This paper introduces a system of harmonic analysis,which applies quasi-synchronous sampling arithmetic and DSP.
系统硬件选用主从式双处理器结构,主处理器(单片机)负责人机交互及DSP的Bootloader等,从处理器(DSP芯片)专门负责数据处理;软件采用定点机浮点化运算,自定义浮点类型简化运算,提高运算速度和有效位数,系统在谐波分析中利用准同步算法,提高非正弦周期信号非同步采样情况下电网参数运算的准确度。
The quasi-synchronous sampling arithmetic is applied to solve the problem of electric energy measuring on periodicity ab.
该表引入光电式电流互感器元件,自行设计悬浮式电源,解决了高压侧供电问题;采用高速、低功耗微处理器,实现高端电能计量,克服了传统高压电能表普遍存在的防窃电效果差的缺点;在软件上应用准同步算法,较好地解决了周期性畸变波形下电能的准确计量问题。
The quasi-synchronous algorithm is introduced,and the quasi-synchronous algorithm and DFT algorithm are integrated,and thus the accuracy of the calibration method influenced by the frequency vibration will be significantly improved.
针对当前电子式互感器校验过程中存在的问题,依据IEC60044-7和IEC60044-8,讨论了电子式互感器校验技术的基本原理和方法,并提出了一种新的校验方法,该方法引入准同步算法,并使该算法和DFT算法相结合,有效抑制了因电网频率波动而导致的非同步采样对校验结果的影响,最后对校验方法的实现过程进行了实验,验证了该方法的性能及效率,为电子式互感器检验装置的研制提供了有力的理论支持。
Reactive Power Measurement Based on Quasi-synchrony Algorithm and IIR Hilbert Transformer
基于准同步算法和IIR-Hilbert变换器的无功测量
The Development of a Dissipation Factor Measurement System Based on the Quasi-Synchronous Caculation Method;
基于准同步算法的介质损耗因数测量系统的研制
The Study of Synchronization Algorithm for OFDM System Based on IEEE802.11a Standard;
基于IEEE802.11a标准的OFDM系统同步算法研究
Synchroclock Implementation of Multiple Calibration Algorithm Based on FPGA
基于FPGA的多通道校准算法同步实现
A study of frame synchronization algorithm based on IEEE 802.16 standard
基于IEEE 802.16标准的帧同步算法研究
The Research on CCSDS-Based Frame Synchronization Algorithms and FPGA Implementation
基于CCSDS标准的帧同步算法研究及其FPGA实现
Quasi-adaptive frequency synchronous method for IR-UWB system
IR-UWB通信系统的准自适应频率同步算法
Research on FPGA Realization Algorithm of OFDM Synchronization Algorithm
OFDM的同步算法的FPGA实现算法研究
A Timing Acquisition Algorithm with flexible search step sizes for UWB Signals
一种可变搜索步长的UWB同步捕获算法
Design of Symbol Synchronization and Carrier Synchronization for CMMB System
CMMB接收机符号同步与载波同步算法设计
Quasi-synchronous sampling technology and its DSP realization
准同步采样技术及其DSP实现方法
The Reacher of Synchrodrive Algorithms on Asynchronous Motor s Variable Frequency Speed Regulation;
交流异步电机变频调速同步传动算法研究
On Synchronization Algorithms for Orthogonal Frequency Division Multiplexing Systems in Multipath Fading Channels;
多径信道下OFDM系统同步算法研究
Phasor Measurement Unit Optimal Placement Algorithm Research;
同步向量测量单元优化配置算法研究
The Simulation and Analyze of Synchronization for OFDM;
OFDM系统中的同步算法仿真与性能分析
Algorithm Research on Synchronization for the Multi-User OFDMA System;
多用户OFDMA系统同步算法研究
A Data-aided Synchronization Algorithm Based on TDT for UWB System;
基于TDT的UWB系统非盲同步算法
Synchronization Algorithm Based on OFDM Wireless Communication System;
基于OFDM无线通信系统的同步算法研究