four_gen_DC

说明：  机组组合算法优化相关内容，均有注释，英文注释，电力系统经济调度的优化(economic disptch Specific Program of economic dispatch algorithm in electric power system)

地震走时反演 二维 慢度 成像 值得收藏(Seismic travel time inversion)

This simulation presents a PI algorithm control strategy for PV system connected to a three-phase voltage source inverter of a distributed generation system in the stand-alone operation mode to guarantee good performance of the load output voltage

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 )

C++编写的水电费管理系统 包括管理员和员工登陆 密码修改 水电费的基本增删改查(C++ Utility management systerm manager and employee login Utility bills add delete update search)

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 )

地震弹性波正演，边界条件是最优的cpml，包括各向异性，粘弹等，很有用(Seismic elastic wave forward, the boundary conditions are optimal cpml, including anisotropy, viscoelasticity, etc., useful)

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.)

直流断路器 pscad DEMO 可以使用(DC BREAKER DC circuit breaker)

说明：  实现了以输出电压及其一阶导数为状态变量的无差拍控制的仿真(Realized by the output voltage and its first order derivative of state variable simulation of deadbeat control)