Application of Hysteretic Vector Control in Doubly Fed Wind Generator 滞环矢量控制在双馈风力发电机中的应用
The fast and constant velocity vector generator for computer information display he can outdraw any other gunman. 计算机信息显示快速恒速矢量产生器他拔枪速度快于任何其他枪手。
A sensorless vector control method for MW level permanent magnet synchronous generator 兆瓦级永磁同步风力发电机无速度传感器矢量控制方法研究
Vector control of a doubly fed induction generator for stand-alone shaft generator systems 独立运行的双馈异步轴带发电机矢量控制系统
The speedometer was touching 120 mph. the fast and constant velocity vector generator for computer information display 速度计显示时速达120英里.计算机信息显示快速恒速矢量产生器
A high speed analog vector generator based on constant velocity 高速匀速式模拟线发生器
The Vector Control Theory for Doubly Fed Induction Generator 双馈异步风力发电机矢量控制及并网研究
A concurrent fault simulator is used to simulate test vectors both on logic and timing in ATPG. The test vector generator uses the simulating information, avoiding generating invalid vectors. 使用并发故障模拟器从逻辑上和时序上对生成的测试矢量进行仿真,测试矢量生成器使用该仿真信息,以避免生成失效测试矢量。
The vector generator is specially used for SVPWM space vector generation of the multi-levels converter, by a series of software and hardware. 矢量发生器是专门用来实现多电平变换器SVPWM矢量发生的软件模块。
The set-up is a circuit network composed of a number of highly accurate microwave IQ vector modulators and a noise generator. 它的主体是由一组高精度数字式微波IQ矢量调制器和一个噪声源组成的网络。
This article separately simulate the table-inquire method and the disassembly of reference voltage method with MATLAB software, then educe the concept of "vector generator". 本文用MATLAB软件分别对查表式和参考电压分解式多电平矢量发生进行仿真,验证了几种矢量发生方法的可行性,然后在这基础上提出矢量发生器的概念。
It uses a constant velocity analog vector generator and fast deflection amplifier. 该装置采用了匀速模拟式线发生器及高速偏转放大器,配有多种人-机交互手段以及脱机图形处理软件。
Modeling and simulation of vector control system of AC excited generator 交流励磁发电机矢量控制励磁系统建模与仿真
The paper has analyzed the mathematic model of the AC excited doubly-fed machine and the stator flux oriented vector control strategy of the motor as vscf wind power generator firstly. 论文首先分析了交流励磁双馈电机的数学模型和在追踪最大风能捕获变速恒频风力发电时必需的定子磁链定向矢量控制策略;
In this page a BIST test vector generator used for IDDT test is designed. 本文设计了一种用于瞬态电流测试的BIST测试向量生成器。
After setting forth the vector control technology of AC excitation generator in detail, the core device of the excitation system named SPWM frequency inverter is studied. 在详细地阐述了交流励磁发电机励磁系统的矢量控制技术后,研究了励磁系统核心装置SPWM变频器。
The results indicate that the vector control AC excitated generator has better dynamic performance and ensure the output voltage is constant frequency and constant voltage basically. 本文研究结果表明,采用矢量控制的交流励磁发电机系统具有较好的动态性能,能够基本保证输出电压的恒频恒压。
Test-vector Generator for Digital Visual Interface Based on FPGA 基于FPGA的数字视频接口(DVI)测试向量发生器
Taking the advantage of back to back PWM converters, combining with AC excited electricity generating technology and the vector control strategy, the model of vector control scheme of doubly fed induction wind generator excited by the back to back PWM converters has been built. 根据双PWM变换器的优点并结合交流励磁发电技术和矢量控制技术,建立了双PWM变换器励磁的双馈感应风力发电机矢量控制系统模型。
A FPGA-DSP Based Space Vector Generator for Three-Level Inverters 基于FPGA-DSP组合的三电平逆变器空间矢量发生器
Based on the characteristic of the doubly-fed induction generator, combining the vector control way, a new high-power doubly-fed induction generator's cut-in way: "isolated island" cut-in way provided. 基于双馈发电机的特性并结合矢量控制的方式,提出了一种新型的大功率双馈发电机并网方式:孤岛并网方式。
The system uses vector control theory to co operate the gasoline engine generator set and battery inverter set by means of soft switching pulse density modulation ( PDM) converters. 系统采用间接矢量控制技术,通过高频交流脉冲密度调制接口变换器,对功率进行协调控制。
Stator flux-oriented vector control of AC-excited generator 交流励磁发电机定子磁场定向矢量控制
To realize the independent control of active power and reactive power of generators, the vector control strategy is usually used in a doubly-fed generator. 目前双馈风力发电机普遍趋向于采用矢量控制策略,实现发电机有功、无功功率的独立控制。
The test set is mainly used for WCDMA terminal R& D and production testing, which integrates and achieves the functions of WCDMA system simulator, broadband vector modulation signal generator and RF signal analyzer. 作者在硕士期间参与了WCDMA终端测试仪的研发工作,该测试仪主要用于WCDMA终端的研发和生产测试,具备WCDMA系统模拟器、WCDMA宽带矢量调制信号发生器、射频信号分析仪的功能。
Therefore, in this dissertation, a novel stator-flux orientation strategy based on vector control is proposed to regulate the PMFS generator output voltage with field strengthening or weakening. 由此,论文提出一种基于矢量控制的发电机输出电压控制系统,通过增磁或弱磁来实现电机电压的稳定输出。
In detail, firstly digital baseband signals are generated through the radar signal generation and system control software, put into the multiple vector signal Generator and turned into coherent analog signals required for test. 具体的流程是:首先通过雷达目标环境产生及系统控制软件来产生数字基带信号,接着将产生的数字基带信号导入多台矢量信号源生成测试所需的相参模拟信号。
Combining with the electrical vector relationship of permanentmagnet generator, four types of PWM converter control strategy are introduced. 结合永磁发电机电气向量关系,引入了四种PWM变流器的控制策略。
Focusing on super-short-term wind power forecasting, the main contributions of this thesis are listed as follows: 1. Support vector machine regression model and wind generator power curve model are established based on SVM principle. 本文主要围绕超短期风电功率预测,重点展开了以下研究:1.以支持向量机原理为基础,建立支持向量机回归模型,实现风电功率直接预测。
In order to simulate the thrust vector produced by the rocket motor, a deflecting force generator is designed based on the mechanical structure of main force calibration device. The deflecting force generator implements the thrust vector calibration. 为模拟火箭发动机产生的推力矢量力,在主推力校准装置的基础上设计了偏斜加载装置,实现了矢量力的加载校准。