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| 上游组合管件对内锥流量计性能的影响 | |
| 引用本文： | 胡岳,郑丹丹,梅玮,张涛,李康丽,郭丽丽. 上游组合管件对内锥流量计性能的影响[J]. 传感器与微系统, 2011, 30(11): 11-14 |
| 作者姓名： | 胡岳 郑丹丹 梅玮 张涛 李康丽 郭丽丽 |
| 作者单位： | 1. 天津大学电气与自动化工程学院,天津,300072 2. 渤海石油装备承德石油机械有限公司,河北承德,067000 3. 海油工程股份有限公司设计分公司,天津,300451 |
| 摘 要： | 利用常压气体作为流动介质,以流出系数平均相对误差、线性度和不确定度为评价指标,通过实流实验和仿真,研究内锥流量计管道适配性和上游组合管件对测量性能的影响.根据实验结果,为保证相对误差在可接受范围,给出对于不同形式的上游组合管件内锥流量计对前直管段长度的建议.结合仿真,在相同工况下对内锥流量计和传统孔板流量计节流区后部流... |
| 关 键 词： | 组合管件 内锥流量计 流出系数 流出系数相对误差 |
Effects of upstream fittings combination on the performance characteristics of cone flowmeters |
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| HU Yue,ZHENG Dan-dan,MEI Wei,ZHANG Tao,LI Kang-li,GUO Li-li. Effects of upstream fittings combination on the performance characteristics of cone flowmeters[J]. Transducer and Microsystem Technology, 2011, 30(11): 11-14 | |
| Authors: | HU Yue ZHENG Dan-dan MEI Wei ZHANG Tao LI Kang-li GUO Li-li |
| Affiliation: | HU Yue1,ZHENG Dan-dan1,MEI Wei3,ZHANG Tao1,LI Kang-li2,GUO Li-li2(1.School of Electrical Engineering and Automation,Tianjin University,Tianjin 300072,China,2.Offshore Oil Engineering Co.Ltd Engineering Division,Tianjin 300451,3.Bohai Equipment chengde Petroleum Machinery Co.Ltd of CNPC,Chengde 067000,China) |
| Abstract: | The experiment medium is air of normal pressure.The relative error of the average discharge coefficient,linearity and uncertainty are the evaluating criteria.By experiment and simulation,the effects of pipe fitting and upstream fittings combinations on the performance of measurement are researched.According to the experiment results,to guarantee the relative error within a certain range,suggestions on installation requirements for cone flowmeter are given for different upstream fitting combinations.By simul... |
| Keywords: | fitting combination cone flowmeter discharge coefficient relative error of the discharge coefficient |
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