| 电磁相关法测量传感器励磁线圈轴向长度优化设计 |
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| 引用本文： | 王月明,周上,张瑶瑶.电磁相关法测量传感器励磁线圈轴向长度优化设计[J].电子测量与仪器学报,2017,31(4):604-609. |
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| 作者姓名： | 王月明 周上 张瑶瑶 |
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| 作者单位： | 内蒙古科技大学 信息工程学院 包头 014010 |
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| 基金项目： | 国家自然科学基金，内蒙古自然基金 |
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| 摘 要： | 小管径电磁相关法流量测量传感器在石油生产测井领域有着广泛的应用前景,其中,励磁线圈的参数设计是实现该传感器关键技术问题之一。通过对传感器内部测量空间磁场进行理论与传感器测量原理分析,提出了新的磁场评价指标,并在不同流速、不同励磁线圈轴向长度的情况下进行数值仿真,应用新的磁场评价指标与传统的磁场评价指标对比分析,获得了电磁相关法流量测量传感器的励磁线圈轴向长度设计参数,并搭建实验平台进行初步实验验证,为该类传感器励磁线圈的优化设计提供了方案,加快该类测量仪器的开发进程。
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| 关 键 词： | 电磁相关法流量测量 励磁线圈 传感器设计 |
Optimization design of excitation coil axial length of flow measurement sensor based on electromagnetic correlation method |
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| Wang Yueming,Zhou Shang and Zhang Yaoyao.Optimization design of excitation coil axial length of flow measurement sensor based on electromagnetic correlation method[J].Journal of Electronic Measurement and Instrument,2017,31(4):604-609. |
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| Authors: | Wang Yueming Zhou Shang and Zhang Yaoyao |
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| Affiliation: | School of information Engineering, Inner Mongolia University of Science and Technology, Baotou 014010, China,School of information Engineering, Inner Mongolia University of Science and Technology, Baotou 014010, China and School of information Engineering, Inner Mongolia University of Science and Technology, Baotou 014010, China |
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| Abstract: | The flow measurement sensor based on small diameter electromagnetic correlation method has a broad application prospect in the field of petroleum production logging, and the design of the axial length of the excitation coil is one of the key technologies to made the sensor.By analyzing the magnetic theoretic model of the sensor's excitation coil in measuring area and electromagnetic flowmeter measurement principle, a new magnetic field analysis index is proposed, and numerical simulation with different velocity and different excitation coil axial length is carried out.The axial length of excitation coil is analyzed and determined by comparative analysis new magnetic field analysis index and traditional magnetic field evaluation indexes.The experimental platform is established to carry out preliminary experimental verification, which provides a solution for the optimization design of this kind of sensor excitation coil.At the same time, it speeds up the development process of flow measuring instruments based on electromagnetic correlation method. |
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| Keywords: | correlation electromagnetic flow measurement excitation coil sensor design |
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