1-20 of 2682 Search Results for

Underbalanced drilling circulation designs

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the Annual Technical Meeting, June 7–9, 1998
Paper Number: PETSOC-98-57
... rate and pressure. Northland Energy Corporation with Porta-test International Inc., designed and fabricated a system to recover and re-circulate the return gas for underbalanced drilling. A comprehensive yard test was designed and implemented to test the prototype system. Initial results indicate...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling & Underbalanced Operations Conference & Exhibition, April 8–9, 2014
Paper Number: SPE-168954-MS
... circulation, horizontal wells cannot reach the design sections, serious damage to the reservoir, the feasibility analysis and construction plan of the whole process underbalanced drilling in Y block is proposed. The first whole process underbalanced drilling of horizontal wells in Tarim Oilfield was conducted...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 9–12, 2020
Paper Number: SPE-203015-MS
...’ Reservoir-2: PI = 0.09 MMscfd/psi for 4,000’ UBD Feasibility – Methodology Multiphase Flow Simulation – Uses and Limitations Underbalanced drilling flow simulation is a key element in the preliminary engineering and circulating system design stages for any underbalanced drilling operation...
Proceedings Papers

Paper presented at the Annual Technical Meeting, June 9–11, 1996
Paper Number: PETSOC-96-75
... damage completion of injection or disposal wells. Properly designed and executed underbalanced drilling operations can eliminate or significantly reduce formation damage concerns with respect to such phenomena as mud or drill solids invasion, lost circulation, fluid entrainment and trapping effects...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, November 13–15, 2006
Paper Number: SPE-106367-MS
... of an underbalanced drilling project, both static and dynamic multi-phase flow modelling is required and why the reservoir parameters used in the models need to be as accurate as possible. Multi-phase transient flow modelling of the proposed close loop circulating system during the planning and design phase will also...
Proceedings Papers

Paper presented at the SPE/ICoTA Well Intervention Conference and Exhibition, March 22–25, 2021
Paper Number: SPE-204436-MS
... for 4,000’ Reservoir-2: PI = 0.09 MMscfd/psi for 4,000’ Underbalanced drilling flow simulation is a key element in the preliminary engineering and circulating system design stages for any underbalanced drilling operation. Several factors must be considered in the determination and analysis...
Proceedings Papers

Paper presented at the SPE Middle East Oil and Gas Show and Conference, March 11–14, 2007
Paper Number: SPE-105536-MS
... suitability for the well conditions where it is not expected to drill through the gas cap and the well will be completed in 8 ½″ open hole. This paper discusses the well design, UBD design parameters, Underbalanced modeling considerations and the lessons learned from this job which all led to the success...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 13–16, 2017
Paper Number: SPE-188312-MS
... Following are some points that needed due consideration in the successful design of an underbalanced foam drilling system for the subject well: High Annular Pressure Loss (APL) due to the presence of a high annular velocity and a small hole section that was to be drilled. Efficient hole...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 15–17, 2011
Paper Number: IPTC-14755-MS
... drilling design nitrogen reservoir study influx Abstract When overbalanced drilling is done in depleted reservoir, lost circulation occurs and cause formation damaged. Underbalanced drilling (UBD) is proposed to be done to prevent lost circulation and increases production due to minimizes formation...
Proceedings Papers

Paper presented at the SPE/IADC Middle East Drilling Technology Conference and Exhibition, October 24–26, 2011
Paper Number: SPE-148521-MS
... characteristics, reservoir fluids will continuously flow into the wellbore. When designing the drilling circulating system, specific criteria must be met in order to satisfy all of the objectives of a properly drilled underbalanced section. While considering these criteria, it is sensible for the selected UB...
Proceedings Papers

Paper presented at the SPE Western Regional and Pacific Section AAPG Joint Meeting, March 29–April 2, 2008
Paper Number: SPE-114186-MS
... circulating density exerted by the drilling fluid is less than the reservoir pressure. Based on the reservoir pressure, the induced level of Underbalanced will insure that hydrocarbons continuously flows into the wellbore assuming hydrocarbons are present in the reservoir rock.4, 5 When designing...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition and Conference, November 1–4, 2010
Paper Number: SPE-137289-MS
... will continuously flow into the wellbore. When designing the drilling circulating system, specific criteria must be met in order to satisfy all of the objectives of a properly drilled underbalanced section. While considering these criteria, it is sensible for the selected UB system to be the simplest possible...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling & Underbalanced Operations, March 28–29, 2007
Paper Number: SPE-108332-MS
... capacity and pressure control. Since the underbalanced operation was based on the flow drilling technique, the drilling fluid system was diluted and became a produced oil system as the underbalanced drilling operation progressed. An important part of the design and treatment program was the minimization...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, February 24–25, 2010
Paper Number: SPE-130563-MS
... that this technique could also minimize reservoir damage. Originally, UBD designated techniques that were fully underbalanced with influx to the surface as well as methods called “low-head” and “at-balance” drilling, in which the bottomhole pressure was kept marginally above or approximately equal to the reservoir...
Proceedings Papers

Paper presented at the SPE Middle East Oil and Gas Show and Conference, March 18–21, 2019
Paper Number: SPE-195087-MS
... of Indonesia. The first exploratory well was planned to explore the broken belt of the basement to discover the oil and gas zone, increase drilling efficiency, prevent lost circulation at crushed zone of the basement and minimize drilling troubles by utilization of precise underbalanced MPD in the potential...
Proceedings Papers

Paper presented at the SPE/CIM Seventh One-Day Conference on Horizontal Well Technology, November 3, 1999
Paper Number: SPE-CIM-99-05-MS
... drilling operation underbalanced condition formation damage annular pressure drilling overbalance pressure drill bit application Underbalanced Drilling: A Reservoir Design Perspective D. Brant Bennion, F. Brent Thomas Hycal Energy Research Laboratories Ltd. THIS PAPER IS TO BE PRESENTED...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 15–16, 1995
Paper Number: SPE-30129-MS
... various design options in the planning stage. P. 507 kelly falk application completion parasite injection operator spe 30129 drilling damage upstream oil & gas drilling operation directional drilling circulation annular pressure drilling drilling fluid requirement underbalanced...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 23–April 1, 2021
Paper Number: IPTC-21266-MS
... ( Mclennan & Carden, 1997 ). At inception, underbalanced drilling started off as a performance drilling technique to reduce the costs associated with the drilling of formations prone to circulation losses. This objective was achieved by drilling a subject hole section with a light weight and many times...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, March 20–23, 2018
Paper Number: OTC-28384-MS
... provided a low equivalent circulating density that enabled drilling the Rubbly Limestone formation. By applying an underbalanced nitrified foam system, the operator drilled the horizontal to the target depth (TD) without any issues. The well started flowing while drilling, and the operator evaluated...
Proceedings Papers

Paper presented at the SPE Oil and Gas India Conference and Exhibition, January 20–22, 2010
Paper Number: SPE-128876-MS
... of underbalanced and the formation characteristics, reservoir fluids will continuously flow into the wellbore. When designing the drilling circulating system, specific criteria must be met in order to satisfy all of the objectives of a properly drilled underbalanced section. While considering these criteria...

Product(s) added to cart

Close Modal