工频感应炉 meaning in English

line frequency induction furnace
main frequency furnace

Channel type induction
有芯工频感应炉
There are arc - furnaces of all sizes , refiner furnace for casting steel in the forging workshops , and there are blast cupola and main frequency furnace for casting iron and copper
铸钢铸造分厂有各种吨位大中小电弧炉钢包外精炼炉铸铁，铸铜有冲天炉工频感应炉。
Abstract : this paper analyses principles for power frequency inductive furnace and power factor parallel compensation and three phases balance , deals with processes of power factor compensation and three phases balance for plc automatic power inductive furnace . for saving source and shortening time of smelting and improving electrice net , they will be of great significance
文摘:分析了工频感应炉的工作原理、功率因数并联补偿原理和三相平衡原理.论述了plc自动控制工频炉的功率因数补偿、三相平衡的过程.它对节省能源，缩短熔炼时间，改善电网功率因数有重要意义