Search Results | ASME Digital Collection

1-20 of 120

2 3 4 5

Sort by

Sort Order Select

Proceedings Papers

Wheel-Rail Contact Force and Traction Analysis Under Wet and Oil-Contaminated Conditions

Ahmad Radmehr, Yu Pan, Ali Tajaddini, Edwin Vollebregt, Mehdi Ahmadian

Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T07A002, April 20–21, 2022

Paper No: JRC2022-78233

DOI: https://doi.org/10.1115/JRC2022-78233

View Paper

Topics: Rails, Rollers, Traction, Water, Wheels

Proceedings Papers

Development of a Mobile Robot System for the Visual Inspection of Railcar Undercarriage Equipment

Michael Molzon, Mehdi Ahmadian

Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T09A008, April 20–21, 2022

Paper No: JRC2022-79739

DOI: https://doi.org/10.1115/JRC2022-79739

View Paper

Topics: Mobile robots, Optical quality control, Inspection, Trains, Imaging, Maintenance, Railroads, Vibration, Condition monitoring, Design

Proceedings Papers

Visualization Using Google Earth Engine Coupled With Unsupervised Learning, A Practical Approach to Detecting Track Instability

SayedMohammad Hosseini, Ahmad Radmehr, Mehdi Ahmadian

Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T09A007, April 20–21, 2022

Paper No: JRC2022-79557

DOI: https://doi.org/10.1115/JRC2022-79557

View Paper

Topics: Engines, Inspection, Visualization

Proceedings Papers

Effect of Suspension Nonlinearities on Rail Vehicle Bifurcation and Stability

Mehdi Ahmadian, Shaopu Yang

Proc. ASME. IMECE97, Rail Transportation, 97-106, November 16–21, 1997

Paper No: IMECE1997-0598

DOI: https://doi.org/10.1115/IMECE1997-0598

View Paper

Topics: Bifurcation, Rail vehicles, Stability, Damping, Creep, Trucks, Yaw, Dynamics (Mechanics), Rails, Simulation results

Proceedings Papers

A NUCARS Investigation of the Effect of Pedestal Liner Compliance on Rail Vehicle Hunting

Mehdi Ahmadian

Proc. ASME. IMECE97, Rail Transportation, 107-124, November 16–21, 1997

Paper No: IMECE1997-0599

DOI: https://doi.org/10.1115/IMECE1997-0599

View Paper

Topics: Rail vehicles, Design, Locomotives, Simulation models, Railway vehicles, Vehicles

Proceedings Papers

On the Virtues of Steerable Locomotive Bogies

Mehdi Ahmadian

Proc. ASME. IMECE97, Rail Transportation, 125-142, November 16–21, 1997

Paper No: IMECE1997-0600

DOI: https://doi.org/10.1115/IMECE1997-0600

View Paper

Topics: Locomotives, Railroad passenger cars, Railroads, Dynamics (Mechanics), Rails, Railway vehicles, Simulation models, Simulation results, Trucks, Wheels

Proceedings Papers

A Hybrid Semiactive Control for Secondary Suspension Applications

Mehdi Ahmadian

Proc. ASME. IMECE97, Dynamic Systems and Control, 743-750, November 16–21, 1997

Paper No: IMECE1997-0464

DOI: https://doi.org/10.1115/IMECE1997-0464

View Paper

Topics: Dampers, Hardware, Hybrid control, Resonance, Simulation results

Proceedings Papers

TRAKVU: A New Tool for Modeling Track Irregularities in NUCARS

Mehdi Ahmadian, Kenneth P. Kramp, Mark A. Dembosky

Proc. ASME. IMECE98, Rail Transportation, 33-37, November 15–20, 1998

Paper No: IMECE1998-0346

DOI: https://doi.org/10.1115/IMECE1998-0346

View Paper

Topics: Modeling, Dynamic models, Rail vehicles, Vehicles, Dynamic analysis

Proceedings Papers

Application of Impedance Methods for Predicting Vibrations of a Locomotive Cab

Mehdi Ahmadian, Chetran J. Dhruna

Proc. ASME. IMECE98, Rail Transportation, 45-52, November 15–20, 1998

Paper No: IMECE1998-0348

DOI: https://doi.org/10.1115/IMECE1998-0348

View Paper

Topics: Locomotives, Vibration, Approximation, Data acquisition systems, Vibration isolation, Vibration measurement

