CN106028762A - Double-cooling comprehensive system for electric car control system - Google Patents
Double-cooling comprehensive system for electric car control system Download PDFInfo
- Publication number
- CN106028762A CN106028762A CN201610568090.3A CN201610568090A CN106028762A CN 106028762 A CN106028762 A CN 106028762A CN 201610568090 A CN201610568090 A CN 201610568090A CN 106028762 A CN106028762 A CN 106028762A
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- China
- Prior art keywords
- control system
- electric vehicle
- vehicle control
- heat exchange
- water tank
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20281—Thermal management, e.g. liquid flow control
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20854—Heat transfer by conduction from internal heat source to heat radiating structure
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20872—Liquid coolant without phase change
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a double-cooling comprehensive system for an electric car control system. The double-cooling comprehensive system comprises a water cooling radiator having a heat exchange water tank, a water supply system and a heat radiation system, a semiconductor refrigeration sheet having a surface generating high temperature and contacting with a heat exchange surface of the heat exchange water tank and a surface generating low temperature and contacting with the heat radiating surface of the electric car control system, a temperature sensor for detecting the temperature of the electric car control system, and a CPU master control module, of which the input end is electrically connected with the output end of the temperature sensor and the output end is respectively and electrically connected with the semiconductor refrigeration sheet, the water supply system and the heat radiation system. Heat generated by the electric car control system is transmitted to the heat radiation surface, the surface, of the semiconductor refrigeration sheet, generating low temperature cools the electric car control system, and heat generated by the surface, of the semiconductor refrigeration sheet, generating high temperature is transmitted to the heat exchange surface of the heat exchange water tank to complete heat exchange. Cooling water is conveyed to the heat radiation system through a pipeline. Under the effect of fans, heat can be rapidly radiated to the surrounding environment.
Description
Technical field
The invention belongs to cooling technology field, be specifically related to a kind of double cooling integrated systems for electric vehicle control system.
Background technology
Along with the policy of electric automobile enterprise is encouraged and unit, the appearance of the individual Chinese Financial Subsidy Policies buying electric automobile by country, the electric automobile that electric automobile manufacturing enterprise is produced, especially large power, electrically electrical automobile are more and more.The main parts of electric automobile are for driving motor, controller and accumulator battery.Electric automobile power is the biggest, and the power of the driving module used by electric vehicle controller is the biggest.In use, due to IGCT or the frequent opening and closing of IGBT, produced heat is more for powerful driving module.If heat produced by IGCT or IGBT distributes not in time, produced by IGCT or IGBT, heat will be accumulated, and promotes the temperature driving module to rise.The temperature driving module rises, and the consequence brought is that the efficiency of controller greatly reduces, and even controller self burns out due to too high temperature.
The method being used for reducing high-power control system temperature at present is to be water-cooled system.Water cooling system is relatively big due to inertia coeffeicent, and radiating efficiency is relatively low, and especially water cooling system can not produce the absorption calorie source lower than ambient temperature, thus can not meet the regulation of big power controller temperature, finally affects the normal work of electric vehicle control system.
Summary of the invention
It is an object of the invention to overcome deficiency of the prior art, it is provided that a kind of double cooling integrated systems for electric vehicle control system, the amount of heat of control system generation can be siphoned away the most efficiently thus reduce the operating temperature of control system.
For solving prior art problem, the invention discloses a kind of double cooling integrated systems for electric vehicle control system, including:
Water-filled radiator, including heat exchange water tank, water pump, at least one fan, some fin being positioned at fan outlet and the condensing tube being located in fin；Condensing tube, water pump and heat exchange water tank head and the tail connect formation water-flow circuit；
Semiconductor chilling plate, has the face producing high temperature and the face producing low temperature, and the face of generation low temperature contacts with the heat-exchange surface of heat exchange water tank with the face of the cooling surface contacts of electric vehicle control system, generation high temperature；
Temperature sensor, for detecting the temperature of electric vehicle control system；
CPU main control module, its input electrically connects with the outfan of temperature sensor, outfan electrically connects its work of control respectively with semiconductor chilling plate, water pump and fan.
Preferably, water-filled radiator also includes fluid reservoir, and fluid reservoir is connected between water pump and condensing tube, and fluid reservoir has filler.
Preferably, all hose connection by connecting between all parts participating in water circulation in water-filled radiator.
Preferably, the heat-exchange surface of heat exchange water tank and the radiating surface of electric vehicle control system are respectively provided with and limit the depressed part that semiconductor chilling plate moves.
Preferably, condensing tube is sequentially connected in series and forms by organizing S-shaped pipe more.
Preferably, electric vehicle control system includes controller shell, and the radiating surface of electric vehicle control system is the end face of controller shell.
Preferably, heat exchange water tank is bolted with controller shell, and between heat exchange water tank and controller shell, clamping has semiconductor chilling plate.
