CN206589610U - Electric automobile air-conditioning system - Google Patents
Electric automobile air-conditioning system Download PDFInfo
- Publication number
- CN206589610U CN206589610U CN201720242535.9U CN201720242535U CN206589610U CN 206589610 U CN206589610 U CN 206589610U CN 201720242535 U CN201720242535 U CN 201720242535U CN 206589610 U CN206589610 U CN 206589610U
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- Prior art keywords
- air
- conditioning system
- supply duct
- air supply
- duct
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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
- B60H1/00357—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
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00664—Construction or arrangement of damper doors
-
- 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
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
- B60H1/00785—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models by the detection of humidity or frost
-
- 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
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00821—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being ventilating, air admitting or air distributing devices
- B60H1/00835—Damper doors, e.g. position control
Abstract
The utility model discloses a kind of electric automobile air-conditioning system, the air-conditioning system includes ducting system, control system and heat pump type air conditioning system, and ducting system includes the fresh air pipeline and return air duct connected to the in-car air supply duct blown, the breeze fan being arranged in air supply duct, with air supply duct and is arranged on air supply duct and fresh air pipeline, the MOD of return air duct connectivity part；The aperture of MOD is adjusted according to the current sensor or the signal of relative humidity sensor that are arranged at front windshield for the control system, air-conditioning system of the present utility model can use return air as far as possible in the case of guarantee glass for vehicle window not fogging, especially can effectively reduce indoor heat load under heating condition in the winter time.
Description
Technical field
The utility model is related to automotive air-conditioning system.More particularly, to a kind of electric automobile air-conditioning system.
Background technology
Air-conditioning system on electric automobile takes a large amount of energy consumptions of battery, especially in the winter time under heating mode, serious shadow
The course continuation mileage of electric automobile is rung.It is a kind of hand for being effectively saved battery power consumption to reduce car room indoor heat load using return air
Section.But the high water capacity of return air will make glass for vehicle window be more prone to fogging and influence driving safety, glass for vehicle window fogging
It is then the matter of utmost importance that air-conditioning system need to be solved using return air.
It can gradually increase the water capacity of car room air using the process of return air, can also make the higher influence car of car indoor temperature
The comfortableness of indoor environment.Human body is to the comfortableness of ambient parameters by requiring, the temperature in general winter car room will
Ask more than 20 DEG C, the temperature requirement in summer car room is below 26 DEG C, and relative humidity requires control between 40%-60%.
Persistently can increase the higher relative humidity of car indoor temperature using return air under heating condition in the winter time.Solve using during return air
Adverse effect to human comfort is also the problem of the utility model automotive air-conditioning system needs consideration.
Accordingly, it is desirable to provide a kind of blown under conditions of fogging is prevented with maximum air returning ratio, it disclosure satisfy that in not shadow
The saving energy consumption of maximum possible under the conditions of sound automobile driving safe.
Utility model content
The technical problems to be solved in the utility model is to provide one kind can be under conditions of automobile front windshield fogging be prevented
With the electric automobile air-conditioning system of maximum air returning ratio air-supply.
In order to solve the above technical problems, the utility model uses following technical proposals：
Electric automobile air-conditioning system includes ducting system, control system and heat pump type air conditioning system, and the ducting system includes
To the air supply duct of in-car air-supply, the breeze fan being arranged in air supply duct, the fresh air pipeline connected with air supply duct and time
Wind pipeline and it is arranged on air supply duct and fresh air pipeline, the MOD of return air duct connectivity part；Control system includes data
Processing module, the electric current fogging detector/relative humidity sensor for being arranged on Chinese herbaceous peony windowpane inner surface and control are described electronic
The proportional controller of air door switch, the electric current fogging detector/relative humidity sensor sends the signal collected to number
According to processing module, the control MOD folding of data processing module passing ratio demodulator；The heat pump type air conditioning system includes pressure
Contracting machine, indoor condenser, indoor evaporator, outdoor heat exchanger, outdoor heat exchanger blower fan, the first valve, gas-liquid separator, three
Port valve, first throttle device and second throttling device, the outlet of the compressor pass through pipeline and the indoor condenser, first
Valve, outdoor heat exchanger, triple valve, first throttle device, indoor evaporator and gas-liquid separator are sequentially connected in series, and described three
The bypass of port valve is connected by the outlet of pipeline and indoor evaporator, and the second throttling device is arranged in parallel in the first valve
Place；The indoor condenser and indoor evaporator are arranged in air supply duct.
