Results 111 to 120 of about 2,674,342 (383)

The quasigeoid modelling in New Zealand using the boundary element method

open access: yesContributions to Geophysics and Geodesy, 2010
We compile a quasigeoid model at the study area of New Zealand using the boundary element method (BEM). The direct BEM formulation for the Laplace equation is applied to obtain a numerical solution to the linearized fixed gravimetric boundaryvalue ...
Robert ČUNDERLÍK   +3 more
doaj   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Multiscale Modeling of Process‐Induced Defects in Fused Filament Fabrication‐Printed Materials

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a predictive multiscale modeling tool for defect analysis of fused filament fabricated‐printed materials and their performance prediction using a mechanistic data science‐based reduced‐order modeling approach. Process‐induced defects are inherent to additively manufactured parts and significantly influence the performance of printed
Satyajit Mojumder   +3 more
wiley   +1 more source

TECHNOLOGICAL PARAMETER ANALYSIS UNDER DOUBLE-DISK GRINDING OF FREE BLANKS INCLUDING GRINDING CONDITIONS ASYMMETRY

open access: yesВестник Донского государственного технического университета, 2018
In the elaboration of the double-disc grinding theory, the parametrization procedure of the technological parameters, such as current stock removal distribution, stock removal velocity, cutting forces and elastic strain along the circular and linear ...
Leonid G., Vayner
doaj  

The Linear Elliptic - Surfaces of Revolution

open access: yesCommunications, 2007
The paper presents a category of revolution surfaces which may be generated by the metrical Euclidean transformation compounded by revolutions and displacements.
Tatiana Olejnikova
doaj   +1 more source

Influence of Temperature on Scratch and Wear Properties of Technical Thermoplastics: Implications for Material Selection

open access: yesAdvanced Engineering Materials, EarlyView.
The share of technical thermoplastics is expected to grow further in the e‐mobility segment. In this study, a detailed temperature‐based tribological characterization of technical thermoplastics is performed. The tribological properties are discussed in terms of the dynamic mechanical properties of polymers at different ambient temperatures. A proof of
Harsha Raghuram   +2 more
wiley   +1 more source

Aspects of Nowadays Industrial Design

open access: yesJournal of Industrial Design and Engineering Graphics, 2007
Industrial design is a creative activity which consists in achievement of functional products, useful and aestetic at the same time, as part of an industrial serial manufacturing. Therefore, product design requires the completion of a cycle, which begins
MARIN Dumitru
doaj  

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