powerflow33

40 Wind Power Penetration (DFIG-based Wind Farms)in IEEE 39 Bus Power System

单机无穷大系统的暂态稳定分析，附m文件和word使用说明(Transient machine infinite system stability analysis, attached files, and word instructions for use m)

说明：  最小成本目标函数条件下，进行电力系统优化潮流计算，约束包括最大最小出力、网络约束、爬坡约束等。(a power system optimized calculation program is performed under the condition of minimum cost objective function, and the constraints include maximum and minimum output, network constraints and climbing constraints.)

说明：  里面通过MATALB中的simulink进行保护的构建，并利用编程的方法进行继电保护的构建(It uses Simulink in MATALB to construct the protection, and uses the programming method to construct the relay protection)

双馈风机 电磁暂态建模 常用 PSCAD模型(Electromagnetic transient modeling of DFIG)

说明：  本程序可以建立算法来形成节点阻抗矩阵,利用节点阻抗矩阵来计算短路故障情况下的节点电压和线路电流，程序可供电力系统编程参考。(This program can establish an algorithm to form the node impedance matrix, and use the node impedance matrix to calculate the node voltage and line current in the case of short circuit fault. The program can be used as a reference for power system programming.)

基于PSCAD的网络建模，可以计算电能质量等物理量，供大家学习(Network modeling based on PSCAD can calculate physical quantities such as power quality for everyone to learn.)

说明：  重磁异常的matlab语言，可以直接下载使用，已经经过调试，没问题。(The MATLAB language of gravity and magnetic anomalies can be downloaded and used directly. It has been debugged, no problem.)

说明：  iec 61354 transformer loading

说明：  汽轮机的仿真模型，用于仿真实际的电力系统火电厂(model of steam turbean)