1-20 of 53
Drill strings
Close
Save search
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
Journal Articles

Improving Drill-String Extended Reach Efficiency in High-Temperature and High-Pressure Conditions: An Experimental Investigation

Available to Purchase
J. Abdo, M. D. Haneef
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. May 2024, 146(5): 053301.
Paper No: JERT-23-1865
https://doi.org/10.1115/1.4065030
Published Online: March 22, 2024
View Articletitled, Improving Drill-String Extended Reach Efficiency in High-Temperature and High-Pressure Conditions: An Experimental Investigation
Open the PDF for Improving Drill-String Extended Reach Efficiency in High-Temperature and High-Pressure Conditions: An Experimental Investigation in another window
Topics: Drilling, Fluids, Drill strings, Buckling, Rheology
Journal Articles

Motion Simulation Analysis and Experimental Verification of Drill String Rotation Controller

Available to Purchase
Jialin Tian, Haolin Song, Yinglin Yang, Lanhui Mao
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. November 2023, 145(11): 113201.
Paper No: JERT-23-1234
https://doi.org/10.1115/1.4062890
Published Online: July 24, 2023
View Articletitled, Motion Simulation Analysis and Experimental Verification of Drill String Rotation Controller
Open the PDF for Motion Simulation Analysis and Experimental Verification of Drill String Rotation Controller in another window
Topics: Drill strings, Drilling, Rotation, Simulation analysis, Splines, Stress, Torque, Friction, Fluid pressure, Control equipment
Journal Articles

Dynamic Characteristics and Experimental Research of Dual-Piston Axial Oscillation Drag Reduction Tool

Available to Purchase
Jialin Tian, Lei Tang, Baoyong Yan, Haolin Song, Lanhui Mao
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. April 2023, 145(4): 041703.
Paper No: JERT-22-1263
https://doi.org/10.1115/1.4056114
Published Online: November 25, 2022
View Articletitled, Dynamic Characteristics and Experimental Research of Dual-Piston Axial Oscillation Drag Reduction Tool
Open the PDF for Dynamic Characteristics and Experimental Research of Dual-Piston Axial Oscillation Drag Reduction Tool in another window
Topics: Displacement, Drag reduction, Drill strings, Oscillations, Pistons, Pressure drop, Drilling, Friction, Fluids, Flow (Dynamics)
Journal Articles

Study on the Main Controlling Factors and Formation Mechanism of Motion States of Bottom Hole Assembly in Slightly Deviated Wells

Available to Purchase
Wei Li, Baizhi Wu, Genlu Huang, Fan Yu, Hongjian Ni
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. December 2022, 144(12): 123001.
Paper No: JERT-22-1146
https://doi.org/10.1115/1.4054315
Published Online: May 16, 2022
View Articletitled, Study on the Main Controlling Factors and Formation Mechanism of Motion States of Bottom Hole Assembly in Slightly Deviated Wells
Open the PDF for Study on the Main Controlling Factors and Formation Mechanism of Motion States of Bottom Hole Assembly in Slightly Deviated Wells in another window
Topics: Centrifugal force, Drill strings, Friction, Wells, Whirls, Gravity (Force), Internal friction, Dynamics (Mechanics), Manufacturing, Energy consumption
Journal Articles

Comprehensive Experimental Investigation of Hole Cleaning Performance in Horizontal Wells Including the Effects of Drill String Eccentricity, Pipe Rotation, and Cuttings Size

Available to Purchase
Ahmed K. Abbas, Mortadha T. Alsaba, Mohammed F. Al Dushaishi
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 2022, 144(6): 063006.
Paper No: JERT-20-1827
https://doi.org/10.1115/1.4052102
Published Online: August 20, 2021
View Articletitled, Comprehensive Experimental Investigation of Hole Cleaning Performance in Horizontal Wells Including the Effects of Drill String Eccentricity, Pipe Rotation, and Cuttings Size
Open the PDF for Comprehensive Experimental Investigation of Hole Cleaning Performance in Horizontal Wells Including the Effects of Drill String Eccentricity, Pipe Rotation, and Cuttings Size in another window
Topics: Drill strings, Drilling, Flow (Dynamics), Fluids, Pipes, Rheology, Rotation, Wells, Density, Annulus
Journal Articles

