介绍了石油加工企业如何在原有常规仪表流量计量基础上完成计算机自动管理，以及管理系统应有的功能和系统各功能的实现方法。
It presents a way that how a automatic data processing system based on the existing normal instruments can be developed, the functions in the system and the method to achieve the functions.
本文结合工程实例，介绍了几种实用的含杂质流体的流量测量方案，供自动化仪表设计及维护人员参考。
Combining the engineering examples, this paper introduces several practical flow measurement methods of contain impurity fluid, and only refers to automation instrument design and repair persons.
流量计是一台新型的智能化仪表。
提出了利用计算流体力学(CFD)软件(FLUENT)进行涡轮流量传感器仪表系数预测的方法。
The method for prediction the meter factor of the turbine flow meter by the computational fluid dynamics (CFD) software package (FLUENT) is put forward.
螺旋转子是转子流量仪表中的心脏零部件，其截面形状一般由渐开线和摆线组合而成。
Helical rotor is the most important part of rotor flow meter, and its section shape is normally formed by involute and cycloid.
流量仪表的产品和技术趋势浅。
在涡流表或其它类型的仪表不适合的普通用途的流量测量，或要求冗余测量的地方，孔板是第二选择。
Orifice plates are the second choice for general duty flow measurement where vortex meters or other types of meters are not suitable or where redundant measurement is required.
论文结合工程实际需要，就多种通讯接口的网络化仪表和热网蒸汽流量监测系统的开发设计进行深入研究。
Relating to practical engineering demands, the paper researches on the network instrument with multiple communication interfaces and the exploiting design of the flow monitoring system hot-network.
相关技术可广泛应用于其它脉冲式压力或流量仪表。
The related techniques can be extensively applied to other pulsed pressure or flow meters.
利用双时间法设计了用于检定脉冲型流量传感器仪表系数的检定仪。
By using dual timing method the calibrator for calibrating coefficient of instrument of pulsed flow transducer is designed.
壳牌最近还选定艾默生为其全球战略供应商，提供测量压力、温度和流量的现场仪表。
Shell also recently selected Emerson as a global strategic supplier of pressure, temperature and flow field instruments.
沈阳正兴流量仪表有限公司。
介绍目前我国硫酸装置DCS使用的温度、压力、流量、液位、 成分分析仪表和调节阀以及相关的DCS 系统。
The instruments for measurement of temperature, pressure, flow, level and concentration, control valves supplied for DCS and relative DCS used in sulphuric acid plants of China are described.
单井流量计量装置是为解决串联油井的单井量油而研究的，该装置由量油器、记录仪表及管阀附件等组成。
The single well flow metering unit, which is made up of oil meter, recorder, accessories such as pipe and valve and so on, was developed for the oil measurement of single well in series oil Wells.
介绍了一系列大管道气体流量检测仪表。
The paper briefs a series monitoring instruments for large diameter pipe gas flow.
结合涡街流量计安装的一般要求，就其安装前的准备工作进行了介绍，着重阐述了仪表安装中应注意的几个问题，以便更好地为安装涡街流量计提供一些帮。
According to installation requirements of vortex flowmeter the preparation work is introduced as well as the matters needing attention in installation in order to provide reference for engineers.
提出了一体化智能二线制涡街流量变送器对仪表系数的非线性进行校正的方法。
The method of correcting the non linear instrument coefficient in an integrated intelligent 2 wire vortex flow transmitter is stated.
流量是炼化工艺过程中最重要的测量控制热工参量。本文介绍和分析了流量测量仪表的分类、应用现状和发展趋势，供炼化工厂流量仪表的选用参考。
This article introduces and analyzes the sorts, applying actuality and developing tendency of flux measure instrument, for reference of flux instrument's selection in refinery and chemical plant.
仿真及试验结果证明了文中所提各项措施的有效性，并在中原油田水流量仪表检定装置中得到了成功地应用。
Simulation and experimental results prove that the above measure is effective and is successfully used in the water flowmeter surveying device of Zhong Yuan Oilfield.
从测量目的以及被测量流量的性质、状态等方面，提出了正确合理选用流量仪表的方法。
The paper puts forward how to select correctly the flow meters by analyzing the purposes of measurment as well as nature and state of the measured flow.
智能旋进旋涡流量计是我公司开发研制的具有国内领先水平的新型气体流量仪表。
Intelligent Vortex precession flowmeter developed by our company is a new flow instrument at the leading level in our country.
大口径涡街传感器频率范围很小，单位频率的对应流量很大，配套仪表显示流量的波动大，限制了大口径涡街传感器应用。
The frequency area of big caliber vertex flow transducer is small, frequency unit of flow is very big, the change of ration meter display is very large what confine its wide use.
特大口径电磁流量计是一种新型的大口径水计量仪表。
Super-large diameter electromagnetic flowmeter is one of the new type of water flowmeter.
橡胶杯膜电远传流量计，是配合节流元件（孔板）用来检测液体，气体和蒸汽的流量，并能自动显示和累积的仪表。
This flowmeter is a meter with automatic display and accumulation used for examining and measuring the flow of liquids, gases and steam with the aid of a throttle.
智能型涡街流量计是以微处理器为基础的新型流量检测仪表。
Intelligent vortex street flowmeter is a new type of checking instrument on the basis of microprocessor.
文章注重介绍电磁流量计的工作原理及安装、计量槽改造、仪表调试、参数设定等工作。
The paper focused on describing working principle and installation of the electromagnetic flowmeter, the metering tank rebuilded, instrumentation debugging, parameter setting and other work.
提出一种基于神经网络(BP)-遗传算法(GA)的高精度流量仪表标定方法。
A new method ameliorating the calibration accuracy for flowmeter that is based on BP network - (genetic) algorithms (GA) is proposed.
提出一种基于神经网络(BP)-遗传算法(GA)的高精度流量仪表标定方法。
A new method ameliorating the calibration accuracy for flowmeter that is based on BP network - (genetic) algorithms (GA) is proposed.
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