流量计

CO2的浓度含量对超声波气体流量计的精度影响

Influence of carbon dioxide concentration on the measurement accuracy of ultrasonic gas flowmeter

V锥流量计表面压力分布的数值模拟研究

Numerical Simulation of Surface Pressure Distribution of Cone Flowmeter Based on Fluent Code

这流量计可以处理气体，液体，泡沫状物和稀浆等

The meter handles gases , liquids , foams , and slurries .

特别是工业中对一些具有腐蚀性的液体的流量测量，普通的流量计根本无法测量

Especially , the measure of some causticity liquid is very difficult using the old flow meter .

PLC在流量计自动标定系统中的应用

The application of PLC to automatic calibration system of flowmeters

因而本文在分析国内外电磁流量计发展现状和趋势基础上，采用ARM系列中的新型微处理器来开发了新型的智能电磁流量计的转换器。

An electromagnetic flowmeter converter based on ARM is presented in this thesis .

基于DSP的超声波流量计的设计

Design of Ultrasonic Flow Meter Based on DSP Processor

基于DSP的超声波流量计

The Ultrasonic Flowmeter Based on DSP

两相流相关流量计的MonteCarlo模拟

Monte Carlo simulation for two & phase fluid cross correlation flow measurement system

CMOS电路与大量程流量计的单片集成

On-chip Integration of CMOS IC and Mass Flow Meter

由于V锥流量计的这些特性，国内外对它进行了大量相关方面的研究。

Because of these characteristics , V-cone flowmeter has been lots of research in domestic and foreign .

基于CPLD的超声波流量计系统的研制

The Development of CPLD-based Ultrasonic Flowmeter System

DFT方法处理科氏流量计信号中关键技术的研究

Research of key technology in signal processing of Coriolis flowmeter with DFT method

以罗斯蒙特RFT9712/9739质量流量计为例，详细论述了计量仪表实时数据的采集方法，重点介绍了硬件连接方式和在VISUALBASIC5.0中的编程实现方法。

The collection of real-time data of Rosemount RFT9712 / 9739 mass flowmeter is discussed , hardware connections and programming method in visual basic 5.0 is introduced .

固体质量流量计在PTA装置的应用

The application of powder mass flowmeter in PTA plant

本文简要介绍了一种采用先进的同步解调技术和FFT信号处理技术设计的超声波多普勒流量计；

This paper describes an advanced Ultrasonic Doppler Flowmeter , which is combined synchronous demodulation technique with FFT .

基于HART通信协议智能螺旋流量计的设计

Design of intelligent helical flowmeter based on HART protocol

质量流量计与失重式给料器在PTA计量控制中的对比

Compare of mass flow meter and loss in feed in the metering control of PTA

用文中介绍出的流量计在特制的瞬态流量发生器上进行了广泛实验，确定了Cn中的常数项。

The constants in the C_n are determined experimentally by a transient flow generator rig .

HART协议在智能电磁流量计中的实现

Realization of HART protocol in intelligent magnetic flowmeter

基于FF协议的智能涡街流量计设计

Design of the Smart Vortex Flowmeter Based on FF Protocol

使用FLUENT大型计算软件，对流量计的旋流器流场进行数值模拟。如果实验跟计算吻合，则增强数据的可靠性。

Simulating numerically the flow field of swirler of flowmeter with Fluent so as to enhance the reliability of experimental data .

提出了基于蒸汽实流标准装置的差压式流量计通用仪表系数标定方法，并对V锥流量计进行实流标定测试。

Propose a coefficient calibration method for the non-standard differential pressure flowmeter based on steam flowmeter calibration facility , and test the calibration performance with real-flow in V-cone flowmeter .

本文介绍了智能变送器、质量流量计的原理、特点和性能，以及它们在生产和能源计量中与DCS相结合的实际应用。

Introducing principle and capability of the intelligentized transmission and mass flow instrument , they practically apply at produce and energy source measure with DCS .

文中提出利用涡街流量计和涡轮流量计的响应函数来控制气液分离，其控制算法是基于BP网络改进的PID控制算法。

The responsion functions of the eddy street flowmeter and the turbine control the separation of the gas-liquid , it 's arithmetic was based on BP neural network improved PID control .

为准确测量电站管道煤粉流量，设计了一种基于文丘里（Venturi）法的煤粉流量计。

A Venturi flow meter was designed to accurately measure the mass flow rate of pulverized coal in power plant pipelines .

在标定系统的控制方面，采用变频调节技术，由PLC、变频器和计算机进行精密控制和调节，实现了流量计标定过程的全自动化，并提高了生产效率。

It is concerned about achieving to completely automatic calibration process , by means of PLC and computer to control and regulate the whole industrial process , as well as adopting frequency conversion regulating technique .

提出了一种基于信号捕获的相位差检测方法，可用于双U型管Coriolis质量流量计的信号处理。

A new phase deviation signal detecting method based on signal capture technology is presented to deal with the signals of double U-shaped Coriolis mass flow meter .

本文从Navier-Stokes方程出发，提出一种能够预测介质粘度对腰轮流量计精度影响的理论模型。

On the basis of the Navier-Stokes equations , this paper presents a theoretical model which can predict the effects of fluid viscosity on the accuracy of the Roots flowmeter .

本实验用麻醉家兔和狗以电磁流量计测定了淫羊藿甙（EI）对脑血流的作用，结果表明，动脉和静脉给予EI均能显著增加脑血流量，降低腑血管阻力。

Effects of Epimedium Icariine ( EI ) on cerebral blood flow in vivo ( rabbit and dog ) were studied . In anesthetized rabbits and dogs , i.v.