01327802

modélisation de la génératrice asynchrone a double alimentation

OFDM系统中基于奇异值分解降秩的MMSE信道估计算法，非常经典(OFDM channel estimation by singular value decomposition.pdf)

矢量控制与直接转矩控制是当前主要的两种电机变频调速控制方法，已在两相交流感应电机中得到 了应用。分析了两相不对称电机矢量控制和直接转矩控制原理以及两相三桥臂逆变器的SVPWM实现方法； 运用Matlab的Simulink建立了两相不对称交流感应电机矢量控制和直接转矩控制调速系统的仿真模型，并 对两种控制系统进行了仿真研究，给出了仿真波形，进行了特性比较． 关键词：两相电机；矢量控制；直接转矩控制；SVPWM；MATLAB；仿真(Vector Control and Direct Torque Control is currently the main method of frequency control of two motors, has been in two-phase AC induction motor has been applied. Analysis of asymmetric two-phase motor vector control and direct torque control principle and two-phase SVPWM inverter arm Bridge Implementation the use of Matlab in Simulink to establish a two-phase AC induction motor asymmetry of vector control and direct torque control modulation speed of system simulation models, and the two control system was simulated, the simulation waveform characteristics were compared. Key words: two-phase motor vector control direct torque control SVPWM MATLAB Simulation)

卡尔曼1960年原著论文,英文原版,详细的理论推倒,具有较高的学术价值(Kalman 1960 original papers, the English original, detailed theoretical overturned, with high academic value)

说明：  银行排队系统的VHDL程序实现，可以实现排队顾客自动取号，查看前面排队人数，银行服务柜台号等。(Bank queuing system VHDL program can be achieved automatically check its customers lined up to view the queue in front of the number of its banking services, such as counters.)

通信中星座图的完整详细解释，里边包含具体的星座图由来以及具体的实现程序。(Constellation communication full explanation in detail, which include specific constellation diagram of origin as well as the concrete implementation process.)

Camera GC0329 0.3M FPC EFL=1.82mm

：介绍了一种基于数字信号处理器（DSP）的移相调频（Phase-Shifted and Frequency-Varied，PSFV）PWM控制 逆变电源，给出了主电路拓扑结构，分析了其控制原理并设计了其控制程序流程图。新颖的PSFV 控制能够实现输出 电压90％的调整率，输出电流波动小于单纯移相调功PWM方式，并在轻载时保持连续。功率开关器件零电压零电流 通断（Zero-Voltage-Zero-Current Switching，ZVZCS）软开关的实现，有利于进一步提高开关频率和降低开关损耗。采用 高性能的专用DSP 芯片TMS320F2812 实现了系统的数字控制，满足了系统控制的灵活性和实时性，减小了系统的 体积和生产成本。仿真分析和实验结果证明了此控制模式的可行性与合理性。()

非常好的路由器、交换机配置介绍，希望能给大家带来帮助。(very good router, switch configuration, in the hope of giving us some help.)

本程序是移动通信中多径衰落信道的Matlab仿真，对移动通信中的瑞利信道、高斯白噪声信道、伦琴信道给出了simulink的系统模型，并在MATLAB中编写程序仿真。(This program is used for simulating the multi-path fading channel in mobile communication. The simulation tool is matlab. Rayleigh fading model,AWGN model and Rician fading modle is given in simulink.)