WO2021022575A1 - Dispositif de commande de moteur électrique de type nouveau, procédé de fabrication de dispositif de commande de moteur électrique et véhicule électrique - Google Patents

Dispositif de commande de moteur électrique de type nouveau, procédé de fabrication de dispositif de commande de moteur électrique et véhicule électrique Download PDF

Info

Publication number
WO2021022575A1
WO2021022575A1 PCT/CN2019/100289 CN2019100289W WO2021022575A1 WO 2021022575 A1 WO2021022575 A1 WO 2021022575A1 CN 2019100289 W CN2019100289 W CN 2019100289W WO 2021022575 A1 WO2021022575 A1 WO 2021022575A1
Authority
WO
WIPO (PCT)
Prior art keywords
igbt
capacitor
motor controller
shell
output terminal
Prior art date
Application number
PCT/CN2019/100289
Other languages
English (en)
Chinese (zh)
Inventor
刘贵生
吴庆国
刘志钢
吕学文
吕佳明
许嘉慧
Original Assignee
北斗航天汽车（北京）有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 北斗航天汽车（北京）有限公司 filed Critical 北斗航天汽车（北京）有限公司
Publication of WO2021022575A1 publication Critical patent/WO2021022575A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • 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
    • H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20927—Liquid coolant without phase change

