Aircraft Engineering and Aerospace Technology: Volume 86 Issue 2

Reducing shear-lag in thin-walled composite I-beam wing spars

Goran Visnjic, Dejan Nožak, Franc Kosel, Tadej Kosel

The purpose of this paper was to investigate and evaluate the influence of geometrical and structural design changes in order to reduce shear-lag and increase specific strength…

Wind-tunnel study of a S-shaped air-intake performance

Ghasem Behfarshad, Saeed Mahlou

The main purpose of this research is to investigate distortion and duct total pressure loss at the duct exit (engine face) of a special S-shaped air intake at different simulated…

Flow pattern improvement in nozzle-rotor axial gap in impulse turbine

Reza Aghaei tog, Abolghasem Mesgarpoor Tousi

This paper is concerned with improving the flow pattern in the nozzle-rotor axial gap in impulse turbines using a genetic algorithm (GA) and 3D numerical analysis. The paper aims…

Practical solution to attitude control within wide envelope

Mingwei Sun, Zenghui Wang, Zengqiang Chen

– This paper aims to present a fast, economical and practical attitude control design approach for flight vehicles operating within wide envelopes.

Bird strike risk evaluation at airports

Huansheng Ning, Weishi Chen

– Bird strike risk (BSR) evaluation is a significant part of the avian radar system worldwide installed and operated at airports. The paper aims to discuss these issues.

Biological edge detection for UCAV via improved artificial bee colony and visual attention

Yimin Deng, Haibin Duan

The purpose of this paper is to propose a biological edge detection approach for aircraft such as unmanned combat air vehicle (UCAV), with the objective of making the UCAV…

Assessment and optimization of an airplane

Ramesh Agarwal, Zheming Zhang

The ratio of the energy transformed to the revenue work done (ETRW) during a flight of an airplane can be employed as a key indicator to assess its environmental impact. It…

Vibration reduction of flexible solar array during orbital maneuver

Shuai Na, Guo-an Tang, Li-fen Chen

Orbital maneuver of the spacecraft can cause large-amplitude vibration of its flexible solar array, which leads to large dynamic stress and a risk of structural failure and…