A unified model for harmonics and reactive current closed-loop or open-loop detection was established based on instantaneous reactive power theory.
基于瞬时无功功率理论建立了谐波及无功电流检测系统闭环、开环的统一模型。
Speed detection subsystem has been calibrated by the motor open-loop tests.
通过电机开环调试，标定了速度检测子系统；
Speed detection subsystem has been calibrated by the motor open-loop tests.
通过电机开环调试，标定了速度检测子系统；
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