Results 11 to 20 of about 23,861 (265)

Nonlinear bending and vibration analyses of FG nanobeams considering thermal effects

open access: yesMaterials Research Express, 2020
Nonlinear bending and nonlinear free vibration analysis are presented for FG nanobeams based on physical neutral surface concept and high-order shear deformation beam theory with a von Kármán-type equations and including thermal effects.
Wubin Shan   +3 more
doaj   +1 more source

An Inelastic Theoretical Model regarding the Load-Carrying Capacity of PSL Bending Component

open access: yesAdvances in Civil Engineering, 2021
Parallel strand lumber (PSL) is an attractive structural wood composite which may have prospective use in building constructions. Conducting nonlinear analysis for the bending of PSL beams is a critical step in the determination of ultimate strength and ...
Baolu Sheng   +3 more
doaj   +1 more source

A Finite Element Formulation for Analyzing the Nonlinear Static Response of Bi-functionally Graded Microbeam Resting on Elastic Foundation Under Various Loads [PDF]

open access: yesMechanics of Advanced Composite Structures
The main goal of this paper is to introduce a finite element formulation to investigate the nonlinear static response of the 2DFG-McrB resting on EF under four different loads.
Van-Chinh Nguyen, Trung Thanh Tran
doaj   +1 more source

Non destructive characterization of cortical bone micro-damage by nonlinear resonant ultrasound spectroscopy. [PDF]

open access: yesPLoS ONE, 2014
The objective of the study was to evaluate the ability of a nonlinear ultrasound technique, the so-called nonlinear resonant ultrasound spectroscopy (NRUS) technique, for detecting early microdamage accumulation in cortical bone induced by four-point ...
Sylvain Haupert   +4 more
doaj   +1 more source

Study of similarity characteristic for the buckling process of box girders subjected to bending load

open access: yesZhongguo Jianchuan Yanjiu, 2023
ObjectivesThis study aims to explore nonlinear similarity criteria for box girders under pure bending load, improve the prediction accuracy of the model on the response of prototype structures and provide a theoretical basis for establishing a ...
Weicheng FU   +4 more
doaj   +1 more source

Nonlinear semi-numeric analysis and simplified analysis of polymer fiber-reinforced concrete prisms under three-point bending test conditions [PDF]

open access: yesE3S Web of Conferences
This paper presents a semi-numeric nonlinear analysis and a simplified analysis for evaluating the load-displacement behavior of polymer fiber-reinforced concrete elements under three-point bending test conditions.
Unuk Ziga
doaj   +1 more source

Nonlinear vibration characteristics of marine propulsion shafting under bending-longitudinal coupling effect

open access: yesZhongguo Jianchuan Yanjiu, 2019
[Objectives]The propulsion shafting system of large ships usually has the characteristics of long shafting, large span, and small slenderness ratio.
Xu Peng   +4 more
doaj   +1 more source

Nonlinear static bending analysis of microplates resting on imperfect two-parameter elastic foundations using modified couple stress theory

open access: yesComptes Rendus. Mécanique, 2022
The nonlinear static bending analysis of microplates resting on imperfect Pasternak elastic foundations is carried out in this paper. The finite element method based on the modified couple stress theory is used to derive the nonlinear finite element ...
Thai Dung, Nguyen   +4 more
doaj   +1 more source

A nonlinear elasto-plastic analysis of Reissner-Mindlin plates by finite element method

open access: yesFracture and Structural Integrity, 2019
In this paper, a finite element simulation of nonlinear elasto-plastic deformations of Reissner-Mindlin bending plates is described. The previously proposed four-node Q4( element with transverse energy of shearing for thick bending plates is extended to ...
Meftah Kamel, Sedira Lakhdar
doaj   +3 more sources

Size-dependent nonlinear bending of microbeams based on a third-order shear deformation theory

open access: yesVietnam Journal of Mechanics
In this paper, the size-dependent nonlinear bending of microbeams subjected to mechanical loading is studied using a finite element formulation.
Ngoc Duyen Dang   +2 more
doaj   +1 more source

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