iirbutterworth

Matlab设计实例30例精解，里面有详细的讲解过程和源代码以编程用到的数据(Matlab examples of refined solution design 30 cases, there are detailed to explain the process and source code used to program data)

生成各种声速剖面数据，包括等声速，正负梯度声速，munk剖面，对称和反对称及跃层等。(Generate a variety of sound speed profile data, including sound velocity, etc., positive sound velocity gradient, negative sound velocity gradient, munk profile, symmetric, antisymmetric, thermocline and the like.)

用matlab写的mvdr谱估计算法的程序实现，用于估算功率谱(Mvdr written with matlab program to achieve spectral estimation algorithm, used to estimate the power spectrum)

该文件中包含HHT（希尔伯特黄变换）的三种MATLAB程序，可以直接使用，非常方便，效果也不错。并附有相关网站。(The file contains the HHT (Hilbert-Huang Transform) of the three MATLAB program that can be used directly, very convenient with good results. Together with related sites.)

in tab file with example files

Space Vector Modulation (SVM) Technique has become the important PWM technique for three phase Voltage Source Inverters for the control of AC Induction, Brushless DC, Switched Reluctance and Permanent Magnet Synchronous Motors.

说明：  通过编程实现通过共轭梯度法和Gauss-Seidel迭代法两种方法求解方程组(By programming through the conjugate gradient method and Gauss-Seidel iteration method for solving equations of two)

Economic dispatch is the short-term determination of the optimal output of a number of electricity generation facilities, to meet the system load, at the lowest possible cost, subject to transmission and operational constraints.

说明：  三相三电平中性点 箝位型( NPC) 逆变器的改进无模型预测电流控制(Improved model free predictive current control of three-phase three-level neutral point clamped (NPC) inverter)

It is a matlab code for solar parabolic trough collector.