CN202915593U - Double-evaporator air conditioning system of electric automobile - Google Patents
Double-evaporator air conditioning system of electric automobile Download PDFInfo
- Publication number
- CN202915593U CN202915593U CN2012203816681U CN201220381668U CN202915593U CN 202915593 U CN202915593 U CN 202915593U CN 2012203816681 U CN2012203816681 U CN 2012203816681U CN 201220381668 U CN201220381668 U CN 201220381668U CN 202915593 U CN202915593 U CN 202915593U
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- type electromagnetic
- expanding valve
- electromagnetic expanding
- condenser
- battery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model relates to a double-evaporator air conditioning system of an electric automobile. The double-evaporator air conditioning system comprises a condenser, evaporators, a battery cooler, a normally opened electromagnetic expansion valve coupled to an outlet of the condenser and inlets of the evaporators, a normally closed electromagnetic expansion valve coupled to the outlet of the condenser and the battery cooler and a power-driven compressor coupled to an inlet of the condenser, wherein the power-driven compressor supplies high-pressure and high-temperature refrigerant fluid to the condenser. Power is supplied to the normally open electromagnetic expansion valve and the normally closed electromagnetic expansion valve through an upper air conditioner controller for controlling the starting and stopping of the normally open electromagnetic expansion valve and the normally closed electromagnetic expansion valve.
Description
Technical field
The utility model relates to a kind of electric automobile double evaporators air-conditioning system.
Background technology
Electric automobile needs to consider the cooling of battery with respect to orthodox car.For guaranteeing that battery maintains optimum temperature work, each electric automobile manufacturer progressively tends to the water-cooled battery type of cooling.Namely need two the cover air-conditioning systems, the one tunnel with the similar refrigeration demand for passenger compartment of orthodox car air-conditioning, another road is used for satisfying the cooling requirement of battery.Switching controls for the ease of two cover air-conditioning systems, invention or the patent of existing relevant thermal management system of electric automobile are generally selected two with the expansion valve of electromagnetic switch at present, but all do not remove to consider the Select Tactics of electromagnetic expanding valve the two cover air-conditioning systems from the energy-conservation angle of optimizing with control, the operating state of namely not distinguishing the electromagnetic expanding valve of integrated electric magnetic switch is normally closed or often opens.
The utility model content
The utility model can effectively reduce in the electric automobile double evaporators air-conditioning system by two electromagnetic expanding valves and connect time and the number of times that low pressure changes its working value, saves the low pressure storage battery energy, prolongs electromagnetic expanding valve service life.
Main purpose of the present utility model is according to passenger compartment refrigeration and the actual demand frequency of battery cooling and the time ratio of demand, proposes can close in a kind of electric automobile double evaporators air-conditioning system of optimization the Select Tactics of electromagnetic expanding valve.
For solving the problems of the technologies described above, the utility model proposes a kind of electric motor car double evaporators air-conditioning system, it is characterized in that, comprising:
Condenser;
Evaporimeter;
The battery cooler;
Be coupled to the open type electromagnetic expanding valve of the entrance of the outlet of described condenser and described evaporimeter;
Be coupled to the outlet of described condenser and the closed type electromagnetic expanding valve of described battery cooler; And
Couple the electronic contractive pressure machine of described condenser inlet, its cold-producing medium that high pressure-temperature is provided is to described condenser; And
Described open type electromagnetic expanding valve and described closed type electromagnetic expanding valve are to power to it by upper air-conditioner controller, in order to control closing and opening of described open type electromagnetic expanding valve and described closed type electromagnetic expanding valve.
Preferably, described electric motor car double evaporators air-conditioning system comprise be installed between described condenser and described open type electromagnetic expanding valve and the described closed type electromagnetic expanding valve, between described open type electromagnetic expanding valve and the described evaporimeter, between described closed type electromagnetic expanding valve and the described battery cooler and the refrigerant line between described motor compressor and described evaporimeter and the described battery cooler.
Preferably, described open type electromagnetic expanding valve and described closed type electromagnetic expanding valve can lead to respectively the 12V low tension and close and open.
Preferably, described electric motor car double evaporators air-conditioning system comprises the battery that couples with described battery cooler, between described battery cooler and the described battery cooling-water temperature transmitter is set, and it is used for measuring the temperature of the cooling fluid that flows into described battery.
Preferably, if the measured temperature of described cooling-water temperature transmitter is lower than predetermined value, described upper air-conditioning control stops to make it be in closed condition to described closed type electromagnetic expanding valve power supply, and so that described motor compressor stop to provide cold-producing medium to described battery cooler.
