1118-daidiaoyong

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)

三相光伏并网逆变器MATLAB/simulink仿真模型(MATLAB/simulink simulation model of three-phase photovoltaic grid-connected inverter)

说明：  基于瞬时无功功率理论、滞环电流控制的三相电力有源滤波器Matlab仿真模型(The model of APF is established by the Power System of Matlab.The calculation of harmonic current based on three-phase instantaneous reactive power theory and hysteresis current tracking control strategy are analyzed.)

说明：  10kv SVG采用H桥级联，外环无功发生为电网电压控制模式，采用阻抗跌落电网电压(10kV SVG adopts H-bridge cascade, the reactive power of the outer ring is generated in the grid voltage control mode, and the impedance drop grid voltage is adopted)

Tesseral软件的说明书，该软件主要用于石油地球物理勘探。(Tesseral software instructions, the software mainly used for oil geophysical prospecting.)

详细讲解地震联合反演的内容，包括地面地震资料、VSP资料和井间地震资料。(A study of Multiscale Seismic Data Joint Inversion method)

说明：  用遗传算法求解电网规划问题，双层算法求解，上层为遗传算法，下层利用拉格朗日对偶线性化后求解(Genetic algorithm is used to solve the power grid planning problem, double-layer algorithm is used to solve the problem, the upper layer is genetic algorithm, and the lower layer is solved by Lagrange dual linearization)

说明：  经验正交函数分解，将给出的数据进行时空分离，便于找出数据的空间分布规律及时间规律(The empirical orthogonal function decomposition is used to separate the given data in time and space, so as to find out the spatial distribution and time rule of the data)

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：  单相逆变器 simulink 无差拍控制研究及仿真(single phase；simulink deadbeat control)