CN106028762B - A kind of double cooling integrated systems for electric vehicle control system - Google Patents

A kind of double cooling integrated systems for electric vehicle control system Download PDF

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Publication number
CN106028762B
CN106028762B CN201610568090.3A CN201610568090A CN106028762B CN 106028762 B CN106028762 B CN 106028762B CN 201610568090 A CN201610568090 A CN 201610568090A CN 106028762 B CN106028762 B CN 106028762B
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control system
electric vehicle
vehicle control
face
water
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CN201610568090.3A
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CN106028762A (en
Inventor
丁左武
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Jiangsu Jimai New Energy Vehicle Co Ltd
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Nanjing Institute of Technology
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20281Thermal management, e.g. liquid flow control
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20845Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
    • H05K7/20854Heat transfer by conduction from internal heat source to heat radiating structure
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20845Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
    • H05K7/20872Liquid coolant without phase change

Abstract

The invention discloses a kind of double cooling integrated systems for electric vehicle control system, including:Water-filled radiator, there is heat exchange water tank, water system and cooling system;Semiconductor chilling plate, there is the face for producing high temperature and the face for producing low temperature, produce the face of low temperature and the cooling surface contacts of electric vehicle control system, the face of generation high temperature and contacted with the heat-exchange surface of heat exchange water tank;Temperature sensor, for detecting the temperature of electric vehicle control system;CPU main control modules, its input electrically connects with the output end of temperature sensor, output end electrically connects with semiconductor chilling plate, water system and cooling system respectively.The beneficial effects of the invention are as follows:Radiating surface is thermally conducted to caused by electric vehicle control system, the generation low temperature of semiconductor chilling plate is cooled down in face of electric vehicle control system, the heat-exchange surface that heat exchange water tank is thermally conducted to caused by the face of the generation high temperature of semiconductor chilling plate completes heat exchange, cooling water passes through Pipeline transport to cooling system, in the presence of fan, heat Quick diffusing is into surrounding environment.

