Results 71 to 80 of about 90,751 (167)

Bending strength simulation of asymmetric involute tooth gears

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2015
Aiming at high load capacity, the design of the tooth profile which is not caught by the conventional profile is performed. Root stresses are calculated by 2D-FEM for various profile gears: 1) completely bilateral symmetry, 2) symmetry pressure angle and
Tomoya MASUYAMA   +2 more
doaj   +1 more source

Root Canal Anatomy Visualization using Three-Dimensional Computed- Tomography and Transparent Preparation

open access: yesJournal of Dentistry Indonesia, 2013
Three-dimensional Computed Tomography (CT) is used to analyze the topography of the root canal anatomy in order to make a decision in choosing root canal preparation method.
Alexey V. Silin, Irina V. Pyatkova
doaj   +1 more source

Dental pathology detection in 3D cone-beam CT [PDF]

open access: yesarXiv, 2018
Cone-beam computed tomography (CBCT) is a valuable imaging method in dental diagnostics that provides information not available in traditional 2D imaging. However, interpretation of CBCT images is a time-consuming process that requires a physician to work with complicated software.
arxiv  

A Summary of the Research on the Effect of Gear Tooth Root Strengthening on Bending Fatigue Strength based on Residual Stress

open access: yesJixie chuandong, 2019
With the continuous development of engineering technology, bending fatiguestrength has become an important limiting factor for the further development of gears, and bending fatigue failure is more dangerous than tooth surface failure.
Wang Zhen   +4 more
doaj  

Multiscale modelling couples patches of nonlinear wave-like simulations [PDF]

open access: yesarXiv, 2014
The multiscale gap-tooth scheme is built from given microscale simulations of complicated physical processes to empower macroscale simulations. By coupling small patches of simulations over unsimulated physical gaps, large savings in computational time are possible.
arxiv  

THE DETERMINNATION OF RESIDUAL STRESS OF GEAR TOOTH ROOT BASED ON X-RAY TECHNOLOGY

open access: yesJixie qiangdu, 2017
Transverse residual stress of tooth root has significant influence on bending fatigue strength of gears.But given the geometry of gears,using the method of exposing teeth root to complete determination of transverse residual stress at present,it not only
WANG Zhen   +3 more
doaj  

Multiscale modelling couples patches of two-layer thin fluid flow [PDF]

open access: yesarXiv, 2014
The multiscale gap-tooth scheme uses a given microscale simulator of complicated physical processes to enable macroscale simulations by computing only only small sparse patches. This article develops the gap-tooth scheme to the case of nonlinear microscale simulations of thin fluid flow.
arxiv  

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