CN103253149A - Air circulation battery box temperature management system of electric automobile - Google Patents
Air circulation battery box temperature management system of electric automobile Download PDFInfo
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- CN103253149A CN103253149A CN2013102116262A CN201310211626A CN103253149A CN 103253149 A CN103253149 A CN 103253149A CN 2013102116262 A CN2013102116262 A CN 2013102116262A CN 201310211626 A CN201310211626 A CN 201310211626A CN 103253149 A CN103253149 A CN 103253149A
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The invention discloses an air circulation battery box temperature management system of an electric automobile. The air circulation battery box temperature management system of the electric automobile comprises an air circulating device, a refrigerant circulating device and a cooling liquid circulating device. An air circulating system comprises an air blower, a battery box radiator, a battery box and a circulating air channel. A refrigerant circulating system comprises an electric air conditioner compressor, a condenser, a pressure switch, an electromagnetic switch, an expansion valve, a heat exchanger and connecting pipelines. The air blower, a battery box temperature sensor and all valve bodies arranged in the pipelines are connected with a vehicle controller. The air circulation battery box temperature management system of the electric automobile can ensure normal work of lithium batteries, air flow produced by the air blower blows the battery box radiator to enable energy of cooling liquid cooled by the refrigerant circulating system and heated by the cooling liquid circulating system to be blown into the battery box under the control of the vehicle controller mainly according to temperature signals sent by the battery box sensor, and therefore the temperature in the battery box is kept in a reason temperature range all the time.
Description
Technical field
The present invention relates to batteries of electric automobile case domain of control temperature, relate in particular to a kind of electronlmobil wind circulation battery box temperature management system.
Background technology
Along with greatly developing and constantly progress of electronlmobil, lithium cell is more and more adopted by electronlmobil, because the operating temperature of lithium cell has the area requirement of comparison strictness, exceed certain scope, lithium cell will be subjected to infringement to a certain degree, so the temperature treatment of batteries of electric automobile case has very important meaning.
At present, lithium cell battery oven temperature, degree mode mainly is divided into liquid and air two big heat management modes.Wherein, the heat of liquid way to manage is constantly will pump into battery box through cooling or heated liquid behind air-conditioning or the temperature booster with water pump, make battery cooling or intensification, the liquid that flows out from battery box returns water pump, utilize the continuous circulation of liquid, the assurance battery is worked in the rational temperature scope, the heat of liquid way to manage can make heat reuse in the loop of relative closure, improve cooling or the efficiency of heating surface, save energy, if but the circulation pipeline of liquid in battery box leak, in the liquid inflow battery box, will damage battery even accidents caused, so the heat of liquid way to manage has certain risk.Air heat management mode is will be blown into battery box through the air of over cooling or heating with blowing engine 11, make battery cooling or intensification, the assurance battery is worked in the rational temperature scope, though there is not fluid leakage problems in air heat management mode, its safety is good, and current battery case air heat management system all adopts open circuit, atmosphere is all led in the import and export that are air, therefore, the energy of cooling and heating has fractional loss, and airborne moisture and dust also enter battery box battery is worked the mischief.
Summary of the invention
At above-mentioned prior art, the invention provides a kind of electronlmobil wind circulation battery box temperature management system.It is simple in structure, is easy to realize, the temperature in the battery box is remained in the rational temperature scope, can normal operation to guarantee lithium cell.
In order to solve the problems of the technologies described above, the technical scheme that electronlmobil wind circulation battery box temperature management system of the present invention is achieved is, this system comprises entire car controller, battery box, battery box radiator and battery box temperature sensor, heat exchanger, refrigerant cycle apparatus and coolant circulation unit; Described heat exchanger comprises two kinds of heat transferring medium runners, described refrigerant-cycle systems comprises by first circulation line and electric air-conditioning compressor and condenser that a kind of heat transferring medium runner of heat exchanger is connected, is provided with pressure switch, electromagnetic switch and expansion valve from described condenser successively to the pipeline section between the heat exchanger; Described coolant circulation unit comprises electric water pump and the water storage kettle that is connected with the another kind of heat transferring medium runner of heat exchanger by second circulation line, described battery box radiator is arranged on the pipeline section between water storage kettle and the heat exchanger, be parallel with an electric heater with described heat exchanger, the two ends of described electric heater link to each other with a bypass between the battery box radiator by a threeway and a triple valve and second circulation line with at electric water pump respectively; Also comprise a blowing engine, the air outlet of described blowing engine is towards described battery box radiator, is back to blowing engine through battery box radiator and battery box successively from described blowing engine and is provided with a circulation air path; Described battery box temperature sensor all links to each other with described entire car controller with all valve bodies in being arranged on pipeline.
