checkSinputs

Simulation of A to ground fault in a transmission system in SymPowerSystems. Also attached simple program to obtain a txt file with fault voltage values from standard .mat MATLAB file.

点云三维重建，用matlab写成的，效果很好，而且速度也比较快(Point cloud reconstruction, written with matlab, works well, but speed is faster)

基于Matlab/Simulink搭建的单相Spwm逆变器的仿真模型(Matlab/Simulink single Spwm)

美国UDDS工况matlab模型，用于模拟UDDS工况，对自己设计的模型进行分析(UDDS model of the United States MATLAB, used to simulate the UDDS conditions, the design of their own model analysis)

基于随机减量法，求解结构的自由衰减曲线，稍作修改即可使用(Based on random decrement method, solving free vibration of curved, slightly modified to use)

The code can be used for calculating the element stiffness matrix of a q-4

基于MATLAB的电力系统潮流计算程序设计的4节点P-Q分解法潮流计算程序原代码(Original code based on MATLAB power flow calculation program designed 4-node PQ decomposition flow calculation procedures)

74线性分组码matlab 代码段编码部分(74 linear block codes matlab code )

说明：  qam 信号的产生和解调，以及误码率的计算，内包含多个小程序。(qam signal generation and demodulation, and bit error rate calculation, which contains many small programs.)

4 BAR MECHANISM SOLUTION