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Proceedings Papers

Paper presented at the SPE Deepwater Drilling and Completions Conference, September 10–11, 2014
Paper Number: SPE-170256-MS
... Abstract For offshore wells, the regulatory agency requires the submission of a worst discharge analysis and relief well planning report. The ability to control the blow out under worst case blowout scenario shall be documented and is a requirement for the operators to successfully apply...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0599
... ABSTRACT: The problem of coexistence of circulation leakage and blowout in drilling is difficult in drilling technology. Rapid and accurate identification of the location of the leakage layer is the key to taking reasonable measures to solve the problem. field parameter calculation method...
Journal Articles
SPE Drill & Compl 37 (02): 104–117.
Paper Number: SPE-208598-PA
Published: 15 June 2022
... called internal blowout, where water flows from the overpressurized CI groundwater to the shallower CT groundwater. Indeed, the upward CI hot-water flow dissolved salts from the encountered evaporite-rich formations of the Lower Senonian series, which complicated the ecological consequences...
Journal Articles
SPE Drill & Compl (2022)
Paper Number: SPE-209820-PA
Published: 27 April 2022
...José Luis Párraga Quispe; Lei Zhu; Segen F. Estefen; Marcelo Igor Lourenço de Souza Summary A subsea blowout preventer (BOP) system is critical in providing safe working conditions for drilling activities in deepwater oil exploration. However, performance evaluation of the shear ram BOP is still...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, February 21–23, 2022
Paper Number: IPTC-22152-MS
... Emergency Response approach mandates a dual response strategy based on bringing a blowout under control by Surface Capping technique (surface intervention) and Relief Well drilling (sub-surface intervention). Both techniques would be pursued in parallel and in a converging mode. NCOC's dual strategy...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 15–18, 2021
Paper Number: SPE-207834-MS
... Abstract In 2017, a blowout and explosion occurred in a drilling oilwell in the Middle East. After drilling to the depth of 2,610 m, tripping was decided in order to change the bit. When the crew were pulling the drill string out of the hole with the drill-string being at the depth of 1332 m...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 15–18, 2021
Paper Number: SPE-207962-MS
... Abstract The disaster of Macondo of 2010 changed the rules in reliability and safety standards during drilling operations. New regulations were developed in order to improve the control level on blowout risk, and all upstream operators adopted innovative technologies capable to reduce...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205878-MS
... Abstract Reservoir depletion can impose major implications on wellbore integrity following blowouts. A loss-of-well-control event can lead to prolonged post-blowout discharge from the wellbore causing considerable reservoir depletion in a well's drainage area. Fractures initiated and propagated...
Journal Articles
SPE Drill & Compl 36 (03): 647–657.
Paper Number: SPE-205348-PA
Published: 08 September 2021
...Ajit Achuthan; Shiyan Jayanath Summary Variable ram blowout prevention (VRBOP) valves are elastomeric material-based flow control devices used in offshore oil drilling applications as the primary safety mechanism to respond to high wellbore pressure emergency situations. During their operation...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-30945-MS
...Abstract Abstract It is critically important for elastomer sealing components in blowout preventers (BOP) and wellheads to meet the pressure and temperature rating requirements under the newly released American Petroleum Institute (API) standards, API 16A (fourth edition) and API 6A (twenty...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31027-MS
.... Objectives/Scope This paper presents how a brazilian Drilling Contractor and a startup built a partnership to optimize the maintenance window of subsea blowout preventers (BOPs) using condition-based maintenance (CBM). It showcases examples of insights about the operational conditions of its components...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, June 8–9, 2021
Paper Number: SPE-201032-MS
... algorithm, analyzes the key causes of blowout accidents and the internal relations among various causative factors to provide the basis for establishing systematic prevention and control strategies for blowout accidents of H 2 S oil and gas wells. The modeling process is shown in Fig. 2 . Step 1...
Proceedings Papers

Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 8–12, 2021
Paper Number: SPE-204013-MS
... Continental Shelf (NCS). Abstract The Snorre A blowout on well P-31 A on November 28, 2004, was a well control incident that sent percussions into our national and corporate HSE management systems. These percussions still resonate in our everyday work as a part of a comprehensive set of rules which...
Proceedings Papers

Paper presented at the 54th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2020
Paper Number: ARMA-2020-2012
...ABSTRACT ABSTRACT Seafloor broaching of reservoir fluids following a blowout can lead to a severe environmental impact. The growth of a fracture initiated from the side of the wellbore is sensitive to reservoir pressure depletion during the preceding discharge period and other geomechanical...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30684-MS
... be detected and quantified using the proposed real-time adaptive physics based model solution given sensing information. preventer degradation model parameter pbml model drilling equipment artificial intelligence annular preventer annular blowout preventer health physics health franchek...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30722-MS
... at the well center critical path. This paper describes an approach, through an in-line blowout preventer valve (IBOP) predictive failure use case, of smart equipment monitoring and reliability centered maintenance (RCM), supported by modern digitalization technologies, and the industrial internet of things...
Proceedings Papers

Paper presented at the IADC/SPE International Drilling Conference and Exhibition, March 3–5, 2020
Paper Number: SPE-199667-MS
... industry, has provided new information and insight. Ongoing research into the effects produced by a subsea blowout have revealed interesting results that raise doubt as to the veracity of otherwise industry-accepted Computational Fluid Dynamics (CFD) modeling. Linking expertise gleaned from NASA in rocket...
Journal Articles
J Pet Technol 72 (01): 66–67.
Paper Number: SPE-0120-0066-JPT
Published: 01 January 2020
...Judy Feder This article, written by JPT Technology Editor Judy Feder, contains highlights of paper SPE 194283, “Rapid Deployment and Use of Snubbing Unit Brings Well With Underground Blowout and Surface Broaching Under Control,” by Albert Donaldson, SPE, Victor Marrero-Reyes, and William Scott...
Proceedings Papers

Paper presented at the Offshore Technology Conference Brasil, October 29–31, 2019
Paper Number: OTC-29926-MS
...Abstract Abstract As part of any Source Control Emergency Response Plan (SCERP), capping a subsea well blowout is a significant contingency operation that requires attention to many details to ensure that an operator is prepared to manage the risks involved and to achieve the desired outcome...
Journal Articles
SPE Drill & Compl 34 (03): 296–305.
Paper Number: SPE-187318-PA
Published: 19 September 2019
... a very–low–probability event. The current final barrier to maintain control is a valve system [blowout preventer (BOP)] located on top of wells, capable of isolating them by sealing around or shearing through obstructions that might be in the well (e.g., drillpipe and casing). Although the risk is low...

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