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Application Research on HV Frequency Converter in Slag鈥擶 ashingSpeed Regulation System

锛圫chool of Automation锛學uhan University of Technology锛學uhan430063锛孋hina锛� Abstract锛�A monitoring system for speed regulation based on medium voltage AC drives is presented锛嶪n view of ModBus communication protocol锛宼he development of hardware modules used in remote monitoring software based on VisualBasic6锛�0 has been configured with describing the structure of monitoring system and principle in detail锛嶵his system proveswell in practice锛宎nd the function of automatic control and energy conservation can be achieved in steel mills锛嶵he design ofhardwarean d softwarealsohas reference valueforthe similar system锛� Key words锛歷ariable frequency speed regulation锛汳odBus Protocol锛況emote monitoring 0 寮曡█ 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