Development in the modeling of rail vehicle system for the analysis of lateral stability

S Bhardawaj, RC Sharma, SK Sharma - Materials today: proceedings, 2020 - Elsevier
Lateral stability of railway vehicle is a crucial aspect for railway vehicles. Primary critical
speed, secondary critical speed, L/V ratio are the few measures of stability of railway vehicle …

[PDF][PDF] A survey of railway track modelling

S Bhardawaj, RC Sharma… - International Journal of …, 2019 - researchgate.net
Railway vehicle is a complex system comprises of several components and has several
degrees of freedom. The railway vehicle moves over the system called railway track which is …

Development of multibody dynamical using MR damper based semi-active bio-inspired chaotic fruit fly and fuzzy logic hybrid suspension control for rail vehicle system

S Bhardawaj, RC Sharma… - Proceedings of the …, 2020 - journals.sagepub.com
In this paper, the semi-active suspension in railway vehicles based on the controlled
Magnetorheological (MR) fluid dampers is examined, and compared with the semi-active …

Numerical and experimental analysis of DVA on the flexible-rigid rail vehicle carbody resonant vibration

SK Sharma, RC Sharma, J Lee, HL Jang - Sensors, 2022 - mdpi.com
This paper examines the influence of the equipment considered as a DVA (Dynamic
Vibration Absorber) upon the mode of vertical vibrations of the car body in high-speed …

Design and development of smart semi active suspension for nonlinear rail vehicle vibration reduction

SK Sharma, J Lee - International Journal of Structural Stability and …, 2020 - World Scientific
In this paper, the semi-active suspension in railway vehicles based on the controlled
magnetorheological (MR) fluid dampers is examined, and compared with the semi-active …

Semi-active control to reduce lateral vibration of passenger rail vehicle using disturbance rejection and continuous state damper controllers

SK Sharma, U Saini, A Kumar - Journal of Vibration Engineering & …, 2019 - Springer
Abstract Purpose In this paper, Bouc–Wen type magnetorheological fluid damper has been
used to monitor the ride quality of a prevailing rail vehicle in lateral vibrations. Methods …

In situ and experimental analysis of longitudinal load on carbody fatigue life using nonlinear damage accumulation

SK Sharma, RC Sharma, J Lee - International Journal of …, 2022 - journals.sagepub.com
In this paper, a multi-disciplinary analysis method is proposed for evaluating the fatigue life
of railway vehicle car body structure under random dynamic loads. Firstly, the hybrid fatigue …

Analysis of generalized force and its influence on ride and stability of railway vehicle

RC Sharma, S Sharma, SK Sharma… - Noise & Vibration …, 2020 - journals.sagepub.com
Formulation of a rail vehicle model using Lagrange's method requires the system's kinetic
energy, potential energy, spring potential energy, Rayleigh's dissipation energy and …

[PDF][PDF] Combined multi-body-system and finite element analysis of a rail locomotive crashworthiness

SK Sharma, RC Sharma, N Sharma - International Journal of …, 2020 - researchgate.net
The modelling and simulation of a passenger rail vehicle locomotive for its crashworthiness
are carried out in this paper. It is carried out as an application of combined FEM and MBS …

Pothole detection and warning system for Indian roads

SK Sharma, RC Sharma - Advances in Interdisciplinary Engineering …, 2019 - Springer
This paper is based on an application of mobile sensing: sensing and gathering the surface
condition of roads. We will fabricate a system and mention the required algorithms to sense …