Proceedings Papers

Design and Development of Magneto Rheological Dampers for Bicycle Suspensions

Mehdi Ahmadian

Proc. ASME. IMECE99, Dynamic Systems and Control, 737-741, November 14–19, 1999

Paper No: IMECE1999-0101

DOI: https://doi.org/10.1115/IMECE1999-0101

View Paper

Topics: Bicycles, Dampers, Design, Rheology, Manufacturing, Retrofitting, Valves, Damping, Fittings, Fluids

Proceedings Papers

Application of Magneto Rheological Dampers for Controlling Shock Loading

Mehdi Ahmadian, James C. Poynor, Jason M. Gooch

Proc. ASME. IMECE99, Dynamic Systems and Control, 731-735, November 14–19, 1999

Paper No: IMECE1999-0100

DOI: https://doi.org/10.1115/IMECE1999-0100

View Paper

Topics: Dampers, Rheology, Shock (Mechanics), Closed loop systems, Damping, Dynamic systems, Dynamics (Mechanics), Shock absorbers

Proceedings Papers

New Technologies for the Railway Industry: Part I

Mehdi Ahmadian, James C. Poynor, Fernando D. Goncalves

Proc. ASME. IMECE2001, Rail Transportation, 201-206, November 11–16, 2001

Paper No: IMECE2001/RTD-25721

DOI: https://doi.org/10.1115/IMECE2001/RTD-25721

View Paper

Topics: Railroads, Rails, Automobiles, Automotive industry, Freight cars, Locomotives, Rheology, Transportation systems

Proceedings Papers

Dynamic Analysis of Semi-Active Tuned Vibration Absorbers Using Closed-Form Equivalent Models

Jeong-Hoi Koo, Mehdi Ahmadian

Proc. ASME. IMECE2001, Vibration and Control of Mechanical Systems, 31-37, November 11–16, 2001

Paper No: IMECE2001/DE-23204

DOI: https://doi.org/10.1115/IMECE2001/DE-23204

View Paper

Topics: Dynamic analysis, Vibration absorbers, Damping, Dampers, Resonance, Vibration, Rheology

Proceedings Papers

Intermediate Distance Testing of Optical Top-of-Rail (TOR) Lubricity Sensors on a Remote-Controlled Rail Cart

Timothy Mast, Yu Pan, Carvel Holton, Mehdi Ahmadian

Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T01A002, April 20–21, 2021

Paper No: JRC2021-58347

DOI: https://doi.org/10.1115/JRC2021-58347

View Paper

Topics: Friction, Lasers, Railroads, Rails, Sensors, Testing

Proceedings Papers

Performance Evaluation of a Novel Optical Sensing System for Detecting Rail Lubricity Conditions

Yu Pan, Timothy Mast, Carvel Holton, Mehdi Ahmadian

Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T12A003, April 20–21, 2021

Paper No: JRC2021-58435

DOI: https://doi.org/10.1115/JRC2021-58435

View Paper

Topics: Flanges, Friction, Performance evaluation, Rails

Proceedings Papers

A Statistical Approach to Evaluating Wheel-Rail Contact Dynamics

Sayedmohammad Hosseini, Arash Hosseinian Ahangarnejad, Ahmad Radmehr, Ali Tajaddini, Mehdi Ahmadian

Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T10A002, April 20–21, 2021

Paper No: JRC2021-58381

DOI: https://doi.org/10.1115/JRC2021-58381

View Paper

Topics: Contact dynamics, Rails, Stress, Traction, Wheels

Proceedings Papers

An Experimental Study of the Influence of the Amount of Top-Of-Rail Friction Modifiers on Traction

