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    • 7. 发明授权
    • Motor driving apparatus including a modularized current control circuit and method of controlling the same
    • 电动机驱动装置,包括模块化电流控制电路及其控制方法
    • US06194856B1
    • 2001-02-27
    • US09490686
    • 2000-01-24
    • Sumio KobayashiMakoto TakaseHisakazu Ninomiya
    • Sumio KobayashiMakoto TakaseHisakazu Ninomiya
    • H02P541
    • H02M7/003H02M7/53873Y10S388/903
    • In a controller, for use in an electric motor, which self-contains a current control system, a conducting portion of a feedback element from a current detector up to a summing point, and a conducting portion of a forward element from the summing point for the current control up to a gate terminal of each of switching devices are mounted in a power module to be hermetically encapsulated without being exposed to the external ambient atmosphere. The distributed processing is executed in the two portions, i.e., a current control loop, and a position control unit, a velocity control unit and an interface processing unit other than the current control loop. Therefore, the current control loop including the current feedback portion is constituted by another sub-microprocessor to be mounted together with the associated devices in a power module which is molded with resin such as epoxy resin.
    • 在控制器中,用于电动机中,其自身包含电流控制系统,反馈元件的导电部分,从电流检测器到求和点,以及来自求和点的正向元件的导电部分,用于 每个开关装置的栅极端子的电流控制被安装在功率模块中以被气密封装,而不暴露于外部环境大气。 分布式处理在电流控制环路,位置控制单元,速度控制单元和除当前控制环路之外的接口处理单元两部分中执行。 因此,包括电流反馈部分的电流控制回路由另一个副微处理器构成,其与相关联的装置一起安装在用树脂如环氧树脂模制的功率模块中。