PROBLEM TO BE SOLVED: To provide a power conversion device for an electric vehicle capable of suppressing outflow of an interference current to the outside, and a power conversion method for the electric vehicle.SOLUTION: A power conversion device for an electric vehicle of one embodiment includes a step-up part, a power conversion part, a current detection part, a voltage detection part and a step-up control part. The step-up part boosts DC power supplied from overhead power lines. The power conversion part converts the DC power boosted by the step-up part into DC power for driving a DC load mounted on the electric vehicle. The current detection part individually detects a DC current value and an AC current value of an input side of the step-up part. The voltage detection part detects a voltage of an output side of the power conversion part. The step-up control part controls the step-up part based on the current values detected by the current detection part and the voltage detected by the voltage detection part.SELECTED DRAWING: Figure 1
【課題】妨害電流が外部に流出することを抑制することができる電気車用電力変換装置及び電気車用電力変換方法を提供することである。【解決手段】実施形態の電気車用電力変換装置は、昇圧部と、電力変換部と、電流検出部と、電圧検出部と、昇圧制御部と、を有する。昇圧部は、架線から供給される直流電力を昇圧する。電力変換部は、昇圧部により昇圧された直流電力を電気車両に搭載された直流負荷を駆動させるための直流電力に変換する。電流検出部は、昇圧部の入力側の直流電流値と交流電流値とをそれぞれ検出する。電圧検出部は、電力変換部の出力側の電圧を検出する。昇圧制御部は、電流検出部により検出された電流値と、電圧検出部により検出された電圧とに基づいて前記昇圧部を制御する。【選択図】図1
POWER CONVERSION DEVICE FOR ELECTRIC VEHICLE AND POWER CONVERSION METHOD FOR ELECTRIC VEHICLE
電気車用電力変換装置及び電気車用電力変換方法
2018-04-19
Patent
Electronic Resource
Japanese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / 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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