hurst2q

对一个小算法应用内点法，算法比较简单，但思路明朗。值得我们学习(Algorithm applied to a small interior-point method, the algorithm is relatively simple, but Siluminglang. We can learn)

Maxwell source code

利用基尔霍夫（KA）驻留相位近似求解粗糙面散射系数(Use the Kirchhoff (KA) stationary phase approximation solution of rough surface scattering coefficient)

E=input( enter the generator voltage: ) V=input( enter the infinite bus voltage: ) Gx=input( enter the reactance of generator: ) L1x=input( enter the line reactance: ) L2x=input( enter the line reactance: ) L3x=input( enter the line reactance: ) L4x=input( enter the line reactance: ) Pi=input( enter the input power: ) X1=Gx+L1x+((L2x*L3x)/(L2x+L3x))+L4x Pm1=E*V/X1 DO=asin(Pi/Pm1) A=((L2x*L3x)/(2*(L2x+L3x))) C=A B=((L3x/2)^2)/(L2x+L3x) X2=(Gx+L1x+A)+(L4x+A)+(Gx+L1x+A)*(A+L4x)/B Pm2=(E*V)/X2 X3=Gx+L1x+L2x+L4x Pm3=(E*V)/X3 DC=input( enter the fault clearing angle: ) Dm=(3.14-asin(Pi/Pm3)) a1=quad( sin ,DO,DC) A1=(Pi*(DC-DO)-Pm2*a1) a2=quad( sin ,DC,Dm) A2=Pm3*a2-Pi*(Dm-DC) if(A2>=A1) disp( the system is stable ) else disp( the system is unstable ) end Dcc=acos((Pi*(Dm-DO)-Pm2*(cos(DO))+Pm3*(cos(Dm)))/(Pm3-Pm2)) disp( critical clearing angle: ) Dcc

信号的希尔伯特-黄变换，IMF分解，对IMF进行Hilbert处理，绘制二维/三维时-频图，时间-能量图(瞬时能量谱) ，频率-能量图（希尔伯特谱）(Hilbert signals- Huang Transform, IMF decomposition of the IMF Hilbert processing, rendering 2D/3D time- frequency diagram, time- energy (instantaneous energy spectrum), the frequency- energy (Hilbert spectrum))

matlab很好的文档 非常实用 值得收藏 太好了 欢迎下载 好好学习 非常好 (matlab good documentation is very practical worth collecting great welcome to download a good learning very well)

MATLAB程序设计之差值算法源码MATLAB programming algorithm source of difference(The difference between MATLAB programming algorithm source MATLAB programming algorithm source of difference)

电力电子控制使用的6脉波驱动产生仿真模型(power sixpulse)

一种用matlab实现的三维UWBTDOA AOA联合定位算法仿真程序，很好，写的很详细(matlab )

数字锁相环数学模型,对有研究信号调制的数学建模.(Digital phase-locked loop mathematical model of research has the mathematical modeling of signal modulation.)