摘  要：本文介紹了高壓變頻器在沈家灣煤礦提升機上的應用情況，對高壓提升變頻調速系統改造過程及效果作了論述。 關鍵詞：高壓提升變頻調速系統；煤礦提升絞車；改造 Abstract: This paper introduces the high-voltage inverter in Shen Jia Wan coal mine lifting winch on the application. It is discussed of high voltage variable frequency speed control system to enhance the transformation process and effect. Key words: The system of high voltage lifter inverter;The collier hoist;Transformation 【中圖分[登陸后可查看全文]