Based on the basic equation of A. C. exciting alternator, the vector chart and power flow chart of the alternator are studied, and a method of variable-speed and constant frequency (VSCF) is proposed.
从交流励磁发电机的基本方程出发，通过对其矢量图和功率流程的研究，提出了变速恒频的实现方法。
Then, we combine the operation regulations in substations with power system rule, analyze the operation of switch in detail, and provide the flow chart of it.
随后论文结合变电站实际操作规定，根据电力系统运行准则，详细分析了变电站倒闸操作的规则，并给出了线路操作的程序化操作流程框图。
The network method used to predict the temperature of armored vehicle power device was developed, the network model and the whole calculation flow chart were presented.
以装甲车辆动力装置部件为研究对象，提出了预测其温度的网络化方法，给出了传热网络模型，说明了总体计算流程。
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