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本文介绍了井下管柱定向方法和测量仪器,为测量铅印变形方位和研究套管变形机理提供资料。在陀螺测斜方面,对陀螺漂移误差修正和框架误差修正问题提出了各自独立修正的原理与方法。
This paper introduces the downhole column orientation method and measuring instrument, which provides information for measuring the deformation direction of lead seal and studying the deformation mechanism of casing. In the aspect of gyroscope inclinations, the principles and methods for independent correction of gyroscope drift errors and frame errors are proposed respectively.