[PDF] Top 20 A Novel Approach To Modelling And Simulation Of The Dynamic Behaviour Of The Wheel Rail Interface

... Several dynamic models have been developed for wheel-rail interface using the wheel-rail profile ...3-dimensional wheel-rail contact model was developed to model ... See full document

... the wheel-rail geometry description in ...the simulation as 460 mm, the rolling radius difference is realized in ...For simulation purposes, a look-up table showing the rolling radius ... See full document

... Such dynamic model is housed applying the Lagrange approach to the mechanical system, assuming that the only motions available are the longitudinal and ...the behaviour of the system in two different ... See full document

... Available methods for solving the normal problem range from the analytical solution by Hertz to the numerical procedure implemented in the CONTACT software [7]. This latter method requires a very high computational ... See full document

... Step 2.3: Between workshops, the core project staff (modeller, JA, EO and GM) built a computational model from the conceptual map. They engaged with key individuals from the model-building team for expert advice, and for ... See full document

... resilient wheel is lower than that of the standard wheel, such as the modes (r, 2), (r, 3), (r, ...resilient wheel, which reduces the radial stiffness of the wheel ...ient wheel are ... See full document

... Since the foliar phenolics generally contribute significantly to chemosystematics of both, angiosperms and gymnosperms, it is felt that an evaluation of the data availa[r] ... See full document

... fire simulation in the ...The simulation starts before the emergency ventilation system is activated and continues with the fans activated to control the ... See full document

... Keserla and Peters [10] presented an analysis of dual-shuttle AS/RSs. The heuristics for minimizing the interleave time for DC is presented and the throughput-capacity improvement using QC in comparison with DC is in the ... See full document

... spectrum approach to GAD emphasizing soft signs and symptoms as well as a wide range of syndrome-level manifestations, that are surrounding the core features of the DSM-5 GAD diagnostic ... See full document

... The problem o f structures subjected to vary­ ing loads is often encountered in modem engineer­ ing. A few examples o f such structures are bridges, overhead cranes and airport mnaways [1]. However, most studies to date ... See full document

... At this stage, a scheme for taking policy scenarios will be carried out from the object under study. The implementation of policy scenarios was carried out with the aim of increasing the influence of the maritime sector ... See full document

... It is known that fingerprint and face authentication system combined with soft biometrics has faster response time as compare with “fingerprint and face” authentication system. Proposed scheme (as shown in figure 2) ... See full document

... the simulation of the exhaust-gas recirculation, the simulation of the backflow of the combustion products into the intake ports, and the simulation of the turbocharger turbine and compressor, where ... See full document

... if dynamic capabilities did not ...and dynamic capabilities can be defined as higher-level capabilities aimed at "change in product, production, customer relationships, markets where the company ... See full document

... in rail- wheel contact problems can also be found in the recent ...in wheel rail applications ...to wheel/rail contact problems. Baeza et al. studied the wheel/rail ... See full document

... advanced approach that can be realized in the form of the proposed cyber- physical approach to the management and control of manufacturing ...proposed approach would significantly facilitate the ... See full document

... the wheel-rail ...the wheel tread and rail head, predict the formation of rolling contact fatigue, and identify any areas of low adhesion present on the ... See full document

... The use of the experimental modal analysis and the finite-element method at the same time proves to be very useful in research on structural dynamics. Experimental results are used to correctly build and, afterwards, ... See full document

... If the significance value of a given test is small (less than 0.05) then the model does not adequately fit the data.. 1: Plot of Log10 (Dose) Vs Empirical Probit (24hrs).[r] ... See full document