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1-20 of 172
Keywords: drill string
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Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the IADC/SPE International Drilling Conference and Exhibition, March 8–10, 2022
Paper Number: SPE-208677-MS
... Abstract Downhole separation of rotary shouldered connections in drill strings cause immense financial loss to oil and gas operators. Unfortunately, there seems to be an increasing trend in these downhole failures, particularly in deep water operations where the surface torque is limited...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the IADC/SPE International Drilling Conference and Exhibition, March 8–10, 2022
Paper Number: SPE-208708-MS
... in the simulation is considered without surface nor downhole oscillations, a transient can be observed at the beginning of the simulation before reaching a stabilized state. This period represents the time necessary for the SOT and AOT oscillations to change the overall friction state of the drill string. After...
Proceedings Papers
Yunhua Ge, Yanlong zhang, Su Ge, Yunyi Mei, Wenzhi Wang, Fengwei Yong, David He, Josh Zhang, Zhenyu Wang, Yuxin Wang
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the IADC/SPE International Drilling Conference and Exhibition, March 8–10, 2022
Paper Number: SPE-208726-MS
... (program recognition logic) Short tripping up Drill string is continuously lifted to a certain position in the well and lowered down to the bottom "Continuous pipe lifting" is true; The position of the drill bit >100m (set value); "pipe lowering " appears; When "1 && 2...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the IADC/SPE International Drilling Conference and Exhibition, March 8–10, 2022
Paper Number: SPE-208784-MS
... indicator drilling operation tool joint position configuration drill string artificial intelligence drill pipe driller automatic kick detection well control stress level annular bop upstream oil & gas procedure operator automation Introduction The increase in oil demands...
Proceedings Papers
Børge Engdal Nygård, Espen Andreassen, Jørn Andre Carlsen, Gunn Åshild Ulfsnes, Steinar Øksenvåg, Rina Stabell, Thomas Davis, Tarje Livik Naterstad, Sanna Zainoune, Eirik Vandvik
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 8–12, 2021
Paper Number: SPE-204029-MS
... and is available in real-time, even when flow is off. The data provide great insight into the hole conditions along the drill string and at the bottom hole assembly (BHA). Based on this insight, drilling parameters at surface can be accurately adjusted, resulting in increased overall efficiency. Large data...
Proceedings Papers
Hassaan Ahmed, Mohammad Rasheed Khan, Abdul Bari, Kamran Rashid, Syed Dost Ali, Sandeep Dhawan, Talha Zubair, Usman Anjum, Neil Sookram
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 8–12, 2021
Paper Number: SPE-204119-MS
... interface metal loss drill string Introduction The process of casing and cementing wells is an integral part of well construction with the primary objectives being linked to protecting the casing from damage, mitigation of any potential pressure communication to the surface, and ensuring zonal...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 8–12, 2021
Paper Number: SPE-204046-MS
... of the top drive, during the connection. During each connection, circulation is maintained down the drill string, from bit to surface, at drilling rates. Once the connection has been made the continuous circulation surface equipment is disconnected from the drill string allowing drilling to resume. After...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 8–12, 2021
Paper Number: SPE-204019-MS
... selection and formulation drilling fluids and materials annular pressure drilling tripping compensator surge operator rig heave january 2020 heave motion petroleum engineer magnitude sensor drill string Introduction Wired pipe has been used in conjunction with along the string...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the IADC/SPE International Drilling Conference and Exhibition, March 3–5, 2020
Paper Number: SPE-199646-MS
... toughness wellbore integrity Wellbore Design side force rotation Leak offshore deepwater well lead investigation wear groove tool joint wear groove real time system drilling operation drill pipe Heat Checking examination drill string drillstring design magnetic particle inspection wet...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 5–7, 2019
Paper Number: SPE-194088-MS
... downhole pressure control annular pressure drilling MPD system Drilling Equipment Simulation drawwork control system Kyllingstad downhole pressure comprehensive model online mode sensor flowrate software digital twin choke time delay simulator rig drill string society of petroleum...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 5–7, 2019
Paper Number: SPE-194106-MS
... inefficiency. Drilling engineers often find that vibration frequencies observed using physical downhole sensors are different to frequencies predicted by finite element structural mode shape and critical speeds analyses that hypothetically permit a drill string to extend beyond its borehole diameter when...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 5–7, 2019
Paper Number: SPE-194169-MS
... and economically feasible. Modeling & Simulation lateral length drilling operation NRP pipe Directional Drilling friction hook load drill string torque reduction society of petroleum engineers modeling compare weight transfer method AVT different wob value Upstream Oil & Gas Case...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 5–7, 2019
Paper Number: SPE-194108-MS
... with a quantitative analysis of downhole data. Downhole sensors captured the dynamics of multiple locations in the drill string over the course of about 3 weeks. Stick-slip severity was quantified using downhole rotary speed data. Periods when Z was turned on were compared to periods when Z was turned off...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 5–7, 2019
Paper Number: SPE-194155-MS
... in contact with the inner cylinder. Contact length equals length of cylinders, no heat transfer outside the region of interest. No heat partitions. Abstract A drill string in a wellbore always contacts a casing. However, in a curved section of casing the contact force between the drill string...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 5–7, 2019
Paper Number: SPE-194133-MS
... Abstract When drilling complex wells, such as those with long lateral sections, the friction forces become significantly high, which can impede advancement of the drill string and reduce drilling performance. In these situations, Axial Oscillation Tools (AOT) could be used to introduce an axial...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the IADC/SPE Drilling Conference and Exhibition, March 6–8, 2018
Paper Number: SPE-189673-MS
... whatsoever, where the entire drill string is turning at a constant angular velocity. A TSE of 1.0 is the case of full stick-slip in which the rotary speed at the surface is constant but the bit speed varies sinusoidally between zero and twice the surface rotary speed. Values of TSE greater than 1.0 indicate...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the IADC/SPE Drilling Conference and Exhibition, March 6–8, 2018
Paper Number: SPE-189671-MS
... The use of borehole enlargement tools in the drill string has become relatively common in a variety of GOM drilling applications. These types of drilling systems generally employ two sets of cutting structures in the BHA: one at the drill bit to drill the pilot hole and the other at a reaming...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the IADC/SPE Drilling Conference and Exhibition, March 6–8, 2018
Paper Number: SPE-189657-MS
... oscillation Simulation pavlov drill string aamo bha experiment drill string connection vertical well heave motion The long copper tubing makes it possible to run the main pump at a constant rate, while the downhole choke controls the output flow. The compressibility of the fluid enables some...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC Drilling Conference and Exhibition, March 14–16, 2017
Paper Number: SPE-184724-MS
... & Gas recognition international association of drilling contractors drill string SPE IADC Drilling Conference automation Introduction Pad drilling in the Bakken has allowed for consistent well plans and more predictable results in terms of routine rig performance and increased efficiencies...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IADC Drilling Conference and Exhibition, March 14–16, 2017
Paper Number: SPE-184683-MS
... Abstract Drilling of long horizontal wells is subjected to challenges, such as hole cleaning, drill string torque and drag, and challenges related to the Equivalent Circulating Density (ECD). Where the window for the downhole pressure is small, the length of the open hole section is limited...
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