Preferably, the data processing module further comprises that the Temperature Humidity Sensor for measuring in-car humiture and control are pressed
The frequency converter of contracting machine rotating speed.
Preferably, the air-conditioning system further comprises the auxiliary electric heater unit being arranged in the air supply duct.
Preferably, the exit of the air supply duct is sent provided with antifog defroster, face air outlet and foot able to turn on or off
Air port.
The beneficial effects of the utility model are as follows：
The utility model can use return air as far as possible in the case of guarantee glass for vehicle window not fogging, especially in the winter time
Indoor heat load can be effectively reduced under heating condition, the refrigerating/heating amount needed for reduction system solves battery power consumption extension electricity
The course continuation mileage of electrical automobile.The monitoring system of car indoor environment ensure that simultaneously is relaxed using car room environmental during return air
Adaptive, it is to avoid the influence using return air to car room environmental comfortableness.
Brief description of the drawings
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 shows the block diagram of control method of the present utility model.
Fig. 2 shows the block diagram of control method of the present utility model.
Fig. 3 shows the structural representation of air-conditioning system of the present utility model.
Embodiment
In order to illustrate more clearly of the utility model, the utility model is done into one with reference to preferred embodiments and drawings
The explanation of step.Similar part is indicated with identical reference in accompanying drawing.It will be appreciated by those skilled in the art that below
Specifically described content is illustrative and be not restrictive, and protection domain of the present utility model should not be limited with this.
As depicted in figs. 1 and 2, a kind of return air adjustment control method of electric automobile air-conditioning system, comprises the following steps：
Air supply duct is arranged on to progressively close off fresh air pipeline with fresh air pipeline, the MOD of return air duct interface and beat
Return air duct is opened, air returning ratio is gradually increased by all-fresh air state；It is arranged on the electric current fogging detector of Chinese herbaceous peony windowpane inner surface
Or relative humidity sensor 1 gathers electric current or relative humidity signal respectively；Data processing module 2 is believed according to electric current or relative humidity
Number and default fogging threshold value adjust MOD, it is ensured that the maximum air returning ratio of Chinese herbaceous peony windowpane not under fogging state.This practicality
New method can make new return air mixed proportion adjustable by adjusting MOD, while in order to ensure that front glass window is constantly in
The state of fogging, does not set electric current fogging detector or relative humidity sensor to monitor glass surface in Chinese herbaceous peony glazing surface
Fogging situation, MOD gradually increases air returning ratio by all-fresh air state, is adjusted according to the electric current or relative humidity signal monitored
Section electric air door is not until occurring the maximum air returning ratio of Chinese herbaceous peony windowpane fogging.
Method of the present utility model further comprises step：
Temperature and relative humidity signal in the collecting vehicle of Temperature Humidity Sensor 3 in the car is set；Data processing module 2
According to temperature and relative humidity signal and default Threshold of Temperature And Humidity, the in-car temperature of rotating speed reduction of regulation air-conditioning compressor
Degree.In order to prevent using return air influence environment inside car comfort level, by increase the temperature in the monitoring car of Temperature Humidity Sensor 3 and
Suitable temperature threshold in the change of relative humidity, the setting car of data processing module 2 room, when car indoor temperature exceedes the threshold value
Provide the rotating speed reduction environment inside car temperature of control signal regulation air-conditioning compressor.
As shown in figure 3, a kind of electric automobile air-conditioning system includes ducting system, control system and heat pump type air conditioning system, wind
Road system includes fresh air pipeline 101, MOD 102, breeze fan 103, air supply duct 104, the first air-valve 105, the second wind
Valve 106, the 3rd air-valve 107, the 4th air-valve 108 and return air duct 109, fresh air pipeline 101 and return air duct 109 respectively with air-supply
Pipeline 104 import connection, MOD 102 be arranged at the import of air supply duct 104 and can adjust fresh air pipeline 101 with
The aperture of return air duct 109, breeze fan 103 is arranged in air supply duct 104, the second air-valve 106, the 3rd air-valve 107 and
Four air-valves 108 are separately positioned at antifog defroster, face air outlet and the foot's air outlet in the exit of air supply duct 104.
