This paper discusses the SPWM frequency conversion regulating system formed with 80c196mc and IPM intellective power model.
本文讨论了由80c 196 MC和智能功率模块IPM组成的SPWM变频调速系统。
When the technique of regulating speed with frequency conversion is applied to the hot water system in construction the system should be sealed.
变频调速技术应用于建筑热水供应系统时，该热水系统为闭式。
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