Definitions

  • the invention relates to the technical field of motor controllers, in particular to a new type of motor controller, a method for manufacturing the motor controller, and an electric vehicle.
  • the motor controller inevitably generates heat during its operation. Therefore, it is necessary to conduct heat to the outside in a timely and rapid manner through the heat dissipation structure; otherwise, it will affect the function of the controller's related electronic components, and even the controller's related electronic components will be burned, and eventually the motor will not work, so the controller's heat dissipation performance The quality is directly related to the service life of the controller.
  • the current temperature resistance of the capacitor body can only reach 105°C, and the temperature resistance of other parts inside the motor controller can reach 125°C.
  • the capacitor body has become the shortest increase in the upper limit of the motor controller power. Therefore, providing a good cooling environment for the capacitor body is the current research direction.
  • Patent CN201920401988.0 discloses a motor controller housing assembly. Although a number of heat dissipation fins are arranged on the outer surface of the housing, it is still unable to directly contact the capacitor body, resulting in poor heat dissipation efficiency.
  • the present invention urgently needs to provide a new type of motor controller, a method of manufacturing the motor controller, and an electric vehicle.
  • the purpose of the present invention is to provide a new type of motor controller, a method for manufacturing the motor controller, and an electric vehicle, through the design of the new type of motor controller to solve the problem of poor cooling effect of the internal capacitor body of the controller in the prior art, and overheated use. Fragile technical issues.
  • the invention provides a new type of motor controller, which includes a shell.
  • a plurality of capacitor bodies arranged side by side and spaced apart are installed at the bottom of the shell.
  • a plurality of cooling water pipe columns, a plurality of IGBT connection columns and a capacitor DC output are arranged in the shell.
  • Terminal, the shell is provided with a DC quick-connect plug directly connected to the DC output terminal of the capacitor; the inner wall of the shell and each of the capacitor body, each cooling water pipe column and each IGBT connecting column are fixed to One piece, and the height of the thermally conductive insulating package filling rubber block is higher than the height of each capacitor body.
  • the capacitor DC output terminal and one end of the DC quick connect plug connected to the capacitor DC output terminal are all placed in the thermally conductive insulating package filling rubber block; cooling water pipe column
  • the upper port extends out of the thermally conductive and insulating packaging filling rubber block to communicate with the cooling water channel on the IGBT module, the lower end of the cooling water pipe string is sealed to the shell, and the upper end of the capacitor DC output terminal extends from the thermally conductive insulating packaging filling rubber block and the IGBT module Connected, the upper end of the IGBT connecting column extends out of the thermally conductive insulating packaging filling rubber block.
  • a driving circuit board is stacked at intervals above the IGBT module, and a control circuit board is stacked at intervals above the driving circuit board; the driving circuit board is provided with IGBT output terminals, and conductive copper pillars are inserted into the IGBT output terminals.
  • the bottom of the IGBT module goes deep into the IGBT module, and the top of the conductive copper pillar is connected with the AC quick connect plug on the shell.
  • the end of the DC quick-connect plug connected to the capacitor DC output terminal is covered with a ferrite common mode inductor, and the ferrite common mode inductor is packaged in a thermally conductive and insulating package filling rubber block.
  • the cooling water pipe string includes a water inlet pipe section and a water outlet pipe section.
  • the upper ends of the water inlet pipe section and the water outlet pipe section both extend from the thermally conductive insulating packaging filling rubber block to respectively connect with the IGBT water inlet and the IGBT water outlet of the cooling water channel on the IGBT module.
  • the bottom of the water inlet pipe section communicates with the water inlet on the shell, and the bottom of the water outlet pipe section communicates with the water outlet on the shell; the upper ports of the water inlet pipe section and the water outlet pipe section are sleeved with rubber sealing rings.
  • a temperature sensor is encapsulated on the capacitor body.
  • the top of the IGBT connecting column is provided with a through hole extending to the inside of the IGBT connecting column
  • the IGBT module is provided with a connecting hole corresponding to each through hole in the circumferential direction, and a connecting rod connected with the IGBT connecting column is inserted in the connecting hole.
  • a dedicated connector for direct connection with an external connector is inserted on the control circuit board.
  • the shell is integrally cast; the material of the shell is aluminum alloy.
  • the present invention also includes a method for manufacturing a motor controller for manufacturing the novel motor controller as described in any one of the above, including the following steps: preparing a shell, and the inner bottom of the manufactured shell has a plurality of cooling water pipes Pillars and multiple IGBT connection pillars;
  • the IGBT module and the driving circuit board are installed as a whole, and then the IGBT module and the driving circuit board are connected and fixed together with the IGBT connecting column through the connecting rod, so that the IGBT module and the driving circuit board are fixed above the capacitor body.
