CN106143056A - Electric automobile air-conditioning system and control method thereof - Google Patents
Electric automobile air-conditioning system and control method thereof Download PDFInfo
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- CN106143056A CN106143056A CN201610765605.9A CN201610765605A CN106143056A CN 106143056 A CN106143056 A CN 106143056A CN 201610765605 A CN201610765605 A CN 201610765605A CN 106143056 A CN106143056 A CN 106143056A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 53
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 238000004891 communication Methods 0.000 claims abstract description 10
- 239000006200 vaporizer Substances 0.000 claims description 17
- 230000002457 bidirectional effect Effects 0.000 claims description 14
- 238000005485 electric heating Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 12
- 238000005057 refrigeration Methods 0.000 claims description 4
- 238000000195 production control method Methods 0.000 claims description 3
- 238000010257 thawing Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000010792 warming Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000005373 pervaporation Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
- B60H1/00007—Combined heating, ventilating, or cooling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/0065—Control members, e.g. levers or knobs
-
- 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
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
-
- 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
- B60H1/00007—Combined heating, ventilating, or cooling devices
- B60H1/00021—Air flow details of HVAC devices
- B60H2001/00078—Assembling, manufacturing or layout details
-
- 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
- B60H1/00007—Combined heating, ventilating, or cooling devices
- B60H1/00021—Air flow details of HVAC devices
- B60H2001/00114—Heating or cooling details
- B60H2001/00128—Electric heaters
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of electric automobile air-conditioning system and control method thereof, belonging to the cooling and warming field of electric automobile, will solving the technical problem that the heating capacity for how improving air conditioning system in electric automobile and refrigerating capacity are to reduce power consumption；Its structure includes motor compressor, condenser assembly, air-conditioner host and communication apparatus, motor compressor, condenser assembly and air-conditioner host are by communication apparatus connection composition refrigerating circuit and heat loop, and control panel includes controller, motor compressor switch, fan switch, exhaust blower switch and electrical heating switch.The control method of electric automobile air-conditioning system includes: control panel controls motor compressor, blower fan, exhaust blower and the work of PTC electric heater；Control panel controls the electromagnetic valve on pipeline I, pipeline II and pipeline III and enters duty, and control panel controls the electromagnetic valve on pipeline IV, pipeline II and pipeline V and enters duty.
Description
Technical field
The present invention relates to the cooling and warming field of electric automobile, specifically a kind of electric automobile air-conditioning system and control thereof
Method processed.
Background technology
Compared with conventional automobile i.e. fuel-engined vehicle, electric automobile power supply instead of conventional vehicle fuel engines
Dynamical system, thus cause and be used in the compressor of air conditioning system driven by the engine in conventional vehicle and dissipated by electromotor
The warm air system that hot systems is warmed oneself can not be reused on electric automobile.It is power supply in electric automobile medium power source, so handle
Compressor in air conditioning system is replaced with motor compressor, and the water heating type warm-air in warm air system is replaced by electric heater PTC.By
The electric energy of electric automobile is all consumed in the motor compressor of electric air-conditioning system and warm braw electric heater, if air conditioning system consumption
Electric energy is excessive, and the distance travelled of new-energy automobile can be caused to reduce.
How to optimize air conditioning system in electric automobile, improve air conditioning system refrigerating capacity and the heating capacity of warm air system
Thus reduce the power consumption of whole system, it is the technical issues that need to address.
Summary of the invention
The technical assignment of the present invention is for above not enough, it is provided that a kind of electric automobile air-conditioning system and control method thereof,
The problem solved is how to improve the heating capacity of air conditioning system in electric automobile and refrigerating capacity with the problem reducing power consumption.
The technical assignment of the present invention realizes in the following manner,
Electric automobile air-conditioning system, including motor compressor, condenser assembly, air-conditioner host and communication apparatus, electric compressor
Machine, condenser assembly and air-conditioner host are by communication apparatus connection composition refrigerating circuit and heat loop, also include controlling
Panel, condenser assembly includes condenser and blower fan, and air-conditioner host includes vaporizer, exhaust blower and PTC electric heater, chain of command
Plate includes controller, motor compressor switch, fan switch, exhaust blower switch and electrical heating switch, motor compressor, electronic
Compressor switch, fan switch, exhaust blower switch and electrical heating switch are connected with controller respectively.
