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Active flutter suppression in a 2-D airfoil using linear matrix inequalities techniques
(2006-01-01)
Flutter is an in-flight vibration of flexible structures caused by energy in the airstream absorbed by the lifting surface. This aeroelastic phenomenon is a problem of considerable interest in the aeronautic industry, ...
Active flutter suppression in a 2-D airfoil using linear matrix inequalities techniques
(2006-01-01)
Flutter is an in-flight vibration of flexible structures caused by energy in the airstream absorbed by the lifting surface. This aeroelastic phenomenon is a problem of considerable interest in the aeronautic industry, ...
Frequency domain unsteady transonic aerodynamics for flutter and limit cycle oscillation prediction
(Associação Brasileira de Engenharia e Ciências Mecânicas - ABCM, 2010)
The purpose of this study was to develop new approaches for predicting transonic flutter and limit cycle oscillations (LCO) using computational methods. The TSD equation is separated into the in-phase and out-of-phase ...
Constructive Aerodynamic Interference in a Network of Weakly Coupled Flutter-Based Energy Harvesters
(Molecular Diversity Preservation International, 2020-12)
Converting flow-induced vibrations into electricity for low-power generation has received growing attention over the past few years. Aeroelastic phenomena, good candidates to yield high energy performance in renewable wind ...
Modelado y simulación del fenómeno de flutter en los aviones variando el aspecto ratio
Al realizar el análisis de estructuras en las aeronaves es importante determinar la influencia de
las cargas, la velocidad de diseño, la geometría y forma del perfil, así como otros factores que
contribuyen a la estabilidad ...
Nonlinear analysis and bifurcation characteristics of whirl flutter in unmanned aerial systems
(2021-12-01)
Aerial drones have improved significantly over the recent decades with stronger and smaller motors, more powerful propellers, and overall optimization of systems. These improvements have consequently increased top speeds ...
Computational study on aerodynamically coupled piezoelectric harvesters
(Sage Publications Ltd, 2020-08)
In this work, the authors present a two-dimensional computational model for predicting the aeroelastic response as well as the output power of vertically arranged harvesters by taking into account all aerodynamic interactions. ...
The use of Gramian matrices for aeroelastic stability analysis
(2013-05-13)
Most of the established procedures for analysis of aeroelastic flutter in the development of aircraft are based on frequency domain methods. Proposing new methodologies in this field is always a challenge, because the new ...
The use of Gramian matrices for aeroelastic stability analysis
(2013-05-13)
Most of the established procedures for analysis of aeroelastic flutter in the development of aircraft are based on frequency domain methods. Proposing new methodologies in this field is always a challenge, because the new ...