Results 11 to 20 of about 70,412 (305)

Parametric study on the cylindrical roller enveloping end-face internal engagement worm gear

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
A novel worm gear named cylindrical roller enveloping end-face internal engagement worm gear is originally proposed for the first time in this study. Also, the meshing functions including induced normal curvature and lubrication angle are derived based ...
Yuanyuan JIANG, Xingqiao DENG
doaj   +1 more source

Numerical simulation of three-phase flow in an external gear pump using immersed boundary approach [PDF]

open access: yes, 2019
This paper presents a three-phase fully compressible model applied along with an immersed boundary model for predicting cavitation occurring in a two dimensional gear pump in the presence of non-condensable gas (NCG).
Gavaises, M.   +3 more
core   +1 more source

Rapid Manufactured Textiles [PDF]

open access: yes, 2006
Rapid Manufacturing (RM) is increasingly becoming a viable manufacturing process due to dramatic advantages that are achievable in the area of design complexity.
Bingham, G. A.   +3 more
core   +1 more source

MESHING PERFORMANCE ANALYSIS OF TAPERED ROLLER ENVELOPING END FACE MESHING WORM DRIVE (MT)

open access: yesJixie qiangdu, 2023
The end face meshing worm drive with tapered roller envelope has many simultaneous meshing tooth pairs and can eliminate clearance. According to the gear meshing principle and differential geometry principle, the meshing mathematical model of the ...
WEN YuJie   +3 more
doaj  

MESHING THEORY ANALYSIS OF THE MODIFIED ROLLER ENVELOPING HOURGLASS WORM DRIVE

open access: yesJixie qiangdu, 2022
Based on the modification of the single-roller-enveloped toroidal meshing worm drive, a parabolic modified roller-enveloped toroidal meshing worm drive is obtained.
QI Yan   +4 more
doaj  

High-resolution 3D weld toe stress analysis and ACPD method for weld toe fatigue crack initiation [PDF]

open access: yes, 2019
Weld toe fatigue crack initiation is highly dependent on the local weld toe stress-concentrating geometry including any inherent flaws. These flaws are responsible for premature fatigue crack initiation (FCI) and must be minimised to maximise the fatigue
Chaudhuri, Somsubhro   +3 more
core   +2 more sources

Experimental and CFD airflow studies of a cleanroom with special respect to air supply inlets [PDF]

open access: yes, 2010
Investigations were carried out into the airflow in a non-unidirectional airflow cleanroom and its affect on the local airborne particle cleanliness The main influence was the method of air supply A supply inlet with no diffuser gave a pronounced ...
Green, G.   +3 more
core   +1 more source

Methyl esters selectivity of transesterification reaction with homogenous alkaline catalyst to produce biodiesel in batch, plug flow, and continuous stirred tank reactors [PDF]

open access: yes, 2014
Selectivity concept is essential in establishing the best operating conditions for attaining maximum production of the desired product. For complex reaction such as biodiesel fuel synthesis, kinetic studies of transesterification reaction have revealed ...
Kamarudin, S. K.   +3 more
core   +3 more sources

Sludge thickening performance of mesh filtration process

open access: yesWater Science and Technology, 2004
Small-scale wastewater treatment facilities play an important role in improving the aquatic environment in many countries. Although sludge treatment is essential for overall wastewater treatment, it is difficult for small-scale facilities to use mechanical equipment or other facilities.
M S, Park   +6 more
openaire   +2 more sources

Pitting damage levels estimation for planetary gear sets based on model simulation and grey relational analysis [PDF]

open access: yes, 2011
The planetary gearbox is a critical mechanism in helicopter transmission systems. Tooth failures in planetary gear sets will cause great risk to helicopter operations.
Cheng, Zhe   +3 more
core   +1 more source

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