Drill String Torsional Vibrations Modeling With Dynamic Drill Pipe Properties Measurement and Field Validation

Available to Purchase
Farouk Said Boukredera, Ahmed Hadjadj, Mohamed Riad Youcefi
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Technical Briefs
J. Energy Resour. Technol. February 2022, 144(2): 024502.
Paper No: JERT-21-1108
https://doi.org/10.1115/1.4051299
Published Online: June 15, 2021
View Articletitled, Drill String Torsional Vibrations Modeling With Dynamic Drill Pipe Properties Measurement and Field Validation
Open the PDF for Drill String Torsional Vibrations Modeling With Dynamic Drill Pipe Properties Measurement and Field Validation in another window
Topics: Drill strings, Drilling, Drills (Tools), Dynamics (Mechanics), Modeling, Pipes, Vibration, Friction, Stick-slip, Rocks
Journal Articles

Down-Hole Directional Drilling Dynamics Modeling Based on a Hybrid Modeling Method With Model Order Reduction

Available to Purchase
Chong Ke, Xingyong Song
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. October 2021, 143(10): 103202.
Paper No: JERT-20-1178
https://doi.org/10.1115/1.4050483
Published Online: April 13, 2021
View Articletitled, Down-Hole Directional Drilling Dynamics Modeling Based on a Hybrid Modeling Method With Model Order Reduction
Open the PDF for Down-Hole Directional Drilling Dynamics Modeling Based on a Hybrid Modeling Method With Model Order Reduction in another window
Topics: Drill strings, Drilling, Dynamics (Mechanics), Modeling, Principal component analysis, Finite element methods, Finite element model
Journal Articles

Oil-Based Drilling Fluid's Cuttings Bed Removal Properties for Deviated Wellbores

Open Access
Jan David Ytrehus, Bjørnar Lund, Ali Taghipour, Luca Carazza, Knud Richard Gyland, Arild Saasen
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. October 2021, 143(10): 103003.
Paper No: JERT-20-1989
https://doi.org/10.1115/1.4050385
Published Online: March 18, 2021
View Articletitled, Oil-Based Drilling Fluid's Cuttings Bed Removal Properties for Deviated Wellbores
Open the PDF for Oil-Based Drilling Fluid's Cuttings Bed Removal Properties for Deviated Wellbores in another window
Topics: Drill strings, Drilling, Flow (Dynamics), Fluids, Pressure drop, Rotation, Sands, Viscosity, Pressure
Journal Articles

Hydraulic Behavior in Cased and Open-Hole Sections in Highly Deviated Wellbores

Available to Purchase
Jan David Ytrehus, Bjørnar Lund, Ali Taghipour, Birgitte Ruud Kosberg, Luca Carazza, Knud Richard Gyland, Arild Saasen
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. March 2021, 143(3): 033008.
Paper No: JERT-20-1315
https://doi.org/10.1115/1.4049180
Published Online: December 14, 2020
View Articletitled, Hydraulic Behavior in Cased and Open-Hole Sections in Highly Deviated Wellbores
Open the PDF for Hydraulic Behavior in Cased and Open-Hole Sections in Highly Deviated Wellbores in another window
Topics: Drilling, Flow (Dynamics), Fluids, Particulate matter, Rotation, Viscosity, Sands, Annulus, Drill strings, Turbulence
Journal Articles