  • the present invention also includes an electric vehicle, including the novel motor controller as described in any one of the above.
  • the novel motor controller, the method for manufacturing the motor controller, and the electric vehicle provided by the present invention have the following improvements:
  • a plurality of capacitor bodies arranged side by side and spaced apart are installed on the bottom of the shell.
  • a plurality of cooling water pipe columns, a plurality of IGBT connection columns and a capacitor DC output terminal are arranged in the shell.
  • the output terminal is directly connected to the DC quick-connect plug; the inner wall of the housing and each of the capacitor body, each cooling water pipe column and each IGBT connection column are fixed in one body by a thermally conductive and insulating packaging filler block, and the thermally conductive insulating packaging filler block
  • the height is higher than the height of each capacitor body, the capacitor DC output terminal and one end of the DC quick connect plug connected to the capacitor DC output terminal are all placed in the thermally conductive insulating packaging filling block;
  • the upper port of the cooling water pipe column extends out of the thermally conductive insulating packaging filling
  • the rubber block is connected with the cooling water channel on the IGBT module, the lower end of the cooling water pipe string is sealed and connected with the shell, the upper end of the capacitor DC output terminal extends out of the thermally conductive insulating package and the filling rubber block is connected to the IGBT module, and the upper end of the IGBT connecting column extends out of thermally insulating
  • the capacitor body is directly glued and encapsulated on the bottom of the shell, which improves the space utilization inside the shell and maximizes the application of the shell space;
  • the DC quick connect plug is directly connected to the capacitor DC output terminal, and It is placed in the thermally conductive and insulating packaging filling rubber block to improve the heat dissipation efficiency of the DC quick-connect plug and the capacitor DC output terminal, ensure the normal operation of the motor controller, and extend the use time of the motor controller;
  • the design of the IGBT connection column is convenient for the IGBT module The installation and fixation of the IGBT module ensure the stability of the IGBT module.
  • the structure design is simple, and there is no need to add multiple welding brackets.
  • the thermally conductive and insulating packaging filler block can include the capacitor body as a whole, increase the heat dissipation contact area, improve the heat dissipation efficiency, and conduct heat insulation
  • the packaging and filling rubber block has certain elasticity, and at the same time increases the shock absorption and impact resistance of the capacitor body.
  • a driving circuit board is stacked at intervals above the IGBT module, and a control circuit board is stacked at intervals above the driving circuit board; the driving circuit board is provided with IGBT output terminals, and conductive copper pillars are inserted into the IGBT output terminals to conduct electricity.
  • the bottom of the copper pillar goes deep into the IGBT module, and the top of the conductive copper pillar is connected to the AC quick-connect plug on the shell. It is stacked and arranged.
  • the structure is simple and easy to install and disassemble.
  • the IGBT output terminal is directly connected to the IGBT through the conductive copper pillar.
  • the AC quick-connect plug connection does not need to increase the wiring harness inside the shell, avoiding the messy and excessive heat dissipation of the wiring harness of the shell, and the structure design is simple and convenient for processing.
  • the end of the DC quick-connect plug connected to the capacitor DC output terminal is covered with a ferrite common mode inductor, and the ferrite common mode inductor is packaged in a thermally conductive insulating packaging filling rubber block.
  • the ferrite common mode inductor It is placed in the thermally conductive and insulating packaging filling plastic block, which effectively reduces the heat of the ferrite common mode inductance and ensures the effective operation of the motor controller.
  • the ferrite common mode inductance is designed in a ring shape and is fixed after being put on the DC quick connect plug. In the thermally conductive and insulating packaging filled plastic block, it is easy to install and save space.
  • the capacitor body in the present invention is encapsulated with a temperature sensor; a temperature sensor is arranged inside the capacitor, and a capacitor over-temperature protection mechanism is set up to monitor the temperature inside the capacitor body in real time to prevent the temperature of the capacitor body from exceeding the upper limit value, resulting in the capacitor body Damage to the capacitor body; improve the service life of the capacitor body.
  • Figure 1 is a schematic structural diagram (top view) of the motor controller in the present invention
  • Figure 2 is a cross-sectional view of Figure 1 A-A;
  • Figure 3 is a B-B sectional view of Figure 1;
  • Figure 4 is a C-C cross-sectional view of Figure 1;
  • Figure 5 is a schematic structural diagram (stereoscopic view) of the motor controller of the present invention.
  • Fig. 6 is a schematic structural diagram (a perspective view) of the connecting rod in the present invention.
  • FIG. 7 is a block diagram of the circuit connection relationship of the motor controller in the present invention.
  • Fig. 8 is a method for preparing the motor controller in the present invention.
  • a new type of motor controller in this embodiment includes a housing 1.
  • a plurality of capacitors arranged side by side and spaced apart are installed on the bottom of the housing 1.