Being provided with electrical auxiliary heater and temperature sensor in condenser assembly, temperature sensor is used for gathering condenser table
The temperature in face, electrical auxiliary heater is for heating for condenser, and electrical auxiliary heater and temperature sensor are all connected with controller.
Control panel is provided with protection circuit, electromagnetic switch I and electromagnetic switch II, electrical heating switch, controller, electricity
Magnetic switch I and PTC electric heater are sequentially connected with, and temperature sensor, controller, electromagnetic switch II and electrical auxiliary heater connect successively
Connecing, electromagnetic switch I and electromagnetic switch II are all connected with protection circuit.
PTC electric heater is to take the shape of the letter U or snakelike PTC electric heating tube, and electrical auxiliary heater is lower powered PTC electrical heating
Sheet group, the multiple electric heating sheets in described PTC electric heating sheets group are staggered in grid-like.
Being provided with converter in control panel, fan switch, controller, converter and blower fan are sequentially connected with, exhaust blower
Switch, controller, converter and exhaust blower are sequentially connected with.
Communication apparatus includes pipeline I, pipeline II, pipeline III, pipeline IV, pipeline V, Bidirectional expansion valve and multiple electromagnetism
Valve, the port I of motor compressor, pipeline I, condenser, pipeline II, vaporizer, pipeline III, motor compressor port II successively
Connect composition refrigerating circuit, the port I of motor compressor, pipeline IV, vaporizer, pipeline II, condenser, pipeline V, electronic pressure
The port II of contracting machine is sequentially connected with composition heating loop, and pipeline I, pipeline II, pipeline III, pipeline IV and pipeline V are respectively provided with
Having electromagnetic valve, Bidirectional expansion valve to be arranged on pipeline III, above-mentioned Bidirectional expansion valve and each electromagnetic valve are all connected with controller.
The control method of electric automobile air-conditioning system, the control method of the electric automobile air-conditioning system described in any of the above-described item
Including:
Control panel controls motor compressor, blower fan, exhaust blower and the work of PTC electric heater；
Control panel controls the electromagnetic valve on pipeline I, pipeline II and pipeline III and enters duty, and control panel controls double
Entering duty to expansion valve, described air conditioning system enters refrigeration mode；
Control panel controls the electromagnetic valve on pipeline IV, pipeline II and pipeline V and enters duty, and control panel controls
Bidirectional expansion valve enters duty, and described air conditioning system enters heating mode；
Control panel controls motor compressor and blower fan enters closed mode, and control panel controls PTC electric heater and row simultaneously
Blower fan enters duty, and described air conditioning system enters the independent heating mode of PTC electric heater.
The heat-production control method that described air conditioning system enters under heating mode includes:
Control panel controls motor compressor, blower fan, exhaust blower and PTC electric heater and enters duty, described air conditioning system
Enter PTC electrical heating auxiliary heating pattern；
Control panel controls compressor, blower fan and exhaust blower and enters duty, and control panel controls PTC electric heater and enters pass
Closed state, described electric air-conditioning system enters without auxiliary heating pattern.
Control method also includes that control panel obtains the condenser temperature in condenser assembly, when condenser temperature value is less than
During predetermined value, control panel controls electrical auxiliary heater and enters duty, and described air conditioning system enters defrosting mode.
The electric automobile air-conditioning system of the present invention has the advantage that
1, the present invention is provided with PTC electric heater in air-conditioner host, when the electricity foot of electric automobile, can be added by PTC electricity
Hot device and motor compressor heating simultaneously, when electricity deficiency, can close motor compressor, open PTC electric heater and air draft
Machine, is only heated by PTC electric heater, and PTC electric heater has the advantage that power consumption is little, heating capacity is big, thus improves and heat
Measure, reduce power consumption；
2, the present invention is provided with fan switch, exhaust blower switch, blower fan and exhaust blower can be regulated respectively by above-mentioned switch
Rotating speed so that cold wind or warm braw dispel in interior space effectively and uniformly, it is to avoid heat scatter and disappear；
3, the present invention is provided with in condenser temperature sensor and electrical auxiliary heater, when the temperature is too low, by auxiliary
Helping electric heater is condenser heating so that in condenser heat exchange carry out more thorough, this electrical auxiliary heater is low merit
The PTC electric heating sheets group of rate, has an advantage that power consumption is little, heating capacity is big, thus improves and heat refrigerating capacity, reduce power consumption
Amount；
4, in the present invention, in PTC electric heater, electric heating tube is U-tube or coil, adds the heat production of this PTC electric heater
Area and area of dissipation, saving electric energy, electrical auxiliary heater is lower powered PTC electric heating sheets group, the plurality of electrical heating
Sheet is staggered in grid-like, and this electrical auxiliary heater has that power consumption is little, heat production and the big advantage of area of dissipation.
