Phase-locked High Precision Speed Control of High Speed Brushless DC Motor for Magnetically Suspended CMG;
一种磁悬浮CMG用高速无刷直流电动机锁相高精度稳速控制系统设计方法研究
The principle of phase-lock true RMS(Root Mean Square) measuring is analyzed.
分析了锁相真有效值测量的工作原理,需使测量系统一直跟踪电源频率的漂移,并把工频电源的周期严格N等分,才能消除原理性测量误差。
The phase-lock inverter circuit is designed through in-loop constant and outer-loop dynamic time compensating.
分析了串联谐振逆变器在零电压换流模式下的换流过程,得出了器件的最佳开关时刻和吸收电容、触发脉冲的死区宽度之间的关系,提出了一种使器件工作于零电压开关(ZVS)条件时的逆变控制策略,设计了环内固定延时和环外动态延时来完成ZVS控制的逆变锁相电路,并进行了仿真和试验。
Improve output characteristics of diode laser arrays using phase lockingtechnique with an external cavity;
外腔锁相改善半导体激光器列阵输出光束特性
01, and phase locking when A was above (0.
01时,系统运动模式是锁相的。
On a systems basis, the 60 harmonic wave phase locking and frequency stabilization of the voltage control oscillator is successful.
在此基础上,完成了最高60次谐波的3mm压控振荡器锁相稳频工作。
On the basis of phase lock and synchronization principles,modules of frequency divider and synchronizer are constructed in complex programmable logic device which is programmed by VHDL.
该方法以锁相和同步原理为基础,使用硬件描述语言(VHDL)进行编程,在复杂可编程逻辑器件(CPLD)中建立分频、同步硬件模块。
Point to disturbance and real-time command in the process of phase lock for digital UPS, design of phase lock arithmetic based on TMS320LF2407A was proposed in this paper.
针对数字化UPS锁相中存在的干扰和要求实时性较强的问题,提出基于TMS320LF2407A芯片的逆变锁相算法。
This paper introduced the application of the MCS 51 used in the phase lock of UPS.
介绍了MCS - 5 1单片机在不间断电源 (UPS)的波形锁相中的应用 ,论述了所应用的几种方法的优缺点 ,对各种方法所出现的问题进行了分析并提出了解决方法。
Interpolation method of phase-locking Moire fringe;
锁相式莫尔条纹信号细分方法
Locating collimating lens positioned in an external cavity for phase-locking a diode laser array;
半导体激光器列阵外腔锁相中准直透镜的位置选择
Implementing the Clock Synchronization in ADSL Systems Using the Digital Phase-locking;
数字锁相实现ADSL系统中的时钟同步
Additionally, by using phase-locked loop technique the new AFM has simplified structure and high anti-jamming capability.
论述了一种新颖的原子力显微镜,它利用硅微探针的特殊结构和相关光学系统所引起的点衍射干涉现象[1]来扫描成像,因为硅微探针被用作反射型点衍射板,故光路完全共路,再结合锁相检测技术,使得该仪器抗干扰力极强且结构精巧紧凑,可适用于测试软硬不同材料样品,对软质高分子膜材料检测得到了实际的链状结构。
Taking the rubidium atomic oscillator as the reference source, this paper compares the conventional frequency multiplication technology with the phase-locked frequency multiplication technology.
本文以原子钟作为参考源,把传统倍频技术和锁相倍频技术进行了对比试验,给出了试验结果,证实利用锁相技术可以解决原子钟的相位噪声问题。
The digital Phase-locked loop for speed regulation is made up of digital comparator,voltage-controlled oscillator,low pass filter,thyristor power amplifier and other components.
锁相环数字调速系统，由数字比较器、压控振荡器、低通滤波器、晶闸管整流电源等环节构成。