  • the main body 2 a plurality of cooling water pipe columns, a plurality of IGBT connection columns 10 and a capacitor DC output terminal 7 are arranged in the case 1, and a DC quick connect plug 8 directly connected to the capacitor DC output terminal 7 is provided on the case 1;
  • the inner wall of the body 1 and each of the capacitor bodies 2, each cooling water pipe column, and each IGBT connection column 10 are fixed in one body by a thermally conductive insulating packaging filling rubber block, and the height of the thermally conductive insulating packaging filling rubber block is higher than that of each capacitor body 2 Height, the capacitor DC output terminal 7 and one end of the DC quick-connect plug 8 connected to the capacitor DC output terminal 7 are all placed in the thermally conductive insulating packaging filling block; the upper port of the cooling water pipe column extends from the thermally conductive insul
  • a plurality of capacitor bodies 2 arranged side by side and spaced apart are installed at the bottom of the housing 1.
  • a plurality of cooling water pipe columns, a plurality of IGBT connection columns 10 and a capacitor DC output terminal 7 are arranged in the housing 1.
  • a DC quick-connect plug 8 directly connected to the capacitor DC output terminal 7 is provided; the inner wall of the housing 1 and each of the capacitor body 2, each cooling water pipe column, and each IGBT connection column 10 are fixed to The height of the integrated and thermally conductive insulating package filling rubber block is higher than the height of each capacitor body 2.
  • the capacitor DC output terminal 7 and one end of the DC quick-connect plug 8 connected to the capacitor DC output terminal 7 are all placed in the thermally conductive insulating package filling rubber block ;
  • the upper port of the cooling water pipe string extends out of the thermally insulating packaging filling rubber block to communicate with the cooling water channel on the IGBT module 3, the lower end of the cooling water pipe string is sealed and connected to the housing 1, and the upper end of the capacitor DC output terminal 7 extends out of the heat conduction insulation
  • the package filling plastic block is connected to the IGBT module 3, and the upper end of the IGBT connecting post 10 extends out of the thermally conductive and insulating packaging filling plastic block.
  • the bottom of the housing 1 is provided with a cooling water channel around the capacitor body to achieve real water to the capacitor body 2.
  • Cooling improves the high temperature resistance level of the capacitor body, and provides strong hardware support for increasing the power limit of the motor controller; the capacitor body 2 is directly glued and encapsulated at the bottom of the shell 1 to increase the utilization space inside the shell 1 , So that the space of the shell 1 can be maximized; the DC quick connect plug 8 is directly connected to the capacitor DC output terminal 7 and placed in the thermally conductive insulating packaging filling rubber block, which improves the DC quick connect plug 8 and the capacitor DC output terminal 7
  • the heat dissipation efficiency of the motor controller ensures the normal operation of the motor controller and prolongs the use time of the motor controller; the design of the IGBT connecting column 10 facilitates the installation and fixation of the IGBT module 3, and ensures the stability of the IGBT module 3.
  • the structure design is simple, and there is no need to add more
  • the IGBT module 3 in the present invention uses Fuji M653 IGBT module; the thermally conductive and insulating packaging filler block can include the capacitor body as a whole to increase the heat dissipation contact area and improve the heat dissipation efficiency.
  • the thermally conductive insulating packaging filler block Has a certain degree of flexibility, while increasing the shock absorption and impact resistance of the capacitor body.
  • the IGBT water inlet and the IGBT water outlet of the cooling water channel of the IGBT module of the present invention are both prior art, which are not shown in the figure, and will not be repeated here.
  • a drive circuit board 4 is stacked on top of the IGBT module 3 at intervals, and a control circuit board 5 is stacked on top of the drive circuit board 4; the drive circuit board 4 is provided with IGBT output terminal 41, a conductive copper pillar 42 is inserted into the IGBT output terminal 41, the bottom of the conductive copper pillar 42 penetrates into the IGBT module 3, and the top of the conductive copper pillar 42 is connected to the AC quick connect plug 16 on the housing 1.
  • a driving circuit board 4 is stacked at intervals above the IGBT module 3, and a control circuit board 5 is stacked at intervals above the driving circuit board 4; an IGBT output terminal 41 is provided on the driving circuit board 4, and the IGBT output terminal 41 is inserted with Conductive copper pillar 42.
  • the bottom of the conductive copper pillar 42 penetrates into the IGBT module 3, and the top of the conductive copper pillar 42 is connected to the AC quick-connect plug 16 on the housing 1.
  • the design is stacked, and the structure design is simple, which is convenient for installation and disassembly.
  • the IGBT output terminal 41 is directly connected to the AC quick-connect plug 16 through the conductive copper column 42, no need to increase the wiring harness inside the housing 1, avoiding the messy and excessive heat dissipation of the wiring harness of the housing 1.
  • the structure design is simple and convenient Processing.
  • the end of the DC quick connect plug 8 connected to the capacitor DC output terminal 7 in this embodiment is covered with a ferrite common mode inductor 9, and the ferrite common mode inductor 9 is encapsulated in a thermally conductive and insulating packaging filling plastic block .
  • the end of the DC quick-connect plug 8 connected with the capacitor DC output terminal 7 is covered with a ferrite common mode inductor 9, and the ferrite common mode inductor 9 is packaged in a thermally conductive insulating package filling rubber block.
