نتایج جستجو برای: electric locomotive
تعداد نتایج: 145344 فیلتر نتایج به سال:
This paper deals with research aimed at developing a method for ergonomic analysis of the driver's workplace in an electric locomotive. It presents the structure of the diagnosis and its assumptions, and includes a re-evaluation of the questionnaire-expert method in ergonomic research. The article presents research data on weights and evaluations including their standard deviations for particul...
Reduction of the force interaction between vehicle and track is strongly desirable for many reasons. Because conventional methods reduction wheel-rail contact forces, based on tuning suspension parameters or utilising various mechanisms acting wheelsets, bogie-frames car-body, reach their limits, active controlled systems are becoming a promising solution problem. The paper created within proje...
Hybrid electric propulsion, using batteries for energy storage, is making significant inroads into railway transportation because of its potential notable fuel savings and the related reductions in greenhouse gases emissions hybrid traction over non-electrified lines. Due to inherent complexity hybridized powertrains, combining different power conversions storage capabilities, corresponding ope...
Fuel cell power for locomotives combines the environmental benefits of a catenaryelectric locomotive with the higher overall energy efficiency and lower infrastructure costs of a diesel-electric. A North American consortium, a public-private partnership, is developing a prototype hydrogen-fueled fuel cell-battery hybrid switcher locomotive for urban and military-base rail applications. Switcher...
There are no optimal vibration damping designs for safe movement at the present stage of development high-speed rail transport. The purpose improving existing structures is their ability to simultaneously dampen both longitudinal and transverse vibrations. For dynamic research, an analytical method has been developed calculating stresses deformations sidewall frame electric locomotive bogie in ...
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