat exchanger 30, heat exchanger 40 and hub motor radiating subassembly, work, while control module can control interior sky
Case 20 is adjusted to be in heating mode, vehicle external heat exchanger 30 is in evaporation profiles.Under heating mode, control module can control electronic
Compressor 10, interior air-conditioning box 20, vehicle external heat exchanger 30, heat exchanger 40, hub motor radiating subassembly and motor compressor 10
The the first access connection being in turn connected to form, realizes the heating of vehicle air conditioner 100.
Vehicle air conditioner according to an embodiment of the present invention as a result, by recycling and utilizing hub motor radiating subassembly to produce
Raw heat can effectively promote the heating effect of vehicle air conditioner 100, and the comfort for being both able to satisfy vehicle winter heating needs
It asks, and can be reduced vehicle energy loss.
According to one embodiment of present invention, in cooling mode, control module control control motor compressor 10, car
Air-conditioning box 20 and vehicle external heat exchanger 30 work, and control that interior air-conditioning box 20 is in refrigeration mode, and vehicle external heat exchanger 30 is in cold
Solidifying mode, and control alternate path connection, alternate path include sequentially connected motor compressor 10, interior air-conditioning box 20,
Vehicle external heat exchanger 30 and motor compressor 10.
That is, as shown in Fig. 2, vehicle air conditioner 100 in cooling mode, control module can control control electricity
Dynamic compressor 10, interior air-conditioning box 20 and vehicle external heat exchanger 30 work, and control module can control interior air-conditioning box 20 and be in system
Cold mode, control vehicle external heat exchanger 30 are in condensation mode, and control module can control motor compressor 10, interior air-conditioning box
20, vehicle external heat exchanger 30 is connected to the alternate path that motor compressor 10 is in turn connected to form.Specifically, control module control electricity
Dynamic compressor 10 works and by refrigerant compression at high-temperature high-pressure refrigerant, then enters vehicle external heat exchanger through interior air-conditioning box 20
30 are condensed.At this point, control module control vehicle external heat exchanger 30 is in condensation mode, refrigerant is condensed by vehicle external heat exchanger 30
Interior air-conditioning box 20 is re-circulated into after processing, interior air-conditioning box 20 absorbs the heat of air, achievees the purpose that interior cooling.Vehicle
The heat that interior air-conditioning box 20 absorbs air is evaporated processing to the condensed refrigerant for importing vehicle external heat exchanger 30, controls
Refrigerant circulation after evaporation process to motor compressor 10 can be guaranteed the cycle operation of motor compressor 10 by molding block,
Complete the process of refrigerastion of vehicle air conditioner 100.
According to one embodiment of present invention, interior air-conditioning box 20 includes interior evaporator 21, interior condenser 22 and drum
Blower 23.
Specifically, interior evaporator 21 is connected with vehicle external heat exchanger 30 and motor compressor 10 respectively, in cooling mode,
Interior evaporator 21 is controlled by control module and absorbs atmospheric heat.Interior condenser 22 respectively with vehicle external heat exchanger 30 and electronic pressure
Contracting machine 10 is connected, and under heating mode, controls interior 22 heat release of condenser by control module to heat in-vehicle air.Air blower 23
To recycle in-vehicle air.
In other words, interior air-conditioning box 20 is mainly made of interior evaporator 21, interior condenser 22 and air blower 23.Its
In, interior evaporator 21 can be connected with vehicle external heat exchanger 30 and motor compressor 10 respectively, in cooling mode, by control mould
Block controls interior evaporator 21 and absorbs atmospheric heat, and control module controls the work of motor compressor 10 and by refrigerant compression at height
Then warm high-pressure refrigerant is condensed through interior condenser 22 into vehicle external heat exchanger 30.Control module is controlled and is exchanged heat outside vehicle
Device 30 is in condensation mode, and refrigerant is steamed by being re-circulated into interior evaporator 21, car after 30 condensation process of vehicle external heat exchanger
Hair device 21 is evaporated processing to condensed refrigerant to absorb the heat of air, and interior air-conditioning box 20 is followed by air blower 23
Ring in-vehicle air achievees the purpose that interior cooling.