Preferably, in temperature sensor is bolted on controller shell.
Preferably, spring shim it is additionally provided with between bolt and fixation.
The invention have the benefit that
What 1, the driving module of electric vehicle control system produced is thermally conducted to radiating surface, electric vehicle control system faced by the generation low temperature of semiconductor chilling plate cools down, the heat-exchange surface being thermally conducted to heat exchange water tank that the face producing high temperature of semiconductor chilling plate produces completes heat exchange, cooling water passes through Pipeline transport to cooling system, under the effect of fan, in heat Quick diffusing to surrounding.
2, the temperature of temperature sensor detection electric vehicle control system, and detection signal is transferred to CPU main control module, CPU main control module controls water pump, fan and semiconductor chilling plate respectively, and then changes flow velocity, rotating speed and refrigerating capacity, the most efficient final temperature reducing electric vehicle control system.
Accompanying drawing explanation
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 that middle controller shell of the present invention installs semiconductor chilling plate position.
Reference:
1 heat exchange water tank；1.1 first depressed parts；2 semiconductor chilling plates；3 controller shells；3.1 second depressed parts；4 drive module；5 temperature sensors；6CPU main control module；7 cooling systems；8 fans；9 fin；10 condensing tubes；11 water systems；12 fluid reservoirs；13 water pumps.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings.Following example are only used for clearly illustrating technical scheme, and can not limit the scope of the invention with this.
In describing the invention, it will be appreciated that, term " radially ", " axially ", "left", "right", " on ", D score, " top ", " end ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or hint indication device or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.In describing the invention, except as otherwise noted, the implication of " multiple " and " some " refers both to two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " setting ", " connection " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
As Fig. 1 is to shown in 5, and a kind of double cooling integrated systems for electric vehicle control system, electric vehicle control system includes the driving module 4 etc. in controller shell 3 and controller shell 3, and the radiating surface of electric vehicle control system is the end face of controller shell 3.Concrete, 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 connects formation water-flow circuit by pipeline.
Water system 11 includes fluid reservoir 12 and water pump 13, and fluid reservoir 12 has filler, supplements cooling water in time.
Cooling system 7 includes two fans 8, the some fin 9 being positioned at fan 8 air outlet and the condensing tube 10 being located in fin 9.Condensing tube 10 is sequentially connected in series and forms by organizing S-shaped pipe more, and condensing tube 10, fluid reservoir 12, water pump 13 and heat exchange water tank 1 head and the tail are in turn connected to form water-flow circuit.
Participating between all parts that water circulates in water-filled radiator is all hose connection by connecting, and thus can realize parts distributing adjustment in locus thus optimize this system layout in electric automobile.
Water inlet and outlet on heat exchange water tank are opened on two side respectively, and wherein, the design height of outlet, equal to the design height of water inlet, ensures have enough cooling water to participate in heat exchange in heat exchange water tank successively.
Semiconductor chilling plate 2, has the face producing high temperature and the face producing low temperature, and the heat-exchange surface in face and heat exchange water tank 1 that the face producing low temperature contacted, produced high temperature with the end face of controller shell 3 contacts.
Temperature sensor 5, is bolted in controller shell 3, for detecting the temperature of electric vehicle control system, especially driving module 4；
CPU main control module 6, it has an input and multiple outfan, and input electrically connects with the outfan of temperature sensor 5, outfan is electrically connected with semiconductor chilling plate 2, fan 8 and water pump 13 to connect its work of control respectively.
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 the second depressed part 3.1, and above-mentioned depressed part can limit it and move when coordinating with semiconductor chilling plate 2, thus realizes good fixing.
Heat exchange water tank 1 is bolted with controller shell, and between heat exchange water tank and controller shell, clamping has semiconductor chilling plate, i.e. semiconductor chilling plate is securely fixed with controller shell by the clamping force of heat exchange water tank.Also use spring shim to prevent bolt looseness while using bolt fixing, improve bolt from trivial performance.
The operation principle of the present invention and process
Temperature sensor 5 is arranged on the vicinity driving module 4, and its detected temperature signal S1 is by wire transmission to CPU main control module 6, and temperature signal is processed by CPU main control module 6, calculates temperature value.
The temperature that temperature sensor 5 detects is the highest, and CPU main control module 6 drives electric current I1 the biggest to the average current value of semiconductor chilling plate 2 by wire transmission, and the refrigeration intensity of semiconductor chilling plate 2 is the biggest.
CPU main control module 6 drives electric current I3 by wire transmission respectively and drives electric current I4 to two fan 8, and current value is the biggest, and the rotating speed of fan 8 is the fastest, and the radiating rate of condensing tube 10 and fin 9 is the fastest.The temperature that temperature sensor 5 detects is the highest, and the value driving electric current I3 and driving electric current I4 is the biggest, and the rotating speed of fan 8 is the highest.
