The power quality technique is constructed of power quality standards, testing analyzing power quality and the control of power quality.

电能质量技术包括电能质量标准、电能质量测试分析、电能质量控制三个方面的内容。

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This control principle can improve the control of power quality and effectively compensate the harmonic currents at load side, reactive power and negative sequence current.

该控制方法能改善系统电能质量的调节，有效地补偿负荷侧谐波电流、无功功率和负序电流。

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Compressor cylinder to the scientific design and motor, piston, transmission system of quality control, can greatly improve the gas production unit power.

对压缩机汽缸的科学设计以及电机、活塞环、传动系统质量的控制，能够大幅提高单位功率下的产气量。

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