4 programing of transient simulation software of salient pole synchronous generator armature winding internal faults 而正确的参数计算的结果，是正确仿真计算的关键。
Considering the relations between idle load characteristics and armature winding parameters of the salient pole propulsive synchronous motor ( spsm ) with its structure , stator tooth and magnetic saturation , the analysis of numerical method for the back electromotive force calculation of spsm is given under various exciting current values 摘要针对凸极式同步推进电机的空载特性及其绕组参数与电机结构、定转子齿槽、磁场饱和等紧密相关的问题，分析了在不同励磁电流下同步推进电机相反电势的数值计算方法，提出了采用电机磁场能量微动法计算相绕组的参数，并对一台十二相同步推进电机的绕组参数及其空载特性进行了计算和测量。
On the 12kw , 4 - pole salient pole synchronous machine , three phase symmetrical short circuit experiments and kinds of typical internal faults experiments are carried out in case of single machine with no - load and with resistance load at terminal . based on the above two mathematical model , simulations are also made under the same conditions 本文对一台4极、 12kw凸极同步发电机，在单机空载和机端带电阻负载的运行状态下，进行了机端外部短路和多种典型内部故障的实验，并用两种数学模型做了相应的仿真计算。
