PROBLEM TO BE SOLVED: To suppress deterioration of power conversion efficiency while suppressing variations in input voltage of an electrical load to which electric power is supplied from a DC source at the time of power running operation of a rotary electric machine.SOLUTION: With a controller 40 of a rotary electric machine 10 capable of performing power running operation and power generation operation, inverter circuits INV1, INV2 convert DC power supplied from a battery 22 into AC power to output it to the rotary electric machine 10 during power running operation, and during power generation operation, convert AC power supplied from the rotary electric machine 10 into DC power to output it to a DC power source side to perform pulse width modulation control. To the DC power source, an electric load 23 is connected which is different from each of the inverter circuits INV1, INV2 and the rotary electric machine 10. A carrier frequency of the pulse width modulation control during the power running operation is set higher than a carrier frequency during the power generation operation.SELECTED DRAWING: Figure 1

    【課題】回転電機の力行動作時において直流電源から電力を供給される電気負荷の入力電圧の変動を抑制しつつ、電力変換効率の悪化を抑制することを主たる目的とする。【解決手段】力行動作及び発電動作が可能な回転電機10の制御装置40であって、力行動作時において、バッテリ22から供給される直流電力を交流電力に変換し回転電機10に出力するとともに、発電動作時において、回転電機10から供給される交流電力を直流電力に変換し前記直流電源側に出力するインバータ回路INV1,INV2において、パルス幅変調制御を実施し、前記直流電源には、インバータ回路INV1,INV2及び回転電機10のそれぞれとは異なる電気負荷23が接続され、力行動作時におけるパルス幅変調制御のキャリア周波数を、発電動作時におけるキャリア周波数より高く設定する。【選択図】 図1


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    Title :

    CONTROLLER FOR ROTARY ELECTRIC MACHINE AND ROTARY ELECTRIC MACHINE SYSTEM


    Additional title:

    回転電機の制御装置、及び、回転電機システム


    Contributors:

    Publication date :

    2018-06-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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 / 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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