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Derivation of Non-dimensional Equation of Motion for Thin Plate in Absolute Nodal Coordinate Formulation

  • Kun Woo Kim
  • , Jae Wook Lee
  • , Jin Seok Jang
  • , Ji Heon Kang
  • , Wan Suk Yoo
  • Korea Institute of Industrial Technology
  • Pusan National University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

The absolute nodal coordinate formulation was developed in the mid- 1990s to express large deformations and large rotations in flexible multi-body dynamics. It is a non-incremental finite-element procedure wherein the mass matrix is expressed as a constant while the stiffnessmatrix carries highly nonlinear features. The formulation for a thin plate can be developed on the basis of continuum or structural mechanics similar to that for a beam. Absolute nodal coordinate formulation necessarily uses the global slope vector, and this results in an increase in the degree of freedom. In this study, to reduce analysis time, the non-dimensional equation of motion of a thin plate is derived from the dimensional equation of motion using non-dimensional variables. An example of a thin cantilever plate is used to present the improved efficiency of analysis due to the non-dimensional equation of motion, and the simulations are shown with various numbers of elements. The non-dimensional equation of motion is thus verified by demonstrating the similarities of the solutions for both the dimensional and non-dimensional equations of motion.

Original languageEnglish
Title of host publicationNonlinear Dynamics of Structures, Systems and Devices - Proceedings of the 1st International Nonlinear Dynamics Conference, NODYCON 2019
EditorsWalter Lacarbonara, Balakumar Balachandran, Jun Ma, J.A. Tenreiro Machado, Gabor Stepan
PublisherSpringer Nature
Pages449-459
Number of pages11
ISBN (Electronic)9783030347123
DOIs
StatePublished - 2020
Event1st International Nonlinear Dynamics Conference, NODYCON 2019 - Rome, Italy
Duration: 17 Feb 201920 Feb 2019

Publication series

NameNonlinear Dynamics of Structures, Systems and Devices - Proceedings of the 1st International Nonlinear Dynamics Conference, NODYCON 2019

Conference

Conference1st International Nonlinear Dynamics Conference, NODYCON 2019
Country/TerritoryItaly
CityRome
Period17/02/1920/02/19

Keywords

  • Absolute nodal coordinate formulation
  • Non-dimensional equation of motion
  • Thin plate

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