Results 1 to 10 of about 6,396 (161)

Monitoring of a Highly Flexible Aircraft Model Wing Using Time-Expanded Phase-Sensitive OTDR [PDF]

open access: yesSensors, 2021
In recent years, the use of highly flexible wings in aerial vehicles (e.g., aircraft or drones) has been attracting increasing interest, as they are lightweight, which can improve fuel-efficiency and distinct flight performances.
Miguel Soriano-Amat   +7 more
doaj   +2 more sources

Comprehensive Engineering Frequency Domain Analysis and Vibration Suppression of Flexible Aircraft Based on Active Disturbance Rejection Controller [PDF]

open access: yesSensors, 2022
The crash of an aircraft with an almost vertical attitude in Wuzhou, Guangxi, China, on 21 March 2022, has caused a robust discussion in the civil aviation community.
Litao Liu, Bingwei Tian
doaj   +2 more sources

Equivalent dynamic modeling of flexible morphing aircraft [PDF]

open access: yesScience Progress, 2021
A morphing aircraft can maintain optimal flight performance by adaptively changing shape. However, large deformation and fast motion of aircraft modules lead to complicated dynamics during morphing process.
Changzhu Wei   +3 more
doaj   +3 more sources

Modelling framework for flight dynamics of flexible aircraft

open access: yesAviation, 2016
The flight dynamics and handling qualities of any flexible aircraft can be analysed within the Cranfield Aircraft Accelerated Loads Model (CA2LM) framework. The modelling techniques and methods used to develop the framework are presented. The aerodynamic
Vilius Portapas   +2 more
doaj   +4 more sources

AI-Enabled Flexible Sensing Skin for Next-Generation Aircraft: Toward Embodied Intelligence [PDF]

open access: yesResearch
Aircraft serve as the intelligent extension of human capabilities into 3-dimensional space. Next-generation aircraft will transcend the limitations of traditional fixed aerodynamic configurations, evolving into embodied intelligent agents capable of ...
JingJing Ji   +5 more
doaj   +2 more sources

On a Novel Approximate Solution to the Inhomogeneous Euler–Bernoulli Equation with an Application to Aeroelastics

open access: yesAerospace, 2021
This paper focuses on the development of an explicit finite difference numerical method for approximating the solution of the inhomogeneous fourth-order Euler–Bernoulli beam bending equation with velocity-dependent damping and second moment of area, mass
Dominique Fleischmann   +1 more
doaj   +1 more source

A Study on Stability Boundary of Highly Flexible Aircraft With Saturation Constraint

open access: yesIEEE Access, 2021
This paper deals with investigating the closed-loop stability boundary of the highly flexible aircraft with structural flexibility and input saturation constraint.
Liang Xu, Rui Cao, Yanbin Liu, Yuping Lu
doaj   +1 more source

A method for flexible aircraft LFT modelling [PDF]

open access: yes2009 European Control Conference (ECC), 2009
This paper presents a method to obtain a Linear Fractional Transformation (LFT) model from a set of numerical flexible aircraft models. The core of the method lies in a polynomial interpolation, but before this step, some cautious treatments must be applied to the numerical models for them to be interpolable.
Jose Torralba   +3 more
openaire   +3 more sources

Linear and Nonlinear Reduced Order Models for Sloshing for Aeroelastic Stability and Response Predictions

open access: yesApplied Sciences, 2022
This paper makes use of sloshing reduced-order models to investigate the effects of sloshing dynamics on aeroelastic stability and response of flying wing structure.
Marco Pizzoli   +2 more
doaj   +1 more source

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