The present invention can be according to battery temperature, and the air-flow that produces with blowing engine will be blown into battery box through the air of over cooling or heating, and cooling or heating battery remain in the rational temperature scope battery temperature; The air of battery of flowing through is got back to fan inlet by pipeline, reduces degradation of energy to greatest extent.When battery temperature is higher than the battery normal working temperature, the low-temperature refrigerant that produces through refrigerant-cycle systems (comprising electric air-conditioning compressor, condenser, evaporator, pressure switch, electromagnetic switch, expansion valve and connecting line) in heat exchanger makes the refrigerant fluid cooling, cryogenic liquid flows through the battery box radiator, blowing engine is with blows air over battery box radiator, produce cold wind and be blown into battery box, make the battery cooling.When battery temperature is lower than the battery normal working temperature, refrigerant fluid through coolant circulation system (comprising electric water pump, water storage kettle, electric heater, threeway and electromagnetic valve etc.) heating flows through the battery box radiator, blowing engine is with blows air over battery box radiator, produce hot blast and be blown into battery box, battery is heated up.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention can guarantee the normal operation of lithium cell, it mainly is the temperature signal that spreads out of according to the battery box sensor, under the control of entire car controller, the air-flow that utilizes blowing engine to produce, blow over the battery box radiator, to be blown into battery box through the energy of the refrigerant fluid of the cooling of refrigerant-cycle systems and coolant circulation system and heating, the temperature in the battery box is remained in the rational temperature scope.Under the present invention can inscribe, the air that cools off or heat is carried out recycle before guaranteeing the lithium cell normal operation, improve heat management efficient, cut down the consumption of energy, save the energy, safe and reliable.
Description of drawings
Accompanying drawing is electronlmobil wind circulation battery box temperature management system structural representation of the present invention;
Among the figure:
1-electric air-conditioning compressor 2-condenser 3-pressure switch 4-electromagnetic switch
5-expansion valve 6-plate type heat exchanger circulation 7-electric water pump 8-electric heater
9-water storage kettle 10-battery box radiator 11-blowing engine 12-air channel
13-battery box 14-three-way magnetic valve 15-threeway
The specific embodiment
Below in conjunction with the specific embodiment the present invention is done to describe in further detail.
As shown in drawings, a kind of electronlmobil wind circulation of the present invention battery box temperature management system comprises air circulation device (comprising blowing engine 11, battery box radiator 10, battery box 13 and circulation air path 12), refrigerant cycle apparatus (comprising electric air-conditioning compressor 1, condenser 2, pressure switch 3, electromagnetic switch 4, expansion valve 5 and heat exchanger 6) and coolant circulation unit (electric water pump 7, threeway 15, electromagnetic valve 14, electric heater 8, water storage kettle 9).
Described heat exchanger 6 is plate type heat exchanger, described heat exchanger comprises two kinds of heat transferring medium runners, described refrigerant-cycle systems comprises electric air-conditioning compressor 1 and the condenser 2 that is connected with a kind of heat transferring medium runner of heat exchanger 6 by first circulation line, is provided with pressure switch 3, electromagnetic switch 4 and expansion valve 5 from described condenser 6 successively to the pipeline section between the heat exchanger 6; The described condenser 2 other fans that also are provided with.
Described coolant circulation unit comprises electric water pump 7 and the water storage kettle 9 that is connected with the another kind of heat transferring medium runner of heat exchanger 6 by second circulation line, described battery box radiator 10 is arranged on the pipeline section between water storage kettle 9 and the heat exchanger, be parallel with an electric heater 8 with described heat exchanger 6, the two ends of described electric heater 8 link to each other with a bypass between the battery box radiator 10 by a threeway and a triple valve 14 and second circulation line with at electric water pump 7 respectively; Also comprise a blowing engine 11, the air outlet of described blowing engine 11 is towards described battery box radiator 10, is back to blowing engine 11 through battery box radiator 10 and battery box 13 successively from described blowing engine 11 and is provided with a circulation air path 12.
When battery temperature was higher than lithium cell normal working temperature (40 ℃), blowing engine 11, refrigerant-cycle systems (electric air-conditioning compressor 1, condenser 2, pressure switch 3, electromagnetic switch 4, expansion valve 5 and heat exchanger 6) and coolant circulation system (electric water pump 7, threeway 15, three-way magnetic valve 14, electric heater 8, water storage kettle 9) were started working simultaneously; Electric air-conditioning compressor 1 compressed refrigerant, the condenser 2 of flowing through, pressure switch 3, electromagnetic switch 4, expansion valve 5 enter heat exchanger 6; Electric water pump is pressed into heat exchanger 6 with refrigerant fluid through three-way magnetic valve 14, refrigerant fluid in heat exchanger 6 after cooled dose of cooling through entering battery box radiator 10; The air that blowing engine 11 air outlets blow out is through battery box radiator 10, and temperature reduces, and is blown into battery box 13, and battery is cooled off, and gets back to blowing engine 11 ventilation inlets through circulation air path 12 again, finishes the cooling circulation.When the lithium cell temperature reaches normal working temperature (40 ℃), cooling stops.
