The invention provides a power module, a rectifying circuit, an inverter circuit and a chopper circuit. The power module comprises a water cooling substrate, an IGBT assembly, a composite busbar, a high-voltage plug-in connector, a driving circuit board and a pulse distribution board; the IGBT assembly is composed of two bridge arms; the composite busbar comprises direct-current ends, an alternating-current end and an insulating plate, wherein the anode direct-current end and the cathode direct-current end are respectively and correspondingly connected to the anode and the cathode of the high-voltage plug-in connector, and the alternating-current end is fixed on the water cooling substrate through an insulator; the high-voltage plug-in connector is fixed on the water cooling substrate andis in plug-in connection with the direct-current ends; the input end of the pulse distribution board is connected with a traction controller of a railway vehicle, and the output end of the pulse distribution board is connected with the driving circuit board for providing a control signal for the driving circuit board; and the driving circuit board is connected with the IGBT assembly and is used for controlling the working state of the IGBT assembly according to the control signal. According to the power module, the rectifying circuit, the inverter circuit and the chopper circuit of the invention, multiple functions of rectification, inversion, chopping and the like can be realized by using one power module.
本申请提供一种功率模块及整流电路、逆变电路、斩波电路,所述功率模块包括:水冷基板、IGBT组件、复合母排、高压插式连接器、驱动电路板及脉冲分配板;IGBT组件由两个桥臂组成;复合母排包括直流端、交流端及绝缘板;正极直流端及负极直流端分别对应连接至高压插式连接器的正极及负极,交流端通过绝缘子固定在水冷基板上;高压插式连接器固定在水冷基板上,高压插式连接器与直流端插接;脉冲分配板的输入端与轨道车辆的牵引控制器连接,输出端与驱动电路板连接,用于为驱动电路板提供控制信号;驱动电路板与IGBT组件连接,用于根据控制信号控制IGBT组件的工作状态。本申请能够利用一种功率模块实现整流、逆变及斩波等多种功能。
Power module, rectifying circuit, inverter circuit and chopper circuit
功率模块及整流电路、逆变电路、斩波电路
2020-11-20
Patent
Electronic Resource
Chinese
IPC: | H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H05K PRINTED CIRCUITS , Gedruckte Schaltungen |
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