pc87427

二维光子晶体TM模式的FDTD算法，速度很快(FDTD method for TM mode in Photonic Crystals)

用于求解多个相干信号源的波达方向的子空间平滑算法(Subspace smoothing algorithm for solving the direction of arrival of multiple coherent sources )

说明：  BP神经网络算法，BP(back propagation)神经网络是一种按照误差逆向传播算法训练的多层前馈神经网络，是应用最广泛的神经网络。(BP (back propagation) neural network is a kind of multilayer feedforward neural network which is trained according to the error back propagation algorithm. It is the most widely used neural network.)

控制表的程序实现，用语言编写存入文本文档中(Program control table, use the language into the text document)

说明：  Genetic Algorithm for two variable

simple electrical engineering programs for matlab

一种基于最小熵反褶积( ]8+83)3 6+D*(A4 Q20(+W(-)D8(+，]6Q) 的滚动轴承故障特征提取方法: 在利用 /X 模型去除齿轮啮合产生的确定性信号的基础上，对保留信号进行最小熵反褶积，增强冲击信号"该方法避免了传统轴承故障诊断方法中带通滤波器设计的难题，实车测试表明: 与共振解调技术相比，该方法提取的滚动轴承故障特征更加明显，更适合于工程应用"(Based on minimum entropy deconvolution (] 8+83) 3 6+D* (A4 Q20 (+W (-) D8 (+,] 6Q)' s fault feature extraction method: using/X model to remove the uncertainty generated signal gear on the basis of the retention signal minimum entropy deconvolution, and enhance the impact of signal " This method avoids the problems of traditional bearing fault diagnosis method of the bandpass filter design, real vehicle test showed that: compared with the resonance demodulation technology, which fault feature extraction method is more obvious, more suitable for engineering applications. " )

说明：  数据输入形成节点导纳矩阵并用牛拉法解潮流计算(Solution of Power Flow by Niu-La Method)

计算任意层数平板波导结构。其中slabexec为主程序，readme中有程序使用的详细说明。可以计算任意层数的平板波导结构的有效折射率，光场分布和远场分布(PhotonicCrystals )

是一个matlab中的power system 中搭建的一个模型。可以仿真35KV电力系统线路发单项短路故障、两项短路故障、和三项短路故障的短路电流电压波形。(This is a model of building a matlab power in system. Simulation of 35kV Power line system billing short-circuit fault, two short circuit fault, and three short circuit fault short-circuit current and voltage waveforms. )