VoronoiCells2D

求解二维拉普拉斯方程的matlab程序的实现(Solving two-dimensional Laplace equation)

对数据融合算法中经典的交互式多模型法进行仿真，便于入门级进行学习(Simulation of classical method which is interactive multiple model method and it is easy for entry-level learning)

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：  焊接电弧的仿真模拟的能量源项C代码，用FLUENT建模，欢迎下载！(Welding arc simulation C code, using FLUENT modeling, welcome to download!)

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.)

ABAQUS 有限元子程序，粘弹性本构，蠕变应力松弛测试拟合结果 cohesive 粘接单元，用于分层分析的子程序，帮助初学者快速掌握ABAQUS的内聚体单元应用(ABAQUS umat creep stress relaxation fitting result Cohesive bonding unit, used for hierarchical analysis of the subroutine, to help beginners quickly grasp the ABAQUS cohesive unit application)

说明：  使用matlab进行超声波阵列指向性仿真(Simulation of directivity of ultrasonic array using MATLAB)

说明：  3维hashin失效准则~复合材料层合板(3-D Hashin Failure Criterion ~Composite Laminates)

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.)

这是一个用于演化博弈 画图 code 的代码，里边有函数和计算过程，大家可以结合自己需要看看(evolutional game model code)