Results 51 to 60 of about 33,878 (148)

Critical response of elastic-plastic SDOF systems with nonlinear viscous damping under simulated earthquake ground motions

open access: yesHeliyon, 2019
Multi impulse with constant time interval is used as a representative of a long-duration earthquake ground motion. An analytical expression is derived for the elastic-plastic response of a single-degree-of-freedom (SDOF) model with nonlinear viscous ...
Goki Tamura   +2 more
doaj   +1 more source

An actin bracket-induced elastoplastic transition determines epithelial folding irreversibility

open access: yesNature Communications
During morphogenesis, epithelial sheets undergo sequential folding to form three-dimensional organ structures. The resulting folds are often irreversible, ensuring that morphogenesis progresses in one direction.
Aki Teranishi   +5 more
doaj   +1 more source

ALTERNATIVE PROCEDURE TO DETERMINE THE RESPONSE REDUCTION FACTOR FOR DUCTILE RC FRAMED BUILDINGS

open access: yesGaceta Técnica, 2018
The seismic design is based on the results of the structures elastic analysis, even though now days the nonlinear analysis is increasingly accessible.
Juan Carlos Vielma Pérez   +2 more
doaj   +1 more source

Corrected Method for Scaling the Structural Response Subjected to Blast Load

open access: yesJournal of Marine Science and Engineering
In scale-down tests of ship structures subjected to a blast load, the accuracy of the predicted response of a prototype is affected by the material substitution and geometric distortion between a scaled model and a full-size structure; this is known as ...
Yihao Liu   +4 more
doaj   +1 more source

Dynamic response of a plate laying on elastic base during the impact of a conical indenter

open access: yesMATEC Web of Conferences, 2018
The article presents an analytical and numerical study of a dynamic conical indentation during impact process. The circular plate laying on the elastic base is subjected to impact load by the conical indenter.
Beskopylny Alexey   +3 more
doaj   +1 more source

Elastic-plastic responses of ship plates under ice impact loading

open access: yesZhongguo Jianchuan Yanjiu, 2020
Objectives Arctic channel plays an increasingly significant role in ocean transportation. Polar ships inevitably encounter ice floe impacts in the Arctic channel. These impacts may cause some permanent structural deformations, which will result in some negative effects on their work performance.
CAI Wei, ZHU Ling
openaire   +1 more source

Elastic-plastic response of tunnel in GZZ-based constitutive model

open access: yesIOP Conference Series: Earth and Environmental Science
Abstract Investigating the stress redistribution characteristics after tunneling is critical for designing and constructing deeply buried tunnels. Three-dimensional stresses are more prominent in deep than in shallow tunnels, resulting in nonlinear strength.
Y M Xiao, Y F Qiao, Y F Guo
openaire   +1 more source

Analytical solutions for cavity contraction in strain-softening materials with linear or exponential strength decay

open access: yesScientific Reports
This paper presents an analytical investigation into the contraction of spherical and cylindrical cavities excavated in strain-softening rock masses obeying the Mohr–Coulomb or Tresca yield criterion, with linear or exponential uniaxial compressive ...
Maria Anthi   +2 more
doaj   +1 more source

Probabilistic Elastic–Plastic Cam Clay Response of Soils

open access: yesWorld Congress on Civil, Structural, and Environmental Engineering, 2017
Arezoo Sadrinezhad, Kallol Sett
openaire   +1 more source

Elastic-plastic fracture analysis of pressure pipelines with axial cracks based on the interaction integral method.

open access: yesPLoS ONE
The proposed work aims to demonstrate the significance of the plastic zone at the tip of an axial crack in a pipeline for managing Stress IntensityFactors(SIF).
Qi Song, Huifen Peng, Junyu Yao, Min Luo
doaj   +1 more source

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