New Approach to Stiff-String Torque and Drag Modeling for Well Planning

Available to Purchase
Mayowa Oyedere, K. E. Gray
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. October 2020, 142(10): 103004.
Paper No: JERT-19-1177
https://doi.org/10.1115/1.4047016
Published Online: May 26, 2020
View Articletitled, New Approach to Stiff-String Torque and Drag Modeling for Well Planning
Open the PDF for New Approach to Stiff-String Torque and Drag Modeling for Well Planning in another window
Topics: Drag (Fluid dynamics), Drill strings, String, Torque, Wells, Modeling
Journal Articles

Practical Approach to Functional Testing and Analytical Modeling of Axial Oscillation-Supported Drillstrings

Available to Purchase
Emmanuel Omojuwa, Ramadan Ahmed, James Acquaye
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. September 2019, 141(9): 092906.
Paper No: JERT-18-1720
https://doi.org/10.1115/1.4043245
Published Online: April 4, 2019
View Articletitled, Practical Approach to Functional Testing and Analytical Modeling of Axial Oscillation-Supported Drillstrings
Open the PDF for Practical Approach to Functional Testing and Analytical Modeling of Axial Oscillation-Supported Drillstrings in another window
Topics: Damping, Displacement, Drill strings, Flow (Dynamics), Oscillations, Springs, Testing, Friction, Excitation, Modeling
Journal Articles

Drag-Reduction and Resonance Problems of a Jointed Drillstring in the Presence of an Axial Excitation Tool

Available to Purchase
Xueying Wang, Hongjian Ni, Ruihe Wang, Lei Zhang, Peng Wang
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. March 2019, 141(3): 032904.
Paper No: JERT-17-1722
https://doi.org/10.1115/1.4041155
Published Online: October 4, 2018
View Articletitled, Drag-Reduction and Resonance Problems of a Jointed Drillstring in the Presence of an Axial Excitation Tool
Open the PDF for Drag-Reduction and Resonance Problems of a Jointed Drillstring in the Presence of an Axial Excitation Tool in another window
Topics: Drill strings, Resonance, Excitation
Journal Articles

Analysis of Wellbore Temperature Distribution and Influencing Factors During Drilling Horizontal Wells

Available to Purchase
Zheng Zhang, Youming Xiong, Fang Guo
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. September 2018, 140(9): 092901.
Paper No: JERT-17-1700
https://doi.org/10.1115/1.4039744
Published Online: April 16, 2018
View Articletitled, Analysis of Wellbore Temperature Distribution and Influencing Factors During Drilling Horizontal Wells
Open the PDF for Analysis of Wellbore Temperature Distribution and Influencing Factors During Drilling Horizontal Wells in another window
Topics: Drilling, Fluids, Heat transfer, Temperature, Temperature distribution, Annulus, Wells, Drill strings
Journal Articles

The Effect of Different Drilling Fluids on Mechanical Friction

Available to Purchase
Jan David Ytrehus, Ali Taghipour, Arash Golchin, Arild Saasen, Braham Prakash
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Technical Briefs
J. Energy Resour. Technol. May 2017, 139(3): 034502.
Paper No: JERT-16-1176
https://doi.org/10.1115/1.4035951
Published Online: February 24, 2017
View Articletitled, The Effect of Different Drilling Fluids on Mechanical Friction
Open the PDF for The Effect of Different Drilling Fluids on Mechanical Friction in another window
Topics: Drilling, Fluids, Friction, Particulate matter, Stress, Sands, Lubricants, Drill strings
Journal Articles

Drill Bit Contact Dynamics Including Side Cutting: Simulation and Validation

Available to Purchase
Alfonso Callejo, Siamak Arbatani, József Kövecses, Masoud Kalantari, Nick R. Marchand
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. March 2017, 139(2): 022910.
Paper No: JERT-16-1266
https://doi.org/10.1115/1.4035514
Published Online: January 16, 2017
View Articletitled, Drill Bit Contact Dynamics Including Side Cutting: Simulation and Validation
Open the PDF for Drill Bit Contact Dynamics Including Side Cutting: Simulation and Validation in another window
Topics: Contact dynamics, Cutting, Drilling, Simulation, Bits (Tools), Drill strings, Finite element methods
Journal Articles