When battery temperature was lower than lithium cell normal working temperature (20 ℃), blowing engine 11 and coolant circulation system (electric water pump 7, three-way magnetic valve 14, electric heater 8, threeway 15, water storage kettle 9) were started working simultaneously; Electric water pump is pressed into electric heater with refrigerant fluid through three-way magnetic valve 14, refrigerant fluid is after the electric heater heating, flow into battery box radiator 10, the air that blowing engine 11 air outlets blow out raises through battery box radiator 10 temperature, is blown into battery box 13, thus the air-flow that utilizes blowing engine 11 to produce, blow over battery box radiator 10, battery is heated, get back to blowing engine 11 ventilation inlets through circulation air path 12 again, finish ramp cycle.When lithium cell was higher than normal working temperature (20 ℃), intensification stopped.
Although top invention has been described in conjunction with figure; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; under the situation that does not break away from aim of the present invention, can also make a lot of distortion, these all belong within the protection of the present invention.
Claims (2)
1. an electronlmobil wind circulation battery box temperature management system comprises entire car controller, refrigerant cycle apparatus and coolant circulation unit battery box radiator (10) and battery box temperature sensor, it is characterized in that, also comprise heat exchanger (6);
Described heat exchanger comprises heat transferring medium runner A and heat transferring medium runner B;
Described refrigerant-cycle systems comprises electric air-conditioning compressor (1) and the condenser (2) that is connected with the heat transferring medium runner A of heat exchanger (6) by first circulation line, is provided with pressure switch (3), electromagnetic switch (4) and expansion valve (5) from described condenser (6) successively to the pipeline section between the heat exchanger (6);
Described coolant circulation unit comprises electric water pump (7) and the water storage kettle (9) that is connected with the heat transferring medium runner B of heat exchanger (6) by second circulation line, described battery box radiator (10) is arranged on the pipeline section between water storage kettle (9) and the heat exchanger, be parallel with an electric heater (8) with described heat exchanger (6), the two ends of described electric heater (8) are respectively by a threeway and a triple valve (14) and second circulation line be positioned at electric water pump (7) and link to each other with a bypass between the battery box radiator (10); Also comprise a blowing engine (11), the air outlet of described blowing engine (11) is towards described battery box radiator (10), is back to blowing engine (11) through battery box radiator (10) and battery box (13) successively from described blowing engine (11) and is provided with a circulation air path (12);
Described battery box temperature sensor all links to each other with described entire car controller with all valve bodies in being arranged on pipeline.
2. according to the described electronlmobil wind circulation of claim 1 battery box temperature management system, it is characterized in that also comprise a fan, the exhaust outlet of described fan is towards condenser (2).
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| CN2013102116262A CN103253149A (en) | 2013-05-30 | 2013-05-30 | Air circulation battery box temperature management system of electric automobile |
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| CN105633484A (en) * | 2014-10-31 | 2016-06-01 | 中华汽车工业股份有限公司 | Battery temperature managing system of electrombile |
| CN105742754A (en) * | 2016-04-03 | 2016-07-06 | 北京工业大学 | Test device for liquid cooling/heating system of battery pack |
| CN105914422A (en) * | 2016-06-17 | 2016-08-31 | 哲弗智能系统（上海）有限公司 | Thermal management system for new energy vehicle power battery |
| CN105932354A (en) * | 2016-05-10 | 2016-09-07 | 北京长安汽车工程技术研究有限责任公司 | Automobile power battery cooling system and electric automobile |
| CN106532181A (en) * | 2016-11-28 | 2017-03-22 | 德阳九鼎智远知识产权运营有限公司 | Lithium ion battery pack heat dissipation system |
