The invention relates to an inverter with optimized electromagnetic properties, comprising: a DC input for connecting a DC voltage source; an intermediate circuit capacitor having a plurality of input contacts for injecting a DC current generated by means of a DC voltage source, the input contacts being arranged on a capacitor housing of the intermediate circuit capacitor; a plurality of half-bridges, each having a plurality of semiconductor switching elements, for converting a direct current into an alternating current having a plurality of phase currents, the half-bridges being arranged in a row in the transverse direction of the inverter; a DC busbar arrangement for feeding a DC current into the half-bridge, having a positive DC busbar and a negative DC busbar, the positive and/or negative DC busbar extending over the column of the half-bridge in the transverse direction of the inverter such that the width of the positive and/or negative DC busbar reaches the width of the column of the half-bridge; the alternating current busbar assembly is used for outputting alternating current to the electric driving device; and the cooler is used for cooling the half bridge.
本发明涉及具有优化的电磁特性的逆变器,其包括:用于联接直流电压源的直流输入端;中间回路电容器,其具有多个输入触点,用于注入借助直流电压源产生的直流电流,其中,输入触点安置在中间回路电容器的电容器壳体上;多个半桥,其分别具有多个半导体开关元件,用于将直流电流转换成具有多个相电流的交流电流,其中,半桥沿逆变器的横向方向成列布置;用于将直流电流馈入半桥中的直流汇流排组件,其具有正的直流汇流排和负的直流汇流排,其中,正的和/或负的直流汇流排沿逆变器的横向方向在半桥的列上延伸,使得正的和/或负的直流汇流排的宽度达到半桥的列的宽度;交流汇流排组件,用于将交流电流输出到电动驱动装置;冷却器,用于冷却半桥。
Inverter with optimized electromagnetic properties
具有优化的电磁特性的逆变器
04.04.2023
Patent
Elektronische Ressource
Chinesisch
IPC: | H05K PRINTED CIRCUITS , Gedruckte Schaltungen / 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 |
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