APF.mdl

说明：  对电力系统进行交流潮流计算，计算方法为极坐标系下的牛顿拉夫逊法。(The AC power flow of power system is calculated by Newton Raphson method in polar coordinate system.)

model matlab buck boost converter MPPT

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.)

APF中DQ变换的电流测量，能够测量出电网中的谐波(Current measurement of DQ transformation in APF)

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. )

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联合求解。(Hydraulic model and thermal model are considered simultaneously in the thermal system, and Newton Raphson algorithm is used to solve them jointly.)

atp是电力系统暂态仿真软件，在atp仿真软件上建立了IEEE三机九节点的仿真模型，并得到了潮流及稳定的仿真结果(atp is the power system transient simulation software, simulation software in the atp built on the IEEE three-machine nine nodes in the simulation model, and has been the trend and stability of simulation results)

ansys apdl语言的经典例子，多数用在结构分析上，尤其是在振动计算，疲劳分析上有多个例子。(ansys apdl examples)

独立直流配电电力系统仿真 四发电机组带整流负载运行 含自建调速器(Simulation of Independent DC Distribution Power System Four Generators Running with Rectifier Load Including self-built governor)

说明：  有源滤波器仿真，模拟对谐波电流的检测和补偿方法。(Active Power Filter. Simulink the harmonic current detection, compensation method. This is a test version, can not fulfill more use of AC circuit.)