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Proceedings Papers

A Generalized Torsional Dynamics Formulation for Multi-Mesh Gear Trains With Clearances and Torque Fluctuations

Proc. ASME. IDETC-CIE2022, Volume 9: 18th International Conference on Multibody Systems, Nonlinear Dynamics, and Control (MSNDC), V009T09A024, August 14–17, 2022

Paper No: DETC2022-88988

DOI: https://doi.org/10.1115/DETC2022-88988

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Topics: Dynamics (Mechanics), Fluctuations (Physics), Gear trains, Torque

Journal Articles

Vibro-Impact Motions of a Three-Degree-of-Freedom Geartrain Subjected to Torque Fluctuations: Model and Experiments

Ata Donmez, Ahmet Kahraman

J. Comput. Nonlinear Dynam. December 2022, 17(12): 121002.

Paper No: CND-22-1106

DOI: https://doi.org/10.1115/1.4055595

Published Online: October 7, 2022

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Topics: Fluctuations (Physics), Gears, Torque, Excitation

Journal Articles

A Rattle Noise Severity Index for Multi-Mesh Gear Trains Subjected to Torque Fluctuations

Ata Donmez, Ahmet Kahraman

J. Vib. Acoust. February 2023, 145(1): 011007.

Paper No: VIB-22-1154

DOI: https://doi.org/10.1115/1.4055134

Published Online: September 13, 2022

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Topics: Fluctuations (Physics), Gear trains, Gears, Noise (Sound), Sound pressure, Torque, Dynamic models, Dynamics (Mechanics)

Journal Articles

Characterization of Nonlinear Rattling Behavior of a Gear Pair Through a Validated Torsional Model

Ata Donmez, Ahmet Kahraman

J. Comput. Nonlinear Dynam. April 2022, 17(4): 041006.

Paper No: CND-21-1275

DOI: https://doi.org/10.1115/1.4053367

Published Online: February 14, 2022

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Topics: Gears, Torque, Excitation, Fluctuations (Physics), Damping

Journal Articles

Experimental and Theoretical Investigation of Vibro-impact Motions of a Gear Pair Subjected to Torque Fluctuations to Define a Rattle Noise Severity Index

Ata Donmez, Ahmet Kahraman

J. Vib. Acoust. August 2022, 144(4): 041001.

Paper No: VIB-21-1320

DOI: https://doi.org/10.1115/1.4053264

Published Online: January 13, 2022

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Topics: Fluctuations (Physics), Gears, Noise (Sound), Sound pressure, Torque

Proceedings Papers

Effect of Axial Vibrations on the Dynamics of a Helical Gear Pair

Ahmet Kahraman

Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Machinery Dynamics and Element Vibrations, 83-89, September 22–25, 1991

Paper No: DETC1991-0279

DOI: https://doi.org/10.1115/DETC1991-0279

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Topics: Dynamics (Mechanics), Helical gears, Vibration, Bearings, Errors, Gears, Dynamic models, Mode shapes, Rotation

Proceedings Papers

Dynamic Analysis of a Multi-Mesh Helical Gear Train

Ahmet Kahraman

Proc. ASME. DETC92, 6th International Power Transmission and Gearing Conference: Advancing Power Transmission Into the 21st Century, 365-373, September 13–16, 1992

Paper No: DETC1992-0046

DOI: https://doi.org/10.1115/DETC1992-0046

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Topics: Dynamic analysis, Helical gears, Trains, Gears, Gear trains, Bearings, Dynamic models, Errors, Excitation

Proceedings Papers

Effect of Internal Gear Flexibility on the Quasi-Static Behavior of a Planetary Gear Set

Ahmet Kahraman, Sandeep Vijayakar

Proc. ASME. IDETC-CIE2000, Volume 6: 8th International Power Transmission and Gearing Conference, 47-56, September 10–13, 2000

Paper No: DETC2000/PTG-14364

DOI: https://doi.org/10.1115/DETC2000/PTG-14364

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Topics: Gears, Planetary gears, Stress, Bending (Stress), Contact mechanics, Deflection, Deformation, Design, Finite element methods, Finite element model

Journal Articles

An Experimental Evaluation of High-Cycle Gear Tooth Bending Fatigue Lives Under Fully Reversed and Fully Released Loading Conditions With Application to Planetary Gear Sets

