Results 141 to 150 of about 3,531 (255)

Design Analysis and Fabrication of Metal Matrix Composite Helical Gear

open access: yes, 2018
Helical gears are widely used in industry where the power transmission is required at heavy loads with smoother and noiseless operation. Helical gear are generally used to transmit power or torque for transmission at very high speed when compared to ...
Kailashamoorthy, V   +4 more
core  

Research of Internal Excitation of Helical Gear Meshing Transmission

open access: yes, 2018
The internal excitation of gear meshing transmission is the key factor that causes gear vibration and noise. Taking a pair of constant meshing helical gears in an 8-speed automatic transmission as the research object,the internal excitation of meshing ...
Yue Huijun   +3 more
core   +1 more source

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

Analysis of Dynamics Characteristic of the Helical Gear Transmission in Helicopter

open access: yesJixie chuandong, 2015
The multiaxial helical gear transmission is widely used in helicopter for parallel operation. The dynamics model of the helical gear transmission is established for system inherent characteristic analysis,and the dynamic response is obtained.
Liu Tao, Li Jie, Dai Jinchun
doaj  

Prioritizing Inclusive Practices for Rural Women Smallholder Farmers Participation in Climate Change Adaptation and Ecological Education in Sub‐Saharan Africa

open access: yesClimate Resilience and Sustainability, Volume 5, Issue 2, December 2026.
Rural women smallholder farmers face climate change impacts alongside sociocultural barriers, limited resources, and restricted decision‐making power. A mixed‐methods review and participatory workshops identified 16 adaptation strategies and 13 inclusion practices, highlighting variation in stakeholder priorities. Organizational membership emerged as a
Bruno Enagnon Lokonon   +4 more
wiley   +1 more source

Stresses in Helical Gear Teeth

open access: yesTransactions of the Japan Society of Mechanical Engineers, 1966
In the present paper, the author has derived a method for calculating the stresses in herical gear teeth by applying the solution for the moments induced in a cantilever plate with infinite length subjected to a concentrated load. That is, the helical gear tooth was regarded as a cantilever plate with finite length and the distributed load on the ...
openaire   +3 more sources

Left Main Stem Perforation: Management Strategies in a Potentially Catastrophic Event

open access: yesCatheterization and Cardiovascular Interventions, Volume 108, Issue 1, Page 36-41, July 1, 2026.
ABSTRACT Left main stem coronary perforation is a potentially fatal complication of percutaneous coronary intervention if not recognized early and treated emergently. Treating left main stem perforation can be challenging due to the significant hemodynamic effect of one of the important steps, namely balloon tamponade.
Hilal Khan   +3 more
wiley   +1 more source

基于轮齿载荷分析的斜齿轮最优螺旋角确定方法

open access: yesJixie chuandong, 2010
A method to improve the dynamic characteristics of gear system is proposed through the selection of spiral angle of helical gear according to gear system dynamics theory.Based on the finite element theory,the laws of tooth load distribution in long ...
唐毅, 杨军
doaj  

A Comprehensive Systematic Review of Cyber‐Physical Systems Security: Threats, Challenges, and Defense in ICS/OT Environments

open access: yesEngineering Reports, Volume 8, Issue 7, July 2026.
Overview of the paper organization, illustrating the hierarchical structure of cybersecurity domains in ICS and CPS, including attack analysis, security approaches, offensive tactics, career guidance, and concluding discussions. ABSTRACT The convergence of operational technology (OT) with IP‐based information systems has exposed industrial control ...
M. A. Khalifa   +2 more
wiley   +1 more source

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