An iterative system equivalent reduction expansion process for extraction of high frequency response from reduced order finite element model.

DOI10.1016/S0045-7825(03)00204-4zbMath1140.74455OpenAlexW2126728938MaRDI QIDQ1415771

C. V. S. Sastry, T. S. Ramamurthy, Srinivasan Gopalakrishnan, Deshabrata Roy Mahapatra

Publication date: 9 December 2003

Published in: Computer Methods in Applied Mechanics and Engineering (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0045-7825(03)00204-4

Mathematics Subject Classification ID

Rods (beams, columns, shafts, arches, rings, etc.) (74K10) Vibrations in dynamical problems in solid mechanics (74H45) Finite element methods applied to problems in solid mechanics (74S05) Numerical approximation of solutions of dynamical problems in solid mechanics (74H15)

Related Items (11)

A meshfree-based local Galerkin method with condensation of degree of freedom for elastic dynamic analysis ⋮ Damage Detection Based on Damage Force Indicator Using Reduced-Order FE Models ⋮ A sub-domain smoothed Galerkin method for solid mechanics problems ⋮ Harmonic vibration analysis with coherent‐nodal‐cluster two‐stage model reduction ⋮ A highly efficient method for structural model reduction ⋮ Model-based identification of damage from sparse sensor measurements using Neumann series expansion ⋮ A sub-domain RPIM with condensation of degree of freedom ⋮ Structural dynamic model updating techniques: a state of the art review ⋮ Improving the generalized Bloch mode synthesis method using algebraic condensation ⋮ An effective sub-domain smoothed Galerkin method for free and forced vibration analysis ⋮ Model order reduction using response-matching technique

Uses Software

• IMSL Numerical Libraries

Cites Work

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• A new look at the Lanczos algorithm for solving symmetric systems of linear equations
• THE CONVERGENCE OF THE ITERATED IRS METHOD
• Analytical selection of masters for the reduced eigenvalue problem
• Advances in nonlinear finite element analysis of automobiles
• A new approach to dynamic condensation for FEM
• Model reduction using dynamic and iterated IRS techniques
• Dynamic modal truncation-relaxation
• Balancing and model reduction for second-order form linear systems

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