Dynamic stiffness method
Free vibration analysis for plates with arbitrary boundary conditions using a novel spectral-dynamic stiffness method
... exact method for free vibration analysis of plates with arbitrary boundary con- ditions is ...spectral method into the classical dynamic stiffness ...the method are demonstrated by ...
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A spectral dynamic stiffness method for free vibration analysis of plane elastodynamic problems
... include dynamic stiffness method based on the superposition method (DSM) [31], Gorman’s superposition method (GSM) [18], Fourier series based analytical method (FSA) [32] and the ...
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An exact spectral-dynamic stiffness method for free flexural vibration analysis of orthotropic composite plate assemblies - Part I: Theory
... spectral-dynamic stiffness method (S-DSM) for exact free vibration analysis of general orthotropic composite plate-like structures is presented in the ...The method combines the advantages of ...
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Modal analysis of sailplane and transport aircraft wings using the dynamic stiffness method
... Sailplane and transport aircraft wings are slender and flexible because of their high aspect ratios resulting from large spans and relatively short chords. As a consequence, they are easily prone to vibration problems. ...
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Dynamic stiffness method for inplane free vibration of rotating beams including Coriolis effects
... exact dynamic stiffness ...dependent dynamic stiffness matrix to perform exact modal analysis of rotating beams or beam ...The dynamic stiffness matrix is developed by relating ...
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Free vibration of functionally graded beams and frameworks using the dynamic stiffness method
... the dynamic stiffness method and deriving the elements of the dynamic stiffness matrix in explicit algebraic ...The dynamic stiffness matrix is then formulated by relating ...
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An exact spectral-dynamic stiffness method for free flexural vibration analysis of orthotropic composite plate assemblies - Part II: Applications
... only with all edges of the plate clamped. Liew and Sum [30] used Ritz method based on beam characteristic polynomials to solve the same problem. Solecki [31], on the other hand, studied a simply supported L-shaped ...
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An exact spectral-dynamic stiffness method for free flexural vibration analysis of orthotropic composite plate assemblies - Part I: Theory
... Permanent repository link: http://openaccess.city.ac.uk/12516/ Link to published version: http://dx.doi.org/10.1016/j.compstruct.2015.07.020 Copyright and reuse: City Research Online aim[r] ...
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Dynamic stiffness method for inplane free vibration of rotating beams including Coriolis effects
... Permanent repository link: http://openaccess.city.ac.uk/14355/ Link to published version: http://dx.doi.org/10.1016/j.jsv.2014.08.019 Copyright and reuse: City Research Online aims to ma[r] ...
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An exact spectral-dynamic stiffness method for free flexural vibration analysis of orthotropic composite plate assemblies - Part II: Applications
... Permanent repository link: http://openaccess.city.ac.uk/12515/ Link to published version: http://dx.doi.org/10.1016/j.compstruct.2015.07.022 Copyright and reuse: City Research Online aim[r] ...
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Free vibration analysis for plates with arbitrary boundary conditions using a novel spectral-dynamic stiffness method
... Permanent repository link: http://openaccess.city.ac.uk/14353/ Link to published version: http://dx.doi.org/10.1016/j.compstruc.2015.11.005 Copyright and reuse: City Research Online aims[r] ...
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Dynamic stiffness formulation for composite Mindlin plates for exact modal analysis of structures. Part II: Results and applications
... Although it might appear that there is no clear advantage of using DySAP instead of using a commercial FE solver such as NASTRAN in terms of ac- curacy of results in this case, a different picture emerges when viewed in ...
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Dynamic stiffness matrix of a rectangular plate for the general case
... The dynamic stiffness matrix of a rectangular plate for the most general case is developed by solving the bi- harmonic equation and finally casting the solution in terms of the force-displacement ...
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An exact dynamic stiffness element using a higher order shear deformation theory for free vibration analysis of composite plate assemblies
... exact dynamic stiffness method based on higher order shear deformation theory is developed for the first time using symbolic computation in order to carry out free vibration analysis of composite ...
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Dynamic Stiffness Analysis of Repetitive Control System
... the dynamic stiffness have been proposed, and the related literatures have been found in the ...low dynamic stiffness concept is a design strategy for an anti-vibration mount that seeks to ...
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DYNAMIC STIFFNESS FORMULATION AND FREE VIBRATION ANALYSIS OF AN ORTHOTROPIC PLATE BY CLASSICAL PLATE THEORY
... Aircraft structures are generally modelled as assemblies of thin-walled structural elements. In particular, the top and bottom skins, torsion box, ribs and webs of the wing are idealised as plates. Thus the free ...
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Dynamic stiffness formulation for composite Mindlin plates for exact modal analysis of structures. Part I: Theory
... classical method to carry out exact free vibration analysis of a plate consists of solving the system of differen- tial equation in Navier’s or Levi’s form and applying particular boundary conditions to derive the ...
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Flutter prediction of metallic and composite wings using coupled DSM-CFD models in transonic flow
... more affordable today than before, but some problems such as flutter are still computationally expensive in this respect. Specially, in the early stages of design it is nevertheless needed for certain cases such as ...
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An exact dynamic stiffness matrix for a beam incorporating Rayleigh–Love and Timoshenko theories
... developed dynamic stiffness matrix can now be used to compute the natural frequencies and mode shapes of either an individual Rayleigh-Love bar or a Timoshenko beam or a framework comprising beam elements ...
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Vibration Analysis of Welded Tubular Structures Considering Local Joint Flexibility
... weaker stiffness in its radial direction due to the thin-walled characteristics, the chord deforms easily in its radial direction when a tubular joint is subjected to loading at the brace ...
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