ARIMA预测

说明：  非线性调频信号的产生函数，以及绘制时域频域图像(Proudce a NLFM signal,use for radar test)

说明：  用MACCORMACK方法求解一维LAVAL管亚音速流动(solve one dimensional laval tube with the method in maccormack)

说明：  双馈风机变速仿真： 电压/无功控制下机组输出仿真； 电压/无功电网故障下输出仿真(Doubly-fed fan variable speed simulation: Unit output simulation under voltage / reactive power control; Output simulation under voltage / reactive grid faults)

说明：  转子磁场定向矢量控制的PWM逆变器仿真模型(Simulation Model of PWM Inverter with Rotor Field Oriented Vector Control)

说明：  并网逆变器通常采用L滤波器，虽然结构和控制简单，但是随着功率级别的增加会地带来体积重量增大等问题。LCL滤波器适用于功率较大的场合。(Grid-connected inverters usually use L filters. Although the structure and control are simple, problems such as volume and weight increase with the increase of power level. The LCL filter is suitable for occasions with large power.)

matlab画三维凸包，根据一些离散点，效果非常好(Matlab draws three-dimensional convex hull, according to some discrete points, the effect is very good.)

说明：  自适应（ self-adaptive）是指处理和分析过程中,根据处理数据的数据特征自动调整处理方法、处理顺序、处理参数、边界条件或约束条件,使其与所处理数据的统计分布特征、结构特征相适应,以取得最佳的处理效果(Self-adaptive refers to the automatic adjustment of processing methods, processing sequence, processing parameters, boundary conditions or constraints according to the data characteristics in the process of processing and analysis, so as to adapt them to the statistical distribution characteristics and structural features of the processed data, so as to achieve the best processing effect.)

粒子群算法的仿真程序，并采用典型benchmark进行演示分析； 然后，应用粒子群算法进行热工过程水轮机系统模型辨识，matlab软件可直接运行； 采用粒子群算法与PID参数整定进行联合仿真，用以提高PID控制器对热工过程水轮机的控制性能。(Particle swarm algorithm simulation program, and the use of a typical benchmark for demonstration analysis; Then, the particle swarm optimization algorithm is used to identify the turbine system model of the thermal process. The matlab software can be run directly. Particle swarm algorithm and PID parameter tuning are used to simulate the PID controller to improve the control performance of the hydraulic turbine.)

说明：  基于matlab搭载的F16动力学分析程序(F16 dynamic analysis program based on MATLAB)

说明：  matlab画三维凸包，根据一些离散点，效果非常好(Matlab draws three-dimensional convex hull, according to some discrete points, the effect is very good.)