Нүүрсний уурхайн туузан дамжуулагч машиныг хөгжүүлэх үндсэн технологийн. 1 key technology status of tape conveyor 1) In terms of high-efficiency and soft start and power balancing technology, the permanent magnet frequency conversion synchronous direct drive system has been widely used in the coal mine belt conveyor in recent years.