边界随时间udf

这个程序是通过设置不同的参数来创建一个随机图，可以运行。(This program is to create a random graph for simulation.)

发源于美国麻省理工学院的Vensim软件，是由Ventana公司开发，在全球和国内获得最广泛使用系统动力学建模软件。它具有图形化的建模方法，除具有一般的模型模拟功能外，还具有复合模拟、数组变量、真实性检验、灵敏性测试、模型最优化等强大功能。Vensim有Vensim PLE, PLE Plus, Professional和DSS版本，适合不同的用户。(Vensim software, originated from Massachusetts Institute of Technology, was developed by Ventana company, and has gained the most extensive use of system dynamics modeling software both globally and domestically. It has graphical modeling methods. Besides the general model simulation function, it also has many powerful functions such as compound simulation, array variables, authenticity test, sensitivity test, model optimization, and so on. Vensim has Vensim, PLE, PLE, Plus, Professional, and DSS versions for different users.)

单目标的脉冲雷达的回波信号处理，匹配滤波器，距离门重排(Echo signal processing of single target pulse radar, matched filter, range gate rearrangement)

微电网仿真，光伏发电系统的模块仿真，风力发电的模块(Microgrid simulation)

MATLAB仿真案例，滑膜控制MATLAB程序，基于比例切换控制，(Synovial control MATLAB program)

无刷直流电机调速仿真。PI转速和电流双闭环(Speed control simulation of Brushless DC motor)

说明：  建立基于子空间辨识的PEMFC电特性状态空间模型。(A state space model of PEMFC electrical characteristics based on subspace identification is established.)

说明：  Incoherent Scatter Radar model in Matlab. To calculate the theoretical spectra of radars.

质心定位算法实现精度要求低的简单定位，加权质心定位比质心定位定位精度更高一些。(Centroid localization algorithm achieves simple positioning with low accuracy requirement, and weighted centroid localization is more accurate than centroid localization.)

针对标准单机无穷大系统搭建模型实现暂态分析，其中含有故障模块和自动重合闸部分(For the single machine infinite bus system, the model is built to realize transient analysis, including fault module and automatic reclosing part)