Isaac J. Hong, Ahmet Kahraman, Neil Anderson

J. Mech. Des. February 2021, 143(2): 023402.

Paper No: MD-20-1174

DOI: https://doi.org/10.1115/1.4047687

Published Online: August 18, 2020

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Topics: Cycles, Fatigue, Gears, Planetary gears, Stress, Gear teeth, Fatigue testing

Journal Articles

In Memoriam: Veniamin I. Goldfarb

Ahmet Kahraman, Alex Kapelevich, Mohsen Kolivand

J. Mech. Des. April 2020, 142(4): 040101.

Paper No: MD-19-1833

DOI: https://doi.org/10.1115/1.4046064

Published Online: February 28, 2020

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Topics: Engineering teachers, Gears

Proceedings Papers

A Methodology to Experimentally Investigate the Impact of Wobble Errors on the Contact Pattern and Static Transmission Error of Helical Gear Pairs

Michael Benatar, Michael Handschuh, Ahmet Kahraman, David Talbot

Proc. ASME. IDETC-CIE2019, Volume 10: 2019 International Power Transmission and Gearing Conference, V010T11A025, August 18–21, 2019

Paper No: DETC2019-98391

DOI: https://doi.org/10.1115/DETC2019-98391

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Topics: Errors, Helical gears, Gears, Manufacturing, Data acquisition, Data collection, Design, Durability, Fatigue life, Machinery

Proceedings Papers

A Load Distribution Model for Double-Planet Planetary Gear Sets

Yong Hu, David Talbot, Ahmet Kahraman

Proc. ASME. IDETC-CIE2019, Volume 10: 2019 International Power Transmission and Gearing Conference, V010T11A014, August 18–21, 2019

Paper No: DETC2019-98512

DOI: https://doi.org/10.1115/DETC2019-98512

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Topics: Planetary gears, Stress, Errors, Gears, Manufacturing, Bearings, Gear teeth, Kinematics, Stiffness

Proceedings Papers

Power Loss Measurements of Rolling Element Bearings Subject to Combined Radial and Axial Loads

Kevin Vedera, Isaac Hong, David Talbot, Ahmet Kahraman, Sen Zhou

Proc. ASME. IDETC-CIE2019, Volume 10: 2019 International Power Transmission and Gearing Conference, V010T11A040, August 18–21, 2019

Paper No: DETC2019-97438

DOI: https://doi.org/10.1115/DETC2019-97438

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Topics: Rolling bearings, Stress, Bearings, Gears, Machinery, Automotive transmissions, Lubrication, Mechanical drives, Temperature

Proceedings Papers

An Experimental Investigation of the Impact of Random Spacing Errors on the Dynamic Transmission Error of Spur Gear Pairs

Muhammad Nevin Anandika, Ahmet Kahraman, David Talbot

Proc. ASME. IDETC-CIE2019, Volume 10: 2019 International Power Transmission and Gearing Conference, V010T11A024, August 18–21, 2019

Paper No: DETC2019-98357

DOI: https://doi.org/10.1115/DETC2019-98357

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Topics: Errors, Spur gears, Gears, Vibration, Manufacturing, Noise (Sound), Resonance, Durability, Dynamics (Mechanics), Excitation

Journal Articles

A Gear Load Distribution Model for a Planetary Gear Set With a Flexible Ring Gear Having External Splines

Yong Hu, David Talbot, Ahmet Kahraman

J. Mech. Des. May 2019, 141(5): 053301.

Paper No: MD-18-1604

DOI: https://doi.org/10.1115/1.4041583

Published Online: January 11, 2019

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Topics: Gears, Stress, Planetary gears, Splines

Proceedings Papers

Dynamic Transmission Error Measurements From Spur Gear Pairs Having Tooth Indexing Errors

Brian Anichowski, Jr., Ahmet Kahraman, David Talbot

Proc. ASME. IDETC-CIE2017, Volume 10: 2017 ASME International Power Transmission and Gearing Conference, V010T11A017, August 6–9, 2017

Paper No: DETC2017-67314

DOI: https://doi.org/10.1115/DETC2017-67314

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Topics: Errors, Indexing (Machining), Spur gears, Gears, Transients (Dynamics), Accelerometers, Dynamic response, Measurement systems, Resonance

