@inproceedings{Vin\'{i}cius2009Helicopterb,
title = {AEROELASTIC CONTROL OF HELICOPTER BLADE SAILING USING SHAPE MEMORY ALLOY},
author = {Vin\'{i}cius Piccirillo and Luiz Carlos Sandoval Goes and Roberto Luiz Cunha Barroso Ramos},
url = {https://www.sige.ita.br/edicoes-anteriores/2009/st/P_2.pdf},
year = {2009},
date = {2009-01-01},
booktitle = {Simp\'{o}sio de Aplica\c{c}\~{o}es Operacionais em \'{A}reas de Defesa 2009 (SIGE2009)},
abstract = {This paper analyzes the unsteady flow response of a helicopter blade-sailing control system using shape memory alloy (SMA). The aeroelastic analysis focuses on the performance of a proposed semi-active controller with respect to the reduction of blade flapping vibrations in articulated rotors during engagement shipboard operations. The designed control yields gust load alleviation by increasing the stiffness of the flapping motion. The simulation results show that the proposed SMA aeroelastic suppression and controller can yield significant reduction in upward blade tip deflections at the unsteady wind-over-deck conditions of interest. Keywords Helicopter blade sailing, aeroelasticity, shape memory alloy, unsteady flow.},
keywords = {aeroelasticity, Helicopter blade sailing, shape memory alloy, unsteady flow},
pubstate = {published},
tppubtype = {inproceedings}
}
This paper analyzes the unsteady flow response of a helicopter blade-sailing control system using shape memory alloy (SMA). The aeroelastic analysis focuses on the performance of a proposed semi-active controller with respect to the reduction of blade flapping vibrations in articulated rotors during engagement shipboard operations. The designed control yields gust load alleviation by increasing the stiffness of the flapping motion. The simulation results show that the proposed SMA aeroelastic suppression and controller can yield significant reduction in upward blade tip deflections at the unsteady wind-over-deck conditions of interest. Keywords Helicopter blade sailing, aeroelasticity, shape memory alloy, unsteady flow.
