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Journal Articles

Rotordynamic Characterization of Tilting-Pad Bearings With Eight Pads in Vertical Rotors

David Rondon, Gudeta Berhanu Benti, Jan-Olov Aidanpää, Rolf Gustavsson
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. January 2022, 144(1): 012111.
Paper No: JERT-21-1485
https://doi.org/10.1115/1.4051803
Published Online: August 4, 2021
View Article titled, Rotordynamic Characterization of Tilting-Pad Bearings With Eight Pads in Vertical Rotors
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Topics: Bearings, Damping, Rotors, Stiffness, Stress
Journal Articles

A Numerical Study Into the Use of Auxectic Structures for Structural Damping in Composite Sandwich Core Panels for Wind Turbine Blades

Seher Ahsan Khalid, Abdul Munem Khan, Owaisur Rahman Shah
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. March 2022, 144(3): 031301.
Paper No: JERT-21-1278
https://doi.org/10.1115/1.4051303
Published Online: June 17, 2021
View Article titled, A Numerical Study Into the Use of Auxectic Structures for Structural Damping in Composite Sandwich Core Panels for Wind Turbine Blades
Open the PDF for A Numerical Study Into the Use of Auxectic Structures for Structural Damping in Composite Sandwich Core Panels for Wind Turbine Blades in another window
Topics: Damping, Plates (structures), Vibration, Wind turbines, Honeycomb structures, Blades, Weight (Mass), Stiffness
Journal Articles

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

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 Article titled, Drill String Torsional Vibrations Modeling With Dynamic Drill Pipe Properties Measurement and Field Validation
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Topics: Drill strings, Drilling, Drills (Tools), Dynamics (Mechanics), Modeling, Pipes, Vibration, Friction, Stick-slip, Rocks
Journal Articles

Revisiting Theoretical Limits for One Degree-of-Freedom Wave Energy Converters

Nathan M. Tom
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. September 2021, 143(9): 090909.
Paper No: JERT-20-1777
https://doi.org/10.1115/1.4049287
Published Online: January 22, 2021
View Article titled, Revisiting Theoretical Limits for One Degree-of-Freedom Wave Energy Converters
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Topics: Absorption, Damping, Degrees of freedom, Displacement, Floating bodies, Flow (Dynamics), Oscillations, Radiation (Physics), Resonance, Springs
Journal Articles

Kick Detection Using Downhole Accelerometer Data

Robello Samuel
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. August 2020, 142(8): 082901.
Paper No: JERT-19-1193
https://doi.org/10.1115/1.4046939
Published Online: May 26, 2020
View Article titled, Kick Detection Using Downhole Accelerometer Data
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Topics: Accelerometers, Damping, Fluids, Sensors, Vibration, Drilling, Viscosity, String
Journal Articles

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

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 Article titled, Practical Approach to Functional Testing and Analytical Modeling of Axial Oscillation-Supported Drillstrings
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Topics: Damping, Displacement, Drill strings, Flow (Dynamics), Oscillations, Springs, Testing, Friction, Excitation, Modeling
Journal Articles

Estimation of Relative Permeability and Capillary Pressure for PUNQ-S3 Model Using a Modified Iterative Ensemble Smoother

Zhaoqi Fan, Daoyong Yang, Di Chai, Xiaoli Li
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. February 2019, 141(2): 022901.
Paper No: JERT-18-1218
https://doi.org/10.1115/1.4041406
Published Online: September 26, 2018
View Article titled, Estimation of Relative Permeability and Capillary Pressure for PUNQ-S3 Model Using a Modified Iterative Ensemble Smoother
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Topics: Algorithms, Permeability, Pressure, Damping, Water
Journal Articles

Maximum Wave Energy Conversion by Two Interconnected Floaters

Siming Zheng, Yongliang Zhang, Wanan Sheng
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. May 2016, 138(3): 032004.
Paper No: JERT-15-1318
https://doi.org/10.1115/1.4032793
Published Online: March 11, 2016
View Article titled, Maximum Wave Energy Conversion by Two Interconnected Floaters
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Topics: Absorption, Damping, Inertia (Mechanics), Wave energy, Waves, Stiffness, Rotational inertia, Displacement
Journal Articles

A Novel Approach to Dynamic Representation of Drill Strings in Test Rigs

M. A. Elsayed
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. December 2007, 129(4): 281–288.
https://doi.org/10.1115/1.2790979
Published Online: May 7, 2007
View Article titled, A Novel Approach to Dynamic Representation of Drill Strings in Test Rigs
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Topics: Damping, Drill strings, Stability, Vibration, Displacement
Journal Articles

The Effect of Dynamical Parameters on Precession in Rotary Drilling

A. The´ron, E. de Langre, Mem. ASME, C. Putot
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Technical Papers
J. Energy Resour. Technol. September 2001, 123(3): 181–186.
https://doi.org/10.1115/1.1383974
Published Online: April 10, 2001
View Article titled, The Effect of Dynamical Parameters on Precession in Rotary Drilling
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Topics: Damping, Drill strings, Drilling, Flight, Friction, Rotation, Stability, Stiffness, Vibration, Wear
Journal Articles

