distance_protection

各向异性q模拟， 适应于地震资料处理反演实验(U-58 Ani Q- Anisotropic Q modeling Yaping Zhu May 2006 Confidential to the Consortium until 1 Aug 2009 Contents of this directory are Matlab packages to perform the following tasks. HomoPlaneAttVTI, Yaping Zhu, complex wavenumber for "homogeneous" plane P-SV wave propagation in VTI media with VTI attenuation Note: "Homogeneous" here means that the real and imaginary parts of the wavevector are parallel to each other. HomoPlaneAttORT, Yaping Zhu, complex wavenumber for "homogeneous" plane P-wave propagation in orthorhombic (ORT) media with ORT attenuation Note: "Homogeneous" here means that the real and imaginary parts of the wavevector are parallel to each other. RotCij, Yaping Zhu, Bond transformation of the Cij matrix (6x6) EffQTI, Yaping Zhu, Effective attenuation- and velocity-anisotropy parameters for finely-layered VTI media composed of arbitrary number of constituents )

说明：  IEEE5节点经典算例程序，非常完整的潮流计算程序，对电力系统自动化专业的学生非常有用 (IEEE5classic example node procedure is a complete flow calculation procedure of the power system is very useful for students Automation)

boost电路电压电流双环控制，参数选择(Double loop control of boost circuit)

优秀论论及对应源码。电力系统配电网的无功优化规划是保证配电网安全、经济运行的一项有效手段，是降低网损、提高电压质量的重要措施。因此，电力系统配电网无功优化规划问题的研究，既具有理论意义，又具有工程实际应用价值。配电系统最优规划问题是一个复杂的非线性组合优化问题，至今未得到很好的解决。Tabu搜索(TS—Tabu search)算法是近年来出现的用于求解组合优化问题的一种高效的启发式搜索技术。本文采用固定并联电容器作为研究对象对系统进行无功补偿，并利用智能优化方法得到使配电网损耗降低最大对应的最优节点解。并在补偿容量的邻域搜索方面做了改进，采用扩大邻域搜索范围以达到全局最优的效果。用IEEE的两个算例得出的计算结果证明了这种方法的可行性。(Excellent deals on the corresponding source code. Power system with reactive power distribution network optimal planning is to ensure the safety, economic operation of an effective means of reducing the net loss, an important measure to improve the voltage quality. Therefore, the power system reactive power optimization of distribution network planning study, not only has theoretical significance, but also has practical engineering value. Optimal distribution system planning is a complicated nonlinear optimization problem, has not been solved. Tabu Search (TS-Tabu search) algorithm is used in recent years for solving combinatorial optimization problems an efficient heuristic search techniques. In this paper, as the research object of fixed shunt capacitors for reactive power compensation system, and using intelligent optimization method to reduce the loss of the largest distribution network node corresponding to the optimal solution. Compensation capacity in the neighborhood search are)

说明：  基于bpa的IEEE118节点算例,包含全部发电机、线路、负荷、变压器等(An IEEE118-node example based on BPA)

abaqus焊接高斯热源子程序for文件，能运行的(ABAQUS welding Gauss heat source subroutine for file, able to run)

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：  基于PSCAD的IEEE39节点测试系统，可实现电磁暂态仿真、机电暂态仿真以及小信号稳定性仿真分析等。通过E-TRAN将PSS/E数据转换为PSCAD模型，模型包含有E-TRAN的元件库等。(IEEE New England 39-bus test system based on PSCAD/EMTDC. The model can be used in electromagnetic transient simulations, electromechanical transient simulations, and small-signal stability simulations. The model is developed by using E-TRAN to transform PSS/E data to PSCAD/EMTDC model.)

基于labwindows CVI , 可用于控制Agilent 3643直流电源的输出电压(base on Labwindows CVI, used for contrlling Agilent 3643)

说明：  模拟了单电池层间的能量守恒，即燃料电池电堆热传输模型，算法为四阶-五阶Runge-Kutta法：横坐标为单电池厚度，纵坐标为温度，模拟时长1000s(The energy conservation between layers of single cell, i.e. the heat transfer model of fuel cell stack, is simulated. The algorithm is Runge-Kutta method of fourth-fifth order: the abscissa is the thickness of single cell, the longitudinal coordinate is the temperature, and the simulation time is 1000s.)