Results 131 to 140 of about 3,673 (300)

Method of calculation and test of dynamic tooth root strain for high-contact-ratio spur gears

open access: yesJixie chuandong
ObjectiveAiming at the difference of load sharing and dynamic characteristics between high-contact-ratio spur gears and conventional spur gears, a method for calculating the dynamic tooth root strain was proposed considering the dynamic characteristics ...
YU Pengfei   +4 more
doaj  

Dynamic model for cylindrical spur gears

open access: yes, 2012
A dynamic model is examined for cylindrical spur gears. From the system of differential equalizations of the dynamic system equalizations of determination of gain-frequency characteristics of gearing are ...
Бережной, Виталий Александрович   +2 more
core  

Embedded Interactions and Selective Disclosure: Network Effects on Conversations aboard Skylab

open access: yesSymbolic Interaction, EarlyView.
How do absent others influence our interactions? We argue in this paper that interactions are embedded within networks formed by chains of specific relationships between known third parties. The anticipation of future interactions with external others conditions our interpretation of the current situation and affects our behavior in the interaction. We
Michael Schultz   +2 more
wiley   +1 more source

Analysis and synthesis of modified spur and helical gears.

open access: yes, 1989
Analysis and synthesis of modified spur and helical ...
Jiao. Zhang (7964825)
core  

The “We” and “Me” of Identity in Hazardous Industry Organizations: Face Work Tactics Among Practicing Engineers

open access: yesSymbolic Interaction, EarlyView.
In this paper, we use Goffman's notion of “face work” to examine how pipeline engineers perform and present their working selves as competent experts. Our analysis identifies various faces and face work tactics, including a focus on professional judgment, actively selling one's expertise relative to others, protective self‐deprecatory strategies, and ...
Sarah Maslen   +2 more
wiley   +1 more source

An investigation on the diagnostics and prognostic capabilities of acoustic emission (AE) on a spur gearbox

open access: yes, 2005
The aim of this research project is to explore a new technique, Acoustic Emission (AE), on both the diagnostic and prognostic capabilities in monitoring gear teeth degradation (pitting), and compare with the more widely used techniques such as ...
Tan, Chee Keong
core  

Looking for Trouble: Pre‐Intervention Monitoring in Human and AI Driver Training

open access: yesSymbolic Interaction, EarlyView.
We compare two types of situations involving monitoring of car driving: a driving instructor overseeing a trainee driver and a safety driver overseeing the performance of autonomous vehicle (AV) software. Our focus is on instances of monitoring that precede (1) interventions that are aborted before impacting the driving and (2) actual interventions on ...
Mathias Broth   +2 more
wiley   +1 more source

Trace Element Contamination in Top Predatory Elasmobranchs From the Southern Black Sea: Implications for Ecosystem Health and Risk Assessment

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Environmental pollution resulting from the rapid increase in human population, urbanization, intensive use of chemicals in agriculture, and industrial development has reached a level that threatens natural life today. Trace elements are one of the most important factors causing significant levels of pollution in the environment and are added ...
Levent Bat   +3 more
wiley   +1 more source

Contact Fatigue Crack Growth in PVD-coated Spur Gears

open access: yes, 2009
The aim of this work is to investigate the (rolling) contact fatigue behaviour of transmission spur gears coated with PVD (Physical Vapour deposition) thin hard films. Numerical models of coated steel and titanium spur gears were developed. The effect of
BARAGETTI, Sergio   +2 more
core  

Den attendance by Arctic foxes experiencing 10 years of increasing tourism

open access: yesWildlife Biology, EarlyView.
Wildlife tourism is a growing industry, and an increasing number of people seek to observe and interact with wild animals in their natural surroundings. In Iceland, the native Arctic fox Vulpes lagopus is widespread and has been under heavy hunting pressure for centuries.
Ester Rut Unnsteinsdóttir   +2 more
wiley   +1 more source

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