在天然气流量测量中常常遇到脉动流的干扰。
The interference of pulsating flow is usually meeting in natural gas flow measurement.
目前，孔板流量计仍是最主要的天然气流量计。
本文叙述了用音速喷嘴在线标定差压式天然气流量计。
This article describes on line proving of natural gas flow meters by using sound speed nozzles.
研究表明：神经网络在凝析天然气流量测量中具有较大的应用潜力。
The research shows that: neural network can be used in the wet gas flow measurement with satisfactory results.
在采用标准孔板节流装置测量天然气流量时，盖压波动对测量精度影响甚大。
The differential pressure fluctuation has a quite great influence upon the measure precision in measuring natural gas flow rate with the measuring device by use of standard orifice plate.
介绍了天然气流量计量交接站的设计要求、设计准则，以及建设计量站所需的设备。
Introduces the design requirements and principle of gas flow metering station as well as the necessary equipment.
用程序计算器进行天然气流量计算，可减少人为的查表和计算误差，操作也十分简便。
The calculation of natural gas flowrate with a programmable calculator can reduce human errors from consulting tables and calculation and its operation is very convenient.
结合海上含液天然气流量计开发工作，全面系统地总结了流量计开发的技术路线和研究成果。
Based on the project of offshore wet gas flowmeter development, the technical strategy, the main principle and the newly achievements of the research have been discussed.
在本控制系统中，天然气计量采用计算机作在线全自动补偿运算，自动计算出标准状态下天然气流量。
In the designed control system, Computers are used in the measurement of the gas to compensate auto-online computation and calculate the flux of the gas automatically in the standard state.
基于当前的市场前景和天然气流量计量的现状，作者开发出了FQJ- 108天然气计量专用系统。
Basing on the prospect of market and the state of natural gas measurement, the author develops FQJ-108 natural gas measurement system.
基于当前的市场前景和天然气流量计量的现状，作者开发出了FIC- 2000天然气流量计量系统。
Basing on the prospect of market and the state of natural gas measurement, the author develops FIC-2000 natural gas measurement system.
随着计算机系统在石油天然气流量测量行业的广泛应用，天然气流量测量已经进入了新的计算机自动化测量时代。
As computers are widely used in the field of gas flow measurement, the gas flow measurement has entered the new era of automatic measurement by computers.
从本质上分析了理想气体状态方程的局限性，提出了利用压缩系数提高天然气流量精度的概念，从而改进了状态方程。
Analying the limit of state equation of ideal gas in substance, the conception that using compressional factor improves the accuracy of gas flux is introduced and the state equation is mended.
温度和压力传感器采集现场温度、压力信号并经A/D转换器转换成数字量用于对现场天然气流量进行温度、压力修正；
The temperature and pressure sensor gathered on-the-spot temperature and pressure signal, and A/D converter converted analog signals into digital signals to revise the on-the-spot flow of natural gas;
温度和压力传感器采集现场温度、压力信号并经A/D转换器转换成数字量用于对现场天然气流量进行温度、压力修正；
The temperature and pressure sensor gathered on-the-spot temperature and pressure signal, and A/D converter converted analog signals into digital signals to revise the on-the-spot flow of natural gas;
应用推荐