| CN106671815A (en) * | 2017-01-03 | 2017-05-17 | 斯飞乐（苏州）客车冷暖设备制造有限公司 | Integrated constant temperature system of automobile storage battery |
| CN106876823A (en) * | 2017-03-15 | 2017-06-20 | 苏州安靠电源有限公司 | Fountain heats refrigerating integrated safety battery bag |
| CN107425232A (en) * | 2017-05-11 | 2017-12-01 | 厦门金龙联合汽车工业有限公司 | A kind of electrokinetic cell water chiller system and its intelligent control method |
| CN107508013A (en) * | 2017-07-11 | 2017-12-22 | 孔祥贵 | A kind of structure that battery temperature constant state is kept using air-conditioning low-voltage tube |
| CN107591587A (en) * | 2017-08-31 | 2018-01-16 | 惠州市蓝微新源技术有限公司 | A kind of cooling heating system of soft-package battery module |
| CN107627875A (en) * | 2017-08-31 | 2018-01-26 | 上海思致汽车工程技术有限公司 | A kind of electric automobile power battery intelligent temperature control system and control method |
| CN107834132A (en) * | 2017-12-05 | 2018-03-23 | 珠海长欣汽车智能系统有限公司 | A kind of vehicle temperature control system |
| CN107839496A (en) * | 2016-09-21 | 2018-03-27 | 比亚迪股份有限公司 | The heat management system of electrokinetic cell bag and there is its electric automobile |
| CN107946693A (en) * | 2017-12-05 | 2018-04-20 | 珠海长欣汽车智能系统有限公司 | A kind of automobile refrigerating cooling system |
| CN108232356A (en) * | 2016-12-09 | 2018-06-29 | 厦门金海晟科技有限公司 | A kind of electric vehicle dynamic cell integrated-type cooling system |
| CN108284728A (en) * | 2018-02-10 | 2018-07-17 | 山东国金汽车制造有限公司 | A kind of pure electric automobile thermal management algorithm for interchangeable battery pack |
| CN108303445A (en) * | 2018-03-20 | 2018-07-20 | 爱驰汽车有限公司 | Battery pack Performance Test System and the cold and hot Dynamic Simulation system of on-vehicle battery |
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| CN109318700A (en) * | 2017-08-01 | 2019-02-12 | 通用汽车环球科技运作有限责任公司 | Joint active thermal management system and control logic for hybrid vehicle and electric vehicle |
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| CN105633484A (en) * | 2014-10-31 | 2016-06-01 | 中华汽车工业股份有限公司 | Battery temperature managing system of electrombile |
| CN105742754A (en) * | 2016-04-03 | 2016-07-06 | 北京工业大学 | Test device for liquid cooling/heating system of battery pack |
| CN105932354A (en) * | 2016-05-10 | 2016-09-07 | 北京长安汽车工程技术研究有限责任公司 | Automobile power battery cooling system and electric automobile |
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| CN105914422B (en) * | 2016-06-17 | 2018-10-09 | 哲弗智能系统（上海）有限公司 | A kind of new energy vehicle power battery thermal management system |
| CN105914422A (en) * | 2016-06-17 | 2016-08-31 | 哲弗智能系统（上海）有限公司 | Thermal management system for new energy vehicle power battery |
| CN107839496A (en) * | 2016-09-21 | 2018-03-27 | 比亚迪股份有限公司 | The heat management system of electrokinetic cell bag and there is its electric automobile |
| CN107839496B (en) * | 2016-09-21 | 2019-11-22 | 比亚迪股份有限公司 | The heat management system of power battery pack and electric car with it |
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| CN108232356A (en) * | 2016-12-09 | 2018-06-29 | 厦门金海晟科技有限公司 | A kind of electric vehicle dynamic cell integrated-type cooling system |
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| CN106876823A (en) * | 2017-03-15 | 2017-06-20 | 苏州安靠电源有限公司 | Fountain heats refrigerating integrated safety battery bag |
| CN110536808A (en) * | 2017-04-26 | 2019-12-03 | 三电汽车空调系统株式会社 | Air conditioner for motor vehicle |
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| CN107425232A (en) * | 2017-05-11 | 2017-12-01 | 厦门金龙联合汽车工业有限公司 | A kind of electrokinetic cell water chiller system and its intelligent control method |
| CN113183716A (en) * | 2017-06-26 | 2021-07-30 | 丰田自动车工程及制造北美公司 | System and method for providing heating and cooling to a cabin of an autonomous vehicle |
| WO2019001330A1 (en) * | 2017-06-27 | 2019-01-03 | 杭州三花研究院有限公司 | Thermal management system |
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| CN107508013A (en) * | 2017-07-11 | 2017-12-22 | 孔祥贵 | A kind of structure that battery temperature constant state is kept using air-conditioning low-voltage tube |
| CN109318700B (en) * | 2017-08-01 | 2021-08-31 | 通用汽车环球科技运作有限责任公司 | Combined active thermal management system and control logic for hybrid and electric vehicles |
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Application publication date: 20130821 |