Piezoelectric-based smart structures for aero-engine blade: Piezoelectric layout optimization and vibration suppression tests

• Published in: Aerospace science and technology Vol. 153; p. 109455
• Main Authors: Zhiyuan, GAO, Tongxin, XU, Ruichen, YU, Jinhua, Jiang, Xiaojin, ZHU
• Format: Journal Article
• Language: English
• Published: Elsevier Masson SAS 01.10.2024
• Subjects: Active vibration control; Hammerstein model; Improved differential evolution algorithm; Layout optimization; Piezoelectric smart structures; Surface reconstruction; Surface reconstruction; Active vibration control; Piezoelectric smart structures; Hammerstein model; Improved differential evolution algorithm; Layout optimization

To promote the use of piezoelectric smart structures in aero-engine blades, this paper introduces a novel method for optimizing the layout of piezoelectric elements on the blade's surface and an active vibration control method, along with vibration suppression tests. A preprocessing method is i...