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Keywords: mud weight
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Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, October 29–30, 2020
Paper Number: SPE-200503-MS
... casing strings with a conventional approach using an overbalanced Mud Weight (MW). During the drilling phase and taking advantage of the ability to adjust the bottom hole pressure instantaneously, dynamic pore pressure tests were performed to conclude that the pressure ramp was not as aggressive but lead...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, October 29–30, 2020
Paper Number: SPE-200517-MS
... inhibition oilfield chemistry well control drillstring design reservoir characterization production chemistry casing design drilling operation casing and cementing strength drilling fluids and materials mud weight draft october 2014 annular pressure drilling reservoir upstream oil & gas...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 9–10, 2019
Paper Number: SPE-194534-MS
.... kPa Drilling Upstream Oil & Gas North America operator MPD backpressure narrow pressure window smear effect mud weight drillable multiple directional well cbhp mpd society of petroleum engineers setting casing openhole section pressure window mpd solution pressure drilling fluid...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 9–10, 2019
Paper Number: SPE-194539-MS
... and materials Upstream Oil & Gas Exhibition drilling fluid management & disposal annular pressure drilling pore pressure mud weight gas well MPD fracture pressure well control international association of drilling contractors society of petroleum engineers hpht gas well reservoir...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 17–18, 2018
Paper Number: SPE-190000-MS
... viable in extreme narrow drilling window sections, where well control incidents are numerous and lost circulation is severe. Rather than tirelessly trying to tweak mud weight (MW) to handle these troubles while drilling conventionally, the use of surface backpressure (SBP) along with lower density...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 17–18, 2018
Paper Number: SPE-189996-MS
... friction surface back-pressure sbp schedule geometry annular pressure drilling displacement mud density SBP Upstream Oil & Gas liner cement placement operation pump pressure annular friction pressure mud weight equation spacer friction pressure well control pressure assist rheology...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling & Underbalanced Operations Conference & Exhibition, March 28–29, 2017
Paper Number: SPE-185277-MS
... property Upstream Oil & Gas mud weight mpd project Petrobras drilling fluid formulation SAC drilling fluid management & disposal annular pressure drilling operation software society of petroleum engineers MPD seawater simcarr software surface back pressure MCD operation Simulation...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling & Underbalanced Operations Conference & Exhibition, March 28–29, 2017
Paper Number: SPE-185285-MS
... challenge was the narrow drilling window of 0.05 to 0.60 ppg between wellbore stability mud weight, driven by unstable shales, and reduced fracture gradient of the reservoir sands, driven by depleted pore pressure. The necessity to balance risk of lost circulation, hole cleaning, and wellbore stability...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling & Underbalanced Operations Conference & Exhibition, March 28–29, 2017
Paper Number: SPE-185448-MS
... must monitor potential convergence between mud weight and fracture pressure throughout each interval ( Fig 1 ). Or re-arranged in terms of effective stress: (2) σ e f f e c t i v e = σ t o t a l − P p o r e (1) σ t o t a l   s t r e s...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 12–13, 2016
Paper Number: SPE-179180-MS
... potential applications will also be described. The paper will describe the planning of riser levels and controller modes together with the usual drilling parameters mud weight, flow rate, ROP, etc. using hydraulic simulations and pore and fracture gradients taking the different constraints and risk into...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 12–13, 2016
Paper Number: SPE-179188-MS
... fluid management & disposal Upstream Oil & Gas riser SBP drilling operation total loss loss rate BHA surface pressure gas ingress formation pressure mud loss lcm pill drilling fluids and materials circulation mud weight hole section MPD choke bhp carbonate wellbore...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 12–13, 2016
Paper Number: SPE-179713-MS
.... drilling operation wellbore integrity Upstream Oil & Gas MPD hole section Wellbore Design unstable shale formation operating window annular pressure drilling mud weight static wellbore drilling window wellbore application fracture gradient procedure operator fluctuation mitigation...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference & Exhibition, April 13–14, 2015
Paper Number: SPE-173806-MS
... Abstract In the Unconventional Loma Campana Oil Field, located in Neuquen, Argentina, the primary target is the Vaca Muerta shale, and the secondary target is the Quintuco carbonate. Both formations are naturally fractured and present high formation pressures and a narrow mud weight operating...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference & Exhibition, April 13–14, 2015
Paper Number: SPE-173825-MS
... discussions of new procedures with the contractor. From the list of new procedures included the Dynamical Pore Pressure test, which proved to be a useful tool. The results obtained with MPD technique were excellent. In order to remain inside operational window, an underbalance mud weight with management of...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference & Exhibition, April 13–14, 2015
Paper Number: SPE-173817-MS
... chosen with mud weight closer to pore pressure & ECD profile being kept according to selected anchor point for each hole section. The fully automated MPD set-up comprising of a rotating head (with dual sealing function), MPD choke manifold and Coriolis flow meter (6” & 4”) guided by real time...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling and Underbalanced Operations Conference & Exhibition, April 13–14, 2015
Paper Number: SPE-173818-MS
... MPD system high pressure formation heterogeneity Drilling Hazard MPD technology annular pressure drilling differential sticking incident application well control MPD technique Drilling formation pressure conventionally drilling operation successful application mud weight Campaign Field...
Proceedings Papers

Paper presented at the SPE/IADC Managed Pressure Drilling & Underbalanced Operations Conference & Exhibition, April 8–9, 2014
Paper Number: SPE-168945-MS
...-visit TA well using similar drilling strategy. TA well revisit was planned with the application of MPD for drilling, running 4-1/2" liner and performing cementing in the narrow mud weight window environment with the use of a statically underbalanced mud weight. Although statically underbalanced drilling...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 17–18, 2013
Paper Number: SPE-164565-MS
... it possible to drill with lower mud weight as compared with conventional drilling. ( Montilva, 2012 ) Drilling with lower mud weight made it possible to drill with higher pump rates enabling better hole cleaning and improved ROP. ROP of 50-80 ft/hr was achieved with MPD as compared to 10-20 ft/hr...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 17–18, 2013
Paper Number: SPE-164567-MS
... wellbore drilling operation wellbore stability natural buttes MPD Mesaverde Drilling well control circulation mud weight gas influx penetration conventionally influx spe The ability to manipulate equivalent mud weight through applied backpressure allows for a cleaner and lower weighted...
Proceedings Papers

Paper presented at the IADC/SPE Managed Pressure Drilling and Underbalanced Operations Conference and Exhibition, April 17–18, 2013
Paper Number: SPE-164575-MS
... practices in MPD operations – must be accounted for at each downhole sensor pressure. The following equations describe the proposed method. The hydrostatic pressure is derived from the mud weight (or specific fluid weight) and the sensor depth. The mud weight could be computed independently at the...

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