DFIG_V4_November_2010

说明：  improved algorithmto control APF

说明：  对于电力系统网络，当其发生小电流接地故障时，分析其特性(For power system network, its characteristics are analyzed when a small current grounding fault occurs)

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 )

将地震数据进行频率波数域变换，可以进行分析与去燥等处理。(Transform seismic data into frequency wavenumber domain)

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.)

说明：  异步电机速度、电流、磁链闭环控制，电流控制采取滞环控制，动态跟踪效果较好。(The closed-loop control of speed, current and flux of induction motor and hysteresis control of current control have good dynamic tracking effect.)

SVPWM, 永磁风电，含有桨距角控制，记得先打开运行库。(SVPWM, PMSG. Pitch control included. Do remember to open the vector library first.)

风光互补发电系统的知识，最大功率跟踪控制方法的介绍和研究(the content on wind and solar hybrid power generation system and the introduce about the maximum power point tracking)

风力发电机PMSG模型设计，simulink仿真文件(PMSG model design of wind power generator, Simulink simulation file)

说明：  Wind2.m读取文件“wind turbine parameters.txt”中关于风机参数生成文件“wind speed and pressure distribution.txt”生成根据叶片高度变化的wind pressure2.(The code Wind1.m will read wind turbine rotor paratmers in wind turbine paramters2.txt and generate the wind pressure distribution along the blade.)