advance in brushless dc motor and a thriving one of main factors, the performance of permanent magnet brushless dc motor's own obvious advantages, in many areas of the competition, the permanent magnet brushless dc motor has been constantly replace a brush dc motor and induction motor, and get more and more widely used. 2, the progress of the new type of high performance permanent magnetic materials technology, power semiconductor devices and the progress of the special control integrated circuit, a new control strategy, promote the progress of permanent magnet brushless dc motor technology itself. 3, in all walks of life is becoming more and more urgent to energy saving and speed regulating control requirement, especially in the field of industrial drive and household appliances drive, energy conservation and efficient is the requirements of environmental protection, efficiency index has gradually become a field access, even be accepted for the national standards, international standards, making the whole machine designers have to adopt, the application has a higher efficiency of brushless dc motor. Mechanical and electrical equipment co. , LTD. , brushless motor, brushless dc motor, dc servo motor, planetary reducer, brushless drive, electrical and mechanical, electrical and mechanical equipment co. , LTD