Preferably, described electric motor car double evaporators air-conditioning system comprises the battery cooling water pipeline that connects described battery cooler, described cooling-water temperature transmitter, described battery and water pump.
Preferably, described battery comprises battery temperature sensor, and it is used for measuring the temperature of described battery.
Preferably, if the measured temperature of described battery temperature sensor is higher than predetermined value, then described upper air-conditioner controller is powered to described closed type electromagnetic expanding valve, makes it be in opening, so that described motor compressor provides cold-producing medium to described battery cooler.
Preferably, described electric motor car double evaporators air-conditioning system is when the first mode of operation, the cold-producing medium that described motor compressor produces HTHP flows into described condenser, makes from described condenser cold-producing medium out and only enters evaporimeter by described open type electromagnetic expanding valve; When the second mode of operation, the cold-producing medium that described motor compressor produces HTHP flows into described condenser, described upper air-conditioner controller is powered to described open type electromagnetic expanding valve and described closed type electromagnetic expanding valve, makes from described condenser cold-producing medium out and only enters the battery cooler by the described closed type electromagnetic expanding valve after opening; When the 3rd mode of operation, the cold-producing medium that described motor compressor produces HTHP flows into described condenser, described upper air-conditioner controller is powered and is opened described closed type electromagnetic expanding valve to described closed type electromagnetic expanding valve, make from described condenser cold-producing medium out and be divided into two-way, one the tunnel enters evaporimeter through described open type electromagnetic expanding valve, and the closed type electromagnetic expanding valve of another road after by described unlatching enters the battery cooler.
Description of drawings
Fig. 1 is the utility model one embodiment electric automobile double evaporators air-conditioning system structured flowchart.
Fig. 2 is that the utility model one embodiment is for the table of the mode of operation of the method that satisfies passenger compartment and battery cooling requirement.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail, wherein identical label represents same or similar parts in institute's drawings attached.It should be noted that in addition the pattern of these accompanying drawings for simplifying, only angle illustrates implementation structure of the present utility model from understanding easily.
Fig. 1 is according to electric automobile double evaporators air-conditioning system 10 structured flowcharts described in the utility model.Electric automobile double evaporators air-conditioning system 10 comprises refrigerant line 200, it connects electronic contractive pressure machine 101, condenser 102, evaporimeter 103 and battery cooler 104, wherein, be provided with open type electromagnetic expanding valve 105 between the entrance of the outlet of condenser 102 and evaporimeter 103, be provided with closed type electromagnetic expanding valve 106 between the entrance of the outlet of condenser 102 and battery cooler 104 in addition.Open type electromagnetic expanding valve 105 and closed type electromagnetic expanding valve 106 can be by upper air-conditioner controller 111 to its power supplies, in order to control closing and opening of open type electromagnetic expanding valve 105 and closed type electromagnetic expanding valve 106.For example, the open type electromagnetic expanding valve 105 before the evaporimeter 103 can lead to the 12V low tension and close, and the closed type electromagnetic expanding valve 106 before the battery cooler 104 can lead to the 12V low tension and open.The outlet of electronic contractive pressure machine 101 is coupled to the entrance of condenser 102, and it can produce cold-producing medium in good time, provides it to condenser 102.
Electric automobile double evaporators air-conditioning system 10 more comprises battery cooling water pipeline 300, and it connects battery cooler 104, cooling fluid temperature detector 109, battery 107 and water pump 108.Battery 107 can comprise battery temperature sensor 110 for detection of the temperature of battery 107, determines whether battery 107 needs cooling.For example, battery temperature sensor 110 measured temperature and predetermined values can be come relatively to determine whether battery 107 needs cooling.If battery temperature sensor 110 measured temperature are higher than predetermined value, then upper air-conditioner controller 111 makes it be in opening, so that motor compressor 101 provides cold-producing medium to battery cooler 104 to 106 power supplies of closed type electromagnetic expanding valve.Cooling-water temperature transmitter 109 is for detection of the temperature of cooling fluid in the battery cooling water pipeline 300, whether the temperature of judging cooling fluid is excessively low, if the temperature of cooling fluid is lower than a predetermined value, upper air-conditioner controller 111 stops to 106 power supplies of closed type electromagnetic expanding valve, make it be in closed condition, simultaneously so that motor compressor 101 stop to provide cold-producing medium to battery cooler 104.
Fig. 2 is that utility model one embodiment is for the table of the mode of operation of the method that satisfies passenger compartment and battery cooling requirement.When only needing the passenger compartment cooling, electric automobile double evaporators air-conditioning system 10 operates according to the first operating mode, motor compressor 101 starts, produce high-temperature high-pressure refrigerant and flow into condenser 102, cold-producing medium flows into evaporimeter 104 by the electromagnetic expanding valve 105 of often opening after supercooling, satisfy the requirement of passenger compartment refrigeration by the cold-producing medium in the evaporimeter 104 and air heat-exchange, this moment, two electromagnetic expanding valves did not all need logical 12V low tension to change on off state.
