SimulationPofPDynamicPSystems

FDTD（时域有限差分法）算法的Matlab源程序(FDTD (FDTD) algorithm Matlab source code)

1-32是：图形应用篇33-66是：界面设计篇67-84是：图形处理篇85-100是：数值分析篇(1-32 are: graphics applications, articles 33-66 are: interface design articles 67-84 are: graphics processing chapter 85-100 are: Numerical Analysis Section)

（1）在MATLAB环境下编写FFT算法（不调用系统现有函数）； （2）实现对选定图片进行FFT计算、还原（IFFT计算），并与系统FFT函数做对比，进行分析； （3）设计GUI界面。((1) the preparation of the FFT algorithm (do not call the system existing function) in MATLAB environment (2) to achieve the selected image to the FFT calculation, reduction (IFFT computing), and FFT functions to do comparison with the system for analysis (3) Design GUI interface.)

运放电路分析，非常实用，简单易懂，有图解分析。(Op amp circuit analysis, is very practical, easy to understand, there are graphic analysis.)

Investigation and analysis of linguistic analysis and conversion sound

永磁同步电机直接转矩控制，适用于matlab7.0以上版本(Permanent magnet synchronous motor direct torque control for more than matlabt.0 version)

图像处理Matlab源代码，包括二维离散余弦变换的图像压缩，采用灰度变换的方法增强图像的对比度，直方图均匀化，模拟图像受高斯白噪声和椒盐噪声的影响。 (Including discrete cosine transform image compression, the use of gray-scale transformation method to enhance image contrast, histogram equalization, analog image by Gauss white noise and salt and pepper noise.)

a Matlab toolbox for parametric identification of fluid-memory models associated with the radiation forces ships and offshore structures.

本文分析了SVPWM控制策略的原理，并分析了SVPWM控制策略在三电平逆变器的应用。在理论研究之后，本文采用MATLAB/Simulink仿真软件对上述SVPWM控制策略方法进行了仿真，通过仿真验证了它的正确性。(this paper analyses the theories of NPC three-level inverter and SVPWM.After the studying of theory,this paper simulates the NPC three-level inverter with SVPWM,)

calculate ESCR for HVDC connected system