  • the mode inductance 9 is placed in the thermally conductive and insulating packaging filling rubber block, which effectively reduces the heat of the ferrite common mode inductance 9 and ensures the effective operation of the motor controller.
  • the ferrite common mode inductance is designed in a ring shape, and it is sleeved in the DC quick connect After the plug 8 is fixed in the thermally conductive and insulating packaging filling rubber block, it is easy to install and save space.
  • the cooling water pipe string in this embodiment includes a water inlet pipe section 61 and a water outlet pipe section 62.
  • the upper ends of the water inlet pipe section 61 and the water outlet pipe section 62 extend from the thermally conductive and insulating packaging filling rubber block respectively to the IGBT module 3.
  • the IGBT water inlet of the upper cooling water channel communicates with the IGBT water outlet
  • the bottom of the water inlet pipe section 61 communicates with the water inlet 101 on the housing 1
  • the bottom of the water outlet pipe section 62 communicates with the water outlet 102 on the housing 1
  • the upper ports of the pipe section 61 and the water outlet pipe section 62 are both sleeved with rubber sealing rings; the rubber sealing rings are of the prior art, not shown in the figure, and will not be repeated here.
  • the cooling water pipe string 6 includes a water inlet pipe section 61 and a water outlet pipe section 62.
  • the upper ends of the water inlet pipe section 61 and the water outlet pipe section 62 extend from the thermally conductive insulating packaging filling rubber block to respectively connect with the IGBT water inlet and the IGBT outlet of the IGBT module.
  • the water inlet is connected, the bottom of the water inlet pipe section 61 is communicated with the water inlet on the housing 1, and the bottom of the water outlet pipe section 62 is connected with the water outlet on the housing 1.
  • the cooling water channel is obtained through CAE analysis and optimization design.
  • the IGBT module is also provided with a cold water inlet and a cold water outlet connected to the cooling water channel.
  • the cold water inlet is connected with the water inlet pipe section 61, and the cold water outlet is connected with the water outlet pipe section 62.
  • the structure design is simple, easy to process, and low water resistance. , The pressure difference is low, and the heat exchange efficiency to the capacitor body 2 is high; through the design of the rubber sealing ring, the tightness of the connection between the inlet pipe section 61 and the outlet pipe section 62 and the IGBT water inlet and IGBT water outlet respectively is ensured to avoid water seepage It will affect the normal operation of the motor controller.
  • the capacitor body 2 in the present invention is encapsulated with a temperature sensor; a temperature sensor is arranged inside the capacitor, and a capacitor over-temperature protection mechanism is set to monitor the temperature inside the capacitor body 2 in real time.
  • the critical temperature of the capacitor body 2 can be reached during use, so that The motor controller runs at the maximum power, and at the same time, it prevents the temperature of the capacitor body 2 from exceeding the upper limit, causing damage to the capacitor body in the capacitor body 2; to increase the service life of the capacitor body 2, and the temperature sensor is not shown in the figure, which is a well-known technology , I won’t mention it here.
  • the top of the IGBT connecting column 10 is provided with a through hole 1001 extending inside the IGBT connecting column 10, and the IGBT module 3 is provided with a connecting hole corresponding to each through hole 1001 in the circumferential direction.
  • the connecting hole is fitted with a connecting rod 11 connected to the IGBT connecting column 10;
  • the connecting rod 11 includes a first connecting section 111 and a second connecting section 112 arranged at the upper end of the first connecting rod section 111, the first connecting rod section 111 Coaxially arranged with the second connecting section 112, the outer diameter of the first connecting section 111 is smaller than the outer diameter of the second connecting section 112, the top of the second connecting section 112 is provided with a threaded hole 113, and the outer wall of the first connecting section 111 is provided with an outer Thread, the cross section of the second connecting section 112 is polygonal.
  • a plurality of IGBT connecting pillars 10 are arranged in the housing 1, the upper end of the IGBT connecting pillar 10 protrudes from the top of the thermally conductive insulating packaging filling rubber block, and the top of the IGBT connecting pillar 10 is provided with a wear extending inside the IGBT connecting pillar 10 Hole 1001, IGBT module 3 is provided with a connecting hole corresponding to each through hole 1001 in the circumferential direction.
  • the connecting hole is designed with connecting rod 11 connected with IGBT connecting column 10, which is convenient for installation and fixing of IGBT module 3 and convenient for disassembly. And maintenance, the installation structure is simple, and the manufacturing cost is reduced.
  • the connecting rod 11 includes a first connecting section 111 and a second connecting section 112 arranged at the upper end of the first connecting rod section 111.
  • the first connecting rod section 111 and the second connecting section 112 are the same
  • the outer diameter of the first connecting section 111 is smaller than the outer diameter of the second connecting section 112
  • the top of the second connecting section 112 is provided with a threaded hole 113
  • the outer wall of the first connecting section 111 is provided with an external thread
  • the cross section of the connecting rod 11 is designed in a polygonal setting.
  • the lower end of the connecting rod 11 is convenient to connect with the IGBT connecting column 10
