IEEE34Node

电力系统仿真建模需要的模型，可以适合智能电网，分布式发电(power system modeling control smart grid stability)

电流型两电平整流器simlink仿真，空间矢量调制，双闭环(SIMLINK simulation of current-source two-level converter)

微电网系统。 1111111111111111111111111111111(Micro-grid systems. 1111111111111111111111111111111)

说明：  热力系统中将水力模型与热力模型同时考虑，使用牛顿拉夫逊算法进行分解求解。(Hydraulic model and thermal model are considered simultaneously in the thermal system, and Newton Raphson algorithm is used to solve them.)

电力变压器是电力系统中的主要设备之一，利用它可以把不同电压的电网联结在一起，组成复杂的电网或庞大的电力系统，并在其中发挥着重要的作用。电力变压器的可靠运行关系到整个电网的安全，如何对电力变压器的运行中的故障进行诊断，已成为电力部门急需解决的问题。目前，以油中溶解气体为特征量对变压器的故障进行分析，得到了广泛应用。 本次设计要求对电力变压器的内部故障进行广泛了解，并应用BP神经网络对变压器进行智能故障诊断软件设计，实现变压器内部故障论断。主要包括以下内容： 1、掌握用以变压器油中气体为特征量，用BP神经网络诊断变压器内部故障的方法 2、用 Visual Basic编制变压器故障诊断软件，具有以下功能： a) 数据管理功能。包括变压器信息，色谱数据信息等 b) 故障诊断功能。包括用BP神经网络诊断变压器故障的具体实现方法，并给出故障诊断结果 c) 图形显示功能。包括对同一变压器内气体浓度变化曲线的显示等 d) 辅助功能。如帮助信息，诊断方法的介绍等 (Power transformer is one of the main equipment in power system, it can use the network of different voltage linked together, to form a complex network or large electric power system, and plays an important role in it. Power transformer for the reliable operation of the power grid safety, how to run in power transformer fault diagnosis, has become urgent to solve the problem of electric power sector. At present, the DGA in transformer fault analysis, obtained the widespread application. The design of power transformer internal fault is widely understood, and the application of BP neural network to transformer fault diagnosis software design, realization of transformer internal fault diagnosis. Mainly include the following contents: 1, master for gas in transformer oil as features, using BP neural network diagnosis method of transformer internal fault In 2, Visual Basic system of transformer fault diagnosis software, has the following functions: A ) data management function. )

可实现ieee30节点编号的优化，以及利用稀疏技术存储(It can optimize IEEE 30 node number and store it with sparse technology)

双馈风力发电机组低电压穿越能力测试，全过程仿真，风电机组详细建模(Double Fed Induction Generator with Low Voltage Ride Through Ability)

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：  建立了风电场模型，可用于多情情况下的风力发电仿真(Established a wind farm model that can be used for wind power simulation in arousal situations)

《Turbulence models and their application》的附录程序，经典K-ε湍流模型的绝佳教材。(《 Turbulence models and their application》 in the appendix procedure, the classical K-ε turbulence model is an excellent teaching materials.)