Aircraft Engineering and Aerospace Technology: Volume 88 Issue 6

Flight controller design for aircraft low altitude airdrop

Ri Liu, Xiuxia Sun, Wenhan Dong

During low altitude airdrop operations, the heavy cargo moving inside and the sudden dropping out exert serious threats on the aircraft safety and mission performance. This paper…

Fuzzy logic estimator implemented in observation-tracking device control

Michal Sobolewski, Norbert Grzesik, Zbigniew Koruba, Michal Nowicki

Nowadays, various methods of observation from unmanned aerial vehicles (UAV) are being widely developed. There are many ways of increasing the amount of information retrieved from…

Fuzzy sets in aircraft system efficiency evaluation

Norbert Grzesik

In the era of common digitalization and far reaching progress in the field of cybernetics, it is necessary to use the knowledge and experience in military cybernetics…

Turbulent jet in crossflow analysis with LES approach

Mojtaba Tahani, Mohammad Hojaji, Seyed Vahid Mahmoodi Jezeh

This study aims to investigate effects of sonic jet injection into supersonic cross-flow (JISC) numerically in different dynamic pressure ratio values and free stream Mach numbers.

Immunity-based aircraft actuator failure evaluation

Mario Perhinschi, Dia Al Azzawi, Hever Moncayo, Andres Perez, Adil Togayev

This paper aims to present the development of prediction models for aircraft actuator failure impact on flight envelope within the artificial immune system (AIS) paradigm.

Glider fuselage-wing junction optimization using CFD and RBF mesh morphing

Marco Evangelos Biancolini, Emiliano Costa, Ubaldo Cella, Corrado Groth, Gregor Veble, Matej Andrejašič

The present paper aims to address the description of a numerical optimization procedure, based on mesh morphing, and its application for the improvement of the aerodynamic…

Lift offset: an analytical insight

Omri Rand, Vladimir Khromov

This paper aims to present an analytical insight into the effect known as lift offset. This effect may be of advantage in terms of power consumption when configurations that…

Linear-quadratic regulator controller design for quadrotor based on pigeon-inspired optimization

Yongbin Sun, Ning Xian, Haibin Duan

The purpose of this paper is to propose a new algorithm for linear-quadratic regulator (LQR) controller of a quadrotor with fast and stable performance, which is based on…

MALE UAV and its systems as basis of future definitions

Sergio Chiesa, Marco Fioriti, Roberta Fusaro

The purpose of this paper is to present a definition of modern configuration for a medium-altitude long-endurance unmanned aerial vehicle (MALE UAV) and its on-board systems to…

Take-off characteristics and longitudinal controllability of FanWing

Lin Meng, Yongqiang Ye

This paper aims to study the short take-off characteristics and longitudinal controllability of FanWing. As a new structural plane, it has achieved great success at the air shows…

Precision navigation system design for Moon penetrator

Xiaogang Wang, Wutao Qin, Yuliang Bai, Naigang Cui

Penetrator plays an important role in the exploration of Moon and Mars. The navigation method is a key technology during the development of penetrator. To meet the high accuracy…

Tuning of controller for an aircraft flight control system based on particle swarm optimization

Emre Kiyak

This study aims to present a method for the conceptual design and simulation of an aircraft flight control system.

Hovering stability of a model helicopter

Ilker Murat Koc, Semuel Franko, Can Ozsoy

The purpose of this paper is to investigate the stability of a small scale six-degree-of-freedom nonlinear helicopter model at translator velocities and angular displacements…

Simultaneous small UAV and autopilot system design

Turgul Oktay, Mehmet Konar, Murat Onay, Murat Aydin, Mohamed Abdallah Mohamed

The purpose of this paper is to increase flight performance of small unmanned aerial vehicle (UAV) using simultaneous UAV and autopilot system design.

Simulating evaluation of new space deployable antenna

Fei Zheng, Jie He, Pan Zhang

The purpose of this paper is to build a new deployable antenna with folded scissors ribs and to evaluate the reasonable characteristics of this new structure.

Helicopter stabilizer optimization considering rotor downwash in forward-flight

Mauro Minervino, Pier Luigi Vitagliano, Domenico Quagliarella

The paper aims to reduce the aerodynamic drag of a rotorcraft stabilizer in forward flight by taking into account downwash effects from the main rotor wake (power-on conditions).

Unlimited and protected memory for flight data recorders

Yair Wiseman

The purpose of this paper is to study extensive enlargement and safety of flight data recorder memory.

Rotor aeromechanics study using two different blade property data sets

Jae-Sang Park, Young Jung Kee

This paper aims to compare the comprehensive rotorcraft analyses using the two different blade section property data sets for the blade natural frequencies, airloads, elastic…