科氏质量流量计信号处理方法探究

摘要：科氏质量流量计因能实现高精度的直接质量流量测量，成为目前国内外发展最为迅速的流量计之一。文章首先介绍了科氏质量流量计的基本原理与性能，随后综述了国内外关于科氏质量流量计的信号处理方法，并在此基础上对其发展趋势进行了展望。

关键词：科氏质量流量计；信号处理；离散傅里叶变换；相关法；希尔伯特变换法

Exploration of Signal Processing Methods for Coriolis Mass Flowmeter

XU Yuan， DAI Xianzhi

（School of Electronic Information Engineering， West China Normal University， Nanchong 637009， China）

Abstract： The Coriolis mass flowmeter has become one of the fastest developing flowmeters both domestically and internationally due to its ability to achieve high-precision direct mass flow measurement. The article first introduces the basic principle and performance of Coriolis mass flow meters， then summarizes the signal processing methods of Coriolis mass flow meters at home and abroad， and based on this， looks forward to its development trends.

Key words： coriolis mass flow meter; signal processing; discrete fourier transform; relevant laws; hilbert transform

科氏质量流量计是一种利用科里奥利效应原理直接测量管道流体质量流量的仪器，由传感器与变送器两部分组成。（剩余4930字）

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