zzz1

说明：  新的屈服准则ABAQUS子程序UMAT，含有多种较新的准侧，能很好运用(The new yield criterion ABAQUS subroutine UMAT contains a variety of newer standards and can be used very well.)

使用zernike多项式进行光学像差的拟合，从而进行光学镜面像差的分析，有助于提高光学系统的加工精度。(The Zernike polynomial is used to fit the optical aberration, and the analysis of optical mirror aberration is helpful to improve the machining precision of the optical system.)

通过设置不同的参数，创建小世界网络，用于仿真建模。(This program is to create a small world network for simulation.)

微电网 的仿真模型，包含了光伏，蓄电池等模块，能很好地仿真出各个模块的特性(The simulation model of the microgrid contains modules such as photovoltaics and batteries, which can simulate the characteristics of each module well.)

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

说明：  基于仿真噪声信号的随机共振分析，结果准确可靠(Based on stochastic resonance analysis of simulated noise signal, the results are accurate and reliable)

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

说明：  这个是信号与处理专业的大作业，主要研究两个方面的问题：低通滤波器的阶跃响应特性分析和连续线性系统的求解。通过这次课程设计，将会研究Matlab的一些基本的数值计算应用方法，对计算结果进行形象化地展示，有利于加深对本课程内容的理解。(This is a major task of signal and processing specialty. It mainly studies two aspects: step response characteristic analysis of low-pass filter and solution of continuous linear system. Through this course design, we will study some basic numerical calculation application methods of MATLAB, and visualize the calculation results, which is conducive to deepening the understanding of the course content.)

转子系统启动时的瞬态动力学分析，有限元分析(Transient Dynamics Analysis of Rotor System at Start-up)

说明：  对于非线性模型的跟踪预估问题，摒弃额对非线性函数进行线性化的做法，采用无迹变换处理均值和方差的非线性传递问题。(For the tracking and prediction problem of the nonlinear model, the linearization of the non-linear function is abandoned, and the traceless transformation is used to deal with the non-linear transfer of mean and variance.)