When only needing cool batteries 107, electric automobile double evaporators air-conditioning system 10 operates according to the second operating mode, motor compressor 101 starts, produce high-temperature high-pressure refrigerant and flow into condenser 102, the electricity that upper air-conditioner controller 111 supplies 12V is closed open type electromagnetic expanding valve 105 and is opened closed type electromagnetic expanding valve 106 to open type electromagnetic expanding valve 105 and closed type electromagnetic expanding valve 106.Only enter battery cooler 104 by the closed type electromagnetic expanding valve 106 after opening from condenser 102 cold-producing medium out, by with the cooling water heat exchange of flowing through simultaneously in the battery cooler 104, make cooled cooling water come cool batteries 107.
When passenger compartment and battery 107 have refrigeration simultaneously with cooling requirement, electric automobile double evaporators air-conditioning system 10 operates according to the 3rd operating mode, motor compressor 101 starts, produce high-temperature high-pressure refrigerant and flow into condenser 102, upper air-conditioner controller 111 is opened closed type electromagnetic expanding valve 106 for the electricity of 12V to closed type electromagnetic expanding valve 106.Be divided into two-way from condenser 102 cold-producing medium out this moment: one tunnel process open type electromagnetic expanding valve 105 enters evaporimeter 103, another road enters battery cooler 104 by the closed type electromagnetic expanding valve 106 after opening, thereby satisfies simultaneously the cooling demand of passenger compartment and battery 107.
The utility model can effectively reduce in the electric automobile double evaporators by two electromagnetic expanding valves and connect the time that 12V low pressure changes its working value, saves the low pressure storage battery energy.Simultaneously, the utility model can effectively reduce in the electric automobile double evaporators by two electromagnetic expanding valves and connect the number of times that 12V low pressure changes its working value, prolongs electromagnetic expanding valve service life.
The preferred embodiment of below the utility model having been created specifies, but the utility model is created and is not limited to described embodiment, those of ordinary skill in the art also can make all modification that is equal to or replacement under the prerequisite of the utility model creative spirit, the modification that these are equal to or replacement all are included in the application's claim limited range.
Claims (9)
1. an electric automobile double evaporators air-conditioning system is characterized in that, comprising:
Condenser;
Evaporimeter;
The battery cooler;
Be coupled to the open type electromagnetic expanding valve of the entrance of the outlet of described condenser and described evaporimeter;
Be coupled to the outlet of described condenser and the closed type electromagnetic expanding valve of described battery cooler; And
Couple the electronic contractive pressure machine of described condenser inlet, its cold-producing medium that high pressure-temperature is provided is to described condenser; And
Described open type electromagnetic expanding valve and described closed type electromagnetic expanding valve are to power to it by upper air-conditioner controller, in order to control closing and opening of described open type electromagnetic expanding valve and described closed type electromagnetic expanding valve.
2. electric automobile double evaporators air-conditioning system according to claim 1, it is characterized in that, comprise be installed between described condenser and described open type electromagnetic expanding valve and the described closed type electromagnetic expanding valve, between described open type electromagnetic expanding valve and the described evaporimeter, between described closed type electromagnetic expanding valve and the described battery cooler and the refrigerant line between described motor compressor and described evaporimeter and the described battery cooler.
3. electric automobile double evaporators air-conditioning system according to claim 1 is characterized in that, described open type electromagnetic expanding valve and described closed type electromagnetic expanding valve can lead to respectively the 12V low tension to be closed and open.
4. electric automobile double evaporators air-conditioning system according to claim 1, it is characterized in that, described electric motor car double evaporators air-conditioning system comprises the battery that couples with described battery cooler, between described battery cooler and the described battery cooling-water temperature transmitter is set, it is used for measuring the temperature of the cooling fluid that flows into described battery.
5. electric automobile double evaporators air-conditioning system according to claim 4, it is characterized in that, if the measured temperature of described cooling-water temperature transmitter is lower than predetermined value, described upper air-conditioner controller stops to described closed type electromagnetic expanding valve power supply, make it be in closed condition, and so that described motor compressor stop to provide cold-producing medium to described battery cooler.
6. electric automobile double evaporators air-conditioning system according to claim 4 is characterized in that, comprises the battery cooling water pipeline that connects described battery cooler, described cooling-water temperature transmitter, described battery and water pump.
