differential_protection

本例程通过matlab提供的simulink水轮机程序，做了改动，调整了部分参数，并且增加了借阅，模仿水轮发电机组一次调频过程，值得借鉴(Through the Simulink turbine program provided by matlab, the routine has been changed, some parameters have been adjusted, and borrowing has been added to imitate the primary frequency regulation process of the hydro-generator set. It is worth learning from.)

说明：  基于Glauert设计法进行计算叶片的风轮直径以及弦长，安装角等数据计算(The calculation of blade diameter, chord length and installation angle based on Glauert design method)

说明：  利用ATP/EMTP计算高燕架空输电线路感应电压、电流计算模型(Calculation Model of Induced Voltage and Current of Gaoyan Overhead Transmission Line by ATP/EMTP)

说明：  实现了以输出电压及其一阶导数为状态变量的无差拍控制的仿真(Realized by the output voltage and its first order derivative of state variable simulation of deadbeat control)

电力系统仿真建模需要的模型，可以适合智能电网，分布式发电(power system modeling control smart grid stability)

速度分析程序，由输入地震数据产生速度谱用于速度估计(Velocity analysis program, enter the seismic data generated by the velocity spectrum for velocity estimation)

说明：  热电联供系统多能流建模，采用扩展牛顿—拉夫逊算法统一求解的方法进行计算。(The multi-energy flow model of cogeneration system is modeled and calculated by the unified method of extended Newton-Raphson algorithm.)

用于PSCAD的元件库模型，可以用于搭建柔性直流输电的MMC模型，使用此元件库更加方便，实用。(For the PSCAD component library model, can be used to build flexible DC transmission of the MMC model, the use of this component library more convenient and practical.)

说明：  永磁同步电机仿真模型，包含温度扰动的电机模型，bp网络需要再调试(Simulation model of permanent magnet synchronous motor)

对MMC拓扑结构进行描述，方面研究模块化多电平拓扑结构人员学习(The MMC topology is described, and the modular multilevel topology is studied.)