Time, pressure and temperature dependent rheological properties of drilling fluids and their automatic measurements
E Cayeux - SPE/IADC Drilling Conference and Exhibition, 2020 - onepetro.org
The rheological properties of drilling fluids are very important for the precise estimation of
the frictional pressure losses during drilling operations. The first experiences of inline …
the frictional pressure losses during drilling operations. The first experiences of inline …
Drilling-systems automation: Current state, initiatives, and potential impact
JD Macpherson, JP de Wardt, F Florence… - SPE drilling & …, 2013 - onepetro.org
Drilling automation is the control of the drilling process by automatic means, ultimately
reducing human intervention to a minimum. The concept of automating the drilling process …
reducing human intervention to a minimum. The concept of automating the drilling process …
Continuous high-frequency measurements of the drilling process provide new insights into drilling-system response and transitions between vibration modes
A Bowler, R Harmer, L Logesparan, J Sugiura… - SPE Drilling & …, 2016 - onepetro.org
The oil-and-gas industry has become increasingly interested in drilling dynamics and
vibration as causes of drilling inefficiency and reduced drilling performance. Generally …
vibration as causes of drilling inefficiency and reduced drilling performance. Generally …
Toward drilling automation: On the necessity of using sensors that relate to physical models
Current topside and downhole instrumentation at the wellsite has been developed to
manually conduct drilling operations. The emergence of automatic drilling-analysis software …
manually conduct drilling operations. The emergence of automatic drilling-analysis software …
Drilling modeling and simulation: Current state and future goals
The process of drilling a borehole is very complex, involving surface and downhole drilling
systems, which interact with the drilling fluid and the surrounding rocks. Modeling and …
systems, which interact with the drilling fluid and the surrounding rocks. Modeling and …
Autonomous Decision-Making While Drilling
The drilling process is complex because unexpected situations may occur at any time.
Furthermore, the drilling system is extremely long and slender, therefore prone to vibrations …
Furthermore, the drilling system is extremely long and slender, therefore prone to vibrations …
On the importance of boundary conditions for real-time transient drill-string mechanical estimations
E Cayeux - SPE/IADC Drilling Conference and Exhibition, 2018 - onepetro.org
The extraction of mechanical friction, during drilling operations, is an important source of
information to estimate whether the downhole conditions are sub-optimal, for instance …
information to estimate whether the downhole conditions are sub-optimal, for instance …
Early symptom detection on the basis of real-time evaluation of downhole conditions: Principles and results from several north sea drilling operations
During drilling operations, downhole conditions may deteriorate and lead to unexpected
situations that can result in significant delays. In most cases, warning signs of the …
situations that can result in significant delays. In most cases, warning signs of the …
Demonstration of Autonomous Drilling on a Full-Scale Test Rig
During recent years there has been an increased focus on automating drilling operations
and several solutions are in daily use. We describe here results and lessons learned from …
and several solutions are in daily use. We describe here results and lessons learned from …
A technical approach to safe mode management for a smooth transition from automatic to manual drilling
Unexpected situations and system failures during well construction operations are always
possible. In the context of drilling automation, or even autonomous drilling, proper automatic …
possible. In the context of drilling automation, or even autonomous drilling, proper automatic …