Interior condenser 22 can be connected with vehicle external heat exchanger 30 and motor compressor 10 respectively, under heating mode, by
Control module controls motor compressor 10 and works, and the high-temperature high-pressure refrigerant of compression is entered outside vehicle through interior condenser 22 and is exchanged heat
Device 30 is evaporated processing.In the process, refrigerant carries out condensation heat release in condenser 22 in the car, heats in-vehicle air,
Air blower 23 realizes interior heating for recycling in-vehicle air.Vehicle external heat exchanger 30 can be used as evaporator use, pass through cabin
Air-cooled heat absorption is carried out, then treated refrigerant enters heat exchanger 40 and the wheel hub motor radiating subassembly of vehicle external heat exchanger 30
In coolant liquid further absorb heat after be recycled to motor compressor 10, guarantee the cycle operation of motor compressor 10, complete vehicle
The heating process of air-conditioning system 100.
According to one embodiment of present invention, interior evaporator 21 passes through the first expansion valve 61 and 30 phase of vehicle external heat exchanger
Even, interior condenser 22 is connected by the second expansion valve 62 with vehicle external heat exchanger 30.
That is, interior evaporator 21 can be connected by the first expansion valve 61 with vehicle external heat exchanger 30, in refrigeration mould
Under formula, by condensed refrigerant, evaporator 21 carries out vehicle external heat exchanger 30 into the car after 61 reducing pressure by regulating flow of the first expansion valve
Evaporation process achievees the purpose that interior cooling by the evaporation endothermic of interior evaporator 21.Interior condenser 22 can pass through
Two expansion valves 62 are connected with vehicle external heat exchanger 30, and under heating mode, interior condenser 22 is compressed to motor compressor 10
The refrigerant of high temperature and pressure carries out condensation heat release, then by enter after 62 reducing pressure by regulating flow of the second expansion valve vehicle external heat exchanger 30 into
Row evaporation process carries out air-cooled heat absorption by cabin, and treated that refrigerant enters heat exchanger 40 and wheel for vehicle external heat exchanger 30
Coolant liquid in hub motor radiating subassembly is recycled to motor compressor 10 after further absorbing heat, guarantee following for motor compressor 10
Ring work, completes the heating process of vehicle air conditioner 100.
According to one embodiment of present invention, hub motor radiating subassembly includes hub motor 51, water pump 52, the first temperature
Sensor 53, electric heater 54, second temperature sensor 55 and low-temperature radiator 56 form.
Specifically, one end of water pump 52 is connected with hub motor 51, and the other end of water pump 52 is connected with heat exchanger 40.The
One temperature sensor 53 is connected with water pump 52.Electric heater 54 is connected with the first temperature sensor 53 and heat exchanger 40 respectively,
Electric heater 54 can receive the temperature signal that the first temperature sensor 53 is detected to control starting or the pass of electric heater 54
It closes.Second temperature sensor 55 is connected with heat exchanger 40.Low-temperature radiator 56 respectively with second temperature sensor 55 and wheel hub
Motor 51 is connected, and low-temperature radiator 56 can receive the temperature signal that second temperature sensor 55 is detected to control low temperature radiation
The starting or closing of device 56.
That is, hub motor radiating subassembly is mainly made of hub motor 51 and water pump 52.Wherein, the one of water pump 52
End can be connected with hub motor 51, and the other end of water pump 52 can be connected with heat exchanger 40.Heat exchanger 40 can connect
The heat-radiation loop of hub motor 51 and the operating loop of refrigerant realize the heat exchange function of refrigerant and the water route in water pump 52.
First temperature sensor 53 can be connected with water pump 52.Electric heater 54 can respectively with the first temperature sensor 53 and heat exchange
Device 40 is connected, and electric heater 54 can supplement energy, 54 energy of electric heater to the coolant liquid heating in hub motor heat-radiation loop
The temperature signal that the first temperature sensor 53 is detected enough is received, and electric heating is controlled according to detection temperature signal by control module
The starting or closing of device 54.Second temperature sensor 55 can be connected with heat exchanger 40.Low-temperature radiator 56 can respectively with
Second temperature sensor 55 is connected with hub motor 51, and low-temperature radiator 56 can be used for the heat dissipation of hub motor 51, low temperature radiation
Device 56 can receive the temperature signal that second temperature sensor 55 is detected, and by control module according to the temperature signal control of detection
The starting or closing of low-temperature radiator 56 processed.
