Transverse Vibration of Stiffened Plates with Cutouts Subjected to In-Plane Uniform Edge Loading at the Plate Boundary

Vibration characteristics of stiffened plates with cutouts subjected to uni-axial in-plane uniform edge loading at the plate boundaries are investigated using the finite element method. The characteristic equations for the natural frequencies, buckling loads and their corresponding mode shapes are o...

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Main Authors: A.K.L. Srivastava, P.K. Datta, A.H. Sheikh
Format: Article
Language:English
Published: Wiley 2004-01-01
Series:Shock and Vibration
Online Access:http://dx.doi.org/10.1155/2004/891580
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author A.K.L. Srivastava
P.K. Datta
A.H. Sheikh
author_facet A.K.L. Srivastava
P.K. Datta
A.H. Sheikh
author_sort A.K.L. Srivastava
collection DOAJ
description Vibration characteristics of stiffened plates with cutouts subjected to uni-axial in-plane uniform edge loading at the plate boundaries are investigated using the finite element method. The characteristic equations for the natural frequencies, buckling loads and their corresponding mode shapes are obtained from the equation of motion. The vibration frequencies and buckling load parameters for various modes of stiffened plates with cutouts have been determined for simply supported and clamped edge boundary conditions. In the structure modelling, the plate and the stiffeners are treated as separate elements where the compatibility between these two types of elements is maintained. Numerical results are presented for a range of hole to plate width ratios of 0 to 0.8. The correlations of the natural frequencies and buckling parameters obtained by the present approach with those available in the literature are found to show good agreement.
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institution Kabale University
issn 1070-9622
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language English
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series Shock and Vibration
spelling doaj-art-5a8e863f19a24d3cb67b6e456e49e3712025-08-20T03:34:26ZengWileyShock and Vibration1070-96221875-92032004-01-0111191910.1155/2004/891580Transverse Vibration of Stiffened Plates with Cutouts Subjected to In-Plane Uniform Edge Loading at the Plate BoundaryA.K.L. Srivastava0P.K. Datta1A.H. Sheikh2Applied Mechanics Department, N.I.T. Jamshedpur- 831014, IndiaAerospace Engineering Department, I.I.T. Kharagpur-721302, IndiaDepartment of Ocean Engineering, I.I.T. Kharagpur-721302, IndiaVibration characteristics of stiffened plates with cutouts subjected to uni-axial in-plane uniform edge loading at the plate boundaries are investigated using the finite element method. The characteristic equations for the natural frequencies, buckling loads and their corresponding mode shapes are obtained from the equation of motion. The vibration frequencies and buckling load parameters for various modes of stiffened plates with cutouts have been determined for simply supported and clamped edge boundary conditions. In the structure modelling, the plate and the stiffeners are treated as separate elements where the compatibility between these two types of elements is maintained. Numerical results are presented for a range of hole to plate width ratios of 0 to 0.8. The correlations of the natural frequencies and buckling parameters obtained by the present approach with those available in the literature are found to show good agreement.http://dx.doi.org/10.1155/2004/891580
spellingShingle A.K.L. Srivastava
P.K. Datta
A.H. Sheikh
Transverse Vibration of Stiffened Plates with Cutouts Subjected to In-Plane Uniform Edge Loading at the Plate Boundary
Shock and Vibration
title Transverse Vibration of Stiffened Plates with Cutouts Subjected to In-Plane Uniform Edge Loading at the Plate Boundary
title_full Transverse Vibration of Stiffened Plates with Cutouts Subjected to In-Plane Uniform Edge Loading at the Plate Boundary
title_fullStr Transverse Vibration of Stiffened Plates with Cutouts Subjected to In-Plane Uniform Edge Loading at the Plate Boundary
title_full_unstemmed Transverse Vibration of Stiffened Plates with Cutouts Subjected to In-Plane Uniform Edge Loading at the Plate Boundary
title_short Transverse Vibration of Stiffened Plates with Cutouts Subjected to In-Plane Uniform Edge Loading at the Plate Boundary
title_sort transverse vibration of stiffened plates with cutouts subjected to in plane uniform edge loading at the plate boundary
url http://dx.doi.org/10.1155/2004/891580
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AT ahsheikh transversevibrationofstiffenedplateswithcutoutssubjectedtoinplaneuniformedgeloadingattheplateboundary