fangchafenxi

Dc-Dc converters with electrical isolation

说明：  验证四象限变频器的基本充放电功能，实现并网(Testing the charging-discharing function of four-inverter , achieving grid conneected.)

智能计算课程中需要的一些程序，这个是程序包(Intelligent computing some of the procedures required course, this is the package)

fast periodic xcorr matlab function

这是对线性调频信号的MATLAB仿真代码及代码跑出后的图，绝对真实无差错(Emulation of LFM signal)

用MATLAB做的绘画程序源码及绘图命令介绍的课件。都有了。挺全适合初学者。(MATLAB do painting and drawing program source code on the order courseware. Met. Ting-wide for beginners.)

说明：  本程序采用平面梁单元计算两铰抛物线拱的自由振动特性，希望对学习有限元及程序设计有帮助。(The program uses two hinged planar beam element calculation of the free vibration characteristics of the parabolic arch, the finite element and want to learn programming help.)

使用matlab进行矩阵的高斯分解,可以对高阶线性方程进行数值求解(use Matlab for Gaussian decomposition of the matrix, the high-order linear equations were solved numerically)

在压制式噪声调频干扰环境下，应用时频分析的方法（STFT）对线性调频信号进行时变滤波，对干扰进行了初步的抑制。(Under suppress noise FM interference environment, the application method (STFT) variable frequency analysis filtering chirp signal when a preliminary interference suppression.)

偏态t分布分布函数，密度函数，对数似然函数，逆分布函数，随机模拟等等程序，对应学习偏态t分布的初学者特别适用(This zip file contains 5 functions: the pdf, cdf, log-likelihood, inverse cdf and a function to generate random draws the skewed t distribution.)