According to one embodiment of present invention, as shown in figure 3, under heating mode, when the first temperature sensor 53 and
When heat exchange energy needed for two temperature sensors 55 separately detect heat exchanger 40 is higher than threshold value, control module can control electricity
Heater 54 starts, and can control triple valve 71 by control module and close, and is closed low-temperature radiator 56 and heat exchange with this
The channel of device 40, the coolant liquid of the first access can flow back to hub motor 51 to form heat-radiation loop.
The heat-energy transducer needed for the first temperature sensor 53 and second temperature sensor 55 separately detect heat exchanger 40
When amount is equal to preset value, control module can control the closing of electric heater 54, and can control triple valve 71 by control module
It closes, the channel of low-temperature radiator 56 Yu heat exchanger 40 is closed with this, the coolant liquid of the first access can flow back to hub motor
51 to form heat-radiation loop.
When the heat that hub motor 51 generates is equal to the heat transfer requirements of heat exchanger 40, control module can control electricity and add
Hot device 54 is closed, and can be controlled triple valve 71 by control module and be opened, and opens low-temperature radiator 56 and heat exchanger with this
40 channel radiates to hub motor 51 by air blower 23.
To sum up, vehicle air conditioner according to an embodiment of the present invention, by recycling and utilizing hub motor 51 to generate
Heat, can effectively promote the heating effect of vehicle air conditioner 100, be both able to satisfy vehicle winter heating comfort need
It asks, and can be reduced vehicle energy loss.
The working principle of vehicle air conditioner 100 of the invention is described with reference to the accompanying drawings and in conjunction with specific embodiments.
As depicted in figs. 1 and 2, when vehicle air conditioner 100 operates in refrigeration mode state, control module control is electronic
Compressor 10 works, and the high-temperature high-pressure refrigerant formed after being compressed by motor compressor 10 enters outside vehicle through interior condenser 22 to be changed
Hot device 30 is condensed, and vehicle external heat exchanger 30 is constructed as condenser at this time, then by after 61 reducing pressure by regulating flow of the first expansion valve
Evaporator 21 into the car, vehicle air conditioning case recycle in-vehicle air by air blower 23, and air can be absorbed in interior evaporator 21
Heat achievees the purpose that interior cooling.Vehicle air conditioner 100 can realize interior temperature by adjusting 10 revolving speed of motor compressor
Degree control.When car has defrosting, demisting demand, defrosting key can be pressed, interior evaporator 21 can be used for reducing car
Humidity, vehicle air conditioner 100 can adjust the changes in temperature dampers angular of interior air-conditioning box 20, and in-vehicle air is after interior condenser 22
Mixing, is able to maintain the certain leaving air temp of interior air-conditioning box 20.
As shown in figures 1 and 3, when vehicle air conditioner 100 operates under heating mode, control module can control electronic
Compressor 10 works, and the high-temperature high-pressure refrigerant that motor compressor 10 generates after compressing is commutated through interior condenser 22 by four-way
Valve and the second expansion valve 62 enter vehicle external heat exchanger 30, and vehicle external heat exchanger 30 is used as evaporator at this time, are carried out by cabin
Air-cooled heat absorption, subsequently into heat exchanger 40 and hub motor 51 coolant liquid further absorb heat after into motor compressor 10.
Interior air-conditioning box 20 recycles in-vehicle air by air blower 23, and interior condenser 22 heats in-vehicle air, realizes interior heating function
Energy.Vehicle air conditioner 100 controls vehicle interior temperature by adjusting the revolving speed of motor compressor 10.When car has defrosting, demisting to need
It when asking, is commutated by triple valve 71, the refrigerant that heat exchanger 40 flows out imports interior evaporator 21, interior evaporator 21
For reducing vehicle humidity, vehicle air conditioner 100 can adjust the changes in temperature dampers angular of interior air-conditioning box 20, and in-vehicle air is through vehicle
It is mixed after inner condenser 22, is able to maintain the certain leaving air temp of interior air-conditioning box 20.
