matlab

时频分析简单例程，WV和短时变换程序.代码简便，保证可以应用(Time frequency analysis of simple routines, WV and short-time transform program)

王旭东，靳雁霞编著 《MATLAB及其在FPGA中的应用》国防工业出版社 随书程序(Wang Xudong, Jinyan Xia edited the " MATLAB and its application in the FPGA" National Defense Industry Press with the book program)

matlab仿真教程，simulink模块讲解(matlab simulation tutorial)

％ 该Matlab程序基于牛顿－拉夫逊算法，用于计算已知导纳矩阵、PQ节点、PV节点、平衡节点(UA)的电力网络潮流 ％ U - 各节点母线电压 S - 各节点注入功率 S_net - 电力网络总损耗 ％ PQ_P - 实算PQ节点注入有功功率 PQ_Q - 实算PQ节点注入无功功率 ％ delt_PQ_P - 实算PQ节点有功功率修正值 delt_PQ_Q －实算PQ节点无功功率修正值 ％ delt_UA_P - 实平衡节点有功功率修正值 delt_U_2 - 实平衡节点电压平方修正值 ％ delt_PQV - 实算P Q U^2修正值 J - 雅可比矩阵 ％ e - 电压实部 f - 电压虚部 delt_ef - 电压实部与虚部修正值( The Matlab program based on the Newton- Raphson algorithm is used to calculate the admittance matrix is known, PQ node, PV node, the node balance (UA) the trend of the electricity networks U- the node bus voltage S- each node injection power S_net-- The total loss of electric power networks PQ_P- operator PQ is injected into active nodes PQ_Q- operator PQ is injected reactive power node delt_PQ_P- is considered the correct value of active power PQ node delt_PQ_Q- really count PQ node reactive power to amend the value of delt_UA_P- real active power balance of the correct value of the node delt_U_2- node voltage balance is the correct value of the square of delt_PQV- really count PQU ^ 2 the correct value of J- Jacobian matrix e- voltage real part f- the imaginary part of voltage delt_ef- voltage real part and imaginary part of the amendment value)

这是我用插入法编的，绝对高效。没事可以试试，非常好用。(This is my code with the Insert method, the absolute efficiency. Nothing can try, very easy to use.)

18513MC混合编程源代码，内含有18513MC混合编程源代码所有的.m文件(18513MC hybrid programming source code, containing 18513MC all mixed programming source code. M file)

说明：  数学建模大赛常用的建模模型，对全国建模大赛很有帮助的啊！(Modeling Mathematical Modeling Contest common model of the national modeling contest helpful ah!)

POWER SYSTEM DYNAMICS

由黄等提出了对EMD的改进方法EEMD，5条程序经过尝试均可使用(By Wong et proposed an improved method for EMD EEMD, 5 bar program has been tried and can be used)

龙格库塔法解简单运动方程,单自由度方程适用，一个简单的应用例子(Solving simple equations of motion Runge-Kutta)