singularly3

umat基础知识教学，适合刚接触UMAT的新手做参考(UMAT basic knowledge teaching, suitable for beginners)

说明：  薄壁圆柱壳轴压屈曲非线性计算，采用模态缺陷作为初始缺陷(In the nonlinear calculation of thin-walled cylindrical shells under axial compression, modal defects are used as initial defects)

基于bpa的IEEE39节点算例，包含暂态数据和稳态数据(Example of IEEE39 node based on BPA)

用amra实现的风电功率预测，代码可直接运行(Wind power forecasting realized by amra, the code can run directly)

分布式电源接入对配电网的可靠性影响相关的仿真模型(Reliability of Distribution Network Affected by Distributed Generation Access)

说明：  直流电机双闭环系统，实现转速和电流的反馈，根据给定的不同，电动机转速也会不同(DC motor double closed loop system)

说明：  3.5 GHz 是 5G 网络部署的重要频段，本文结合射线跟踪模型，对 3.5 GHz 的无线传播特性进行了研究，并于 1.8 GHz 进行了对比，提出 5G 网络初期部署的建议(3.5GHz is an important frequency band for 5g network deployment. In this paper, the radio propagation characteristics of 3.5GHz are studied in combination with ray tracing model, and compared with 1.8GHz. Suggestions for initial deployment of 5g network are proposed)

功角曲线测试实验的PSCAD模型,极限切除角实验,等面积法则(Test experiment of power angle curve)

用于随机粗糙面建模的蒙特卡罗算法程序包含一维和二维算法(Monte Carlo algorithm for random rough surface modeling)

常规波束形成与最小方差无畸变算法性能对比（CBF、MVDR）(Performance comparison between conventional beamforming and minimum variance distortionless algorithm CBF MVDR)