Results 51 to 60 of about 247 (195)

Comprehensive Modification Technology of Involute Spur Gear Based on Optimal Transmission Performance

open access: yesAdvances in Materials Science and Engineering, 2018
There are some issues that should be solved like load shock, vibration, and uneven load distribution during transmission of involute spur gears. However, common modification methods such as axial modification as well as profile modification could not ...
Guopeng Zhang   +4 more
doaj   +1 more source

Development of Automative Program for Designing Involute Spur Gear

open access: yesJournal of the Korean Society of Manufacturing Process Engineers, 2013
This study develops an automation system for metallic mold design that is applicable in forging non-axial symmetric parts. The metallic mold design program is used to design the metallic mold using two-dimensional axial symmetric metallic molds and to predict the stress concentration using finite element analyses.
Jung-Duk So   +6 more
openaire   +2 more sources

What Does Intarsia Say? Materiality and Spirituality in the Urbino Studiolo☆

open access: yesRenaissance Studies, EarlyView.
Abstract Upon entering the Urbino studiolo of Federico da Montefeltro, the visitor is struck by a material‐charged environment. Surprisingly, only a few scholars have addressed one prominent aspect of the decorative scheme, namely, the feature of intarsia as a medium. Even so, it remains on the sidelines of the discussion.
Matan Aviel
wiley   +1 more source

Talking Emotional Safety: School Leaders and Language in a Chicago School Safety Reform

open access: yesAnthropology &Education Quarterly, Volume 57, Issue 2, June 2026.
ABSTRACT This article examines the ways that school leaders used buzzwords when speaking about youth “emotional safety,” in a Chicago Public Schools safety reform aimed at reexamining the role of school policing. Drawing on observations from pandemic‐era virtual school council meetings, we suggest a recognizable register of speech developed around the ...
Uma Blanchard   +2 more
wiley   +1 more source

From Infestation to Recovery: Evaluating Changes in Livelihoods and Fishing Productivity Following the Biocontrol of Kariba Weed Along Kyoga Basin Lakes and Kibimba Dam

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 2, April 2026.
ABSTRACT The invasive kariba weed (Salvinia molesta) has severely degraded aquatic ecosystems in Uganda's Kyoga basin lakes and Kibimba Dam, disrupting fisheries, navigation and community livelihoods. Between 2017 and 2021, the National Agricultural Research Organisation implemented a biological control program using the host‐specific weevil ...
Irene Bayiyana   +6 more
wiley   +1 more source

Analysis of the Thermo-elastic for Involute Spur Gear Transmission with Logarithmic Modification

open access: yesJixie chuandong, 2015
Aiming at the involute spur gear with logarithmic modification,according to the heat conduction differential equation and the basic equations of thermo-elasticity,the thermal and thermo-elastic fields of involute spur gear at any meshing position are ...
Jin Tingting, Wang Jiugen, Wang Zhenrong
doaj  

Weibull‐Neural Network Framework for Wind Turbine Lifetime Monitoring and Disturbance Identification

open access: yesWind Energy, Volume 29, Issue 4, April 2026.
ABSTRACT Wind turbines are vital for sustainable energy, yet their reliability under diverse operational and environmental conditions remains a challenge, often leading to costly failures. This study presents a novel Weibull‐Neural Network Framework to enhance wind turbine lifetime monitoring by estimating reliability (R(t)) and mean residual life (MRL)
Fatemeh Kiadaliry   +2 more
wiley   +1 more source

Uncertainty Quantification in Planning Aircraft Ground Movement Operations With Towbarless Robotic Tractors

open access: yesInternational Journal of Robust and Nonlinear Control, Volume 36, Issue 5, Page 2542-2556, 25 March 2026.
ABSTRACT This article addresses the problem of quantifying the uncertainty in planning aircraft ground movement operations using towbarless robotic tractors taking into account the inherent uncertainties of the problem, specifically, the uncertainties in the weight of the aircraft and in the rolling resistance of the wheels of the main landing gear ...
Almudena Buelta   +2 more
wiley   +1 more source

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 3, March 2026.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira   +4 more
wiley   +1 more source

An improved numerical method for the mesh stiffness calculation of spur gears with asymmetric teeth on dynamic load analysis

open access: yesAdvances in Mechanical Engineering, 2017
Gears are one of the most crucial parts of power transmission systems in various industrial applications. Recently, there emerged a need to design gear drivers due to the rising performance requirements of various power transmission applications, such as
Fatih Karpat   +3 more
doaj   +1 more source

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