PROBLEM TO BE SOLVED: To provide an inverter control apparatus and an inverter control method, which enable suppression of noise generated when a charge accumulated in a smoothing capacitor is discharged.SOLUTION: An inverter control apparatus includes: an inverter, having plural pairs of switching elements electrically connected respectively to both terminals of a DC power supply, for converting a DC current of the DC power supply into a multi-phase AC voltage; a power storage part parallel connected between the inverter and DC power supply; and a controller for controlling On/Off operations of respective switching elements. The controller controls the On/Off operations of respective switching elements so that an AC voltage of each phase output from the inverter is a single voltage and temporally changes when a charge accumulated in the power storage part is discharged.SELECTED DRAWING: Figure 3

    【課題】平滑コンデンサに蓄積された電荷を放電するときに発生する、ノイズを抑制できるインバータ制御装置及びインバータ制御方法を提供する。【解決手段】インバータ制御装置であって、直流電源の両端子にそれぞれ電気的に接続された複数対のスイッチング素子を有し、直流電源の直流電圧を多相の交流電圧に変換するインバータと、インバータと直流電源の間に並列接続された蓄電部と、各スイッチング素子のON/OFF動作を制御するコントローラと、を備え、コントローラは、蓄電部に蓄積された電荷を放電する際に、インバータが出力する各相の交流電圧が同一電圧であって経時的に変化するように、各スイッチング素子のON/OFF動作を制御する。【選択図】 図3


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    Title :

    INVERTER CONTROL APPARATUS AND INVERTER CONTROL METHOD


    Additional title:

    インバータ制御装置及びインバータ制御方法


    Contributors:

    Publication date :

    2018-10-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / 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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