  • the top of the connecting rod 11 is convenient to connect with the control circuit board 5, and the detachable connector 12 passes through the control circuit board 5 and the threaded hole 113 Screw connection.
  • control circuit board 5 in this embodiment is plugged with a dedicated connector 13 for directly connecting with the external connector 19.
  • the present invention facilitates the direct connection between the external plug 19 and the control circuit board 5 through the design of the control circuit board 5 with a special plug 13 for direct connection with the external plug 19, without the need to introduce a wiring harness, and is easy to process And assembly, saving the wiring harness inside the motor controller, thereby reducing the heat inside the controller, and the structure design is simple.
  • the casing 1 of the present invention is formed by integral casting; the material of the casing 1 is aluminum alloy; the weight is light and the structure is compact.
  • the top end of the capacitor output terminal 7 of this embodiment extends from the thermally conductive and insulating packaging filling rubber block to overlap with the drive circuit board 4, and is fastened together by bolts.
  • the top of the capacitor DC output terminal 7 extends from the thermally insulating packaging filling rubber block to overlap with the drive circuit board 4, and the design of bolt fastening is integrated to realize the connection between the capacitor DC output terminal 7 and the drive circuit board 4. ,
  • the structure design is simple and the installation is convenient.
  • a vent hole is provided on the side wall of the housing 1 to facilitate the dissipation of heat inside the housing; the vent hole is a prior art, well-known in the art, and is not marked in the figure.
  • the outer wall of the housing 1 in this embodiment is provided with a sheet metal fixing frame installation hole, and a sheet metal fixing frame 18 is installed on the sheet metal fixing frame installation hole.
  • the outer wall of the housing 1 is provided with a sheet metal fixing frame mounting hole, and the sheet metal fixing frame mounting hole is equipped with a design for installing the sheet metal fixing frame 18, so that the relay can be installed on the sheet metal fixing frame 18, which can save the shell.
  • the space inside the body 1 prevents too many internal components of the housing 1 from causing excessive temperature rise and affecting the normal operation of the motor controller.
  • the capacitor DC output terminal 7 that penetrates from the thermally conductive insulating package filling rubber block in this embodiment is arranged in a bent configuration.
  • the capacitor DC output terminal 7 which penetrates from the thermally conductive insulating packaging filling rubber block is arranged in a bent design, which facilitates the connection of the capacitor DC output terminal 7 and the driving circuit board 4.
  • the outer wall of the casing 1 of the present invention is provided with an AC quick-connect plug installation hole, and an AC quick-connect plug 16 is installed in the AC quick-connect plug installation hole.
  • a plurality of smoke sensors are arranged circumferentially in the housing 1.
  • the smoke sensors are electrically connected to the central controller, and the switch of the motor controller is electrically connected to the central controller to monitor whether there is smoke in the housing in time.
  • the fire source was found to ensure the safe and normal driving of the car.
  • the smoke sensor is a miniature smoke sensor produced by Zhengzhou Weisheng Electronic Technology Co., Ltd.
  • the present invention aims to protect the overall electrical connection of the above-mentioned electrical device.
  • the above-mentioned electrical device only completes the signal transmission process, and does not apply software to the signal itself. Processing.
  • the present invention also provides a method for manufacturing a motor controller for manufacturing the novel motor controller described in any one of the above, including the following steps:
  • the inner bottom of the housing 1 is provided with multiple cooling water pipe columns and multiple IGBT connection columns 10; the design purpose of the multiple cooling water pipe columns is to directly cool the capacitor body 2 in the capacitor body 2.
  • the cooling water channel is set in the circumferential direction to realize the real water cooling of the capacitor body 2. After the optimization design of CAE, the cooling effect is good, and the normal operation of the capacitor body 2 is ensured. When the temperature in the motor controller exceeds 105 °C, the water is on the capacitor body.
  • the temperature of the capacitor body 2 will not exceed 105°, within its normal working range, so as to ensure the normal operation of the motor controller; the design of multiple IGBT connection posts 10 is to achieve the installation and fixation of the IGBT module , To ensure that the IGBT module is firmly inside the housing 1 to ensure the normal operation of the motor controller.
  • the DC quick connect plug 8 is directly connected to the capacitor DC output terminal 7 and placed in the thermally conductive insulating packaging filling block , The heat dissipation efficiency of the DC quick connect plug 8 and the capacitor DC output terminal 7 is improved.
  • the oxygen common mode inductor 9 is also placed in the thermally conductive and insulating packaging filling block, which improves the heat dissipation efficiency and ensures the normal operation of the motor controller.
  • the thermally conductive insulating packaging filling glue of the present invention is selected from the insulating and thermally conductive glue produced by Dongguan Yimei Polymer Products Co., Ltd.
  • the present invention also includes an electric vehicle, including the novel motor controller as described in any one of the above.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Inverter Devices (AREA)

