...仪表系数；安装条件；流体干扰；CFD [gap=1318]Key words: Metrology; New-type turbine flowmeter; flow measurement; meter factor; installation condition; flow disturbance; CFD ..
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中国测试精选文章 关键词： 标准煤气表；仪表系数；测量；自由度；不确定度 [gap=1050]Key words: Standard gas meter; Instrument coefficient; Measurement; Degrees of freedom; Uncertainty
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...计； 齿轮流量计； 粘度； 仪表系数 [gap=1155]Key words: turbine flowmeter; gear flowmeter; viscosity; meter coefficient ...
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However, it has a disadvantage what is obvious nonlinearity of the meter factor, when operating at low flow rate.
而在低流速下,涡街测量就凸显出了它的不足,涡街仪表系数呈现出明显的非线性。
参考来源 - 基于CPLD的低功耗数字涡街流量计研究The results of experiment gave the relationship between differential pressure at different positions and flow rate, the vibration of meter coefficient (K-factor). The appropriate positions to detect the differential pressure were determined.
通过大量实验得到不同取压位置的差压信号与流量关系，仪表系数的变动情况，确定了能正确测量质量流量的差压取压位置，并且在特定的涡街发生体上下游取压位置，不同测量介质具有相同仪表系数，为仪表定标带来方便。
参考来源 - 基于差压原理的涡街质量流量测量方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
提出的方法的性能进行评估涡轮流量计的仪表系数的变化。
A method to evaluate the performance of turbine flowmeter by meter factor variation was put forward.
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.
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.
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