Control system includes fogging detector or relative humidity detector 301, indoor temperature and humidity sensor 302, at data
Manage module 303, MOD proportional controller 304 and compressor variable frequency device；Fogging detector or relative humidity detector 301 are set
Put on the inner surface of Chinese herbaceous peony windowpane, indoor temperature and humidity sensor 302 is arranged in car room, MOD proportional controller
304 adjust MOD 102 by stepper motor, and compressor variable frequency device can adjust the rotating speed of compressor.
Heat pump type air conditioning system include compressor 201, indoor condenser 202, indoor evaporator 210, outdoor heat exchanger 206,
Outdoor heat exchanger blower fan 207, the first valve 204, gas-liquid separator 211, triple valve 208, first throttle device 209, second section
Flow device 205 and auxiliary electric heater unit 203, the outlet of compressor by pipeline and indoor condenser 202, the first valve 204,
Outdoor heat exchanger 206, triple valve 208, first throttle device 209, indoor evaporator 210 and gas-liquid separator 211 are sequentially connected in series
Connection, the bypass of triple valve 208 is connected by pipeline with the outlet of indoor evaporator 210, and second throttling device 205 is arranged in parallel
At the first valve 204；Indoor condenser 202, indoor evaporator 210 and auxiliary electric heater unit 203 are arranged on air supply duct
It is interior.First air door 105 is disposed in the interior before condenser 202.
There are electric automobile air-conditioning system of the present utility model three heat exchangers can realize that refrigeration, conventional heating and auxiliary electricity add
Heat.There are air supply duct 104 three air outlets to be blown respectively into car room, and respectively demisting defrosting, face air-supply and foot send
Wind.The valve 204 of triple valve 208 and first plays a part of heat pump type air conditioning system refrigerant loop and changes road, can realize that heat pump is empty
Adjusting system winter heating and the function of cooling in summer.Then it is conventional heating when the first air door 105 of ducting system is in valve position 105a
Pattern and auxiliary electrical heater pattern, when the first air door 105 is in valve position 105b, heat pump type air conditioning system is refrigeration mode.
As shown in figure 1, in the winter time under heating mode, using return air and fresh air mixed ventilation, all-fresh air is set at the beginning
State, data processing module 303 compares electric current fogging detector or the measured value of relative humidity sensor 301 and given threshold,
Not up to given threshold when transmission control signal to MOD proportional controller 304, control stepper motor gradually increases return air
Ratio, return air ratio is reduced when measured value reaches given threshold until measured value is again below given threshold, makes air-conditioning system
It is constantly in the ventilation state that maximum air returning ratio is kept in the case of front truck glass pane not fogging.
As shown in Fig. 2 in the winter time under heating mode, using return air and fresh air mixed ventilation, the temperature and humidity sensing in car room
Device 302 gathers the ambient parameter of interior, and is compared with the comfort level interval of data processing module 303, when car indoor environment
Parameter is interval less than comfort level, and data processing module 303 transmits control signal increases compressor rotary speed to compressor variable frequency device；When
Car indoor environment parameter is interval higher than comfort level, and data processing module transmits control signal reduces compressor to compressor variable frequency device
Rotating speed；The comfort level that above-mentioned two situations are adjusted to set with data module at car indoor environment parameter always is interval.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model, for those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms, all embodiments can not be exhaustive here,
It is every to belong to obvious changes or variations that the technical solution of the utility model extends out still in of the present utility model
The row of protection domain.
Claims (4)
1. electric automobile air-conditioning system, including ducting system, control system and heat pump type air conditioning system, it is characterised in that：The wind
It is new that road system is connected including the air supply duct to in-car air-supply, the breeze fan being arranged in air supply duct, with air supply duct
Wind pipeline and return air duct and it is arranged on air supply duct and fresh air pipeline, the MOD of return air duct connectivity part；Control system
System includes data processing module, the electric current fogging detector/relative humidity sensor for being arranged on Chinese herbaceous peony windowpane inner surface and control
Make the proportional controller of MOD switch, the electric current fogging detector/relative humidity sensor is by the letter collected
Number send data processing module, the control MOD folding of data processing module passing ratio adjuster to；The heat pump air conditioner
System includes compressor, indoor condenser, indoor evaporator, outdoor heat exchanger, outdoor heat exchanger blower fan, the first valve, gas-liquid
Separator, triple valve, first throttle device and second throttling device, the outlet of the compressor are cold by pipeline and the interior
Condenser, the first valve, outdoor heat exchanger, triple valve, first throttle device, indoor evaporator and gas-liquid separator are sequentially connected in series company
Connect, the bypass of the triple valve is connected by the outlet of pipeline and indoor evaporator, and the second throttling device is arranged in parallel
At first valve；The indoor condenser and indoor evaporator are arranged in air supply duct.
