摘要
运用工程中的矩阵理论和矢量分析理论，对电机统一理论中功率不变的坐标变换系统进行了较为全面的研究，对其使用过程中的有关问题进行了分析和讨论，得出了许多有价值的结论．
On the basis of matrix theory in engineering and vector analysis theory,this paper makes a systemic investigation on power\|invariance coordinate transformation system,analyzes and discusses some problems existed in its applications,and obtains many valuable conclusions.
关键词
电机统一理论
坐标变换
功率不变性
正交变换
general electric machine theory
coordinate transformation
power invariance