Abstract

L'invention concerne un dispositif de commande de moteur électrique de type nouveau, comprenant une coque (1). Un corps de condensateur (2), une colonne de conduite d'eau de refroidissement, une colonne de raccordement d'IGBT (10) et une borne de sortie de courant continu de condensateur (7) sont installés au fond de la coque (1) ; une prise de connexion rapide à courant continu (8) est disposée sur la coque (1) ; chaque corps de condensateur (2), chaque colonne de conduite d'eau de refroidissement et chaque colonne de raccordement d'IGBT (10) sont fixés à une paroi interne de la coque (1) au moyen d'un bloc de caoutchouc de remplissage d'emballage isolant thermoconducteur pour former un ensemble ; la borne de sortie de courant continu de condensateur (7) et une extrémité de la prise de connexion rapide à courant continu (8) reliée à celle-ci sont toutes deux disposées dans le bloc de caoutchouc de remplissage d'emballage isolant thermoconducteur ; une ouverture d'extrémité supérieure de la colonne de conduite d'eau de refroidissement s'étend hors du bloc de caoutchouc de remplissage d'emballage isolant thermoconducteur, et une ouverture de conduite d'extrémité inférieure de la colonne de conduite d'eau de refroidissement est reliée à la coque (1) de manière étanche ; une extrémité supérieure de la borne de sortie de courant continu de condensateur (7) s'étend hors du bloc de caoutchouc de remplissage d'emballage isolant thermoconducteur ; et une extrémité supérieure de la colonne de raccordement d'IGBT (10) s'étend hors du bloc de caoutchouc de remplissage d'emballage isolant thermoconducteur. L'invention concerne en outre un procédé de fabrication du dispositif de commande de moteur électrique, et un véhicule électrique comprenant le dispositif de commande de moteur électrique. Selon l'invention, au moyen de la conception du dispositif de commande de moteur électrique, les problèmes techniques d'un mauvais effet de refroidissement, d'une surchauffe pendant l'utilisation et endommageant facilement le corps de condensateur à l'intérieur du dispositif de commande existant dans l'état de la technique sont ainsi résolus.
PCT/CN2019/100289 2019-08-02 2019-08-13 Dispositif de commande de moteur électrique de type nouveau, procédé de fabrication de dispositif de commande de moteur électrique et véhicule électrique WO2021022575A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910713215.0A CN110417309A (zh) 2019-08-02 2019-08-02 新型电机控制器、电机控制器制造方法及电动汽车
CN201910713215.0 2019-08-02

Publications (1)

Publication Number Publication Date
WO2021022575A1 true WO2021022575A1 (fr) 2021-02-11

Family

ID=68365590

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/100289 WO2021022575A1 (fr) 2019-08-02 2019-08-13 Dispositif de commande de moteur électrique de type nouveau, procédé de fabrication de dispositif de commande de moteur électrique et véhicule électrique

Country Status (2)

Country Link
CN (1) CN110417309A (fr)
WO (1) WO2021022575A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114980724A (zh) * 2022-06-17 2022-08-30 中国华能集团清洁能源技术研究院有限公司 Mppt控制器组装工艺
CN116056430A (zh) * 2023-03-06 2023-05-02 杭州飞仕得科技股份有限公司 电机控制器总成及电机设备
CN116528535A (zh) * 2023-07-03 2023-08-01 武汉嘉晨电子技术有限公司 一种电连接件装配结构、配电盒及其制备方法
CN116844914A (zh) * 2023-08-31 2023-10-03 深圳三铭电气有限公司 一种新型插拔式固态继电器

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5602451A (en) * 1994-06-30 1997-02-11 Mitsubishi Denki Kabushiki Kaisha Electric power steering circuit device
US6704202B1 (en) * 1999-06-15 2004-03-09 Matsushita Refrigeration Company Power controller and compressor for refrigeration system
US20140355212A1 (en) * 2013-05-28 2014-12-04 Hamilton Sundstrand Corporation Immersion cooled motor controller
CN206993000U (zh) * 2017-06-20 2018-02-09 中车株洲电力机车研究所有限公司 一种电机控制器
CN208095026U (zh) * 2018-03-30 2018-11-13 北京电擎科技股份有限公司 一种驱动电机控制器
CN108925103A (zh) * 2018-06-25 2018-11-30 浙江龙驱电气有限公司 一种电机控制器组件