2. electric automobile air-conditioning system according to claim 1, it is characterised in that：The data processing module is further wrapped
Include the Temperature Humidity Sensor of the in-car humiture of measurement and the frequency converter of control compressor rotary speed.
3. electric automobile air-conditioning system according to claim 1, it is characterised in that：The air-conditioning system further comprises setting
Auxiliary electric heater unit in the air supply duct.
4. electric automobile air-conditioning system according to claim 1, it is characterised in that：The exit of the air supply duct is provided with
Antifog defroster, face air outlet and foot's air outlet able to turn on or off.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611234886 | 2016-12-28 | ||
| CN2016112348861 | 2016-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206589610U true CN206589610U (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710148554.XA Pending CN106808969A (en) | 2016-12-28 | 2017-03-14 | The return air adjustment control method and its air-conditioning system of electric automobile air-conditioning system |
| CN201720242535.9U Active CN206589610U (en) | 2016-12-28 | 2017-03-14 | Electric automobile air-conditioning system |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710148554.XA Pending CN106808969A (en) | 2016-12-28 | 2017-03-14 | The return air adjustment control method and its air-conditioning system of electric automobile air-conditioning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808969A (en) * | 2016-12-28 | 2017-06-09 | 中国科学院理化技术研究所 | The return air adjustment control method and its air-conditioning system of electric automobile air-conditioning system |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204233B (en) * | 2017-07-06 | 2021-09-03 | 郑州宇通客车股份有限公司 | Automatic defrosting and demisting method and system |
| CN108928214B (en) * | 2018-07-19 | 2020-05-22 | 西安交通大学 | Carbon dioxide air conditioner heat pump system and ventilation control method thereof |
| CN114877409A (en) * | 2022-05-10 | 2022-08-09 | 宁波奥克斯电气股份有限公司 | Air conditioner fresh air system, air conditioner and fresh air auxiliary temperature adjusting method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3528309B2 (en) * | 1995-03-14 | 2004-05-17 | 株式会社デンソー | Vehicle air conditioner |
| JP2001080340A (en) * | 1999-09-10 | 2001-03-27 | Mitsubishi Heavy Ind Ltd | Air conditioning unit and air conditioner for vehicle |
| CN100443812C (en) * | 2006-07-12 | 2008-12-17 | 福建工程学院 | Air return temperature regulating sedan air conditioner |
| CN101029881B (en) * | 2007-03-23 | 2010-08-25 | 浙江大学 | Method for measuring and controlling assembled air-conditioner dew point |
| CN102022809A (en) * | 2010-12-24 | 2011-04-20 | 奇瑞汽车股份有限公司 | Heating ventilating and air conditioning (HVAC) inner and outer circulation air door capable of regulating fresh air and return air ratio and regulation method of HVAC inner and outer circulation wind door |
| CN104290561B (en) * | 2014-09-11 | 2016-06-29 | 中国科学院理化技术研究所 | The method of electric automobile air-to-air energy recovery and the heat pump type air conditioning system of application the method |
| CN105674512A (en) * | 2016-03-31 | 2016-06-15 | 深圳市新环能科技有限公司 | Energy-saving control method and system for constant-temperature constant-humidity air conditioning unit based on variable parameter adjustment |
| CN106004322B (en) * | 2016-05-20 | 2017-10-03 | 上海交通大学 | Air conditioning for automobiles fresh air air door energy-saving control method and system |
| CN106808969A (en) * | 2016-12-28 | 2017-06-09 | 中国科学院理化技术研究所 | The return air adjustment control method and its air-conditioning system of electric automobile air-conditioning system |
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2017
- 2017-03-14 CN CN201710148554.XA patent/CN106808969A/en active Pending
- 2017-03-14 CN CN201720242535.9U patent/CN206589610U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808969A (en) * | 2016-12-28 | 2017-06-09 | 中国科学院理化技术研究所 | The return air adjustment control method and its air-conditioning system of electric automobile air-conditioning system |
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| CN106808969A (en) | 2017-06-09 |
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