Active Control for Nonlinear Aeroelastic Systems

Jiffri, Shakir; Khodaparast, Hamed Haddad; Manolesos, Marinos; Fichera, Sebastiano

doi:https://doi.org/

Conference Paper/Proceeding/Abstract 836 views

Active Control for Nonlinear Aeroelastic Systems

Shakir Jiffri

, Hamed Haddad Khodaparast

, Marinos Manolesos, Sebastiano Fichera

International Forum on Aeroelasticity and Structural Dynamics (IFASD 2019), Savannah, Georgia, USA. 10-13 June 2019., Volume: 1., Pages: 363 - 377

Swansea University Authors: Shakir Jiffri , Hamed Haddad Khodaparast , Marinos Manolesos

Abstract

The dynamic responses to aeroelastic gusts/manoeuvres play an important partacross much of the design and development of an aircraft and have an impact upon structuraldesign, aerodynamic characteristics, weight, flight control system design, control surfacedesign, and performance. They determine the...

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Published in:	International Forum on Aeroelasticity and Structural Dynamics (IFASD 2019), Savannah, Georgia, USA. 10-13 June 2019.
ISBN:	978-1-7138-0800-8
Published:	New York Curran Associates, Inc. 2020
Online Access:	http://www.proceedings.com/53726.html
URI:	https://cronfa.swan.ac.uk/Record/cronfa55474
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first_indexed	2020-12-18T16:40:54Z
last_indexed	2020-12-19T04:19:09Z
id	cronfa55474
recordtype	SURis
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spelling	2020-12-18T18:22:20.9288328 v2 55474 2020-10-21 Active Control for Nonlinear Aeroelastic Systems 1d7a7d2a8f10ec98afed15a4b4b791c4 0000-0002-5570-5783 Shakir Jiffri Shakir Jiffri true false f207b17edda9c4c3ea074cbb7555efc1 0000-0002-3721-4980 Hamed Haddad Khodaparast Hamed Haddad Khodaparast true false 44a3e0d351ccd7a8365d5fc7c50c8778 Marinos Manolesos Marinos Manolesos true false 2020-10-21 AERO The dynamic responses to aeroelastic gusts/manoeuvres play an important partacross much of the design and development of an aircraft and have an impact upon structuraldesign, aerodynamic characteristics, weight, flight control system design, control surfacedesign, and performance. They determine the most extreme stress levels, fatigue damage, anddamage tolerance for a particular design. To this end, there has been great interest in efficientloads alleviation in aircraft structures.The ultimate aim of this project is to study the dynamic behaviour of a nonlinear aeroelasticsystem due to gust loads, and to investigate the use of linear/nonlinear active control with theaim of mitigating vibrations in the system, and reducing the aerodynamic loads that would, inthe real world, be introduced into the airframe. The present paper discusses the authors’existing research which will serve as the foundation for the aforementioned aim of the project.Implementation of techniques such as partial feedback linearisation, the combination in realtime of simulation-based and experimentally measured data during control – which weenvisage will play a vital role in the current project – are addressed, including results ofclosed-loop control of a pitch-plunge aerofoil. As the present research is ongoing – and anysignificant results are yet to be generated – this paper will present briefly the current statusand next steps planned for the project. Conference Paper/Proceeding/Abstract International Forum on Aeroelasticity and Structural Dynamics (IFASD 2019), Savannah, Georgia, USA. 10-13 June 2019. 1. 363 377 Curran Associates, Inc. New York 978-1-7138-0800-8 1 5 2020 2020-05-01 http://www.proceedings.com/53726.html AEROELASTICITY AND STRUCTURAL DYNAMICS. INTERNATIONAL FORUM COLLEGE NANME Aerospace Engineering COLLEGE CODE AERO Swansea University 2020-12-18T18:22:20.9288328 2020-10-21T16:25:45.5259720 Faculty of Science and Engineering School of Aerospace, Civil, Electrical, General and Mechanical Engineering - Aerospace Engineering Shakir Jiffri 0000-0002-5570-5783 1 Hamed Haddad Khodaparast 0000-0002-3721-4980 2 Marinos Manolesos 3 Sebastiano Fichera 4
title	Active Control for Nonlinear Aeroelastic Systems
spellingShingle	Active Control for Nonlinear Aeroelastic Systems Shakir Jiffri Hamed Haddad Khodaparast Marinos Manolesos
title_short	Active Control for Nonlinear Aeroelastic Systems
title_full	Active Control for Nonlinear Aeroelastic Systems
title_fullStr	Active Control for Nonlinear Aeroelastic Systems
title_full_unstemmed	Active Control for Nonlinear Aeroelastic Systems
title_sort	Active Control for Nonlinear Aeroelastic Systems
author_id_str_mv	1d7a7d2a8f10ec98afed15a4b4b791c4 f207b17edda9c4c3ea074cbb7555efc1 44a3e0d351ccd7a8365d5fc7c50c8778
author_id_fullname_str_mv	1d7a7d2a8f10ec98afed15a4b4b791c4_*_Shakir Jiffri f207b17edda9c4c3ea074cbb7555efc1__Hamed Haddad Khodaparast 44a3e0d351ccd7a8365d5fc7c50c8778_**_Marinos Manolesos
author	Shakir Jiffri Hamed Haddad Khodaparast Marinos Manolesos
author2	Shakir Jiffri Hamed Haddad Khodaparast Marinos Manolesos Sebastiano Fichera
format	Conference Paper/Proceeding/Abstract
container_title	International Forum on Aeroelasticity and Structural Dynamics (IFASD 2019), Savannah, Georgia, USA. 10-13 June 2019.
container_volume	1.
container_start_page	363
publishDate	2020
institution	Swansea University
isbn	978-1-7138-0800-8
publisher	Curran Associates, Inc.
college_str	Faculty of Science and Engineering
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hierarchy_top_title	Faculty of Science and Engineering
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department_str	School of Aerospace, Civil, Electrical, General and Mechanical Engineering - Aerospace Engineering{{{_:::_}}}Faculty of Science and Engineering{{{_:::_}}}School of Aerospace, Civil, Electrical, General and Mechanical Engineering - Aerospace Engineering
url	http://www.proceedings.com/53726.html
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description	The dynamic responses to aeroelastic gusts/manoeuvres play an important partacross much of the design and development of an aircraft and have an impact upon structuraldesign, aerodynamic characteristics, weight, flight control system design, control surfacedesign, and performance. They determine the most extreme stress levels, fatigue damage, anddamage tolerance for a particular design. To this end, there has been great interest in efficientloads alleviation in aircraft structures.The ultimate aim of this project is to study the dynamic behaviour of a nonlinear aeroelasticsystem due to gust loads, and to investigate the use of linear/nonlinear active control with theaim of mitigating vibrations in the system, and reducing the aerodynamic loads that would, inthe real world, be introduced into the airframe. The present paper discusses the authors’existing research which will serve as the foundation for the aforementioned aim of the project.Implementation of techniques such as partial feedback linearisation, the combination in realtime of simulation-based and experimentally measured data during control – which weenvisage will play a vital role in the current project – are addressed, including results ofclosed-loop control of a pitch-plunge aerofoil. As the present research is ongoing – and anysignificant results are yet to be generated – this paper will present briefly the current statusand next steps planned for the project.
published_date	2020-05-01T04:09:42Z
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Active Control for Nonlinear Aeroelastic Systems

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