Results 31 to 40 of about 101,031 (219)

Influence of Structural Stiffness and Loss Factor on Railroad Vehicle Comfort

open access: yesApplied Sciences, 2021
This paper presents a new formulation for analyzing a beam on elastic supports traveling on irregular profiles. The model is a first approximation of a passenger railway vehicle car body.
Publio Pintado   +5 more
doaj   +1 more source

Development of the New Polish Method for Capacity Analysis of Motorways and Expressways [PDF]

open access: yesArchives of Civil Engineering, 2020
The paper presents development of the new Polish method for performing capacity analysis of basic segments of dual carriageway roads (motorways and expressways).
Piotr Olszewski   +5 more
doaj   +1 more source

Modelling passenger demand for parkway rail stations [PDF]

open access: yes, 2004
Interest in Parkway stations emerged in the 1980s. These act as convenient out-of-town stations for inter-urban rail journeys. There were 13 so-called Parkway stations in Great Britain in 1999 and two have subsequently been opened. This paper reports the
Lythgoe, W.F., Wardman, M.R.
core   +1 more source

Possibilities for Optimal Design of a Car Tire Based on a Criterion of Spatial Strength Balance

open access: yesМеханика машин, механизмов и материалов, 2020
A procedure is proposed for calculating the internal profile and optimal distribution of materials for a pneumatic car tire in a mold configuration. To adequately describe the elastic-dissipative properties of tire rubbers and rubber-cord composites ...
Alexander V. Khotko   +2 more
doaj   +1 more source

Application of a new multi-agent Hybrid Co-evolution based Particle Swarm Optimisation methodology in ship design [PDF]

open access: yes, 2010
In this paper, a multiple objective 'Hybrid Co-evolution based Particle Swarm Optimisation' methodology (HCPSO) is proposed. This methodology is able to handle multiple objective optimisation problems in the area of ship design, where the simultaneous ...
Cui, Hao, Turan, O.
core   +1 more source

Analysing Headway Spacing and Calculating Passenger Car Equivalent Values Using Computer Vision and International Dataset

open access: yesPromet (Zagreb)
Accurate traffic flow data are crucial for effective transportation planning and management. Different vehicle types impact traffic flow variably, requiring distinct passenger car equivalency (PCE) factors for calculating intersection and road capacity ...
Burak ÇELİK   +3 more
doaj   +1 more source

Calculated estimation of railway wheels equivalent conicity influence on critical speed of railway passenger car

open access: yesMATEC Web of Conferences, 2018
The article presents the results of determining the equivalent conicity characterizing the geometric interaction of wheels and rails on 1520 mm track.
Gerlici Juraj   +3 more
doaj   +1 more source

Heavy Vehicle Performance During Recovery From Forced-Flow Urban Freeway Conditions Due To Incidents, Work Zones and Recurring Congestion [PDF]

open access: yes, 2013
Information contained in the Highway Capacity Manual on the influence heavy vehicles have on freeway traffic operations has been based on few field data collection efforts and relied mostly on traffic simulation efforts.
Drakopoulos, Alexander   +2 more
core   +1 more source

Experimental Fatigue Evaluation of Bogie Frames on Metro Trains

open access: yesMachines, 2022
Metro vehicles have always been known for their high passenger density, frequent traffic flow and strong alternating loads due to their severe running environment.
Wei Zhou   +6 more
doaj   +1 more source

A Hybrid EV Charging Architecture Integrating DC Fast Charging and Wireless Power Transfer

open access: yesEnergy Science &Engineering, EarlyView.
A hybrid EV charging architecture combining DC fast charging and wireless power transfer is proposed. The system achieves high efficiency, grid compliance, and reliable bidirectional operation, offering a scalable solution that enhances user convenience while paving the way for smarter, future‐ready EV charging infrastructure.
Ali Almaktoof   +3 more
wiley   +1 more source

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