SU-using-guide-in-Chinese

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. )

HLDZ系列回路电阻测试仪是测量断路器、母线连接处、母线上接触部件和其它流经大电流接点的导电回路电阻及冶金部门测试两种不同金属面接触电阻的可靠性高的通用测试仪器。 技术指标 1、输出电流：　　　　 ≥３００Ａ 2、分辨率：　 ±１　微欧 3、测试范围： ０—２０００　微欧 4、测量准确度：　　　　 0.5％　 (HLDZ series loop resistance tester is a measure of circuit breakers, busbar joints, bus parts and other exposure to a large current flows through the contacts of the conductive loop resistance and metallurgical sector test two different metal surface contact resistance and high reliability of the general test equipment. Specifications 1, output current: ≥ 300A 2, resolution: ± 1 micro Euro 3, Range: 0-2000 micro Euro 4, the measurement accuracy: 0.5 )

对地震数据进行逆F-K变换，得到的结果变回到时间域(The inverse F-K transform of seismic data is returned to the time domain.)

说明：  考虑风电场内尾流影响计算风电场内每台风电机组的输入风速，只要修改风机的台数和坐标即可运行(Consider the impact of wind farm wake of typhoon calculated for each wind farm wind power unit input, as long as the number of modified units and coordinate the fan to run)

说明：  基于改进电弧模型的PSCAD仿真分析，本文件为文献(PSCAD simulation analysis based on improved arc model)

说明：  使用PSCAD搭建的三芯电缆模型,可用于相关仿真计算(Build the three-core cable model using PSCAD)

基于MATLAB中的Simulink模块中的双馈风机仿真示例，在此基础上重新设定合理的风机、配网及大电网的参数，设计加入四分量叠加法的风速模型。同时设计了110KV电网电压突然下降，在风电场并网点选择不同模式下的仿真结果分析和35KV配网发生三相短路故障时的风电机组输出特性仿真(Based on the simulation example of the doubly fed fan in the Simulink module in MATLAB, the parameters of the rational fan, distribution network and large power grid are reset on this basis, and the wind speed model with four component superposition method is designed. At the same time, the sudden drop of 110KV power grid voltage, simulation results analysis in different modes of wind farm and dot selection and the simulation of the output characteristics of the wind turbine when the three-phase short circuit fault occurs in the 35KV distribution network)

毕业设计中做得无速度测速模型搭建毕业设计中做得无速度测速模型搭建(The graduation project is done without speed speed modelThe graduation project is done without speed speed model)

simulink下考虑尾流效应包含9台双馈风机的风电场等值模型(An equivalent model of wind farm with 9 DFIGs Considering wake effect in simulink)

matlab搭建的微网并网仿真模型，希望有用(Matlab built microgrid simulation model, I hope useful)