Results 11 to 20 of about 82,406 (263)

Delamination of multilayered non-linear elastic shafts in torsion [PDF]

open access: yesFME Transactions, 2020
Delamination cracks in multilayered circular shafts loaded in torsion are analyzed in terms of the strain energy release rate. It is assumed that the material in each layer has non-linear mechanical behaviour that is treated by the Ramberg-Osgood ...
Rizov Victor
doaj  

Computational problems of FE-analysis of elastic-plastic surface structures

open access: yesComputer Assisted Methods in Engineering and Science, 2023
The paper contains a review of problems connected with numerical analysis of elastic-plastic surface structures. Given is detailed information about finite elements as well as about the algorithm of physically non-linear analysis using the incremental ...
J. Bielski, M. Radwańska
doaj  

Three-dimensional earthquake analysis of roller-compacted concrete dams [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2012
Ground motion effect on a roller-compacted concrete (RCC) dams in the earthquake zone should be taken into account for the most critical conditions.
M. E. Kartal
doaj   +1 more source

Study of Dynamics in Metallic MEMS Cantilevers—Pull-In Voltage and Actuation Speed

open access: yesApplied Sciences, 2023
For different metals and varying geometries, this paper presents simulations of electrostatically actuated MEMS cantilevers regarding their influence on pull-in voltage and actuation speed.
Xiaohui Yang   +6 more
doaj   +1 more source

THE EFFECT OF CONCRETE-STEEL INTERFACE MODEL ON FINITE ELEMENT ANALYSIS OF CONCRETE FILLED SQUARE STEEL TUBE BEAM [PDF]

open access: yesCivil Engineering Journal, 2020
Three-dimensional nonlinear finite element (FEA) is developed to predict the experimental behaviour of concrete filled square steel tubular member.
Mahmud Kori Effendi
doaj   +1 more source

Analysis of Delamination in Two-Dimensional Functionally Graded Multilayered Beam with Non-Linear Behaviour of Material

open access: yesEngineering Transactions, 2018
An analytical study of delamination fracture in a two-dimensional functionally graded multilayered beam exhibiting material non-linearity is carried-out. The beam is made of adhesively bonded horizontal layers.
Victor Iliev RIZOV
doaj   +1 more source

Measurement of the Acoustic Non-Linearity Parameter of Materials by Exciting Reversed-Phase Rayleigh Waves in Opposite Directions

open access: yesSensors, 2020
The acoustic non-linearity parameter of Rayleigh waves can be used to detect various defects (such as dislocation and micro-cracks) on material surfaces of thick-plate structures; however, it is generally low and likely to be masked by noise.
Bingsheng Yan   +4 more
doaj   +1 more source

Selected Aspects Of Modelling Of Non-Linear Behaviour Of Concrete During Tensile Test Using Multiplas Library

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2015
The subject of this paper is to describe some of the aspects manifesting in the use of the elastoplastic material model library multiPlas, which was developed to support non-linear computations in the ANSYS system.
Hokeš Filip
doaj   +1 more source

Contribution to the damage modelling of reinforced concrete structures

open access: yesMATEC Web of Conferences, 2018
A two-dimensional multi-layered finite elements modeling of reinforced concrete structures at nonlinear behaviour under monotonic and cyclical loading is presented.
KHEBIZI Mourad   +2 more
doaj   +2 more sources

Mechanical Model of a Hybrid Non-linear Viscoelastic Material Damping Device With Its Verifications

open access: yesFrontiers in Materials, 2019
This paper proposes a new viscoelastic (VE) material damping device with hybrid non-linear properties. Compared with traditional linear material dampers, the new non-linear VE material damping device is characterized by its better energy dissipation and ...
Ying Zhou, Peng Chen, Shunming Gong
doaj   +1 more source

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