Accompanying drawing explanation
The present invention is further described below in conjunction with the accompanying drawings.
Accompanying drawing 1 is the structure principle chart of electric automobile air-conditioning system；
Accompanying drawing 2 is the control principle block diagram of electric automobile air-conditioning system；
In figure: 1, motor compressor, 2, pipeline IV, 3, pipeline I, 4, condenser assembly, 5, electrical auxiliary heater, 6, blower fan, 7,
Condenser, 8, temperature sensor, 9, pipeline II, 10, Bidirectional expansion valve, 11, electromagnetic valve, 12, air-conditioner host, 13, PTC electrical heating
Device, 14, exhaust blower, 15, vaporizer, 16, pipeline III, 17, pipeline V, 18, controller, 19, converter, 20, electromagnetic switch I,
21, electromagnetic switch II, 22, electrical heating switch, 23, exhaust blower switch, 24, fan switch, 25, protection circuit, 26, electric compressor
Machine switchs.
Detailed description of the invention
With reference to Figure of description and specific embodiment the electric automobile air-conditioning system of the present invention and control method thereof made with
Under explain.
Embodiment 1:
The electric automobile air-conditioning system of the present invention, including motor compressor 1, condenser assembly 4, air-conditioner host 12, communication apparatus
And control panel, condenser assembly 4 includes condenser 7, blower fan 6, temperature sensor 8 and electrical auxiliary heater 5, air-conditioner host 12
Including vaporizer 15, exhaust blower 14 and PTC electric heater 13, communication apparatus includes pipeline I 3, pipeline II 9, pipeline III 16, pipeline
IV 2, Bidirectional expansion valve 10 and multiple electromagnetic valve 11, the port I of motor compressor 1, pipeline I 3, condenser 7, pipeline II 9, steaming
Send out device 15, pipeline III 16, the port II of motor compressor 1 are sequentially connected with composition refrigerating circuit, the port I of motor compressor 1, pipe
Road IV 2, vaporizer 15, pipeline II 9, condenser 7, pipeline V 17, the port II of motor compressor 1 are sequentially connected with composition and heat back
Road, pipeline I 3, pipeline II 9, pipeline III 16, pipeline IV 2 and pipeline V 17 are provided with electromagnetic valve 11, Bidirectional expansion valve 10
It is arranged on pipeline III 16.
Control panel is provided with protection circuit 25, electromagnetic switch I 20 and electromagnetic switch II 21, electrical heating switch 22, control
Device 18 processed, electromagnetic switch I 20 and PTC electric heater 13 are sequentially connected with, temperature sensor 8, controller 18, electromagnetic switch II 21 and
Electrical auxiliary heater 5 is sequentially connected with, and electromagnetic switch I 20 and electromagnetic switch II 21 are all connected with protection circuit 25.Protection circuit 25
Accumulator battery in external electric automobile.
Temperature sensor 8 is used for the temperature on perception condenser 7 surface and temperature data is transferred to controller 18；Auxiliary electricity
Heater 5 is lower powered PTC electric heating sheets group, and the multiple electric heating sheets in PTC electric heating sheets group are staggered in grid-like,
When the temperature on condenser 7 surface is relatively low, controller 18 opens electrical auxiliary heater 5 by electromagnetic switch II 21, and auxiliary electricity adds
Hot device 5 provides heat energy for condenser 7, so that heat exchange is preferably carried out in condenser 7, this electrical auxiliary heater 5 can be
Heating for condenser 7 in the case of consuming a small amount of electric energy, improve this air conditioning system in the case of saving electric energy heats energy
Power.
