Study of magnetic vector guide system in tubular magnet source space

doi:10.7623/syxb200804026

Editorial office of ACTA PETROLEI SINICA ›› 2008, Vol. 29 ›› Issue (4): 608-611.DOI: 10.7623/syxb200804026

• Petroleum Engineering • Previous Articles Next Articles

Study of magnetic vector guide system in tubular magnet source space

WANG Degui, GAO Deli

Key Laboratory for Petroleum Engineering of the Ministry of Education, China University of Petroleum, Beijing 102249, China

Received:2007-10-02 Revised:2007-12-25 Online:2008-07-25 Published:2010-05-21

管柱形磁源空间磁场矢量引导系统研究

王德桂, 高德利

中国石油大学石油工程教育部重点实验室, 北京, 102249

作者简介:王德桂,男,1981年4月生,2003年毕业于南昌航空工业大学,现为中国石油大学(北京)在读博士研究生,主要从事井下力学及信息与控制工程方面的研究.E-mail:wdg8104@163.com
基金资助:
国家自然科学基金重大研究计划子项目(No.90410006);中国石油天然气集团公司项目(06A20202)"煤层气钻井技术研究与应用";教育部"长江学者和创新团队发展计划"(IRT0411)联合资助.

Abstract

Abstract: The structure and application of various kinds of electromagnetic-magnetic vector guide systems were introduced.The key parts of the magnetic vector guide system were discussed.A three-dimensional magnetic field model suitable for the tubular magnet connected with drilling bit was established.The fundamental formulae of magnetic field were used to deduce the formulae for the three-dimensional magnetic field of tubular magnet.According to the magnetic field ingredients,formulae and the corresponding software,the calculation law of vector distance between tubular magnet source and measurement system was obtained and was applied to analyze the magnetic field of tubular magnet.

Key words: electromagnetic-magnetic vector guide system, magnetic field, tubular magnet, three-dimensional magnetic field mode, vector distance, calculation formula

摘要： 介绍了国外的各类电磁场/磁场矢量引导系统的结构和应用范围,对磁场矢量引导系统核心部件进行了研究,建立了适合于与钻头相连接的管柱形磁体的三维空间磁场模型.应用磁体空间磁场规律的基本公式,推导了管柱形永磁体的三维空间磁场规律计算公式.根据磁探测系统测量到的磁场分量,利用规律计算公式和相应辅助计算软件,得到管柱形磁体源与磁探测系统之间矢量距离的计算规则,并对矢量距离计算规则进行了验证和分析.

关键词: 电磁-磁矢量引导系统, 磁场, 管柱形磁体, 三维空间磁场模型, 矢量距离, 计算公式

CLC Number:

TE82

WANG Degui, GAO Deli. Study of magnetic vector guide system in tubular magnet source space[J]. Editorial office of ACTA PETROLEI SINICA, 2008, 29(4): 608-611.

王德桂, 高德利. 管柱形磁源空间磁场矢量引导系统研究[J]. 石油学报, 2008, 29(4): 608-611.

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Study of magnetic vector guide system in tubular magnet source space

管柱形磁源空间磁场矢量引导系统研究

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