PowerQuality

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)

已知压气机的状态参数可求解出该状态下的特性线(if the state of compressor had been knowed,the code is used to calculate the charcter line)

速度分析程序，由输入地震数据产生速度谱用于速度估计(Velocity analysis program, enter the seismic data generated by the velocity spectrum for velocity estimation)

实现了虚拟同步机的频率控制，可以完美运行(The frequency modulation of a virtual synchronizer is realized)

在分析光伏发电原理与光伏电池数学模型的基础上，对由若干光伏阵列组成的大型光伏电站进行PSCAD仿真建模，并分析其运行特性。采用恒电压跟踪方法并利用不同温度下的测量制表值共同实现大规模光伏阵列的最大功率点跟踪(maximum powerpointtracking，MPPT)，并设计了相应的并网逆变器控制策略。最后，对大型光伏电站在正常运行以及站内外发生三相短路故障的情况进行仿真分析。(On the basis of analyzing the principle of photovoltaic generation and mathematical model of PCcells.)

关于20kV的两端柔性直流系统的建模仿真及其分析( Modeling and Simulation of flexible DC system on 20kV and its analysis)

说明：  线路自动重合闸，三相和单项短路后，又重新恢复正常。(After three-phase and single short circuit, the line will return to normal again.)

将txt格式的文档导入到LMS测试软件中(load the txt file to LMS testlab)

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)

电力系统中的IEEE3机9节点系统图及相应的参数，并且有利用PSCAD/EMTDC搭建的系统模型。(Power system IEEE3 machine 9-bus system diagram and the corresponding parameters, and there use of PSCAD/EMTDC to build the system model.)