Chaotic and Random Whirling Motion of Drillstrings

S. J. Kotsonis, P. D. Spanos
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Technical Papers
J. Energy Resour. Technol. December 1997, 119(4): 217–222.
https://doi.org/10.1115/1.2794993
Published Online: December 1, 1997
View Article titled, Chaotic and Random Whirling Motion of Drillstrings
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Topics: Drill strings, Whirls, Damping, Design, Differential equations, Excitation, Fluids, Stochastic processes, Vibration, Weight (Mass)
Journal Articles

Bottom-Hole Assembly Modeling and Dynamic Response Determination

P. D. Spanos, M. L. Payne, C. K. Secora
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Technical Papers
J. Energy Resour. Technol. September 1997, 119(3): 153–158.
https://doi.org/10.1115/1.2794983
Published Online: September 1, 1997
View Article titled, Bottom-Hole Assembly Modeling and Dynamic Response Determination
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Topics: Dynamic response, Manufacturing, Modeling, Drill strings, Damping, Drilling, Dynamics (Mechanics), Failure, Fluids, Transfer functions
Journal Articles

Effect of Process Damping on Longitudinal Vibrations in Drillstrings

M. A. Elsayed, R. L. Wells, D. W. Dareing, K. Nagirimadugu
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 1994, 116(2): 129–135.
https://doi.org/10.1115/1.2906017
Published Online: June 1, 1994
View Article titled, Effect of Process Damping on Longitudinal Vibrations in Drillstrings
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Topics: Damping, Drill strings, Vibration, Stability, Shock absorbers, Cutting, Drag (Fluid dynamics), Drilling
Journal Articles

Dynamic Coupled Fluid-Structure Interaction Analysis of Flexible Floating Platforms

P. V. Thangam Babu, D. V. Reddy
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. December 1986, 108(4): 297–304.
https://doi.org/10.1115/1.3231280
Published Online: December 1, 1986
View Article titled, Dynamic Coupled Fluid-Structure Interaction Analysis of Flexible Floating Platforms
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Topics: Boundary-value problems, Cavitation, Computer software, Damping, Drilling, Dynamic response analysis, Earthquakes, Equations of motion, Equilibrium (Physics), Excitation
Journal Articles

Development of a Scale Model for the Dynamic Interaction of a Pile in Clay

D. D. Kana, L. Boyce, G. W. Blaney
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. September 1986, 108(3): 254–261.
https://doi.org/10.1115/1.3231274
Published Online: September 1, 1986
View Article titled, Development of a Scale Model for the Dynamic Interaction of a Pile in Clay
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Topics: Analytical design, Damping, Design, Dynamic response, Elasticity, Engineering prototypes, Excitation, Frequency response, Materials properties, Mode shapes
Journal Articles

Time Domain Simulation of Ship Steering Gear Control Systems

R. E. Reid, J. Y. Zheng
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. March 1986, 108(1): 84–90.
https://doi.org/10.1115/1.3231246
Published Online: March 1, 1986
View Article titled, Time Domain Simulation of Ship Steering Gear Control Systems
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Topics: Control systems, Gears, Ships, Simulation, Control equipment, Pumps, Compressibility, Computer simulation, Damping, Flow (Dynamics)
Journal Articles

Nonlinear Inverse Perturbation in Structural Dynamics Redesign of Risers

M. M. Bernitsas, C. J. Hoff, J. E. Kokarakis
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 1985, 107(2): 256–263.
https://doi.org/10.1115/1.3231186
Published Online: June 1, 1985
View Article titled, Nonlinear Inverse Perturbation in Structural Dynamics Redesign of Risers
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Topics: Pipeline risers, Risers (Casting), Structural dynamics, Marine drilling risers, Offshore structures, Damping, Density, Drilling, Finite element analysis, Geometry
Journal Articles

A Note on the Added Mass and Wave Damping of a Column With Circular Footing

G. P. Miao, Y. Z. Liu, J. S. Chung
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 1985, 107(2): 235–237.
https://doi.org/10.1115/1.3231182
Published Online: June 1, 1985
View Article titled, A Note on the Added Mass and Wave Damping of a Column With Circular Footing
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Topics: Damping, Footings (Construction), Waves
Journal Articles

Determination of Fluid Damping Using Random Excitation

J. C. S. Yang, C. H. Marks, J. Jiang, D. Chen, A. Elahi, W-H. Tsai
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 1985, 107(2): 220–225.
https://doi.org/10.1115/1.3231180
Published Online: June 1, 1985
View Article titled, Determination of Fluid Damping Using Random Excitation
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Topics: Damping, Fluids, Random excitation, Water, Circular cylinders
Journal Articles

The Development and Testing of a Wave-Activated Navigation Buoy With a Wells Turbine

T. J. T. Whittaker, F. A. McPeake, A. G. Barr
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 1985, 107(2): 268–273.
https://doi.org/10.1115/1.3231188
Published Online: June 1, 1985
View Article titled, The Development and Testing of a Wave-Activated Navigation Buoy With a Wells Turbine
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Topics: Buoys, Navigation, Testing, Turbines, Waves, Wells, Design, Water, Damping, Generators