This thesis made comprehensive mathematical analysis for three-phase PLL and simulation is executed as well.
论文在描述双级矩阵变换器原理的基础上,指出获取电网电压相位的重要意义,通过分析传统过零点采集的缺陷,提出具有抗干扰能力的三相锁相环是代替过零点采集获取电网电压相位的有效途径。
Design of a 2.5V 0.25 μm high-speed CMOS phase locked loop;
一种2.5V 0.25μm高速CMOS锁相环设计
Research on double-integrating A/D converter and phase locked loop frequency doubler;
双积分A/D转换器与锁相环倍频器研究
An improvement on thyristor trigger based on synchronous circuit of phase locked loop;
基于锁相环同步的晶闸管触发器的改进
DPLL Governing System of Preshrunk Finish Machine;
预缩机的数字锁相环调速系统
A Research of Fast Frequency Hopping Synthesizers based on PLL;
基于锁相环快速跳频源的设计
A PLL-based Digital DC-DC Controller;
基于锁相环的数字化DC-DC控制器
Relationship Analysis between PLL Phase Noise and PLL Bandwidth
锁相环相位噪声与环路带宽的关系分析
Analysis of the Magnitude Frequency Responses of Software Phase-Locked Loop and Its Loop Filter
软件锁相环环路滤波器和闭环幅频响应分析
Single-phase Phase-Locked Loop based on Modified Instantaneous Reactive Power Theory
基于改进瞬时无功理论的单相锁相环
Optimized implementation scheme of three phase phase-locked loop based on FPGA
基于FPGA的三相锁相环的优化设计方案
the environment as it relates to living organisms.
与生命机体相关的环境。
drum phase control loop
磁头鼓相位控制环路
The earrings suit you very well.
这对耳环和你非常相配。
interactions with abiotic environment
无生命环境的相互作用
The surroundings are harmoniously decorated.
环境布置相当和谐。
intergenerational cycle of poverty
世代相传的贫穷循环
The excess epoxy forms the "compatibility layer".
过剩的环氧形成“相容层”。
The overall environment is better.
大环境相对比较好。
the interaction between man and his environment = the interaction of man with his environment
人与环境的互相影响
Luan Tou and Li Qi compliment each other.
峦头理气互扣，举一反三，环环相接。
Analysis on the Relations between FDI、Enviroment Pollution and Enviroment Regulations of Guangdong Province
FDI、环境污染和环境规制的相关性分析
Judging the Stability of the Closed-Loop System by the Loop-Line on an Open-Loop Amplitude-Phase Characteristic Curve
按开环幅相特性上的环线判断闭环系统稳定性
Their ages and their environment were the same.
年龄相仿，所处的环境相同。
Study on the Phase Transfer Catalytic Epoxidation of Cyclohexene Oxidized by H_2O_2;
相转移催化H_2O_2环氧化环己烯合成环氧环己烷的研究