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Francesco Toffol and Sergio Ricci
This paper presents the design of an innovative wingtip device actively actuated to control the aeroelastic loads, with a focus on the gust load alleviation. It summarizes the work carried out in the Clean Sky 2 AIRGREEN2 project, where the device was de...
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Shuai Hao, Tielin Ma, Yi Wang, Huadong Li, Shiwei Zhao and Puxue Tan
SensorCraft is an intelligence, surveillance, and reconnaissance (ISR) system that integrates unmanned flight platforms and airborne antenna arrays. Under gust loads, the high?aspect?ratio, light?wing structure of SensorCraft has considerable bending and...
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Jafar S. Pilakkadan, Rafic M. Ajaj, Zawar Haider and Mohammadreza Amoozgar
This paper studies the aeroelastic behavior of a rectangular, cantilever wing equipped with the spanwise morphing trailing edge (SMTE) concept. The SMTE consists of multiple trailing edge flaps that allow controlling the spanwise camber distribution of a...
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Liqi Zhang and Yonghui Zhao
Based on measured gust information, a multi-input multi-output (MIMO) adaptive feed-forward control scheme for gust load alleviation (GLA) on a semi-span flying-wing aircraft using multiple control surfaces is proposed. In order to remedy weight drift an...
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Yonghong Li and Ning Qin
Gust load control, aircraft weight reduction, aircraft drag reduction.
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Vega Handojo, Jan Himisch, Kjell Bramsiepe, Wolf Reiner Krüger and Lorenz Tichy
In recent years, load alleviation technologies have been more widely used in transport aircraft. For aircraft already in service, load alleviation can contribute in extending the fatigue life, or enable small configurational changes. If load alleviation ...
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Yitao Zhou, Zhigang Wu and Chao Yang
Gust alleviation is of great significance for improving aircraft ride quality and reducing gust load. Using aircraft response (feedback control) and gust disturbance information (feedforward control) to improve the gust alleviation effect is worthy of at...
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Daniel Ossmann and Manuel Pusch
Active control techniques are a key factor in today?s aircraft developments to reduce structural loads and thereby enable highly efficient aircraft designs. Likewise, increasing the autonomy of aircraft systems aims to maintain the highest degree of oper...
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Shijun Guo, Jaime Espinosa De Los Monteros and Ying Liu
This paper presents an investigation into the gust response and wing structure load alleviation of a 200-seater aircraft by employing a passive twist wingtip (PTWT). The research was divided into three stages. The first stage was the design and analysis ...
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