siziyoudujianxifengcha

HDB3编码。按照HDB3规定对输入进行编码(HDB3 encoding. In accordance with the provisions of the input is encoded HDB3)

Routine for working with shp files

该代码演示了如何用最小二乘法识别方程参数(The code make use of least square method to identify equation parameters)

Incremental Conductance: In the incremental conductance algorithm, we find the derivative of PV output power with respect to output voltage. The dP/dV is evaluated and the algorithm keeps checking this value and changes the duty cycle such that dP/dV=- I/V = 0. This is the point at which maximum power is transferred. If dP/dV is greater than zero, it means the PV is operating to the left of the MPP. If dP/dV is less than zero, it means the PV is operating to the right of the MPP. This method holds an advantage over the perturb and observe method since it is fast and does not oscillate around MPP. However, the method could experience instability due the involvement of the derivative.

这是一个comsol转化成matlab程序，可以做出z轴循环，求出感应电量(This is converted into a comsol matlab program, you can make the z-axis loop, find the sensor power)

K-NN k-Nearest Neighbor classification algorithm

计算频散曲线的工具，可以计算lamb波的群速度和相速度。(The group velocity and phase velocity of Lamb wave can be calculated by means of calculating the dispersion curve.)

一些有关于分形的程序，非常好玩，可以自己玩一下，包括分形树，julia指数(Some of the procedures on the fractal, very fun, you can play with their own, including the fractal tree, julia Index)

纵向罗绮光栅的制作。用于生成周期为6个（可以根据需要改变）像素的纵向罗绮光栅，可以根据需要设定光栅的分辨率。(Vertical Luo Qi Grating. Used to generate a period of 6 (can be changed) pixels vertically Luo Qi grating may be based on need to set raster resolution.)

利用matlab simulink 进行电力系统的潮流计算，很实用(Matlab simulink power system load flow calculation, it is practical)