The great interest in developing morphing airfoils is mainly based on their capability to adapt shape optimize some specific aircraft performance indices during the mission. Nevertheless, design of these kinds devices requires availability ad hoc-developed procedures able tackle conflicting requirements such as high deformability requested change airfoil coupled load-carrying and low weight. article proposes an approach for optimal airfoil-morphing a compactapproach describe geometry...

Purpose The purpose of this paper is to provide an overview the design and experimental work compliant wing wingtip morphing devices conducted within EU FP7 project NOVEMOR demonstrate that optimization tools developed can be used synthesize devices.

This paper presents the work that has been performed on a wind-tunnel aeroelastic wing model to implement multisurface modal control system. Wing realization, system, and experimental setup were described briefly here, together with methodology used numerically tune simple Usage of multiple test session adopted first perform numerical-experimental correlations then optimize parameters. The entire system demonstrates capability damp bending torsion modes while still remaining stable within...

This paper describes the activities performed at Politecnico di Milano within FP7–NOVEMOR Project framework for design, manufacturing, and wind tunnel test of a wing model equipped with morphing leading trailing edges based on compliant structures. Starting from reference aircraft, that is, typical regional aircraft developed during NOVEMOR project, small-scale is to validate proposed concept correlate numerical models in an experimental environment. Special attention devoted selection...

An optimization procedure for the shape design of morphing aircraft is presented. The process coupled with a knowledge-based framework combining parametric geometry representation, multidisciplinary modelling, and genetic algorithm. parameterization method exploits implicit properties Bernstein polynomial least squares fitting to allow both local global control. able introduce changes in feasible way, taking into account presence structural parts, such as wing-box, physical behaviour skins,...

This paper deals with the estimation of performance a medium-size aircraft (3-hour flight range) equipped an adaptive trailing edge device (ATED) that runs span-wise from wing root in flap zone and extends chord-wise for limited percentage MAC. Computations are calculated referring to full do not refer complete configuration. Aerodynamic computations, taking into account ideal shapes, have been performed by using both Euler Navier- Stokes method order extract polars reference optimal wing,...

This paper describes the development of a new state-of-the-art large wind tunnel model for active flutter suppression studies as well supporting techniques used in tests focused on effects uncertainty. Design guidelines and resulting aeroelastic characteristics are covered together with representative test results. Those would allow other researchers working this area to develop control laws evaluate them. A number important lessons insight reported regarding design model, level success...

In the present work, aerodynamic shape design of an advanced high-lift system for a natural laminar flow (NLF) wing, based on combination morphing droop nose and single slot trailing edge flap, is presented. The paper presents both optimization NLF wing configuration considering mutual effects flap devices. Concerning (DN), after defining parameterization techniques adopted to describe geometry in terms settings, external obtained by procedure able meet geometrical constraints skin...

Abstract A design procedure for the synthesis of active camber morphing wing devices is proposed. topology optimization initially defines internal structure that further enhanced by structural size and shape optimizations, these optimizations are based on distributed compliance concept. The enables adaption solution to other materials geometries while refining improve quality skin deformation. Then, reduction stress peaks inside compliant finalization details obtain a closer manufacturing...

This article presents a gradient-based aerodynamic optimization framework and investigates optimum deformations for transonic airfoil equipped with morphing leading trailing edges. Specifically, the proposed integrates an innovative shape parameterization high fidelity Reynolds-averaged Navier–Stokes computational fluid dynamic solver, hybrid mesh deformation algorithm, efficient gradient evaluation method based on continuous adjoint implementation. To achieve feasible shape, some structural...

This paper describes the design of a morphing droop nose conceived to increase performance in high-lift conditions twin-prop regional aircraft, while ensuring natural flow laminarity wing. Starting from results obtained previous phase, mainly concerned with augmentation, detailed structural is conducted. The main aim achievement feasible solution based on use conventional materials, such as aluminium alloy for internal structure and glass-fibre skin. A finite element model complete device...

The present work addresses the aerodynamic design of a Reference Aircraft (RA) and assessment potential benefits that an active camber morphing can bring in terms aircraft performances. subject is part FP7-NOVEMOR project (Novel Air Vehicle Configurations: From Fluttering Wings to Morphing Flight) which one many projects from European Framework Programme. representative typical regional jet capable carry 113 PAX single economic class provide operational flexibility fly different missions at...

This paper summarizes the results obtained in framework of Clean Aviation Joint Undertaking on development a dedicated morphing aileron. device, designed to be installed high aspect ratio wing hybrid-electric regional aircraft, is conceived replace traditional hinged aileron with an innovative optimized for minimizing actuation force and aerodynamic drag, ensuring smoothed continuous skin surface. The design such complex device required multi-disciplinary approach, able combine performances,...

The design of morphing structures must combine conflicting structural requirements and multiple load conditions that are related to the aerodynamic shapes aimed at optimizing aircraft performance. This article proposes a multilevel approach for adaptive compliant wing devices. A set shapes, associated their loads, is defined by shape optimization, coupled with three-dimensional parametric technique, can identify only feasible changes due morphing. topology sizing multiobjective optimization...

Current research efforts in aeroelasticity aim at including higher fidelity aerodynamic results into the multi-disciplinary simulation environments. In present effort, an updated Python-based Fluid–Structure Interaction framework has been included SU2 code to allow for efficient and fully open-source simulations of detailed aeroelastic phenomena. The method provides a powerful easily approachable environment. developed software assessed against three test cases increasing complexity, coming...

The great interest in developing morphing airfoils is mainly based on their capability to adapt shape optimize some specific aircraft performance indices during the mission. Nevertheless, design and of these kind devices requires availability ad–hoc developed procedures able tackle conflicting requirements such as high deformability requested change airfoil coupled load carrying capability. There need for a tool that can assist engineers optimal internal structure guarantees required changes...

SMorph (Smart Aircraft Morphing Technologies) is a Eurocores S3T collaborative research project involving three university partners from the UK, Portugal and Italy. The aim of to develop novel structural concepts implementations morphing aeroelastic structures. An overview current status provided, including description development, modelling design optimization several Reference will also be made design, manufacture testing wind tunnel RPV demonstrator models.

This paper summarizes the results obtained in framework of Clean Sky 2 REG-IADP, AIRGREEN on development a dedicated morphing device, i.e. Leading Edge morphing. designed so to be installed advanced, twin prop, regional aircraft, is conceived guarantee high lift conditions together with smoothed and continuous skin surface, especially important due presence laminar wing. The design such as complex devices required multi-disciplinary approach, able combine aerodynamic performances structural...