| 电子陀螺磁测井系统的设计与实现 |
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| 引用本文： | 孙少平,常东,梁芳,苏中起.电子陀螺磁测井系统的设计与实现[J].中国煤炭地质,2011(10):71-74. |
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| 作者姓名： | 孙少平 常东 梁芳 苏中起 |
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| 作者单位： | 河南省煤田地质局;新疆地矿局第九地质大队;河北力时力拓地质仪器有限公司; |
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| 摘 要： | 针对钻孔中磁测井仪器使用现状,设计了一种能够在在磁性环境或套管内正常使用的电子陀螺磁测井系统。该系统基于高性能的AD转换芯片和DSP芯片,利用正、反欧拉方程间精华区倒挂关系进行分区接替运算,实现了井下数据的实时处理。该系统顶角、方位角的刻度检验结果显示,顶角的测量精确达到0.1°,方位角（10分钟内）也可达到较高精度,漂移量很小,稳定性较强。
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| 关 键 词： | 电子陀螺 AD转换芯片 正、反欧拉方程 奇异区 精华区 磁测井 |
Design and Realization of Electronic Gyro Magnetic Logging System |
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| Sun Shaoping,Chang Dong,Liang Fang , Su Zhongqi.Design and Realization of Electronic Gyro Magnetic Logging System[J].Coal Geology of China,2011(10):71-74. |
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| Authors: | Sun Shaoping Chang Dong Liang Fang Su Zhongqi |
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| Institution: | Sun Shaoping1,Chang Dong2,Liang Fang3 and Su Zhongqi3(1.Henan Bureau of Coal Geological Exploration,Zhengzhou,Henan 450046,2.The Ninth Geological Team,Xinjiang Bureau of Geology and Mineral Resources,Urumqi,Xinjiang 830000,3.Hebei Lishi Lituo Geological Instrument Co.Ltd.,Handan,Hebei 056000) |
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| Abstract: | In allusion to borehole magnetic logging instrument present situation,an electronic gyro magnetic logging system can be normally used in magnetism circumstance or in casing has been designed.The system is based on high performance A/D converter and DSP(digital signal processor),using elite zones between Euler equation pro and con inverted relationship carry out partitioned supersede operation,realized underground data real time processing.The system's vertex angle and azimuth calibration proving results hav... |
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| Keywords: | electronic gyro A/D converter Euler equation pros and cons singularity zone elite zone magnetic logging |
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