For hub motor heat-radiation loop, vehicle air conditioning control system can control the operation of water pump 52.When hub motor 51
When the heat of generation is unsatisfactory for the heat exchange demand of heat exchanger 40, vehicle air conditioner 100 can pass through the first temperature sensor
53 and second temperature sensor 55 detect the coolant temperature at heat exchanger 40 both ends, by control module control electric heater 54
Output, and control triple valve 71 and close to end the channel of low-temperature radiator 56, coolant liquid flows back to hub motor 51 and forms heat dissipation
Circuit reaches the purpose of the quick heating of air-conditioning system.
When the heat that hub motor 51 generates just meets the heat exchange demand of heat exchanger 40, vehicle air conditioner 100
By detecting the coolant temperature at 40 both ends of heat exchanger, control 54 inactivity of electric heater output, and control the pass of triple valve 71
It closes to end the channel of low-temperature radiator 56, coolant liquid flows back to hub motor 51 and forms heat-radiation loop.When hub motor 51 generates
Heat when just meeting the heat exchange demand of heat exchanger 40, vehicle air conditioner 100 passes through detection 40 both ends of heat exchanger
Coolant temperature, control 54 inactivity of electric heater output, and control triple valve 71 and open to open the logical of low-temperature radiator 56
Road radiates to hub motor 51 with air cooling way by blower 57.
The vehicle of embodiment includes according to the vehicle air conditioner 100 in above-described embodiment according to a second aspect of the present invention.
Since vehicle air conditioner 100 according to an embodiment of the present invention has above-mentioned technique effect, it is according to an embodiment of the present invention
Also there is vehicle corresponding technical effect can effectively promote vehicle that is, by the heat for recycling and being generated using hub motor 51
The heating effect of air-conditioning system 100, had not only been able to satisfy the comfort demand of vehicle winter heating, but also can be reduced vehicle energy damage
It loses.
The other structures of vehicle according to an embodiment of the present invention and operation are all to those skilled in the art can be with
Understand and easy to accomplish, therefore is not described in detail.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " preferred embodiment ", " specific embodiment " or " preferred embodiment " etc. means that the embodiment or example is combined to retouch
The particular features, structures, materials, or characteristics stated are included at least one embodiment or example of the invention.In this specification
In, schematic expression of the above terms may not refer to the same embodiment or example.Moreover, the specific features of description,
Structure, material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of vehicle air conditioner characterized by comprising
Motor compressor, for compressing and exporting refrigerant；
Interior air-conditioning box is connect with the motor compressor, the car air-conditioning box can refrigeration mode and heating mode it
Between switch, in cooling mode, absorb heat to the compressed refrigerant of motor compressor output, in heating mode
Under, the compressed refrigerant heat release to motor compressor output；
Vehicle external heat exchanger is connect with the interior air-conditioning box, the vehicle external heat exchanger can condensation mode and evaporation profiles it
Between switch, under condensation mode, the compressed refrigerant through the interior air-conditioning box output is condensed, is being evaporated
Under mode, the compressed refrigerant through the interior air-conditioning box output is evaporated；
Heat exchanger is connect with the vehicle external heat exchanger and the motor compressor respectively, and being used for will be in the vehicle external heat exchanger
The refrigerant after heat absorption absorbs heat in the heat exchanger together with the coolant liquid in hub motor radiating subassembly；
Hub motor radiating subassembly is connect with the heat exchanger, for importing the coolant liquid in the heat exchanger；
Control module, with the motor compressor, the interior air-conditioning box, the vehicle external heat exchanger, the heat exchanger and institute
The connection of hub motor radiating subassembly is stated, under heating mode, controls the motor compressor, the interior air-conditioning box, the vehicle
External heat exchanger, the heat exchanger and the hub motor radiating subassembly, work, and control the interior air-conditioning box and be in heating
Mode, the vehicle external heat exchanger is in evaporation profiles, and control the first access connection, first access include being sequentially connected
The motor compressor, the interior air-conditioning box, the vehicle external heat exchanger, the heat exchanger, hub motor heat dissipation
Component and the motor compressor.
2. vehicle air conditioner according to claim 1, which is characterized in that in cooling mode, the control module control
System controls the motor compressor, the interior air-conditioning box and vehicle external heat exchanger work, and controls the interior air-conditioning box
In refrigeration mode, the vehicle external heat exchanger is in condensation mode, and control alternate path connection, the alternate path include
The sequentially connected motor compressor, the interior air-conditioning box, the vehicle external heat exchanger and the motor compressor.
