Results 11 to 20 of about 174,429 (312)

Airstream Deflection Across a Cylindrical Surface

open access: yesInternational Scholastic Journal of Science, 2016
A cylindrical airstream was blown across a cylindrical surface. The deflection angle, peak speed, and asymmetry of the airstream were measured while changing the location of the cylinder relative to the center of the wind column, and while changing the ...
Aydin Yolar
doaj   +1 more source

Experimental Research on Rapid Localization of Acoustic Source in a Cylindrical Shell Structure without Knowledge of the Velocity Profile

open access: yesSensors, 2021
Acoustic source localization in a large pressure vessel or a storage tank-type cylindrical structure is important in preventing structural failure. However, this can be challenging, especially for cylindrical pressure vessels and tanks that are made of ...
Jia Fu   +3 more
doaj   +1 more source

Optimization of parameters in cylindrical and surface grinding for improved surface finish [PDF]

open access: yesRoyal Society Open Science, 2018
Surface integrity has attracted the attention of researchers for improving the functional performance of engineering products. Improvement in surface finish, one of the important parameters in surface integrity, has been attempted by researchers through ...
Dinesh Kumar Patel   +2 more
doaj   +1 more source

Measurement of High Numerical Aperture Cylindrical Surface with Iterative Stitching Algorithm

open access: yesApplied Sciences, 2018
There are some limitations in null test measurements in stitching interferometry. In order to meet the null test conditions, the moving distance between the sub-apertures often deviates from the theoretical preset distance, which leads to a position ...
Dingfu Chen   +4 more
doaj   +1 more source

A comparative remark on heat transfer in thermally stratified MHD Jeffrey fluid flow with thermal radiations subject to cylindrical/plane surfaces

open access: yesCase Studies in Thermal Engineering, 2022
We have observed that the various individual heat transfer findings exist in the literature for both Newtonian and non-Newtonian fluids through the plane and cylindrical surfaces. These efforts contain specific thermophysical observations and one can get
Khalil Ur Rehman   +2 more
doaj   +1 more source

Non-linear long-duration blast loading of cylindrical shell structures [PDF]

open access: yes, 2014
This paper investigates the influence of long-duration blast loads on the structural response of aluminium cylindrical shell structures. Full scale coupled non-linear dynamics are examined experimentally at one of the worlds’ most powerful air blast ...
Clubley, S.K.
core   +1 more source

Analyzing Surface Roughness of an Auto-Truck Cylinder After Several Running Hours

open access: yesEIRP Proceedings, 2021
Present paper aims to present the measuring process and results regarding roughness of the inner surface of a truck cylinder, according to standard (STAS 6635-87). To that purpose, it was used a Surtronic SSeries roughness tester, with a stylus able to
Daniela Voicu   +2 more
doaj  

A numerical investigation into the plastic buckling paradox for circular cylindrical shells under axial compression [PDF]

open access: yes, 2014
It is widely accepted that for many buckling problems of plates and shells in the plastic range the flow theory of plasticity leads to a significant overestimation of the buckling stress while the deformation theory provides much more accurate ...
GUARRACINO, FEDERICO   +7 more
core   +1 more source

GEOMETRIC STUDY ON TRANSFORMATIONS THROUGH SYMETRY IN 3D SPACE

open access: yesJournal of Industrial Design and Engineering Graphics, 2021
In this paper, we present an analysis of the symmetry of the point and of the line in relation to the most known curved surfaces: cylindrical, conical and spherical.
Mioara Duca, Narcisa Valter, Iulian Duca
doaj   +2 more sources

Research on Elastic Composite Cylindrical Roller Bearing Contact Fatigue Based on the Subsurface Stress

open access: yesInternational Journal of Rotating Machinery, 2023
In order to study the elastic contact fatigue problems of composite cylindrical roller bearing, through the three stages of contact fatigue crack initiation, propagation, and ablating of cylindrical roller bearing theoretically analyzed, the subsurface ...
Wen Yang   +4 more
doaj   +1 more source

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