To reduce power consumption in a drive system equipped with a dynamic brake.SOLUTION: A power conversion device of the present invention performs control to cause a first power conversion circuit 101 to function as a step-up/step-down circuit that raises a DC input voltage of a second power conversion circuit 102 above a voltage of a DC wire 1, and performs control to cause a first power conversion device to function as a dynamic brake using a brake resistor 106. By such control, energy saving of an electric vehicle drive system equipped with the dynamic brake is achieved.SELECTED DRAWING: Figure 2

    【課題】本発明は、発電ブレーキを搭載した駆動システムにおいて消費電力量を削減する。【解決手段】本発明の電力変換装置は、第一の電力変換回路101を第二の電力変換回路102の直流入力電圧を直流架線1の電圧以上に上昇する昇降圧回路として機能させる制御を行い、また、第一の電力変換装置をブレーキ抵抗器106を用いた発電ブレーキとして機能させる制御を行う。このような制御により、発電ブレーキを搭載した電気車駆動システムを省エネルギー化する。【選択図】図2


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    Title :

    POWER CONVERSION DEVICE AND ELECTRIC VEHICLE WITH POWER CONVERSION DEVICE


    Additional title:

    電力変換装置および電力変換装置を備えた電気車


    Contributors:

    Publication date :

    2019-01-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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



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