PTC electric heater 13 is the PTC electric heating tube taken the shape of the letter U, and PTC electric heater 13 heats for auxiliary air conditioner, works as vapour
When vehicle interior temperature is relatively low, can be by electrical heating switch 22 unlatching PTC electric heater 13, PTC electric heater 13 can assist sky
Modulation heat；Or when the electricity of vapour in-vehicle secondary battery is less, stop compressor, only by PTC electric heater 13 heat supply, thus can
The heating capacity of this air conditioning system is improved in the case of saving electric energy.PTC electric heater 13 also can be selected for snakelike electrical heating
Pipe, the U-shaped or snakelike heat production that all can increase PTC electric heater 13 and area of dissipation, thus it is big effectively to utilize electric energy to produce
Calorimetric energy.
Control panel also includes motor compressor switch 26, fan switch 24, exhaust blower switch 23 and converter 19,
Motor compression switch 26 is connected with controller 18, for regulating being turned on and off of motor compressor 1；Fan switch 24, control
Device 18 processed, converter 19 and blower fan 6 are sequentially connected with, and can be regulated the rotating speed of blower fan 6 by fan switch 24 and be turned to so that hot blast
Effectively dispel in space, and then in the case of saving electric energy, improve the heating capacity of this air conditioning system；Exhaust blower switch 23,
Controller 18, converter 19 and exhaust blower 14 are sequentially connected with, and can regulate the rotating speed of exhaust blower 14 by exhaust blower switch 23 and turn
To so that cold wind effectively dispels in space, and then improves the refrigerating capacity of this air conditioning system in the case of saving electric energy.
The using method of electric automobile air-conditioning system of the present invention is: when vehicle interior temperature is relatively low, and this air conditioning system can be passed through
Vaporizer 15(is as condenser 7) in release the heating of heat, or by PTC electric heater 13 auxiliary evaporator 15(conduct
Condenser 7) heat, or PTC electric heater 13 individually heats；When vehicle interior temperature is higher, can be inhaled by vaporizer 15
Receive heat to freeze；During heating or freezing, turning to and rotating speed of scalable blower fan 6 or exhaust blower 14；When in car
Temperature is too low affects condenser 7 when working, and can be heated by electrical auxiliary heater 5 and heat for condenser 7.
Embodiment 2:
The control method of electric automobile air-conditioning system of the present invention is the control method of the electric air-conditioning system in embodiment 1, including:
Control panel controls motor compressor 1, blower fan 6, exhaust blower 14 and the work of PTC electric heater 13；
The electromagnetic valve 11 that control panel controls on pipeline I 3, pipeline II 9 and pipeline III 16 enters duty, and control panel
Controlling Bidirectional expansion valve 10 and enter duty, described air conditioning system enters refrigeration mode；
Control panel controls the electromagnetic valve on pipeline IV 2, pipeline II and pipeline V and enters duty, and control panel controls
Bidirectional expansion valve 10 enters duty, and described air conditioning system enters heating mode；
Control panel controls motor compressor 1 and blower fan 6 enters closed mode, and control panel controls PTC electric heater 13 simultaneously
Entering duty with exhaust blower 14, described air conditioning system enters the independent heating mode of PTC electric heater 13；
Control panel obtains the temperature of the condenser 7 in condenser assembly 4, when the temperature value of condenser 7 is less than predetermined value, and control
Panel processed controls electrical auxiliary heater 5 and enters duty, and described air conditioning system enters defrosting mode.
Wherein, the heat-production control method under air conditioning system enters heating mode includes:
Control panel controls motor compressor 1, blower fan 6, exhaust blower 14 and PTC electric heater 13 and enters duty, described sky
Adjusting system enters PTC electrical heating auxiliary heating pattern；
Control panel controls motor compressor 1, blower fan 6 and exhaust blower 14 and enters duty, and control panel controls PTC electrical heating
Device 13 enters closed mode, and described electric air-conditioning system enters without auxiliary heating pattern.
Specifically, electric automobile air-conditioning system of the present invention work process in cooling mode is:
(1) open the electromagnetic valve on pipeline I 3, pipeline II 9 and pipeline III 16, under control of the controller 18, and open two-way
Expansion valve 10 so that the port I of motor compressor 1, pipeline I 3, condenser 7, pipeline II 9, vaporizer 15, pipeline III 16, electronic
The port II of compressor 1 is sequentially connected with composition refrigerating circuit；
(2), start motor compressor switch 26, open motor compressor 1, vaporizer 15 absorbs heat, exhaust blower 14 make through
The cryogenic gas flowing of pervaporation device 15 forms refrigeration；
(3), according to need for environment, regulate the rotating speed of exhaust blower 14 by exhaust blower switch 23 and turn to so that cold wind blows to car
Interior space.
