Corpus ID: 108539630

Aeroelastic analysis and optimization of membrane micro air vehicle wings

  title={Aeroelastic analysis and optimization of membrane micro air vehicle wings},
  author={Bret Stanford},
Fixed membrane wings for micro air vehicles: Experimental characterization, numerical modeling, and tailoring
Abstract Fixed wing micro air vehicles (wingspan between 10 and 15 cm) are aerodynamically challenging due to the low Reynolds number regime (104–105) they operate in. The low aspect ratio wingsExpand
The manoeuvrability performance of a twist morphing MAV has been the main interest for the past researches. However, aerodynamic behaviour of a twist morphing wing is not fully explored due toExpand
Prototypage d'un objet volant mimant l'insecte
Ce travail de these s'inscrit dans le contexte des drones vise a realiser a terme un Nano-dispositif volant (Nano Aerial Vehicle) capable d'imiter le vol des insectes. Ce mode de locomotion estExpand
Reduced-order modeling for membrane wings at low Reynolds numbers
The present work develops reduced-order models for the fluid-structure interaction of two-dimensional membrane wings at low Reynolds numbers. The fluid-structure interaction models are obtained fromExpand
Tail Rudder Optimization Design and Dynamics Modeling for the Small Flexible Membrane Wing Aircraft
The nonlinear state-variation model of aircraft dynamics is linearized with the small-disturbance theory and the equation in the state-space form of the aircraft was established and the result was obtained by analyzing the longitudinal and lateral modes and stability characteristics of the flight as reference for follow-up controller design. Expand
Validation of Spatial Hysteresis as the Internal Damping Mechanism in an Unmanned Micro Air Vehicle Model
This work is primarily interested in the integration of spatial hysteresis damping, a non-local internal form of damping into the Euler Bernoulli cantilevered beam model, proposed as more accurate within composite, flexible wing micro aerial vehicles. Expand
A Review on MAV Design Challenges
Micro Air Vehicle (MAV) design imposes several technical challenges due low aspect ratio sizing (LAR) and complexsystem level of design requirement. Thus, a detail design consideration must beExpand
An immersed boundary approach for shape and topology optimization of stationary fluid-structure interaction problems
This paper presents an approach to shape and topology optimization of fluid-structure interaction (FSI) problems at steady state. The overall approach builds on an immersed boundary method thatExpand
Vortex structure on twist-morphing micro air vehicle wings
Vortex formation has numerous influences on the aerodynamic characteristics of fixed-wing micro air vehicle wings. Despite the mature understanding of vortices on fixed-wing and flapping micro airExpand
Level set topology optimization of stationary fluid-structure interaction problems
This paper introduces a topology optimization approach that combines an explicit level set method (LSM) and the extended finite element method (XFEM) for designing the internal structural layout ofExpand


Study of key algorithms in topology optimization
The theory of topology optimization based on the solid isotropic material with penalization model (SIMP) method is thoroughly analyzed in this paper. In order to solve complicated topologyExpand
Aerodynamics of low aspect ratio wings at low Reynolds numbers with applications to micro air vehicle design
A comprehensive study of the lift, drag, and pitching moment characteristics of wings of low aspect ratio operating at low Reynolds numbers and is incorporated into a genetic algorithm optimization program that generates optimum MAV configurations given certain requirements and constraints. Expand
Two-dimensional impervious sails: experimental results compared with theory
Experiments have been made on quasi two-dimensional sails of small camber and at small incidence. Four excess-length ratios have been tested at a Reynolds number of 1.2 x 10 5 . The results for lift,Expand
Deformations of elastic membranes—Effect of different constitutive relations
Results for the nonlinear axisymmetric deformations of flat circular membranes and of spherical cap membranes subjected to a uniform pressure are presented. The emphasis of the study is on the effectExpand
Full-scale investigation of the aerodynamic characteristics of a model employing a sailwing concept
Aerodynamic characteristics of full scale airplane wing model employing sailwing concept and having aspect ratio of 11.5
Aerodynamic Coefficients and Deformation Measurements on Flexible Micro Air Vehicle Wings
This paper documents the elastic deformations and corresponding aerodynamic coefficients of flexible wings used for micro air vehicles (MAVs). These low-aspect ratio wings, developed and fabricatedExpand
Laminar-Turbulent Transition of a Low Reynolds Number Rigid or Flexible Airfoil
4-10 5 . In order to gain better understanding of the fluid physics and associated aerodynamics characteristics, we have coupled (i) a NavierStokes solver, (ii) the e N method transition model, andExpand
Static Aeroelastic Model Validation of Membrane Micro Air Vehicle Wings
A low-aspect-ratio, low-Reynolds-number membrane wing has been identified as a viable platform for micro air vehicle applications. Desirable flying qualities include high lift and larger stabilityExpand
The Aerodynamics of Compliant Membrane Wings Modeled on Mammalian Flight Mechanics
Mammalian flight is characterized by several features unique and distinct from the flight of both insects and birds. One such feature is the use of thin compliant wings as the lifting surface.Expand