Aircraft Engineering and Aerospace Technology: Volume 91 Issue 3

Guest editorial

Zdobyslaw Jan Goraj

Sensitivity of automatic control of emergency manoeuvre to parametric uncertainty of the airplane model

Jerzy Graffstein, Piotr Maslowski

The main purpose of this work was elaboration and verification of a method of assessing the sensitivity of automatic control laws to parametric uncertainty of an airplane’s…

Suppression of nonlinear aeroelastic vibrations by learned neural network controller

Franciszek Dul

The purpose of the paper is to analyze the active suppression of the aeroelastic vibrations of ailerons with strongly nonlinear characteristics by neural network/reinforcement…

A numerical study into the longitudinal dynamic stability of the tailless aircraft

Agnieszka Kwiek

The purpose of this research is a study into a mathematical approach of a tailless aircraft dynamic stability analysis. This research is focused on investigation of influence of…

Aerodynamic and flight dynamic interaction in spin

Ewa Marcinkiewicz, Zdobyslaw Jan Goraj, Marcin Figat

The purpose of this paper is to describe an integrated approach to spin analysis based on 6-DOF (degrees of freedom) fully nonlinear equations of motion and a three-dimensional…

Partially feasible solution space for integrated SATS operations

Wojciech Jerzy Miksa, Tomasz Goetzendorf-Grabowski

The purpose of this paper is to investigate the feasibility of solving an integrated flight scheduling, fleet assignment and crew pairing problem for an on-demand service using a…

New hail impact simulation models on composite laminated wing leading edge

Kamila Kustron, Vaclav Horak, Radek Doubrava, Zdobyslaw Jan Goraj

The risk of hail-impact occurrence that can decrease local strength property must be taken into account in the design of primary airframe structures in aviation, energy and space…

Comparison of flutter calculation methods based on ground vibration test result

Wojciech Chajec

A low-cost but credible method of low-subsonic flutter analysis based on ground vibration test (GVT) results is presented. The purpose of this paper is a comparison of two methods…

Aircraft model for automatic taxi directional control system design

Mariusz Krawczyk, Cezary Jerzy Szczepanski, Albert Zajdel

This paper aims to present a concept of an automatic directional control system of remotely piloted aerial system (RPAS) during the taxiing phase. In particular, it shows the…

A simulation investigation of helicopter ground resonance phenomenon

Jaroslaw Stanislawski

The purpose of this paper is to present a simulation method applied for investigation of helicopter ground resonance phenomenon.

Flow-separation-control system operating in feedback closed loop

Wienczyslaw Stalewski, Andrzej Krzysiak

The purpose of this study is to develop the concept of self-adapting system which would be able to control a flow on the wing-high-lift system and protect the flow against strong…

The effect of wing-tip propulsors on Icaré 2 aeroelasticity

Wojciech Chajec, Wieslaw A. Krzymien, Andreas Strohmayer

The separation of energy conversion and propulsor is a promising aspect of hybrid-electric propulsion systems, allowing for increased installation efficiencies and setting the…

Preliminary stability analysis methods for PrandtlPlane aircraft in subsonic conditions

Vittorio Cipolla, Karim Abu Salem, Filippo Bachi

The present paper aims to assess the reliability and the limitations of analysing flight stability of a box-wing aircraft configuration known as PrandtlPlane by means of methods…

Analysis and optimization of morphing wing aerodynamics

Witold Artur Klimczyk, Zdobyslaw Jan Goraj

The purpose of this paper is to present a method for analysis and optimization of morphing wing. Moreover, a numerical advantage of morphing airfoil wing, typically assessed in…