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Shah Sanjar Nafis Ahmad
Shah Sanjar Nafis Ahmad
Other namesSanjar Nafis Ahmad, Sanjar Ahmad, S Ahmad
Senior Research Officer
Verified email at cqu.edu.au
Title
Cited by
Cited by
Year
Development of a unified railway track stability management tool to enhance track safety
SS Ahmad, NK Mandal, G Chattopadhyay, J Powell
Proceedings of the Institution of Mechanical Engineers, Part F: Journal of …, 2013
322013
Problems, assumptions and solutions in locomotive design, traction and operational studies
M Spiryagin, Q Wu, O Polach, J Thorburn, W Chua, V Spiryagin, S Stichel, ...
Railway Engineering Science 30 (3), 265-288, 2022
272022
Prediction of rail surface damage in locomotive traction operations using laboratory-field measured and calibrated data
E Bernal, M Spiryagin, E Vollebregt, K Oldknow, S Stichel, S Shrestha, ...
Engineering Failure Analysis 135, 106165, 2022
232022
Wagon model acceptance procedure using Australian standards
M Spiryagin, A George, SSN Ahmad, K Rathakrishnan, YQ Sun, C Cole
conference on railway engineering, CORE2012, Brisbane, Australia, 2012
182012
A comparative study of track buckling parameters of continuous welded rail
SSN Ahmad, NK Mandal, G Chattopadhyay
Proceedings of the International Conference on Mechanical Engineering, 26-28, 2009
142009
Analysis of positioning of wayside charging stations for hybrid locomotive consists in heavy haul train operations
S Ahmad, M Spiryagin, C Cole, Q Wu, P Wolfs, C Bosomworth
Railway Engineering Science 29, 285-298, 2021
112021
Advanced modelling and performance evaluation of hydrogen-powered heavy haul locomotive
M Spiryagin, F Szanto, K Oldknow, P Wolfs, V Spiryagin, S Ahmad, Q Wu, ...
ASME/IEEE Joint Rail Conference 85758, V001T05A001, 2022
42022
Improvement of rail creep data to measure the stress state of a tangent continuously welded rail (CWR) track
SSN Ahmad, NK Mandal, G Chattopadhyay, J Powell, P Micenko
The International Heavy Haul Association conference, 1-8, 2011
42011
Wagon multibody model and its real-time application
M Spiryagin, SSN Ahmad, C Cole, YQ Sun, T McSweeney
New Trends in Mechanism and Machine Science: From Fundamentals to Industrial …, 2015
32015
Hand operated tribometer versus twin disc dry friction characteristics measurements
E Bernal, M Spiryagin, K Oldknow, Q Wu, M Rahaman, D Camacho, ...
Wear 540, 205267, 2024
22024
INTEGRATED METHODOLOGY FOR INVESTIGATION OF WAGON DESIGN CONCEPTS BY SIMULATIONS
SSN Ahmad, C Cole, M Spiryagin, YQ Sun
Proceedings of the ASME 2014 International Design Engineering Technical …, 2014
22014
Ensuring track safety and reducing unnecessary train speed restrictions in hot weather by the application of a unified track stability management tool
S Ahmad
CQUniversity, 2011
22011
Numerical investigation on the influence of a lateral component of a coupler force and track lateral defects on the wagon dynamics under different wind conditions
K Rathakrishnan, SS Ahmad, M Spiryagin, C Cole, YQ Sun
Victoria 9, 2008
22008
Implementation of the Contact Roughness at the Wheel-Rail Contact Model for Locomotive Traction Studies
M Spiryagin, S Ahmad, E Bernal, K Oldknow, I Persson, Q Wu, C Cole, ...
ASME/IEEE Joint Rail Conference 85758, V001T07A006, 2022
12022
Traction control algorithms versus dynamic performance in light rail vehicle design architectures
E Bernal, M Spiryagin, I Persson, S Ahmad, Q Wu, C Cole
The IAVSD International Symposium on Dynamics of Vehicles on Roads and …, 2021
12021
Rapid charging train operational concepts for hybrid heavy haul locomotive consists
S Ahmad, M Spiryagin, Q Wu, P Wolfs, C Bosomworth, C Cole
CORE 2021 Conference on Railway Excellence: Collaborating on Master …, 2021
12021
Integrated methodology for investigation of wagon bogie concepts by simulation
SSN Ahmad, C Cole, M Spiryagin, YQ Sun
Engineering Systems Design and Analysis 45844, V002T07A032, 2014
12014
Freight container wagon modelling and simulation analysis due to braking
YQ Sun, SN Ahmad, I Persson, M Spiryagin, E Bernal Arango, C Cole
Vehicle System Dynamics, 1-21, 2024
2024
Development of a Digital Twin for prediction of rail surface damage in heavy haul railway operations
S Ahmad, M Spiryagin, Q Wu, E Bernal, Y Sun, C Cole, B Makin
Vehicle System Dynamics 62 (1), 41-66, 2024
2024
Implementation of roughness and elastic-plastic behavior in a wheel-rail contact modeling for locomotive traction studies
M Spiryagin, E Bernal, K Oldknow, I Persson, ML Rahaman, S Ahmad, ...
Wear 532, 205115, 2023
2023
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