感应电机直接转矩控制系统的效率优化研究  

Efficiency of Induction Motor Direct Torque Control System Optimization Research

作　　者：吴恩周 马小军[1] 

机构地区：[1]南京工业大学电气工程与控制科学学院,南京211816

出　　处：《煤矿机械》2016年第3期41-43,共3页Coal Mine Machinery

摘　　要：直接转矩控制采用定子磁场定向的特点,将定子磁链作为优化变量,根据电机损耗与定子磁链、转矩和转速之间的关系,导出驱动系统效率最优时的定子磁链表达式,并给出效率最优的感应电机直接转矩控制系统的实现结构。Direct torque control with the characteristics of the stator magnetic field orientation, stator flux linkage as optimization variables, according to the motor loss and the stator flux linkage the and torque and rotational speed, the relationship between the export drive system when the optimal efficiency of the stator flux linkage expression, and gives the optimal efficiency of induction motor direct torque control system for the implementation of the structure.

关 键 词：感应电机 磁链控制 直接转矩控制 效率优化 

分 类 号：TM346[电气工程—电机]