7. electric automobile double evaporators air-conditioning system according to claim 4 is characterized in that, described battery comprises battery temperature sensor, and it is used for measuring the temperature of described battery.
8. electric automobile double evaporators air-conditioning system according to claim 7, it is characterized in that, if the measured temperature of described battery temperature sensor is higher than predetermined value, then described upper air-conditioner controller is powered to described closed type electromagnetic expanding valve, make it be in opening, so that described motor compressor provides cold-producing medium to described battery cooler.
9. electric automobile double evaporators air-conditioning system according to claim 1 is characterized in that, described electric motor car double evaporators air-conditioning system:
When the first mode of operation, the cold-producing medium that described motor compressor produces HTHP flows into described condenser, makes from described condenser cold-producing medium out and only enters evaporimeter by described open type electromagnetic expanding valve;
When the second mode of operation, the cold-producing medium that described motor compressor produces HTHP flows into described condenser, described upper air-conditioner controller is powered to described open type electromagnetic expanding valve and described closed type electromagnetic expanding valve, makes from described condenser cold-producing medium out and only enters the battery cooler by the described closed type electromagnetic expanding valve after opening;
When the 3rd mode of operation, the cold-producing medium that described motor compressor produces HTHP flows into described condenser, described upper air-conditioner controller is powered and is opened described closed type electromagnetic expanding valve to described closed type electromagnetic expanding valve, make from described condenser cold-producing medium out and be divided into two-way, one the tunnel enters evaporimeter through described open type electromagnetic expanding valve, and the closed type electromagnetic expanding valve of another road after by described unlatching enters the battery cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203816681U CN202915593U (en) | 2012-08-02 | 2012-08-02 | Double-evaporator air conditioning system of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203816681U CN202915593U (en) | 2012-08-02 | 2012-08-02 | Double-evaporator air conditioning system of electric automobile |
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| Publication Number | Publication Date |
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| CN202915593U true CN202915593U (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012203816681U Expired - Lifetime CN202915593U (en) | 2012-08-02 | 2012-08-02 | Double-evaporator air conditioning system of electric automobile |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644617A (en) * | 2013-12-30 | 2014-03-19 | 安徽江淮汽车股份有限公司 | Double-evaporator air-conditioning system for pure electric vehicle and control method of system |
| CN106739926A (en) * | 2016-11-30 | 2017-05-31 | 合肥同智机电控制技术有限公司 | A kind of electric automobile double evaporators joint refrigeration air-conditioning system |
| CN107336577A (en) * | 2016-12-26 | 2017-11-10 | 安徽江淮汽车集团股份有限公司 | Electric vehicle double evaporators air conditioning control method and device |
| CN108248331A (en) * | 2016-12-29 | 2018-07-06 | 比亚迪股份有限公司 | Heat pump air conditioning system and electric vehicle |
| CN109494428A (en) * | 2018-11-08 | 2019-03-19 | 安徽江淮汽车集团股份有限公司 | A kind of batteries of electric automobile cooling system |
| CN111055654A (en) * | 2019-12-09 | 2020-04-24 | 宁波吉利汽车研究开发有限公司 | Automobile air conditioner electromagnetic valve control method, system and device |
-
2012
- 2012-08-02 CN CN2012203816681U patent/CN202915593U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644617A (en) * | 2013-12-30 | 2014-03-19 | 安徽江淮汽车股份有限公司 | Double-evaporator air-conditioning system for pure electric vehicle and control method of system |
| CN103644617B (en) * | 2013-12-30 | 2016-08-10 | 安徽江淮汽车股份有限公司 | The control method of pure electric automobile double evaporators air conditioning system |
| CN106739926A (en) * | 2016-11-30 | 2017-05-31 | 合肥同智机电控制技术有限公司 | A kind of electric automobile double evaporators joint refrigeration air-conditioning system |
| CN107336577A (en) * | 2016-12-26 | 2017-11-10 | 安徽江淮汽车集团股份有限公司 | Electric vehicle double evaporators air conditioning control method and device |
| CN108248331A (en) * | 2016-12-29 | 2018-07-06 | 比亚迪股份有限公司 | Heat pump air conditioning system and electric vehicle |
| CN108248331B (en) * | 2016-12-29 | 2023-11-14 | 比亚迪股份有限公司 | Heat pump air conditioning system and electric automobile |
| CN109494428A (en) * | 2018-11-08 | 2019-03-19 | 安徽江淮汽车集团股份有限公司 | A kind of batteries of electric automobile cooling system |
| CN111055654A (en) * | 2019-12-09 | 2020-04-24 | 宁波吉利汽车研究开发有限公司 | Automobile air conditioner electromagnetic valve control method, system and device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |
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| CX01 | Expiry of patent term |