Results 21 to 30 of about 34,348 (252)

Subway Embedded Track Geometric Irregularity Safety Limits

open access: yesChinese Journal of Mechanical Engineering, 2021
A coupling dynamic model of a subway train and an embedded track is established to study the safety limits of track irregularities. The simulated vehicle system was a 74-degrees of freedom multi-rigid body model, and the rail was a Timoshenko beam.
Yuxiang Zhang   +3 more
doaj   +1 more source

Investigation of “Open” Superstructure Tramway Tracks in Budapest

open access: yesInfrastructures, 2023
The most important thing nowadays is to use available resources to develop infrastructure as efficiently as possible. In this regard, evaluating the deterioration of tramway tracks is critical from both a technical and an economic viewpoint.
Vivien Jóvér   +5 more
doaj   +1 more source

TRACK GAUGE STABILITY UNDER EFFECT OF SLEEPER THERMAL EXPANSION

open access: yesActa Polytechnica, 2019
Railway sleepers are traditionally made of hardwood, pre-stressed concrete or steel. However, emerging advanced materials, including polymers or composites, are investigated for a possible employment in the sleeper production.
Vít Lojda, Hana Krejčiříková
doaj   +1 more source

Design of track structure for corridors of heavy- train traffic

open access: yesMATEC Web of Conferences, 2018
The topical issues of the development of heavy-train traffic along the Central Siberian Main from the “Altaiskaya” station to the “Irtyshskoe” station of the West Siberian Railway are considered in this paper. For this purpose, the rational design of the
Kosenko Sergey, Akimov Sergey
doaj   +1 more source

THE ROLE OF UKRAINIAN RAILWAY TRANSPORT IN MODERN LOGISTIC PROCESSES

open access: yesNauka ta progres transportu, 2019
Purpose. As Ukraine actively develops its transport and logistics network taking into account the modern changes, the ever-increasing trade volume between the Europe and Asia, presents a good opportunity for increasing interoperability for the networks ...
D. V. Lomotko   +2 more
doaj   +1 more source

THE STUDY OF TRACK GAUGE INFLUENCE ON LATERAL STABILITY OF 4-AXLE RAIL VEHICLE MODEL [PDF]

open access: yesArchives of Transport, 2014
Analysis of lateral stability of rail vehicle model is the subject of present paper. The method used by the author is based on bifurcation diagrams creation and analysis.
Mirosław Dusza
doaj   +1 more source

FEATURES OF STRESS-STRAIN STATE OF THE DUAL RAILWAY GAUGE

open access: yesNauka ta progres transportu, 2019
Purpose. The possibilities of railway transport for organizing transportation between the countries of the European Union and Ukraine are not fully utilized, since there are a number of technical differences in transport systems, namely: wheel gauge ...
M. B. Kurhan   +3 more
doaj   +1 more source

BMT4me En Español: Multisite Feasibility and Usability Testing of a Spanish‐Language mHealth Adherence Support App for Spanish‐Speaking Caregivers of Children After Hematopoietic Stem Cell Transplantation and Cancer Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Medication nonadherence during the first 100 days after pediatric hematopoietic stem cell transplantation (HSCT) and during oncology treatment increases risk for complications. BMT4me is a caregiver‐facing mobile health (mHealth) application providing medication reminders, symptom tracking, and note‐taking features to support ...
Micah A. Skeens   +4 more
wiley   +1 more source

The Performance of Different Freight Wagon Bogie Types on a Small Radius Curve – Comparison of Field Measurements and Simulations

open access: yesThe Baltic Journal of Road and Bridge Engineering
The running performance of different freight wagons affects the damage they cause to the track, which in turn influences the maintenance costs of the track.
Tiia-Riikka Loponen   +4 more
doaj   +1 more source

ASSIST: Refinement of a Benefits Navigator Intervention Among Low‐Income Pediatric Oncology Families

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background/Objectives Children with cancer living in poverty experience worse survival and quality of life. Interventions connecting low‐income families to benefits (e.g., Supplemental Nutrition Assistance Program [SNAP] improve health outcomes; yet nearly 50% of SNAP‐eligible pediatric oncology families are unenrolled.
Puja J. Umaretiya   +11 more
wiley   +1 more source

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