The errors appearing in the process of crude transfer metering and causes are analyzed from the angle of error origin, followed by expounding the methods of controlling the metering errors.
从误差的来源分析了原油交接计量过程中产生的误差及原因,阐述了控制计量误差的方法,并结合靖咸管道5年来的计量运营,总结了科学高效的计量管理方法。
An analysis is made of the problem that the metering error is substantial in custody transfer metering of crude oil with low water content.
分析了原油交换计量过程中存在低含水状态下计量误差较大的问题。
In order to analyze the influence of harmonics on electronic watt-hour metering error, in this paper, a nonlinear mapping mathematic model is established.
利用BP神经网络建立了谐波对电子式电能表计量误差影响的数学模型 ,它反映了谐波功角与该误差间的非线性映射关系。
The mass concentration of the paste backfilling materials is one of the key factors affecting the performance of backfilling and the measurement error in raw materials and in moisture test are two main factors affecting the mass concentration.
膏体充填材料的质量分数则是影响其性能的关键因素之一,而充填材料各个部分的计量误差和水分检测误差是影响其质量分数的两个主要因素。
The actions to be taken to reduce oil product measurement error are suggested based on an analysis on the main factors causing error in measurement.
通过分析油品计量过程中产生误差的主要因素,提出了降低油品计量误差的措施。
The secondary measurement error is one of the causes which make difficult for the balance of plant power consumption measurement.
二次计量误差是造成工厂用电计量平衡困难的原因之一。
bellows differential flowmeter
膜盒式引差动流量计
Elbow flowmeter is one version of differential pressure flowmeters.
弯管流量计是差压法流量计的一种。
nutating disc flowmeter
（章动）圆盘流量计
Error Analysis and Study on Transit-time Ultrasonic Flowmeter
时差法超声波流量计误差分析与研究
A Spatial Econometric Analysis of the Impact of Labor Migration on the Disparity of Regional Economic Development in China;
劳动力流动对中国地区经济差距影响的空间计量经济模型分析
Failure Detection and Calibration Algorithm of Coriolis Mass Flowmeter
科氏质量流量计相位差检测方法研究
Errors Caused by Vapor State in Steam Flow Measurement
蒸汽状态给蒸汽流量计量带来的误差
Design of a Dual-plate Differential Impact-based Yield Sensor
双板差分冲量式谷物流量传感器设计
AM ANALYSIS OF UNCERTAINTY IN MEASURING EMF OF THERMOCOUPLE WITH DC POTENTIOMETER
直流电位差计测量热电偶电动势的不确定度分析
engine mass air flow meter
发动机进气质量流量计
Design of travel time difference method ultrasonic flowmeter based on FPGA
基于FPGA的时差法超声波流量计的设计
The Influence of Standard Electric Source on Determination of the Differential Thermal Electromotive Force;
电位差计测量温差电动势实验的研究
The differential pressure across the pressure test points is measured and the flow rate calculated using the calibrated chart or Flow coefficient table.
测量经过压力测试点的压差，并利用标准化图表或流量系数表计算流动速率。
An Analysis about Metering Additional Errors of Standard Orifice Plate Flow-meter in Measuring Natural Gas Flow-rate
标准孔板流量计测量天然气流量计量附加误差分析
Study on measuring mean flowrate of pulsating gas flow by means of throttle flowmeter
节流流量计测量脉动气流平均流量的研究
High-precision method of phase difference estimation in Coriolis mass flowmeter
科氏质量流量计相位差的一种高精度估计方法
The Design and Realization of New Measure Method on Time Difference Ultrasonic Flowmeter;
时差式超声流量计新测量方法的设计与实现
The Affect of Humidity to the Measure Result of the Hot-film Air Mass Flow Meter;
空气湿度对热膜式空气流量计计量误差的影响