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用matlab进行谱分析的源码，适合初学者(Spectral analysis carried out by the matlab source code for beginners)

介绍了一些典型的偏微分求解应用实例，很有参考价值(Introduces some typical application examples of calculating partial differential has a reference value)

上传一个判断传递函数的稳定性的程序，当传函零极点位于虚轴右侧时系统不稳定，输出不稳定提示，系统稳定时输出稳定系统的传函。(Upload a function to determine the stability of the program transfer, the transfer function when the right side of the imaginary axis pole-zero when the system is unstable, unstable output prompt, the output transfer function to stabilize the system when the system is stable.)

速度环采用自抗扰技术，运用矢量控制对永磁同步电机进行控制(Speed loop using ADRC Technology)

这是抛物线用matlab实现的源代码，功能完善，简单易懂(This is the realization of a parabola with the matlab source code, function perfect, easy-to-read)

本程序采用粒子群算法进行计算，粒子群具有速度快的特点。(This procedure is calculated using the particle swarm optimization, PSO has the characteristics of speed.)

SVM support vector machine intelligence algorithm

PHOTOVOLTAIC MODELISATION WITH SIMULINK

应用matlab 实现对机械钻速方程的影响参数分析，石油工程，钻井。(Application of matlab to achieve ROP Equation of parametric analysis, petroleum engineering, drilling.)

Data files are in Matlab format. Each file contains fan and drive end vibration data as well as motor rotational speed. For all files, the following item in the variable name indicates: DE - drive end accelerometer data FE - fan end accelerometer data BA - base accelerometer data time - time series data RPM- rpm during testing