Electric automobile air-conditioning system of the present invention work process in cooling mode is:
(1) open the electromagnetic valve 11 on pipeline IV 2, pipeline II 9 and pipeline V 17, under control of the controller 18, and open
Bidirectional expansion valve 10 so that the port I of motor compressor 1, pipeline IV 2, vaporizer 15, pipeline II 9, condenser 7, pipeline V
17, the port II of motor compressor 1 is sequentially connected with composition and heats loop；
(2), starting motor compressor switch 26, open motor compressor 1, in this loop, vaporizer 15 distributes as condenser 7
Heat, condenser 7 absorbs heat as vaporizer 15, and exhaust blower 14 makes to be formed through the high-temperature gas of condenser 7 to heat effect
Really；
(3), when ambient temperature is too low, simple dependence vaporizer 15 heating effect is bad, can be by electrical heating switch 22 unlatching
PTC electric heater 13, PTC electric heater 13 auxiliary heating；
(4), when Vehicular accumulator cell electricity is less, by motor compressor switch 26 closedown motor compressor 1, and wind can be passed through
Machine switch 24 cut out blower fan 6, by exhaust blower switch 23 unlatching exhaust blower 14, is i.e. individually heated by PTC electric heater 13, air draft
The heat that PTC electric heater 13 produces is dispelled interior space by machine 14；
(5), when ambient temperature too low, the temperature of condenser 7 less than preset value time, controller 18 control under open auxiliary
Electric heater 5, electrical auxiliary heater 5 heats for condenser 7 so that in condenser 7 heat exchange carry out more thorough；
(6), according to need for environment, regulate the rotating speed of exhaust blower 14 by exhaust blower switch 23 and turn to so that hot blast blows to car
Interior space.
By detailed description of the invention above, described those skilled in the art can readily realize the present invention.But should
Working as understanding, the present invention is not limited to above-mentioned detailed description of the invention.On the basis of disclosed embodiment, described technical field
Technical staff can the different technical characteristic of combination in any, thus realize different technical schemes.Except the technology described in description
Outside feature, it is the known technology of those skilled in the art.
Claims (9)
1. electric automobile air-conditioning system, including motor compressor, condenser assembly, air-conditioner host and communication apparatus, electronic pressure
Contracting machine, condenser assembly and air-conditioner host are by communication apparatus connection composition refrigerating circuit and heat loop, and its feature exists
In also including that control panel, condenser assembly include condenser and blower fan, air-conditioner host includes vaporizer, exhaust blower and PTC electricity
Heater, control panel includes controller, motor compressor switch, fan switch, exhaust blower switch and electrical heating switch, electricity
The dynamic pressure mechanical, electrical dynamic compressor switch of contracting, fan switch, exhaust blower switch and electrical heating switch are connected with controller respectively.
Electric automobile air-conditioning system the most according to claim 1, it is characterised in that be provided with auxiliary electricity in condenser assembly
Heater and temperature sensor, temperature sensor is for gathering the temperature of condenser surface, and electrical auxiliary heater is for for condensing
Device heats, and electrical auxiliary heater and temperature sensor are all connected with controller.
Electric automobile air-conditioning system the most according to claim 2, it is characterised in that control panel is provided with protection circuit,
Electromagnetic switch I and electromagnetic switch II, electrical heating switch, controller, electromagnetic switch I and PTC electric heater be sequentially connected with, temperature
Sensor, controller, electromagnetic switch II and electrical auxiliary heater are sequentially connected with, electromagnetic switch I and electromagnetic switch II all with protection
Circuit connects.
Electric automobile air-conditioning system the most according to claim 2, it is characterised in that PTC electric heater is for taking the shape of the letter U or snakelike
PTC electric heating tube, electrical auxiliary heater is lower powered PTC electric heating sheets group, the multiple electricity in described PTC electric heating sheets group
Heating plate is staggered in grid-like.
Electric automobile air-conditioning system the most according to claim 1, it is characterised in that be provided with converter, wind in control panel
Machine switch, controller, converter and blower fan are sequentially connected with, and exhaust blower switch, controller, converter and exhaust blower connect successively
Connect.
