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Development and prospect of intelligent control of geological drilling process
LU Chengda, GAN Chao, C Luefeng, C ** control design with application to rotary drilling system
The main objective of this paper is the development of overlap** decomposition strategy
for controller design of rotary drilling systems based on the state feedback technique. The …
for controller design of rotary drilling systems based on the state feedback technique. The …
Stability and control design for time-varying systems with time-varying delays using a trajectory-based approach
A recent work by Mazenc and Malisoff provides a trajectory-based approach for proving
stability of time-varying systems with time-varying delays. Here, we provide several …
stability of time-varying systems with time-varying delays. Here, we provide several …
Rock–bit interaction effects on high-frequency stick-slip vibration severity in rotary drilling systems
Purpose The drill string vibrations can create harmful effects on drilling performance
because they generate the stick-slip phenomenon which reduces the quality of drilling and …
because they generate the stick-slip phenomenon which reduces the quality of drilling and …