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4452953B2 (ja) * 2007-08-09 2010-04-21 日立オートモティブシステムズ株式会社 電力変換装置
CN104040865A (zh) * 2012-03-28 2014-09-10 富士电机株式会社 功率转换装置
KR101865967B1 (ko) * 2012-12-17 2018-06-08 현대자동차주식회사 환경차의 통합패키지형 하이브리드 전력제어모듈
JP6604173B2 (ja) * 2015-12-02 2019-11-13 富士電機株式会社 電力変換装置
CN106304782A (zh) * 2016-08-22 2017-01-04 四川英杰电气股份有限公司 一种微波电源的高压部分散热装置
CN206164377U (zh) * 2016-09-08 2017-05-10 联合汽车电子有限公司 汽车逆变器
CN208077801U (zh) * 2018-04-28 2018-11-09 合肥巨一动力系统有限公司 一种薄膜电容安装及散热结构
CN110048619B (zh) * 2019-04-08 2024-05-14 珠海英搏尔电气股份有限公司 功率单元、电机控制器、动力总成和电动车
CN210167989U (zh) * 2019-08-02 2020-03-20 北斗航天汽车（北京）有限公司 新型电机控制器及电动汽车

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5602451A (en) * 1994-06-30 1997-02-11 Mitsubishi Denki Kabushiki Kaisha Electric power steering circuit device
US6704202B1 (en) * 1999-06-15 2004-03-09 Matsushita Refrigeration Company Power controller and compressor for refrigeration system
US20140355212A1 (en) * 2013-05-28 2014-12-04 Hamilton Sundstrand Corporation Immersion cooled motor controller
CN206993000U (zh) * 2017-06-20 2018-02-09 中车株洲电力机车研究所有限公司 一种电机控制器
CN208095026U (zh) * 2018-03-30 2018-11-13 北京电擎科技股份有限公司 一种驱动电机控制器
CN108925103A (zh) * 2018-06-25 2018-11-30 浙江龙驱电气有限公司 一种电机控制器组件

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114980724A (zh) * 2022-06-17 2022-08-30 中国华能集团清洁能源技术研究院有限公司 Mppt控制器组装工艺
CN116056430A (zh) * 2023-03-06 2023-05-02 杭州飞仕得科技股份有限公司 电机控制器总成及电机设备
CN116528535A (zh) * 2023-07-03 2023-08-01 武汉嘉晨电子技术有限公司 一种电连接件装配结构、配电盒及其制备方法
CN116528535B (zh) * 2023-07-03 2023-10-03 武汉嘉晨电子技术有限公司 一种电连接件装配结构、配电盒及其制备方法
CN116844914A (zh) * 2023-08-31 2023-10-03 深圳三铭电气有限公司 一种新型插拔式固态继电器
CN116844914B (zh) * 2023-08-31 2023-10-27 深圳三铭电气有限公司 一种新型插拔式固态继电器

Also Published As

Publication number Publication date
CN110417309A (zh) 2019-11-05

Similar Documents

Publication Publication Date Title
WO2021022575A1 (fr) Dispositif de commande de moteur électrique de type nouveau, procédé de fabrication de dispositif de commande de moteur électrique et véhicule électrique
WO2017177831A1 (fr) Plateau, ensemble plateau, ensemble bloc-batterie, et véhicule
US9788458B2 (en) Motor controller and fan system comprising the same
CN208095026U (zh) 一种驱动电机控制器
WO2013088642A1 (fr) Dispositif de conversion de puissance
WO2019154155A1 (fr) Ensemble électrique et véhicule le comprenant
CN103956888A (zh) 一种一体式逆变器结构
CN205454320U (zh) 一种电动汽车电机控制器密封罩壳
CN202329858U (zh) 一种汽车发动机用水温传感器
CN210167989U (zh) 新型电机控制器及电动汽车
CN107846818A (zh) 一种浸油式工业微波变频电源
CN204145978U (zh) 一种油冷电动车控制器
CN210156264U (zh) 集成安规滤波电容的水冷薄膜电容及电机控制器
CN106255374A (zh) 一种电动车控制器
CN202972653U (zh) 防爆led灯具
CN110401384B (zh) 一种新型电机控制器制造方法及电机控制器
CN210167262U (zh) 水冷薄膜电容及电机控制器
WO2022188880A1 (fr) Générateur de démarreur intégré
CN104320956B (zh) 一种油冷电动车控制器
CN210167263U (zh) 模块化水冷薄膜电容及电机控制器
CN210403512U (zh) 一种新型模块化电机控制器
CN210694709U (zh) 新型电机控制器及薄膜电容共用外壳和电机控制器
CN203549724U (zh) 防爆灯具散热结构
CN201611838U (zh) 用于电动车的水冷变频器
CN204948605U (zh) 一种动力电机控制器

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19940861

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19940861

Country of ref document: EP

Kind code of ref document: A1