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Optimal position of piezoelectric actuators for active vibration reduction of beams

Bendine Kouider

Bendine Kouider

Mechanics of structures and solids laboratory, Department of mechanics, Faculty of technology, DjillaliLiabès University of SidiBel-AbbèsAlgeria
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Kouider, Bendine
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Alper Polat

Alper Polat

Construction Technology Department, Munzur UniversityTunceli, Turkey
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Polat, Alper
  
31 mar 2020
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Data publikacji: 31 mar 2020
Zakres stron: 385 - 392
Otrzymano: 25 kwi 2019
Przyjęty: 29 maj 2019
DOI: https://doi.org/10.2478/amns.2020.1.00036
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© 2020 Bendine Kouider et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Fig. 1

Flowchart of the genetic algorithm used in the placement strategy.
Flowchart of the genetic algorithm used in the placement strategy.

Fig. 2

Genetic algorithm coding process.
Genetic algorithm coding process.

Fig. 3

Optimal distribution for both CC and CF boundary conditions for each generation.
Optimal distribution for both CC and CF boundary conditions for each generation.

Fig. 4

Variation of fitness index with generation for the clamped-free beam
Variation of fitness index with generation for the clamped-free beam

Fig. 5

Variation of fitness index with generation for the clamped-clamped beam
Variation of fitness index with generation for the clamped-clamped beam

Fig. 6

Tip deflection of clamped-free beam with and without control
Tip deflection of clamped-free beam with and without control

Fig. 7

Tip deflection of clamped-clamped beam with and without control
Tip deflection of clamped-clamped beam with and without control

Optimal configuration of the piezoelectric actuators

Configurationfitnessposition
CF9.088e-05[1,2,3,6]
CC3.925e-05[4,5,6,7]

Material proprieties

ProprietiesT300/976 [25]PZT G-1195
Young’s modulusE(N/m2)150×10963× 109
Poisson’s ratio0.30.3
Shear modulus G7.1×10924.2× 109
Densityρ(kgm−3)16007600
Piezoelectric constante31(cm−2)-17.584
Dielectric constant ∈ 33 (Fm−2)-15.0× 10−9
Język:
Angielski
Częstotliwość wydawania:
1 razy w roku
Dziedziny czasopisma:
Nauki biologiczne, Nauki biologiczne, inne, Matematyka, Matematyka stosowana, Matematyka ogólna, Fizyka, Fizyka, inne
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