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Applying deep learning and wavelet transform for predicting the vibration behavior in variable thickness skew composite plates with intermediate elastic support

Wael A. Altabey

2021Journal of Vibroengineering28 citationsDOIOpen Access PDF

Abstract

In this paper, the vibration behavior features are extracted from the combination between Wavelet Transform (WT), and Finite Strip Transition Matrix (FSTM) of skew composite plates (SCPs), with variable thickness, and intermediate elastic support. Although, the results of this technique and based on the previous work done by the authors, that show the method can reflect the vibration behavior of the composite plates. Due to the method's difficulty in terms of, a lot of calculations with a large number of iterations these results may not be good choices for quick and accurate vibration behavior extracting. Thus, the new deep neural network (NN) is designed to learn and test these results carrying out by extracting vibration behavior features that reflect the important and essential information about the mode shapes in SCP. The results give high indications about the proposed technique of deep learning is a promising method, particularly when the type structures are complicated and the ambient environment is variable.

Topics & Concepts

VibrationSkewComposite numberWavelet transformComputer scienceWaveletVariable (mathematics)Artificial neural networkMatrix (chemical analysis)Mode (computer interface)Artificial intelligenceMaterials scienceStructural engineeringAlgorithmAcousticsMathematicsComposite materialMathematical analysisEngineeringPhysicsOperating systemTelecommunicationsStructural Health Monitoring TechniquesAcoustic Wave Phenomena ResearchVibration and Dynamic Analysis
Applying deep learning and wavelet transform for predicting the vibration behavior in variable thickness skew composite plates with intermediate elastic support | Litcius