Results 81 to 90 of about 151,854 (247)

Pickin' up good vibrations: a systematic review of footfall detection and analysis in the realm of wildlife surveying

open access: yesWildlife Biology, EarlyView.
Exploration of new wildlife surveying methodologies that leverage advances in sensor technology and machine learning has led to tentative research into the application of seismology techniques. This, most commonly, involves the deployment of a footfall trap – a seismic sensor and data logger customised for wildlife footfall.
Benjamin J. Blackledge   +4 more
wiley   +1 more source

Refined Cost Calculation Framework for FDM Parts

open access: yesJournal of Manufacturing and Materials Processing
Fused deposition modeling (FDM) is a widely used additive manufacturing (AM) technology, favored for its design flexibility and suitability for low-volume production.
Bálint Leon Seregi, Péter Ficzere
doaj   +1 more source

Integrating Dynamics and Wear Modelling to Predict Railway Wheel Profile Evolution [PDF]

open access: yes, 2003
The aim of the work described was to predict wheel profile evolution by integrating multi-body dynamics simulations of a wheelset with a wear model. The wear modelling approach is based on a wear index commonly used in rail wear predictions.
A. Ward   +8 more
core   +1 more source

A review of key planning and scheduling in the rail industry in Europe and UK [PDF]

open access: yes, 2015
Planning and scheduling activities within the rail industry have benefited from developments in computer-based simulation and modelling techniques over the last 25 years. Increasingly, the use of computational intelligence in such tasks is featuring more
Blacktop, K.   +3 more
core   +2 more sources

Winter Track Survey of the Amur Tiger (Panthera tigris altaica) in the Southwest Primorsky Province of Russia 俄罗斯滨海边疆区西南部东北虎 (Panthera tigris altaica) 冬季足迹调查

open access: yesWildlife Letters, EarlyView.
In the winter of 2021/2022, a winter track survey revealed 43–46 tigers (without cubs) in 5.4 thousand km2 of suitable habitats in the Southwest Primorsky Province of Russia. In the same period, a network of camera traps registered 54 adult/subadult tigers here.
Yury Darman, Dina Matiukhina
wiley   +1 more source

A Case Report on Rehabilitation of the Asiatic Black Bear (Ursus thibetanus ussuricus) in the Wild 亚洲黑熊 (Ursus thibetanus ussuricus) 野外放归野化案例报告

open access: yesWildlife Letters, EarlyView.
Asiatic black bears in Russia face conservation threats such as habitat destruction and fragmentation, which exacerbate food shortages caused by crop failures. This study explores an innovative approach to rehabilitating bears that abandon hibernation in mid‐winter due to extreme exhaustion by providing supplemental food near their den sites.
Sergey A. Kolchin   +2 more
wiley   +1 more source

Development of micro-ribbed wheel tread profile of railway vehicle for reducing steady lateral force on curve

open access: yesNihon Kikai Gakkai ronbunshu, 2014
It’s generally known that tangential force of wheel/rail interface which depends on a change of coefficient of friction between wheel and rail has a big influence on a steady lateral force of railway vehicle.
Daisuke YAMAMOTO
doaj   +1 more source

Development of a Tram-Train wheel profile for dual-operation running [PDF]

open access: yes, 2015
This paper explores the problematic interface between a Tram-Train vehicle and two very different railway infrastructures, detailing the analysis and design process required to develop an optimised wheel profile for dual operation running.
Allen, Paul, Crosbee, David
core  

Importance and applications of robotic and autonomous systems (RAS) in railway maintenance sector: a review [PDF]

open access: yes, 2019
Maintenance, which is critical for safe, reliable, quality, and cost-effective service, plays a dominant role in the railway industry. Therefore, this paper examines the importance and applications of Robotic and Autonomous Systems (RAS) in railway ...
Ackerman   +6 more
core   +3 more sources

Biased Wear Control of Straddle-type Monorail Vehicle Running Tires Based on Running Surface Profile Optimization

open access: yesChengshi guidao jiaotong yanjiu
[Objective] Controlling the biased wear of running tires is a critical technical challenge for SMT (straddle-type monorail transit) vehicles. It is necessary to study the control of biased tire wear when a SMT vehicle passes through curved segments of ...
LI Liheng   +6 more
doaj   +1 more source

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