3. vehicle air conditioner according to claim 1, which is characterized in that it is described car air-conditioning box include:
Interior evaporator, the car evaporator are connected with the vehicle external heat exchanger and the motor compressor respectively, are freezing
Under mode, atmospheric heat is absorbed by the control module control interior evaporator；
Interior condenser, the car condenser is connected with vehicle external heat exchanger and the motor compressor respectively, in heating mode
Under, by the control module control interior condenser heat rejection to heat in-vehicle air；
Air blower, the air blower is to recycle in-vehicle air.
4. vehicle air conditioner according to claim 3, which is characterized in that the car evaporator passes through the first expansion valve
It is connected with the vehicle external heat exchanger, the car condenser is connected by the second expansion valve with the vehicle external heat exchanger.
5. vehicle air conditioner according to claim 1, which is characterized in that the hub motor radiating subassembly includes:
Hub motor；
Water pump, one end of the water pump are connected with the hub motor, and the other end of the water pump is connected with the heat exchanger.
6. vehicle air conditioner according to claim 5, which is characterized in that the hub motor radiating subassembly further include:
First temperature sensor, first temperature sensor are connected with the water pump；
Electric heater, the electric heater are connected with first temperature sensor and the heat exchanger respectively, and the electricity adds
Hot device can receive the temperature signal that first temperature sensor is detected to control the starting or closing of the electric heater；
Second temperature sensor, the second temperature sensor are connected with the heat exchanger；
Low-temperature radiator, the low-temperature radiator is connected with the second temperature sensor and the hub motor respectively, described
Low-temperature radiator can receive the temperature signal that the second temperature sensor is detected to control opening for the low-temperature radiator
Dynamic or closing.
7. vehicle air conditioner according to claim 6, which is characterized in that under heating mode, when first temperature
It is described when heat exchange energy needed for sensor and the second temperature sensor separately detect the heat exchanger is higher than threshold value
Control module controls the electric heater starting, and is closed by control module control triple valve to be closed the low temperature radiation
The channel of device and the heat exchanger, the coolant liquid of first access flow back to the hub motor to form heat-radiation loop.
8. vehicle air conditioner according to claim 6, which is characterized in that under heating mode, when first temperature
When heat exchange energy needed for sensor and the second temperature sensor separately detect the heat exchanger is equal to preset value, institute
It states control module and controls the electric heater closing, and closed by control module control triple valve and dissipated with being closed the low temperature
The channel of hot device and the heat exchanger, the coolant liquid of first access flow back to the hub motor to form heat-radiation loop.
9. vehicle air conditioner according to claim 6, which is characterized in that under heating mode, when the hub motor
When the heat of generation is equal to the heat transfer requirements of the heat exchanger, the control module controls the electric heater and closes, and by
The control module control triple valve is opened to open the channel of the low-temperature radiator Yu the heat exchanger, and the drum is passed through
Blower radiates to the hub motor.
10. a kind of vehicle, which is characterized in that including vehicle air conditioner of any of claims 1-9.
Priority Applications (1)
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| CN201910393738.1A CN110154677A (en) | 2019-05-13 | 2019-05-13 | Vehicle air conditioner and vehicle with it |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910393738.1A CN110154677A (en) | 2019-05-13 | 2019-05-13 | Vehicle air conditioner and vehicle with it |
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| CN112572099A (en) * | 2019-09-30 | 2021-03-30 | 丰田自动车株式会社 | Vehicle control device |
| CN113059980A (en) * | 2021-03-31 | 2021-07-02 | 比亚迪股份有限公司 | Integrated thermal management system and vehicle |
| CN113352848A (en) * | 2020-03-06 | 2021-09-07 | 河北凯途汽车零部件科技有限公司 | Heating device applied to new energy automobile |
| CN113459798A (en) * | 2020-03-31 | 2021-10-01 | 比亚迪股份有限公司 | Acceleration control method and system and vehicle |
| CN115366616A (en) * | 2022-09-09 | 2022-11-22 | 智己汽车科技有限公司 | Vehicle direct and indirect heating heat management system and control method thereof |
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Application publication date: 20190823 |