Electric automobile air-conditioning system the most according to claim 1, it is characterised in that communication apparatus include pipeline I, pipeline II,
Pipeline III, pipeline IV, pipeline V, Bidirectional expansion valve and multiple electromagnetic valve, the port I of motor compressor, pipeline I, condenser,
Pipeline II, vaporizer, pipeline III, the port II of motor compressor are sequentially connected with composition refrigerating circuit, the port of motor compressor
I, pipeline IV, vaporizer, pipeline II, condenser, pipeline V, the port II of motor compressor are sequentially connected with composition heating loop,
Being provided with electromagnetic valve on pipeline I, pipeline II, pipeline III, pipeline IV and pipeline V, Bidirectional expansion valve is arranged on pipeline III
On, above-mentioned Bidirectional expansion valve and each electromagnetic valve are all connected with controller.
7. the control method of electric automobile air-conditioning system, it is characterised in that the electric automobile described in any one of claim 1-6 is empty
The control method of adjusting system includes:
Control panel controls motor compressor, blower fan, exhaust blower and the duty of PTC electric heater；
Control panel controls the electromagnetic valve on pipeline I, pipeline II and pipeline III and enters duty, and control panel controls double
Entering duty to expansion valve, described air conditioning system enters refrigeration mode；
Control panel controls the electromagnetic valve on pipeline IV, pipeline II and pipeline V and enters duty, and control panel controls
Bidirectional expansion valve enters duty, and described air conditioning system enters heating mode；
Control panel controls motor compressor and blower fan enters closed mode, and control panel controls PTC electric heater and row simultaneously
Blower fan enters duty, and described air conditioning system enters the independent heating mode of PTC electric heater.
The control method of electric automobile air-conditioning system the most according to claim 7, it is characterised in that described air conditioning system is entered
The heat-production control method entered under heating mode includes:
Control panel controls motor compressor, blower fan, exhaust blower and PTC electric heater and enters duty, described air conditioning system
Enter PTC electrical heating auxiliary heating pattern；
Control panel controls compressor, blower fan and exhaust blower and enters duty, and control panel controls PTC electric heater and enters pass
Closed state, described electric air-conditioning system enters without auxiliary heating pattern.
The control method of electric automobile air-conditioning system the most according to claim 7, it is characterised in that control method also includes
Control panel obtains the condenser temperature in condenser assembly, and when condenser temperature value is less than predetermined value, control panel controls
Electrical auxiliary heater enters duty, and described air conditioning system enters defrosting mode.
Priority Applications (1)
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| CN201610765605.9A CN106143056A (en) | 2016-08-31 | 2016-08-31 | Electric automobile air-conditioning system and control method thereof |
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| CN201610765605.9A CN106143056A (en) | 2016-08-31 | 2016-08-31 | Electric automobile air-conditioning system and control method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107009845A (en) * | 2017-02-28 | 2017-08-04 | 上海汇博新电新能源汽车科技有限公司 | A kind of electric automobile air conditioner refrigeration system |
| CN110359973A (en) * | 2019-06-28 | 2019-10-22 | 东风小康汽车有限公司重庆分公司 | Compressor complementary energy recovery system |
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| CN202186258U (en) * | 2011-07-27 | 2012-04-11 | 湖北凯希科技有限公司 | Air conditioner device for cold/warm type electric passenger car |
| CN202350258U (en) * | 2011-11-22 | 2012-07-25 | 江苏创导空调有限公司 | Air conditioner control device for engineering truck |
| CN102765308A (en) * | 2012-08-01 | 2012-11-07 | 江苏晨宇车业有限公司 | New-energy cold and heat air exchange system of air conditioner for automobile |
| CN103697625A (en) * | 2013-12-26 | 2014-04-02 | 安徽江淮汽车股份有限公司 | Pure-electric-vehicle heat pump air-conditioning system and control method thereof |
| CN206049292U (en) * | 2016-08-31 | 2017-03-29 | 山东海力华成汽车空调有限公司 | Electric automobile air-conditioning system |
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| CN107009845A (en) * | 2017-02-28 | 2017-08-04 | 上海汇博新电新能源汽车科技有限公司 | A kind of electric automobile air conditioner refrigeration system |
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