Proceedings Papers

A Load Distribution Model for Planetary Gear Sets

Yong Hu, David Talbot, Ahmet Kahraman

Proc. ASME. IDETC-CIE2017, Volume 10: 2017 ASME International Power Transmission and Gearing Conference, V010T11A008, August 6–9, 2017

Paper No: DETC2017-68354

DOI: https://doi.org/10.1115/DETC2017-68354

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Topics: Planetary gears, Stress, Gears, Errors, Manufacturing, Design, Kinematics

Proceedings Papers

An Experimental Investigation of Churning Power Losses of a Gearbox

J. Polly, David Talbot, Ahmet Kahraman, Avinash Singh, Hai Xu

Proc. ASME. IDETC-CIE2017, Volume 10: 2017 ASME International Power Transmission and Gearing Conference, V010T11A043, August 6–9, 2017

Paper No: DETC2017-68345

DOI: https://doi.org/10.1115/DETC2017-68345

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Topics: Mechanical drives, Gears, Helical gears, Particle spin, Rotation, Spin (Aerodynamics), Temperature, Automotive transmissions, Bearings, Disks

Proceedings Papers

A Three-Dimensional Load Sharing Model of Planetary Gear Sets Having Manufacturing Errors

Nicholas D. Leque, Ahmet Kahraman

Proc. ASME. IDETC-CIE2015, Volume 10: ASME 2015 Power Transmission and Gearing Conference; 23rd Reliability, Stress Analysis, and Failure Prevention Conference, V010T11A046, August 2–5, 2015

Paper No: DETC2015-47470

DOI: https://doi.org/10.1115/DETC2015-47470

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Topics: Errors, Manufacturing, Planetary gears, Stress, Gears, Design, Rotation, Torque

Journal Articles

A Helical Gear Pair Pocketing Power Loss Model

David Talbot, Ahmet Kahraman, Satya Seetharaman

J. Tribol. April 2014, 136(2): 021105.

Paper No: TRIB-13-1154

DOI: https://doi.org/10.1115/1.4026502

Published Online: February 24, 2014

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Topics: Gears, Helical gears, Spur gears, Fluids, Pressure

Journal citation

NARROW

A Generalized Torsional Dynamics Formulation for Multi-Mesh Gear Trains With Clearances and Torque Fluctuations

Vibro-Impact Motions of a Three-Degree-of-Freedom Geartrain Subjected to Torque Fluctuations: Model and Experiments

A Rattle Noise Severity Index for Multi-Mesh Gear Trains Subjected to Torque Fluctuations

Characterization of Nonlinear Rattling Behavior of a Gear Pair Through a Validated Torsional Model

Experimental and Theoretical Investigation of Vibro-impact Motions of a Gear Pair Subjected to Torque Fluctuations to Define a Rattle Noise Severity Index

Effect of Axial Vibrations on the Dynamics of a Helical Gear Pair

Dynamic Analysis of a Multi-Mesh Helical Gear Train

Effect of Internal Gear Flexibility on the Quasi-Static Behavior of a Planetary Gear Set

An Experimental Evaluation of High-Cycle Gear Tooth Bending Fatigue Lives Under Fully Reversed and Fully Released Loading Conditions With Application to Planetary Gear Sets

In Memoriam: Veniamin I. Goldfarb

A Methodology to Experimentally Investigate the Impact of Wobble Errors on the Contact Pattern and Static Transmission Error of Helical Gear Pairs

A Load Distribution Model for Double-Planet Planetary Gear Sets

Power Loss Measurements of Rolling Element Bearings Subject to Combined Radial and Axial Loads

An Experimental Investigation of the Impact of Random Spacing Errors on the Dynamic Transmission Error of Spur Gear Pairs

A Gear Load Distribution Model for a Planetary Gear Set With a Flexible Ring Gear Having External Splines

Dynamic Transmission Error Measurements From Spur Gear Pairs Having Tooth Indexing Errors

A Load Distribution Model for Planetary Gear Sets

An Experimental Investigation of Churning Power Losses of a Gearbox

A Three-Dimensional Load Sharing Model of Planetary Gear Sets Having Manufacturing Errors

A Helical Gear Pair Pocketing Power Loss Model

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