Description

A kind of double cooling integrated systems for electric vehicle control system
Technical field
The invention belongs to cooling technology field, and in particular to a kind of double coolings for electric vehicle control system integrate system System.
Background technology
As country is to the policy encouragement of electric automobile enterprise and unit, the personal Chinese Financial Subsidy Policies for buying electric automobile Appearance, the electric automobile that electric automobile manufacturing enterprise is produced, especially high-power electric automobile is more and more.It is electronic Automobile main parts size is motor, controller and batteries.Electric automobile power is bigger, used in electric vehicle controller Drive module power it is bigger.Powerful drive module is in use, frequent due to IGCT or IGBT Open and close, caused heat is more.If heat caused by IGCT or IGBT distributes not in time, brilliant lock Pipe or IGBT caused by heat will accumulate, promote the temperature of drive module to rise.The temperature of drive module rises, and brings Consequence be that the efficiency of controller greatly reduces, or even controller itself is burnt out due to too high temperature.
The method for being used for reducing high-power control system temperature at present is to be water-cooled system.Water cooling system is due to inertia Coefficient is larger, and radiating efficiency is relatively low, and especially water cooling system can not produce the absorption calorie source lower than environment temperature, thus The regulation of big power controller temperature can not be met, the final normal work for influenceing electric vehicle control system.
The content of the invention
It is an object of the invention to overcome deficiency of the prior art, there is provided a kind of for the double cold of electric vehicle control system But integrated system, amount of heat caused by control system can be efficiently siphoned away in time so as to reduce the operating temperature of control system.
To solve prior art problem, the invention discloses a kind of double coolings for electric vehicle control system to integrate system System, including:
Water-filled radiator, including heat exchange water tank, water pump, at least one fan, some radiatings positioned at fan outlet Piece and the condenser pipe being located in fin;Condenser pipe, water pump and heat exchange water tank head and the tail connection form water-flow circuit;
Semiconductor chilling plate, there is the face for producing high temperature and the face for producing low temperature, the face and electric car for producing low temperature control The cooling surface contacts of system, the face of generation high temperature contact with the heat-exchange surface of heat exchange water tank;
Temperature sensor, for detecting the temperature of electric vehicle control system;
CPU main control modules, its input electrically connects with the output end of temperature sensor, output end respectively with semiconductor refrigerating Piece, water pump and fan electrical connection control its work.
Preferably, water-filled radiator also includes fluid reservoir, and fluid reservoir is connected between water pump and condenser pipe, and fluid reservoir has Filler.
Preferably, connected between all parts of the participation water circulation in water-filled radiator by connection flexible pipe.
Preferably, the heat-exchange surface of heat exchange water tank and the radiating surface of electric vehicle control system are respectively provided with limitation semiconductor system Cold mobile depressed part.
Preferably, condenser pipe is sequentially connected in series by multigroup S-shaped pipe and formed.
Preferably, electric vehicle control system includes controller shell, and the radiating surface of electric vehicle control system is controller shell Top surface.
Preferably, heat exchange water tank is bolted with controller shell, clamping between heat exchange water tank and controller shell There is semiconductor chilling plate.
Preferably, temperature sensor is bolted in controller shell.
Preferably, spring shim is additionally provided between bolt and fixation.
The device have the advantages that:
1st, radiating surface, the generation low temperature of semiconductor chilling plate are thermally conducted to caused by the drive module of electric vehicle control system Cooled down in face of electric vehicle control system, be thermally conducted to heat exchange water caused by the face of the generation high temperature of semiconductor chilling plate The heat-exchange surface of case completes heat exchange, and cooling water is by Pipeline transport to cooling system, and in the presence of fan, heat is quick It is dispersed into surrounding environment.
2nd, the temperature of temperature sensor detection electric vehicle control system, and detection signal is transferred to CPU main control modules, CPU main control modules control water pump, fan and semiconductor chilling plate respectively, and then change flow velocity, rotating speed and refrigerating capacity, it is final and When efficiently reduce the temperature of electric vehicle control system.
Brief description of the drawings
Fig. 1 is the structure principle chart of the present invention;
Fig. 2 is the upward view of heat exchange water tank in the present invention;
Fig. 3 is the front view of heat exchange water tank in the present invention;
Fig. 4 is the top view of heat exchange water tank in the present invention;
Fig. 5 is the partial view at controller shell installation semiconductor chilling plate position in the present invention.
Reference:
1 heat exchange water tank;1.1 first depressed parts;2 semiconductor chilling plates;3 controller shells;3.1 second depressed parts;4 drivings Module;5 temperature sensors;6CPU main control modules;7 cooling systems;8 fans;9 fin;10 condenser pipes;11 water systems;12 Fluid reservoir;13 water pumps.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating the present invention Technical scheme, and can not be limited the scope of the invention with this.