Yu Pan, Ahmad Radmehr, Ali Tajaddini, Mehdi Ahmadian

Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T10A003, April 20–21, 2021

Paper No: JRC2021-58433

DOI: https://doi.org/10.1115/JRC2021-58433

View Paper

Topics: Friction, Rails, Rollers, Traction, Wear, Wheels

Proceedings Papers

Semiactive Control of Multiple Degree of Freedom Systems

Mehdi Ahmadian

Proc. ASME. DETC97, Volume 1A: 16th Biennial Conference on Mechanical Vibration and Noise, V01AT04A008, September 14–17, 1997

Paper No: DETC97/VIB-4123

DOI: https://doi.org/10.1115/DETC97/VIB-4123

View Paper

Topics: Degrees of freedom, Dampers, Resonance, Engineering simulation, Hardware, Hybrid control, Simulation, Vehicles

Proceedings Papers

Harmonic Analysis of Semiactive Suspensions

Mehdi Ahmadian, Brian A. Reichert, Xubin Song

Proc. ASME. DETC97, Volume 1A: 16th Biennial Conference on Mechanical Vibration and Noise, V01AT04A003, September 14–17, 1997

Paper No: DETC97/VIB-4122

DOI: https://doi.org/10.1115/DETC97/VIB-4122

View Paper

Topics: Dampers, Machinery, Resonance, Vibration isolation

Proceedings Papers

An Experimental Evaluation of Smart Damping Materials for Reducing Structural Noise and Vibrations

Mehdi Ahmadian, Kristina M. Jeric, Daniel J. Inman

Proc. ASME. DETC99, Volume 7B: 17th Biennial Conference on Mechanical Vibration and Noise, 2417-2424, September 12–16, 1999

Paper No: DETC99/VIB-8016

DOI: https://doi.org/10.1115/DETC99/VIB-8016

View Paper

Topics: Damping, Noise (Sound), Vibration, Weight (Mass), Construction, Passive damping, Piezoelectric ceramics

2 3 4 5

Journal citation

NARROW

Wheel-Rail Contact Force and Traction Analysis Under Wet and Oil-Contaminated Conditions

Development of a Mobile Robot System for the Visual Inspection of Railcar Undercarriage Equipment

Visualization Using Google Earth Engine Coupled With Unsupervised Learning, A Practical Approach to Detecting Track Instability

Effect of Suspension Nonlinearities on Rail Vehicle Bifurcation and Stability

A NUCARS Investigation of the Effect of Pedestal Liner Compliance on Rail Vehicle Hunting

On the Virtues of Steerable Locomotive Bogies

A Hybrid Semiactive Control for Secondary Suspension Applications

TRAKVU: A New Tool for Modeling Track Irregularities in NUCARS

Application of Impedance Methods for Predicting Vibrations of a Locomotive Cab

Design and Development of Magneto Rheological Dampers for Bicycle Suspensions

Application of Magneto Rheological Dampers for Controlling Shock Loading

New Technologies for the Railway Industry: Part I

Dynamic Analysis of Semi-Active Tuned Vibration Absorbers Using Closed-Form Equivalent Models

Intermediate Distance Testing of Optical Top-of-Rail (TOR) Lubricity Sensors on a Remote-Controlled Rail Cart

Performance Evaluation of a Novel Optical Sensing System for Detecting Rail Lubricity Conditions

A Statistical Approach to Evaluating Wheel-Rail Contact Dynamics

An Experimental Study of the Influence of the Amount of Top-Of-Rail Friction Modifiers on Traction

Semiactive Control of Multiple Degree of Freedom Systems

Harmonic Analysis of Semiactive Suspensions

An Experimental Evaluation of Smart Damping Materials for Reducing Structural Noise and Vibrations

Journals

Conference Proceedings

eBooks

Resources

Opportunities

Journals

Conference Proceedings

eBooks

Resources

Opportunities

This Feature Is Available To Subscribers Only