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Mathematical Problems in Engineering
Volume 2018 (2018), Article ID 2394124, 14 pages
https://doi.org/10.1155/2018/2394124
Research Article

Higher-Order Spectral Analysis to Identify Quadratic Nonlinearities in Fluid-Structure Interaction

Imran Akhtar1 and Mohammad Elyyan2

1Department of Mechanical Engineering, College of Electrical & Mechanical Engineering, National University of Sciences & Technology (NUST), Islamabad 44000, Pakistan
2ANSYS, Inc., Houston, TX 7745, USA

Correspondence should be addressed to Imran Akhtar; ude.tv@rathka

Received 21 June 2017; Revised 8 October 2017; Accepted 1 November 2017; Published 9 January 2018

Academic Editor: Efstratios Tzirtzilakis

Copyright © 2018 Imran Akhtar and Mohammad Elyyan. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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