Design and applications of drilling trajectory measurement instrumentation in an ultra-deep borehole based on a fiber-optic gyro

<p>The working environment in hot dry rock boreholes, encountered in deep geothermal investigation drilling and ultra-deep geological drilling (up to 5000&thinsp;<span class="inline-formula">m</span>), is very difficult at the present stage. We have developed a drilli...

Full description

Bibliographic Details
Main Authors: Y. Liu, C. Wang, G. Luo, W. Ji
Format: Article
Language:English
Published: Copernicus Publications 2020-03-01
Series:Geoscientific Instrumentation, Methods and Data Systems
Online Access:https://www.geosci-instrum-method-data-syst.net/9/79/2020/gi-9-79-2020.pdf