Results 41 to 50 of about 13,456 (268)

An investigation into the aerodynamic characteristics of catenary contact wires in a cross-wind [PDF]

open access: yes, 2001
An experimental analysis of the aerodynamic characteristics of catenary contact wires is presented. The aerodynamic data obtained were used to calculate the Glauert-Den Harthog criterion for one-dimensional galloping.
Scanlon, T.J., Stickland, M.T.
core   +1 more source

Fractional Integral Inequalities for Generalized Interval‐Valued Functions With Applications in Stock Price Prediction via LSTM

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
We explore the features of fractional integral inequalities for some new classes of interval‐valued convex functions (CF s) to establish their generalization compared to the previously known real‐valued CF s. Motivated by the foundational role of mathematical inequalities in analysis and optimization, we delve into the formulation and proof of integral
Ahsan Fareed Shah   +5 more
wiley   +1 more source

Study of resonances in 1 x 25 kV AC traction systems with external balancing equipment [PDF]

open access: yes, 2016
© 20xx IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new ...
Mesbahi, Nadhir   +2 more
core   +2 more sources

Optical Mandibular Movement Tracking Devices, Clinical Uses and Indications

open access: yesAustralian Dental Journal, Volume 70, Issue S1, Page S25-S34, December 2025.
ABSTRACT Recent advancements in digital dentistry have facilitated the accurate recording of dynamic mandibular movements using optical tracking devices, thereby improving the clinical outcomes and the patient's ability to adapt to their oral rehabilitation.
Sandrine Couldwell   +4 more
wiley   +1 more source

Study on Current Collection Quality Characteristics and Parameter Optimization of Rigid Catenary-Pantograph Systems

open access: yesChengshi guidao jiaotong yanjiu
ObjectiveIn order to reduce abnormal wear and pantograph-catenary separation caused by excessive or insufficient contact pressure, it is necessary to study the influence of various pantograph-catenary parameters on current collection quality and propose ...
Zehua CHENG   +6 more
doaj   +1 more source

Statistical identification of geometric parameters for high speed train catenary [PDF]

open access: yes, 2014
Pantograph/catenary interaction is known to be strongly dependent on the static geometry of the catenary, this research thus seeks to build a statistical model of this geometry.
BALMES, Etienne   +2 more
core   +2 more sources

Multi-touch 3D Exploratory Analysis of Ocean Flow Models [PDF]

open access: yes, 2011
Modern ocean flow simulations are generating increasingly complex, multi-layer 3D ocean flow models. However, most researchers are still using traditional 2D visualizations to visualize these models one slice at a time. Properly designed 3D visualization
Butkiewicz, Thomas J., Ware, Colin
core   +2 more sources

Nonfragile Sliding Mode Control of Fractional‐Order Complex Networked Systems via Combination Event‐Triggered Approach

open access: yesInternational Journal of Robust and Nonlinear Control, Volume 35, Issue 13, Page 5685-5704, 10 September 2025.
ABSTRACT This work addresses the problem of developing a nonfragile sliding mode observer for fractional‐order complex networked systems (FO‐CNS) under stochastic network attacks. The proposed approach employs a combination of event‐triggered techniques. First, a nonfragile fractional‐order state observer is developed, enabling the design of a suitable
Xin Meng   +2 more
wiley   +1 more source

Dynamic Performance Simulation and Stable Current Collection Analysis of a Pantograph Catenary System for Trolley Wire Overhead Electrically Actuated LHD

open access: yesEnergies, 2020
The pantograph catenary system plays an important role in the power performance of electric mining vehicles. A pantograph catenary system combining both a pantograph and a catenary is one of the most promising solutions.
Yinping Li, Tianxu Jin, Li Liu, Kun Yuan
doaj   +1 more source

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