Quantitative risk analysis of offshore drilling operations: A Bayesian approach

N Khakzad, F Khan, P Amyotte - Safety science, 2013 - Elsevier
Blowouts are among the most undesired and feared accidents during drilling operations.
The dynamic nature of blowout accidents, resulting from both rapidly changing physical …

Quantitative risk analysis of offshore well blowout using bayesian network

B Yin, B Li, G Liu, Z Wang, B Sun - Safety science, 2021 - Elsevier
Blowout is the most feared and undesired accident during offshore drilling. It is inevitable,
but the risk can be maintained to be below the acceptable criteria with effective strategies …

Development of an integrated tool for risk analysis of drilling operations

M Abimbola, F Khan - Process safety and environmental protection, 2016 - Elsevier
Most risk analysis of drilling operations failed to distinguish and capture evolving risk during
different stages of drilling operations. This paper presents a new integrated dynamic risk …

Uncertainty evaluation of wellbore stability model predictions

JE Udegbunam, BS Aadnøy, KK Fjelde - Journal of Petroleum Science and …, 2014 - Elsevier
There is an increasing concern in the oil and gas industry regarding wellbore stability
problems. The need to improve well operations becomes more imperative as the operators …

Dynamic blowout risk analysis using loss functions

M Abimbola, F Khan - Risk analysis, 2018 - Wiley Online Library
Most risk analysis approaches are static; failing to capture evolving conditions. Blowout, the
most feared accident during a drilling operation, is a complex and dynamic event. The …

Automated well control decision-making during managed pressure drilling operations

AK Vajargah, BB Hoxha, E van Oort - SPE Deepwater Drilling and …, 2014 - onepetro.org
Blow-out prevention and formation gas/fluid influx control is a major concern in any drilling
operation. In conventional drilling, the only widely accepted response to a gas influx is to …

Ultra-deepwater blowout well control analysis under worst case blowout scenario

Z Yuan, Y Hashemian, D Morrell - Journal of Natural Gas Science and …, 2015 - Elsevier
Because of the high frictional pressure losses in kill lines in ultra-deep water wells, it is
challenging to control the blowout under worst case blowout scenarios. The operational …

Uncertainty evaluation of wellbore stability model predictions

JE Udegbunam, BS Aadnøy, KK Fjelde - SPE/IADC Middle East Drilling …, 2013 - onepetro.org
There is an increasing concern in the oil and gas industry regarding wellbore stability
problems. The need to improve well operations becomes more imperative as the operators …

Uncertainty-Based Approach for Predicting the Operating Window in UBO Well Design

JE Udegbunam, KK Fjelde, Ø Arild, E Ford… - SPE Drilling & …, 2013 - onepetro.org
Underbalanced operations (UBO) are carried out to bypass drilling challenges that could be
difficult to resolve by use of conventional drilling techniques. Steady-state multiphase-flow …

Probabilistic blowout risk in former disputed area southeast in the Norwegian part of the Barents Sea.

S Johnsen - 2012 - uis.brage.unit.no
The maritime delimitation in the former disputed area between Norway and Russia was
agreed upon in 2011. It is therefore probable that the area will be opened for petroleum …