摘  要：本文著重介紹普傳科技PI500系列變頻器在某鋼廠鋼鐵熱連軋變頻改造項(xiàng)目中的應(yīng)用。改造完成后，變頻調(diào)速軟起動(dòng)特性減少了對(duì)機(jī)械設(shè)備和電網(wǎng)的沖擊，實(shí)現(xiàn)節(jié)能運(yùn)行提高生產(chǎn)效率及工藝水平，生產(chǎn)線運(yùn)行穩(wěn)定，維護(hù)成本大大降低。 關(guān)鍵詞：變頻器；鋼鐵；軋機(jī) Abstract: This paper mainly introduces the application of the POWTRAN technology PI500 series inverter in the transformation project of steel and steel heat rolling in a steel mill.After the completion of the renovation, frequency control of mot[登陸后可查看全文]