摘  要：合康高压变频器在大庆中瑞天燃气冷剂压缩机1250kW/6kV无刷励磁同步电动机上成功投用。本文介绍了无刷励磁同步电动机的同步投切系统，并对变频器与励磁系统配合情况进行简单介绍。 关键词：合康高压变频器；无刷励磁同步电动机；同步投切 Abstract: Hiconics high-voltage inverter in Daqing Swiss natural gas refrigerant compressor 1250kW / 6kV brushless synchronous motor successfully put into use. This article describes the brushless synchronous motor synchronous switching system, and make a bri[登陆后可查看全文]