EI-Centro地震波三向

一种虚拟同步发电机仿真模型，通过投切负荷达到频率波动的效果，然后VSG根据控制策略改变输出。(A virtual synchronous generator simulation model achieves the effect of frequency fluctuation by switching loads, and then VSG changes the output according to the control strategy.)

说明：  PID控制的水轮机调速器 simulink模型(Simlink Model of Hydraulic Turbine Governor Controlled by PID)

可用于车辆操控稳定性分析，预测车辆行驶状态进行预测控制。(Can be used for vehicle control stability analysis, forecast vehicle driving state for predictive control.)

频率分集阵列发射波束图仿真，发射波束具有距离-角度耦合性，发射波束图最大值周期性出现，周期等于c/Deltaf。另外，提供了仿真所用的参考文献。(Transmit beamforming of frequency diverse array is range-angle dependent and its maximam is periodic occurrence. the period is equal to c/Deltaf. besides, the references are provided.)

说明：  对目标追踪的ekf算法，pf算法，ukf算法的比较，误差分析(Comparison and error analysis of EKF algorithm, PF algorithm and UKF Algorithm for target tracking)

模拟退火算法与支持向量机算法的结合，提高了效率与精度(The combination of simulated annealing algorithm and support vector machine algorithm improves efficiency and accuracy.)

说明：  混响器的MATLAB实现：利用MATLAB/SIMULINK软件实现混响器(Realization of reverberator with MATLAB)

说明：  ABAQUS二次开发—材料初始失效准则及损伤演化准则(criteria for initial failure and damage evolution of materials)

本文首先分析了永磁同步电机矢量控制的发展概况，然后从机电能量转换的角度出发，解释三相永磁同步电机的机电能量转换原理，推导拉格朗日运动方程。此外，列写出永磁同步电机在三相静止坐标系和dq坐标系下的数学模型。基于Simulink建立了转速电流双闭环矢量控制系统的仿真模型，通过对仿真结果分析，验证了永磁同步电机矢量控制系统性能的优越性。(This paper first analyzes the development of permanent magnet synchronous motor vector control, and then explains the electromechanical energy conversion principle of three-phase permanent magnet synchronous motor from the perspective of electromechanical energy conversion, and deduce the Lagrange motion equation. In addition, the mathematical model of permanent magnet synchronous motor (PMSM) in three phase stationary coordinate system and dq coordinate system is listed. Based on Simulink, a simulation model of speed and current double closed loop vector control system is established. By analyzing the simulation results, the performance of PMSM vector control system is verified.)

说明：  通过对导热方程的推导，利用有限体积法，在matlab进行编程模拟，阐述对流传热的机理。(Based on the derivation of heat conduction equation, the finite volume method is used to simulate in MATLAB, and the mechanism of convective heat transfer is described.)