CPU main control module 6 drives electric current I2 to water pump 13 by wire transmission, and the value of driving electric current I2 is the biggest, and the rotating speed of water pump 13 is the fastest, the water inlet of water pump 13 and to go out water speed the fastest.The temperature that temperature sensor 5 detects is the highest, and the value driving electric current I2 is the biggest, and the rotating speed of water pump 13 is the highest.
Specific heat of water in water cooling system holds bigger, under the conditions of the coolant of same volume, water can absorb more heat, but owing to water specific heat capacity is bigger, make water cooling system thermal inertia coefficient bigger, radiating efficiency is relatively low, and especially water cooling system can not produce the absorption calorie source lower than ambient temperature.Semiconductor chilling plate 2 in this integrated system produces the face of low temperature, the absorption calorie source lower than ambient temperature can be produced, and semiconductor chilling plate 2 is produced the actual temp in low temperature face and can be controlled by CPU main control module 6, reduce electric vehicle control system operating temperature the most efficiently in conjunction with semiconductor chilling plate 2 and the advantage of water cooling system thus realization, build the purpose of good running environment.
The above is only the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, on the premise of without departing from the technology of the present invention principle; can also make some improvement and deformation, these improve and deformation also should be regarded as protection scope of the present invention.
Claims (9)
1. the 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 being positioned at fan outlet and the condensing tube being located in fin；Condensing tube, water pump and heat exchange water tank head and the tail connect formation water-flow circuit；
Semiconductor chilling plate, has the face producing high temperature and the face producing low temperature, and the face of generation low temperature contacts with the heat-exchange surface of heat exchange water tank with the face of the cooling surface contacts of electric vehicle control system, generation high temperature；
Temperature sensor, for detecting the temperature of electric vehicle control system；
CPU main control module, its input electrically connects with the outfan of temperature sensor, outfan electrically connects its work of control respectively with semiconductor chilling plate, fan and water pump.
A kind of double cooling integrated systems for electric vehicle control system the most according to claim 1, it is characterised in that: water-filled radiator also includes fluid reservoir, and fluid reservoir is connected between water pump and condensing tube, and fluid reservoir has filler.
A kind of double cooling integrated systems for electric vehicle control system the most according to claim 2, it is characterised in that: all hose connection by connecting between all parts participating in water circulation in water-filled radiator.
A kind of double cooling integrated systems for electric vehicle control system the most according to claim 1, it is characterised in that: the heat-exchange surface of heat exchange water tank and the radiating surface of electric vehicle control system are respectively provided with and limit the depressed part that semiconductor chilling plate moves.
A kind of double cooling integrated systems for electric vehicle control system the most according to claim 1, it is characterised in that: condensing tube is sequentially connected in series and forms by organizing S-shaped pipe more.
A kind of double cooling integrated systems for electric vehicle control system the most according to claim 1, it is characterised in that: electric vehicle control system includes controller shell, and the radiating surface of electric vehicle control system is the end face of controller shell.
A kind of double cooling integrated systems for electric vehicle control system the most according to claim 5, it is characterised in that: heat exchange water tank is bolted with controller shell, and between heat exchange water tank and controller shell, clamping has semiconductor chilling plate.
A kind of double cooling integrated systems for electric vehicle control system the most according to claim 5, it is characterised in that: temperature sensor is bolted in controller shell.
9. according to a kind of double cooling integrated systems for electric vehicle control system described in claim 7 or 8, it is characterised in that: it is additionally provided with spring shim between bolt and fixation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610568090.3A CN106028762B (en) | 2016-07-19 | 2016-07-19 | A kind of double cooling integrated systems for electric vehicle control system |
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| CN201610568090.3A CN106028762B (en) | 2016-07-19 | 2016-07-19 | A kind of double cooling integrated systems for electric vehicle control system |
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| CN106028762A true CN106028762A (en) | 2016-10-12 |
| CN106028762B CN106028762B (en) | 2018-03-27 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112802375A (en) * | 2021-03-18 | 2021-05-14 | 江苏华众易教育科技有限公司 | Multi-module combined comprehensive practical teaching platform for industrial robot |
| CN112839483A (en) * | 2020-12-31 | 2021-05-25 | 徐州科亚机电有限公司 | Electric vehicle controller shell |
| 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 |
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| CN106028762B (en) | 2018-03-27 |
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Effective date of registration: 20201229 Address after: Jiangsu Xuzhou jinnei Industrial Park Co., Ltd Patentee after: JIANGSU JIMAI NEW ENERGY VEHICLE Co.,Ltd. Address before: 1 No. 211167 Jiangsu city of Nanjing province Jiangning Science Park Hongjing Road Patentee before: NANJING INSTITUTE OF TECHNOLOGY |