Dynamic Measurement of Spatial Attitude at Bottom Rotating Drillstring: Simulation, Experimental, and Field Test

Available to Purchase
Qilong Xue, Ruihe Wang, Baolin Liu, Leilei Huang
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. March 2016, 138(2): 022903.
Paper No: JERT-15-1093
https://doi.org/10.1115/1.4031742
Published Online: October 29, 2015
View Articletitled, Dynamic Measurement of Spatial Attitude at Bottom Rotating Drillstring: Simulation, Experimental, and Field Test
Open the PDF for Dynamic Measurement of Spatial Attitude at Bottom Rotating Drillstring: Simulation, Experimental, and Field Test in another window
Topics: Accelerometers, Algorithms, Drill strings, Drilling, Stick-slip, Vibration, Signals, Simulation
Journal Articles

Effect of Drillstring Deflection and Rotary Speed on Annular Frictional Pressure Losses

Available to Purchase
Oney Erge, Mehmet E. Ozbayoglu, Stefan Z. Miska, Mengjiao Yu, Nicholas Takach, Arild Saasen, Roland May
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. December 2014, 136(4): 042909.
Paper No: JERT-13-1249
https://doi.org/10.1115/1.4027565
Published Online: December 1, 2014
View Articletitled, Effect of Drillstring Deflection and Rotary Speed on Annular Frictional Pressure Losses
Open the PDF for Effect of Drillstring Deflection and Rotary Speed on Annular Frictional Pressure Losses in another window
Topics: Buckling, Compression, Drill strings, Flow (Dynamics), Pipes, Pressure, Rotation, Turbulence, Fluids
Journal Articles

Annular Frictional Pressure Losses During Drilling—Predicting the Effect of Drillstring Rotation

Available to Purchase
Arild Saasen
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Technical Briefs
J. Energy Resour. Technol. September 2014, 136(3): 034501.
Paper No: JERT-13-1220
https://doi.org/10.1115/1.4026205
Published Online: March 4, 2014
View Articletitled, Annular Frictional Pressure Losses During Drilling—Predicting the Effect of Drillstring Rotation
Open the PDF for Annular Frictional Pressure Losses During Drilling—Predicting the Effect of Drillstring Rotation in another window
Topics: Annulus, Drill strings, Drilling, Flow (Dynamics), Fluids, Pressure, Rotation, Reynolds number
Journal Articles

DrillString Vibration With Hole-Enlarging Tools: Analysis and Avoidance

Available to Purchase
Robello Samuel, Dongping Yao
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. September 2013, 135(3): 032904.
Paper No: JERT-12-1115
https://doi.org/10.1115/1.4023330
Published Online: May 24, 2013
View Articletitled, DrillString Vibration With Hole-Enlarging Tools: Analysis and Avoidance
Open the PDF for DrillString Vibration With Hole-Enlarging Tools: Analysis and Avoidance in another window
Topics: Displacement, Drill strings, Excitation, Stress, String, Vibration, Drilling
Journal Articles

Vibration Analysis of a Drillstring in Vibration-Assisted Rotary Drilling: Finite Element Modeling With Analytical Validation

Available to Purchase
Ahmad Ghasemloonia, D. Geoff Rideout, Stephen D. Butt
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. September 2013, 135(3): 032902.
Paper No: JERT-12-1200
https://doi.org/10.1115/1.4023333
Published Online: March 25, 2013
View Articletitled, Vibration Analysis of a Drillstring in Vibration-Assisted Rotary Drilling: Finite Element Modeling With Analytical Validation
Open the PDF for Vibration Analysis of a Drillstring in Vibration-Assisted Rotary Drilling: Finite Element Modeling With Analytical Validation in another window
Topics: Drill strings, Drilling, Finite element methods, Finite element model, Pipes, Vibration, Sensitivity analysis, Deflection