In the description of the invention, it is to be understood that term " radial direction ", " axial direction ", "left", "right", " on ", " under ", The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, are only Described for the ease of description is of the invention with simplified, rather than the device or element of instruction or hint meaning must be with specifically sides Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In the description of the invention, unless It is otherwise noted, the implication of " multiple " and " some " refer both to two or more.
In the description of the invention, it is necessary to which explanation, unless otherwise clearly defined and limited, term " installation ", " sets Put ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can To be to be joined directly together, can also be indirectly connected by intermediary.For the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Fig. 1 to 5, a kind of double cooling integrated systems for electric vehicle control system, electric vehicle control system bag Drive module 4 in controller shell 3 and controller shell 3 etc. is included, the radiating surface of electric vehicle control system is the top of controller shell 3 Face.Specifically, double cooling integrated systems include:
Water-filled radiator, has heat exchange water tank 1, water system 11 and cooling system 7, and above-mentioned three is connected by pipeline Connect to form water-flow circuit.
Water system 11 includes fluid reservoir 12 and water pump 13, and fluid reservoir 12 has filler, for supplementing cooling water in time.
Cooling system 7 includes two fans 8, positioned at the air outlet of fan 8 some fin 9 and be located in fin 9 In condenser pipe 10.Condenser pipe 10 is sequentially connected in series by multigroup S-shaped pipe and formed, condenser pipe 10, fluid reservoir 12, water pump 13 and heat exchange The head and the tail of water tank 1 are in turn connected to form water-flow circuit.
Connected between all parts of participation water circulation in water-filled radiator by connection flexible pipe, it is possible thereby to realize Distributing adjustment of the part in locus is so as to optimizing arrangement of the system in electric automobile.
Water inlet and delivery port on heat exchange water tank are opened on two side respectively, wherein, the design height of delivery port Equal to the design height of water inlet, ensure there are enough cooling waters to participate in heat exchange in heat exchange water tank successively.
Semiconductor chilling plate 2, there is the face for producing high temperature and the face for producing low temperature, produce face and the controller shell 3 of low temperature Top surface contact, produce high temperature face contacted with the heat-exchange surface of heat exchange water tank 1.
Temperature sensor 5, it is bolted in controller shell 3, for detecting electric vehicle control system, especially driving The temperature of dynamic model block 4;
CPU main control modules 6, it has an input and multiple output ends, the output end of input and temperature sensor 5 Electrical connection, output end are electrically connected with semiconductor chilling plate 2, fan 8 and water pump 13 respectively controls its work to connect.
The heat-exchange surface of heat exchange water tank 1 has the first depressed part 1.1, and the radiating surface of electric vehicle control system has second Depressed part 3.1, above-mentioned depressed part can limit its movement when coordinating with semiconductor chilling plate 2, so as to realize good fixation.
Heat exchange water tank 1 is bolted with controller shell, and there is clamping between heat exchange water tank and controller shell partly leads Body cooling piece, i.e. semiconductor chilling plate are securely fixed by the clamping force of heat exchange water tank with controller shell.Fixed using bolt While also prevent bolt looseness using spring shim, improve bolt from trivial performance.
The operation principle and process of the present invention
Temperature sensor 5 is arranged near drive module 4, and the temperature signal S1 detected by it is arrived by wire transmission CPU main control modules 6, CPU main control modules 6 are handled temperature signal, calculate temperature value.
The temperature that temperature sensor 5 detects is higher, and CPU main control modules 6 are by wire transmission driving current I1 to partly leading The average current value of body cooling piece 2 is bigger, and the refrigeration intensity of semiconductor chilling plate 2 is bigger.
CPU main control modules 6 pass through wire transmission driving current I3 and driving current I4 to two fan 8, current value respectively Bigger, the rotating speed of fan 8 is faster, and the radiating rate of condenser pipe 10 and fin 9 is faster.What temperature sensor 5 detected Temperature is higher, and driving current I3 and driving current I4 value are bigger, and the rotating speed of fan 8 is higher.
CPU main control modules 6 are by wire transmission driving current I2 to water pump 13, and driving current I2 value is bigger, water pump 13 Rotating speed it is faster, the water inlet of water pump 13 and to go out water speed faster.The temperature that temperature sensor 5 detects is higher, driving electricity Stream I2 value is bigger, and the rotating speed of water pump 13 is higher.
The specific heat capacity of water in water cooling system is larger, and under the conditions of the coolant of same volume, water can absorb more Heat, but because water specific heat capacity is larger so that water cooling system thermal inertia coefficient is larger, and radiating efficiency is relatively low, especially water Cooling system can not produce the absorption calorie source lower than environment temperature.Semiconductor chilling plate 2 in the integrated system produces low The face of temperature, the absorption calorie source lower than environment temperature can be produced, and semiconductor chilling plate 2 produces the actual temp in low temperature face It can be controlled by CPU main control modules 6, it is timely so as to realize with reference to the advantages of semiconductor chilling plate 2 and water cooling system The efficient purpose for reducing electric vehicle control system operating temperature, building good running environment.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these are improved and deformation Also it should be regarded as protection scope of the present invention.

