Results 31 to 40 of about 27,412 (264)

Axial compressive performances of stiffened composite panels: Experimental and numerical study

open access: yesAlexandria Engineering Journal, 2023
Axial compressive performances of stiffened composite panel were studied in this manuscript. In experimental study, buckling phenomenon of three specimens appear at 413kN, 403kN and 403kN respectively while catastrophic failure appears at 964kN, 934kN ...
Yu Feng   +4 more
doaj   +1 more source

Buckling of spherical capsules [PDF]

open access: yesPhysical Review E, 2011
We investigate buckling of soft elastic capsules under negative pressure or for reduced capsule volume. Based on nonlinear shell theory and the assumption of a hyperelastic capsule membrane, shape equations for axisymmetric and initially spherical capsules are derived and solved numerically.
Knoche, Sebastian, Kierfeld, Jan
openaire   +3 more sources

Bending buckling of box beam by energy method

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Recently, high strength steel is used increasingly for plates which constitute the frame structures of vehicles. Since these plates become thinner, the buckling on the plates has been recognized as an important issue for automotive industries.
Katsuya FURUSU   +4 more
doaj   +1 more source

Experimental Investigation and Analysis of Dynamic Buckling of Drill String in Horizontal Well

open access: yesShock and Vibration, 2017
Buckling of tubulars has been the subject of many researches in the past. However, the models in previous research always followed the same assumptions: the friction and rotation effects are ignored.
Fushen Ren   +3 more
doaj   +1 more source

Out-Plane Buckling of Arches with Variable Cross-Section

open access: yesBuildings, 2023
The variable cross-section arch is widely used in practical engineering because of its beautiful arc and excellent mechanical properties. However, there is still no systematic and comprehensive study on the out-plane buckling of variable cross-section ...
Angfeng Jiang   +4 more
doaj   +1 more source

From Geometry to Function: Programmable Mechanical Response in 3D‐Printed Adipose‐Inspired Soft Metamaterials

open access: yesAdvanced Functional Materials, EarlyView.
Geometry‐driven design of soft cellular metamaterials is systematically investigated by combining experiments, finite element modeling, and statistical prediction. The study quantifies how unit cell geometry and material properties govern stiffness, instability, densification, and energy absorption.
Alice Berardo   +4 more
wiley   +1 more source

Local buckling behavior of buried pipeline under seismic oblique-reverse fault displacement

open access: yesScientific Reports, 2022
Seismic fault displacement is the main factor leading to local buckling failure of the buried pipeline, especially crossing the oblique-reverse fault. The local buckling behavior of the buried pipeline is complex under the 3-D displacement of the oblique-
Lingyue Xu   +4 more
doaj   +1 more source

Explicit Buckling Analysis of Rotationally Restrained Plates on Rigid Base Under Various Loading Conditions

open access: yesShanghai Jiaotong Daxue xuebao, 2022
In order to investigate the unilateral buckling behavior of rectangular plates with different elastic rotational restraint stiffnesses on the rigid foundation, the buckling of rectangular plates with elastic rotation constraints on the rigid foundation ...
WU Tao, MO Shixu, XIANG Yongbin, ZOU Zequn, ZHENG Yan
doaj   +1 more source

Two‐Photon Grayscale Lithography (2GL) of High Mechanical and Optical Quality 3D Silica Glass Microstructures

open access: yesAdvanced Functional Materials, EarlyView.
Two‐photon grayscale lithography (2GL) enables high‐speed and precise 3D printing of thermolyzed silica glass microstructures with optical‐grade surface quality, high quality factors, and mechanical strength utilizing a custom‐made pre‐glass resist based on polyhedral oligomeric silsesquioxane (POSS) modified with a high‐sensitivity Norrish type II ...
Jonathan L. G. Schneider   +4 more
wiley   +1 more source

Effects of introducing dynamic constraints for buckling to truss sizing optimization problems [PDF]

open access: yesFME Transactions, 2018
In this paper the effects of adding buckling constraints to truss sizing optimization for minimizing mass are investigated. Introduction of buckling testing increases the complexity of the optimization process as Euler buckling criteria changes with each
Petrović Nenad   +5 more
doaj  

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