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    • 1. 发明申请
    • POWER UNIT
    • 动力单元
    • WO1998010509A1
    • 1998-03-12
    • PCT/JP1997003162
    • 1997-09-08
    • MATSUSHITA ELECTRIC WORKS, LTD.IWAHORI, YutakaSHINBORI, HiroichiSHIOMI, TsutomuHIZUMA, ShinjiNAKAMURA, Toshiaki
    • MATSUSHITA ELECTRIC WORKS, LTD.
    • H02M07/48
    • H02M1/425H02M5/4585Y02B70/126
    • A power unit that suppresses the increase of a switching current flowing to switching elements which are applied to such power source circuits as a chopper circuit, an inverter circuit, etc., and can independently maintain characteristics in the control as the chopper and the inverter circuits. In the power unit, the period in which the electric current flowing from at least one power conversion circuit of the electric currents flowing in the switching elements and the rectifying elements which are also used as elements constituting at least two different power conversion circuits, such as the chopper circuit, inverter circuit, etc., becomes opposite in polarity to that of the electric current flowing from at least the other power conversion circuit and the currents flow in the opposite directions in which the currents compensate each other is set.
    • 一种功率单元,其抑制流入切换元件的开关电流的增加,该开关元件施加到诸如斩波电路,逆变器电路等的电源电路,并且可以独立地保持作为斩波器和逆变器电路的控制特性 。 在功率单元中,从至少一个功率转换电路流过的开关元件中流过的电流的电流和也用作构成至少两个不同功率转换电路的元件的整流元件的周期,例如 斩波电路,逆变器电路等的极性与从至少另一个功率转换电路流出的电流的极性相反,并且电流在彼此相互补偿的相反方向流动。