介绍了系统节电器的节电原理及在烧碱a蒸发动力设备上的试验情况及经济效益。

The principle of electricity saving of system economizer, and its examination situations on powered facilities of caustic soda evaporation units a and economic benefit were introduced.

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通过在节能技改工程中使用电机节电器和系统节电器，使企业取得了较好的节电效果，创造了较好的节电经济效益。

The enterprise get the better power saving effect and power saving benefit by using system power saver and motor power saver in the engineering of power saving and technical development.

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针对城市照明系统，设计了一种基于交流斩波技术的新型城市照明节电器。

A new city lighting energy saver based on AC chopper technology for city lighting system was designed.

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