Results 91 to 100 of about 1,820 (220)

Analysis of the mechanical behavior of functional gradient porous plates on an elastic foundation

open access: yesScientific African
Summary: This study presents an in-depth analysis of the bending behavior of porous functionally graded material (P-FGM) plates resting on a Winkler–Pasternak elastic foundation. Two types of transverse loading are considered: uniform and sinusoidal. The
Karim Fikri   +2 more
doaj   +1 more source

Analysis of the Impact of Building Pile Foundations and Support Systems on the Deformation of Special‐Shaped Deep Excavations

open access: yesAdvances in Civil Engineering, Volume 2025, Issue 1, 2025.
This study focuses on the impact of building pile foundations on the excavation of irregular deep excavations, aiming to reveal their stress characteristics and deformation behavior to optimize design and construction processes. Based on the deep excavation project in Yucheng, Shandong, this study employs a combination of on‐site monitoring and ...
Wenfeng Liu   +11 more
wiley   +1 more source

Dynamic Horizontal Displacement Evaluation Method of Tunnel Shield Tunnel Based on MSD Method for Basement Side Tunnels

open access: yesStructural Control and Health Monitoring, Volume 2025, Issue 1, 2025.
The impact of pit excavation on the surrounding environment is closely related to the deformation characteristics of the surrounding enclosure structure. However, most existing methods rely on calculating pit unloading stress based on the Mindlin solution, which does not adequately account for the dynamic deformation characteristics of the enclosure ...
Gang Wei   +5 more
wiley   +1 more source

Beam Elements on Linear Variable Two-Parameter Elastic Foundation [PDF]

open access: yesBulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section, 2008
The traditional way to overcome the shortcomings of the Winkler foundation model is to incorporate spring coupling by assemblages of mechanical elements such as springs, flexural elements (beams in one-dimension, 1-D, plates in 2-D), shear-only layers ...
Iancu-Bogdan Teodoru, Vasile Muşat
doaj  

Free Vibration and Dynamic Stability of Functionally Graded Material Plates on Elastic Foundation [PDF]

open access: yes, 2015
The study of parametric resonance characteristics of functionally-graded material (FGM) plates on elastic foundation is proposed under biaxial in plane periodic load. Finite element method in conjunction with Hamilton’s principle is utilised to establish
Mohanty, S.C., Ramu, I.
core   +2 more sources

A refined quasi-3D higher-order shear deformation theory for static, free vibration, and buckling of laminated composite plates on kerr-type foundation

open access: yesNext Materials
Composite laminate plates are widely used in different engineering fields, yet existing higher-order shear theories (HSDTs) often fail to capture shear deformation and the coupled effects of elastic supports, leading to design inaccuracies.
Kamel Eddine Atallah   +6 more
doaj   +1 more source

Free and Forced Vibration of the Moderately Thick Laminated Composite Rectangular Plate on Various Elastic Winkler and Pasternak Foundations

open access: yesShock and Vibration, 2017
An improved Fourier series method (IFSM) is applied to study the free and forced vibration characteristics of the moderately thick laminated composite rectangular plates on the elastic Winkler or Pasternak foundations which have elastic uniform supports ...
Dongyan Shi   +3 more
doaj   +1 more source

Tabakalı Kompozit Plaklarda Büyük Çökme Probleminin Karışık Sonlu Elemanlar İle İncelenmesi [PDF]

open access: yes, 2013
Konferans Bildirisi -- Teorik ve Uygulamalı Mekanik Türk Milli Komitesi, 2013Conference Paper -- Theoretical and Applied Mechanical Turkish National Committee, 2013Bu çalışmada tabakalı kompozit nispeten kalın plakların eğilme problemi geometrik doğrusal
Kutlu, Akif, Omurtag, Mehmet H.
core  

A unified modeling method for dynamic analysis of GPL-reinforced FGP plate resting on Winkler-Pasternak foundation with elastic boundary conditions

open access: yes, 2020
In this paper, dynamic analysis of functionally graded porous (FGP) plate with reinforcement of graphene platelets (GPLs) resting on elastic foundation and restrained by elastic boundary condition is investigated.
Deng, X   +5 more
core   +2 more sources

Rotational and ply-level uncertainty in response of composite shallow conical shells [PDF]

open access: yes, 2015
This paper presents the quantification of rotational and ply level uncertainty of random natural frequency for laminated composite conical shells by using surrogate modeling approach.
Adhikari, S.   +4 more
core   +1 more source

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