技术中心

【英文篇名】 Application of sensorless permanent magnet motors to variable-frequency air conditioners 【作者中文名】 宋萍; 沈传文; 包涛; 俞炳丰; 【作者英文名】 By Song Ping~★; Shen Chuanwen; Bao Tao and Yu Bingfeng★Xi’an Jiaotong University; Xi’an; China; 【作者单位】 西安交通大学; 【文献出处】 暖通空调, Hv 永磁电动机; 变频空调; 起动技术; 【英文关键词】 sensorless; permanent magnet motor; variable-frequency air conditioner; starting technique; 【摘要】 介绍了变频空调与永磁电动机的理论基础,对无位置传感器技术、低速起动技术作了详尽的论述,并从电路硬件结构和实现方法入手,着重分析了在变频空调器压缩机中采用永磁电动机转速控制的策略。 【英文摘要】 Presents the basic theories of the variable-frequency air conditioners and permanent magnet motors. Discusses the sensorless and the low-speed starting techniques in detail. According to the hardware structure and the implement method, analyses the policy of speed-control on the permanent magnet motor applied to the variable-frequency air conditioner compressor.