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1)  DPLL Frequency excursion
DPLL频率跟踪
2)  frequency tracking
频率跟踪
1.
A sampling measurement algorithm without frequency tracking based on electronic instrument transformer;
基于电子式互感器的无频率跟踪采样测量算法
2.
Current feedback frequency tracking control with matching of piezoelectric;
压电超声换能器电端匹配下的电流反馈式频率跟踪
3.
Research on the Frequency Tracking System of HF-Inverter Power Controlled by PI-DPLL;
基于PI-DPLL的高频逆变电源频率跟踪系统的研究
3)  frequency tracing
频率跟踪
1.
A new method based on correlation theory and frequency tracing algorithm is presented .
针对应用虚拟仪器技术测量旋转动力机械扭矩的原理与算法进行了研究,提出一种频率跟踪基于相位差测量扭矩新方法。
2.
Through DC input voltage regulation and circuit resonant frequency tracing,approximate linear load power regulation can be realized by the power supply.
利用电路谐振产生高频高幅值的正弦波电压的介质阻挡放电电源,通过调整电源的逆变电路的直流输入电压,同时逆变电路开关频率跟踪电路谐振频率,可以实现介质阻挡放电负载功率的近似线性调整。
3.
because of bridge rectifier adopting APFC technology and inverter adopting the frequency tracing technoiogy of no phase difference, which have very important significance on effective running of power network? frequency conversion power supply and loading.
其整流器采用APFC技术 ,逆变器采用无相差频率跟踪技术 ,使输入和输出的功率因数都得以提高 ,这对电网、变频电源和负载的有效运行具有重要意
4)  frequency-tracking
频率跟踪
1.
Experimental results show that the energy transmission system is capable of automatic frequency-tracking and transmission power-adjusting and has stable received energy.
报道了一种消化道微创诊疗微系统的无线体外供能装置,它主要由利用锁相环的自动频率跟踪电路和采用移相的调功电路构成。
2.
In consideration of the process of card wire heating operation,a strategy of frequency-tracking with integral action separation and DPLL(digital phase-locked loop) is employed to work out a high frequency induction heating power with 100 kHz/5 kW for on-line card wire annealing.
根据梳理机用齿条热处理工艺的要求,采用积分分离法与DPLL(数字锁相环)相结合的频率跟踪策略,设计了一台100 kHz/5 kW的高频感应加热电源,对齿条进行在线退火处理。
3.
The paper studies digital control scheme of resonance inverter frequency-tracking based on all digital phase-locked loop.
本文主要研究了基于全数字锁相环的谐振型逆变器频率跟踪的数字化控制方案。
5)  frequency track
频率跟踪
1.
The 100kW inductive heat power frequency track research;
100kW感应加热电源频率跟踪的研究
2.
SCM control for frequency tracking in induct heating device;
感应加热装置中频率跟踪的单片机控制
3.
This paper proposes a control system with the nophase difference of frequency track devised on the basis of the CD4046 integrated phase locked loop.
实现了一种由CD4046集成锁相环设计的应用于感应加热电源的无相差频率跟踪控制系统,并就锁相瞬态性能进行了重点分析与设计,还就控制系统的相位补偿等问题进行了分析讨论。
6)  tracking frequency
跟踪频率
补充资料:频率计量(见时间频率计量)


频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology

  口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
  
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条