Claims (5)

  1. A kind of 1. double cooling integrated systems for electric vehicle control system, it is characterised in that:Including:
    Water-filled radiator, including heat exchange water tank, water pump, at least one fan, some fin positioned at fan outlet with And it is located in the condenser pipe in fin;Condenser pipe, water pump and heat exchange water tank head and the tail connection form water-flow circuit;
    Semiconductor chilling plate, there is the face for producing high temperature and the face for producing low temperature, produce face and the electric vehicle control system of low temperature Cooling surface contacts, produce high temperature face contacted with the heat-exchange surface of heat exchange water tank;
    Temperature sensor, for detecting the temperature of electric vehicle control system;
    CPU main control modules, its input electrically connects with the output end of temperature sensor, output end respectively with semiconductor chilling plate, Fan and water pump electrical connection control its work;
    Water-filled radiator also includes fluid reservoir, and fluid reservoir is connected between water pump and condenser pipe, and fluid reservoir has filler;Heat is handed over The radiating surface of the heat-exchange surface and electric vehicle control system that change water tank is respectively provided with the depressed part of limitation semiconductor chilling plate movement;It is cold Solidifying pipe is sequentially connected in series by multigroup S-shaped pipe to be formed;Heat exchange water tank is bolted with controller shell, heat exchange water tank and control Clamping has semiconductor chilling plate between device shell.
  2. A kind of 2. double cooling integrated systems for electric vehicle control system according to claim 1, it is characterised in that:Water Connected between all parts of participation water circulation in cold heat sink by connection flexible pipe.
  3. A kind of 3. double cooling integrated systems for electric vehicle control system according to claim 1, it is characterised in that:Electricity Motor-car control system includes controller shell, and the radiating surface of electric vehicle control system is the top surface of controller shell.
  4. A kind of 4. double cooling integrated systems for electric vehicle control system according to claim 1, it is characterised in that:Temperature Degree sensor is bolted in controller shell.
  5. 5. a kind of double cooling integrated systems for electric vehicle control system according to claim 1 or 4, its feature exist In:Spring shim is additionally provided between bolt and fixation.
CN201610568090.3A 2016-07-19 2016-07-19 A kind of double cooling integrated systems for electric vehicle control system Active CN106028762B (en)

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CN106558949A (en) * 2016-11-29 2017-04-05 洛阳毅兴石化电器仪表设备有限公司 A kind of petroleum recovering device cooling control system
CN106642870A (en) * 2017-01-24 2017-05-10 武汉攀升鼎承科技有限公司 Three-dimensional type water cooling heat dissipation device
CN113814110A (en) * 2020-09-03 2021-12-21 常州铭赛机器人科技股份有限公司 Refrigeration system and control method thereof
CN112839483B (en) * 2020-12-31 2022-05-03 徐州科亚机电有限公司 Electric vehicle controller shell
CN112802375B (en) * 2021-03-18 2022-11-25 江苏华众易教育科技有限公司 Multi-module combined comprehensive practical teaching platform for industrial robot

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CN204741661U (en) * 2015-07-20 2015-11-04 成都柯恩斯科技有限公司 Machine charges with two cooling system
CN205052051U (en) * 2015-10-20 2016-02-24 中国船舶重工集团公司第七一六研究所 Thermal module is mixed to forced air cooling, water -cooling based on semiconductor refrigeration
CN105682434A (en) * 2016-04-20 2016-06-15 电子科技大学 Composite heat dissipation device combined with thermoelectric cooling and micro channel liquid cooling
CN205830244U (en) * 2016-07-19 2016-12-21 南京工程学院 A kind of double cooling integrated systems for electric vehicle control system

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Publication number Priority date Publication date Assignee Title
CN2691053Y (en) * 2004-04-19 2005-04-06 协禧电机股份有限公司 Liquid cooling type radiation module
CN202310445U (en) * 2011-11-11 2012-07-04 惠州智科实业有限公司 Water-cooled radiator
CN103699191A (en) * 2012-09-28 2014-04-02 四川奥格科技有限公司 Semiconductor water-cooling central processing unit (CPU) radiator
CN103066037A (en) * 2012-12-02 2013-04-24 合肥工业大学 Thermoelectricity refrigeration heat pipe radiator for electric car insulated gate bipolar translator (IGBT)
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CN205052051U (en) * 2015-10-20 2016-02-24 中国船舶重工集团公司第七一六研究所 Thermal module is mixed to forced air cooling, water -cooling based on semiconductor refrigeration
CN105682434A (en) * 2016-04-20 2016-06-15 电子科技大学 Composite heat dissipation device combined with thermoelectric cooling and micro channel liquid cooling
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