科里奥利质量流量计

计及负频率影响的科里奥利质量流量计信号处理方法

New signal processing method with negative frequency contribution for Coriolis mass flowmeter

文摘：为了了解用科里奥利质量流量计测量气体流量的有效性，用实验方法给出测量结果。

Abstract : To understand the effectiveness of the gas flow measurement by using Coriolis mass flowmeter ( CMF ), the result of measurement is given by experimental method .

谐振式科里奥利质量流量计（CMF），依靠测量管路工作在谐振状态产生的科氏力效应实现流体流量的测量。

Resonant Coriolis mass flowmeter ( CMF ) measures liquid mass flux via the Coriolis theory of the measurement tubes resonant vibration .

科里奥利质量流量计（CMF）具有两大优势：直接测量质量流量；并行地测量流体密度。

Coriolis Mass Flowmeters ( CMF ) have two significant advantages : direct measurement of mass flow and independent measurement of fluid density .

应用有限元模态分析方法，对科里奥利质量流量计（CMF）单直管简化模型进行了模态分析。

The modal analysis for single straight tube simplified model of Coriolis mass flowmeter is implemented by using finite element modal analysis method .

采用比IIR型计算更为简单的自适应格型陷波滤波器对科里奥利质量流量计的流量传感器的输出信号进行滤波并求得其频率；

An adaptive lattice notch filter , whose calculation is simpler than that of the IIR type notch filter , is applied to filter the sensor output signal of Coriolis mass flowmeter and calculate its frequency .

采用滑动Goertzel算法计算科里奥利质量流量计信号的相位差时，存在较长的收敛过程，其主要原因之一是忽略了负频率成分的贡献。

Because the contribution of negative frequency is neglected in the algorithm , long convergence process exists when calculating phase difference between two signals of Coriolis mass flowmeter using sliding Goertzel algorithm .

基于DTFT递推算法，提出了一种计及负频率影响的科里奥利质量流量计信号处理方法。

A new signal processing method for Coriolis mass flowmeter is proposed , which is based on the recursive DTFT algorithm and considers the contribution of negative frequency .

现代的科里奥利质量流量计有直接获取与质量流量有关的信号；不受被测介质影响；

The flowmeter can get the signal of mass flow directly ;

科里奥利质量流量计灵敏度的理论分析

Theoretical analysis of the sensitivity of a Coriolis mass flow meter

基于科里奥利质量流量计动态数据测量研究

The Research of Dynamic Measurement Based on Coriolis Mass Flow Meter

科里奥利质量流量计Ω形测量管的有限元分析

Finite Element Analysis of Q Tube Coriolis Mass Flow Meter

科里奥利质量流量计在储存交接计量中的应用

Application of Coriolis Mass Flowmeter in Metering of Custody Transfer

环形管科里奥利质量流量计的激振和信号检测

The Excitation Principle and Signal Measurement of Ioop-tube Coriolis Mass Flow Meter

科里奥利质量流量计的原理及其误差分析

The Principle of Coriolis Mass Flow Meter and Error Analysis

应用科里奥利质量流量计的车载油耗记录分析仪

Vehicle Oil Consumption Recorder / Analyzer Adopting Coriolis Mass flowmeter

U型科里奥利质量流量计的力学分析与灵敏度计算

Mechanics Analysis and Sensitive Character Calculation of the U type Coriolis Mass Flowmeter

直管科里奥利质量流量计理论设计及灵敏度分析

Design Theory and Sensitive Character Analysis of the Straight Tube Coriolis Mass Flowmeter

驱动系统是科里奥利质量流量计的重要组成部分之一。

The driving system is an important part of Coriolis mass flow meter .

兰成渝成品油管道科里奥利质量流量计的检定

Calibration on Coriolis Mass Flowmeter ( CMS ) in Lanzhou-Chengdu-Chongqing Products Oil Pipeline

基于时变信号模型的科里奥利质量流量计信号处理方法

A Signal Processing Method for Coriolis Mass Flowmeter Based on Time-varying Signal Model

科里奥利质量流量计的信号处理方法的研究

Research on Signal Processing Method for Coriolis Mass Flowmeter

基于正交解调的科里奥利质量流量计信号处理方法研究

Research on Signal Processing Method Based on Quadrature Demodulation for Coriolis Mass Flowmeter

科里奥利质量流量计在烟草自动加香系统中的应用

Application of Coriolis Mass Flowmeter in Automatic Flavoring System

科里奥利质量流量计信号频率跟踪方法研究现状与展望

Present Status and Prospects of Time-varying Frequency Tracking Methods for Coriolis Mass Flowmeter

用科里奥利质量流量计测量气体流量

The Gas Flow Measurement by Using Coriolis Mass Flowmeter

科里奥利质量流量计动态特性的研究

Study on Dynamic Characteristics of Coriolis Mass Flowmeter

互相关在科里奥利质量流量计中的应用

Application of correlation theory in Coriolis mass flowmeter

科里奥利质量流量计的选用

Selection and Application of Coriolis Mass Flowmeter

科里奥利质量流量计在线连续测量流体密度的理论分析

Theoretical Analysis of Coriolis Mass Flow Meter for on Line Continual Determination of Fluid Density