同步的

It does not need an external power supply to excite the rotor field and hence the field winding and slip rings are eliminated. This thesis sets up the mathematical model of the permanent magnet synchronous motor in SIMULINK.

本文主要研究了永磁同步电机交流伺服系统的建模仿真和基于TMS320LF2407A数字信号处理器的系统实现，主要内容如下：建立了永磁同步电动机在dq坐标系中的数学模型，在SIMULINK中建立了仿真模型。

10 Multifunction Intelligent DAQ using LabVIEW FPGA, 8 analog inputs, independent sampling rates up to 200 kHz, 16-bit resolution,±10 V,8 analog outputs, independent update rates up to 1.0 MHz, 16-bit resolution,±10 V,96 digital lines configurable as inputs, outputs, counters, or custom logic atrates up to 40 MHz,User-defined triggering, timing, and onboard decision making with 25 ns resolution,1M gate reconfigurable I/O FPGA for parallel processing power

2.10 使用LabVIEW FPGA模块的可重新配置多功能I/O，8路模拟输入、200 kHz同步采样率、16位分辨率、±10 V，8路模拟输出、1 kHz同步采样率、16位分辨率、±10 V，96条可配置的数字线，具有40 MHz输入、输出、计时器或自定义功能，25 ns分辨率的可配置触发、定时、板载决策，1百万门可重新配置I/OFPGA，带有82 kB嵌入式RAM

They include: 1. A supersonic beam of NO molecule mixed with Ar atom is ionized by VUV synchrotron radiation from Hefei Light Source at National Synchrotron Radiation Laboratory.

它们包括： 1。首次利用国家同步辐射实验室合肥光源的真空紫外同步辐射，使NO分子和Ar原子混合物的超声分子束发生光电离，测量了Ar，NO和异类团簇Ar·NO的光电离效率谱。

The control system can realize synchronous operations where both linear velocity is the same and speed difference is of high precision.

将它用于印染联合机的鉴频鉴相控制系统，可使该系统实现线速度相等的同步运行和高精度的速差同步运

So far the sufficient criteria for chaos synchronization of the master-slave Lur'e systems via replacing variables control have not been studied sufficiently.

实例仿真结果验证了这些判据的正确性，并证实在许多情况下，由这些代数判据确定的同步条件弱于现有判据确定的同步条件。

It produces trigger pulse by comparing the!synchronous signal integral with the phase shift signal,and has the ability of resisting synchronous signal high frequency interference and wave distortion.

同步信号的积分与移相信号比较产生触发脉冲，抗同步信号的高频干扰和波形畸变的能力强。

Furthermore, the effects of the power system transient on synchronized phasor measurement are investigated in the thesis.

研究了电力系统暂态过程对同步相量测量的影响。分析了电压互感器的特性对母线电压同步相量测量的影响。

Firstly, there is a discussion of software and hardware platform of wireless sensor networks.

软硬件平台的性能是时钟同步方案设计和实现的基础，也是制约同步性能的重要因素。

Based on the principles of synchronous production and constraints management, an approach of synchronous production schedule, w.

根据同步生产的思想和约束管理的原则，提出一种生产进度的同步化方法。

Permanent Magnet Synchronous Motor has the feature of strong nonlinear, coupling and parameter time-varying. The Proportional and integral part of traditional PI controller is fixed and unable to meet high precision requirements of PMSM speed control.

永磁同步电机是具有强非线性、强耦合和参数时变特性的被控对象，传统PI 控制方法作为一种线性控制其比例、积分环节的参数固定不变，不能满足永磁同步电机对高精度的要求。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。