同时，LG变频器的自动节能模式，可使电机在满足负载转矩要求下以最小电流运行，达到更好的节电效果。
At the same time, the automatic energy-saving mode frequency converter LG, can make the motor in the meet load torque requirements to minimum current operation, to reach better energy saving effect.
本文提出了电流型逆变器-感应电动机变频调速系统中电机驱动恒功率负载时，系统以最大效率运行的节能控制方式。
This paper proposes an energy saving control mode for current source inverter(CSI) induction motor drive system with the motor driving a constant power load.
为了提高电能质量，通常采用有源电力滤波器来补偿非线性负载的谐波电流，以减小谐波对电网的污染。
In order to improve the power quality, Active power filter is used to compensate harmonic current of nonlinear load to decrease harmonic pollution of the grid.
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