Results 11 to 20 of about 2,066 (154)

An improved distortion compensation approach for additive manufacturing using optically scanned data

open access: yesVirtual and Physical Prototyping, 2021
This paper presents an improved mathematical model for calculation of distortion vectors of two aligned surface meshes. The model shows better accuracy when benchmarked to an existing model with exceptional mathematical conditions, such as sharp corners ...
Shukri Afazov   +5 more
doaj   +1 more source

Advances and Challenges in Design of Connections in Steel-Braced Frame Systems with In-Plane Buckling Braces

open access: yesApplied Sciences, 2023
A new type of connection has been developed for steel-braced frame systems that allows the brace members to undergo compression buckling in the in-plane direction.
Dipti Ranjan Sahoo   +2 more
doaj   +1 more source

Distortional buckling of steel beams

open access: yesEducation and Research Archive, 1993
Structural engineering report SER 185 | SER-ID ...
Essa, Hesham S., Kennedy, D. J. Laurie
openaire   +4 more sources

Multi-scale model to simulate stress directionality in laser powder bed fusion: Application to thin-wall part failure

open access: yesMaterials & Design, 2023
In this study, line heat inputs are lumped to improve the computational efficiency while preserving stress directionality in laser powder bed fusion (LPBF).
Reza Tangestani   +5 more
doaj   +1 more source

Design and Non-Linear Modeling of New Wind Girder Used for Bolted Tanks

open access: yesBuildings, 2023
Large-capacity bolted cylindrical tanks for liquid storage are used in many applications. The tanks are made of thin steel sheets that are connected by bolts. A common problem associated with tanks is deforming under extreme loads. Adding wind girders to
Lukas Drahorad   +6 more
doaj   +1 more source

Experimental study on generation characteristics of weld buckling distortion in thin plate

open access: yesNihon Kikai Gakkai ronbunshu, 2016
In this study, a systematic investigation on the effect of welding conditions on longitudinal bending and angular distortions generated in welded thin plate was experimentally performed with a focus on whether or not the weld buckling distortion occurs ...
Shigetaka OKANO, Masahito MOCHIZUKI
doaj   +1 more source

The Effects on Screw Fasteners Spacing on Flexural Behavior and Strength Capacity of Cold-Formed Steel Built-Up Box Sections

open access: yesMedia Komunikasi Teknik Sipil, 2021
The capacity and behaviour of cold-formed steel built-up sections are affected by the arrangement of the connections. This study aims to determine the effect of the screw spacing to the bending capacity and behaviour of the cold-formed steel built-up box
Maria Yasinta Menge Making   +2 more
doaj   +1 more source

Effect of web stiffeners on the lateral distortional buckling of channel section with hollow flanges

open access: yesAin Shams Engineering Journal, 2022
Hollow Flange Channels (HFC) have been known for their higher capacity when compared to open flange C-sections. On the other hand, the small stiffness of HFC slender web compared to their flanges limits the bending capacity to the lateral distortional ...
Amr Shaat   +3 more
doaj   +1 more source

Welding Distortion Prediction in 5A06 Aluminum Alloy Complex Structure via Inherent Strain Method

open access: yesMetals, 2016
Finite element (FE) simulation with inherent deformation is an ideal and practical computational approach for predicting welding stress and distortion in the production of complex aluminum alloy structures.
Zhi Zeng   +3 more
doaj   +1 more source

A Co-Rotational Meshfree Method for the Geometrically Nonlinear Analysis of Structures

open access: yesApplied Sciences, 2021
This paper presents a co-rotational beam formulation, which is used for geometric nonlinear analysis with the differential reproducing kernel (DRK) approximation collocation method.
Wen-Cheng Yeh
doaj   +1 more source

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