PLL

说明：  经典的牛拉法潮流计算matlab程序，IEEE 9 节点、6节点系统 潮流计算(IEEE 9&6 BUS power flow analysis)

PBR一个用来作PB资源文件的工具,有了它就可以自已方便地制作PB的资料文件了.(PBR used as a resource document PB tool With it could easily produce their own PB information documents.)

说明：  2019中鸣超级轨迹赛巡线用,是中鸣机器人的程序，E3RCU控制器。(Zhongming Super Track Tour in 2019 is the program of Zhongming Robot and E3RCU controller.)

三相桥式全控PWM整流电路，采用电压外环、电流内环的双闭环控制(Three phase bridge type fully controlled PWM rectifier circuit adopts double closed loop control of voltage outer loop and current inner loop.)

基于光混频器和锁相环的零差相干通信仿真模块，可观察锁相动态过程(Simulation of Homodyne Coherent Communication Based on Optical Mixer and PLL)

Morphological transformations are some simple operations based on the image shape. It is normally performed on binary images. It needs two inputs, one is our original image, second one is called structuring element or kernel which decides the nature of operation.

说明：  基于光混频器和锁相环的零差相干通信仿真模块，可观察锁相动态过程(Simulation of Homodyne Coherent Communication Based on Optical Mixer and PLL)

说明：  踏面擦伤，用途于踏面擦伤建模方国珍，车辆系统动力学(flat wheel tread flat simpack matlab modeling)

说明：  用于abaqus显式动力学分析的3D Hashin 损伤二次开发算法代码(3D Hashin damage redevelopment algorithm code for ABAQUS Explicit dynamic analysis)

说明：  根据舰船螺旋桨噪声一书给出的计算空泡噪声的公式，简便计算各种条件下的螺旋桨噪声级的程序(According to the formula for calculating the cavitation noise given in the book "Propeller Noise of Ships", the program for calculating the propeller noise level under various conditions is simple and convenient.)