定子双绕组异步发电机漏电抗计算的研究

 漏电抗的准确计算是电机设计中十分关键的问题。基于静止励磁调节器的双绕组异步发电机定子绕组漏抗计算比传统的三相电机更复杂。首先给出了定子双绕组异步电机通用数学模型及等效电路,采用解析法对不同绕组结构的定子双绕组异步电机漏电抗计算进行了系统地分析,导出了相应的计算公式。最后,利用所得计算公式设计了一种静止励磁调节器控制的定子双绕组异步发电机,并对其定子漏电抗参数、性能指标及运行特性进行了计算。

Research on Calculation of Leakage Reactance of Dual Stator-Winding Induction Generator

Accurate calculation of leakage reactance is key to design of electric machine.The calculation of leakage reactance of dual stator-winding induction generator with excitation regulator is more complex than ordinary 3-phase machine.In this paper,the general mathematic model and equivalent circuit of dual stator-winding induction machine are proposed.The analytical calculations of leakage reactance of dual stator-winding induction machine with different winding structure are presented systematically,the relevant formulas are derived.Finally,a dual stator-winding induction generator with excitation regulator is designed,and its leakage reactance,characteristics and performance are calculated.