Results 31 to 40 of about 692 (185)

Design and Optimization of an Aeroservoelastic Wind Tunnel Model

Fluids, 2020
Through the combination of passive and active load alleviation techniques, this paper presents the design, optimization, manufacturing, and update of a flexible composite wind tunnel model.
Johannes K. S. Dillinger, Yasser M. Meddaikar, Jannis Lübker, Manuel Pusch, Thiemo Kier   +4 more
doaj   +1 more source

Integrated aeroelastic and control analysis of wind turbine blades equipped with microtabs [PDF]

, 2015
This paper presents the results of an investigation into the performance of different controllers in active load control of wind turbine blades equipped with microtabs.
Macquart, Terence, Maheri, Alireza
core   +1 more source

Robust Gust Load Alleviation of Flexible Aircraft Equipped with Lidar

Journal of Guidance, Control, and Dynamics, 2022
This work concerns the problem of gust load alleviation of a flexible aircraft by focusing on Airbus’s XRF1 aircraft concept, with a fully actuated wing.
Fournier, Hugo, Massioni, Paolo, Pham, Minh Tu, Bako, Laurent, Vernay, Robin, Colombo, Michele   +5 more
openaire   +3 more sources

Designing and Maturating Doppler Lidar Sensors for Gust Load Alleviation: Progress Made Since AWIATOR [PDF]

, 2020
This paper gives an overview of the work performed by DLR on lidar-based gust load alleviation during the CleanSky and CleanSky 2 programmes. This work is put in relation with the work that was performed in the AWIATOR project, which is still the most ...
Deiler, Christoph, Vrancken, Patrick, Linsmayer, Philippe, Wallace, Christian, Fezans, Nicolas   +4 more
core   +1 more source

Fault Tolerant Control of an Experimental Flexible Wing

Aerospace, 2019
Active control techniques are a key factor in today’s aircraft developments to reduce structural loads and thereby enable highly efficient aircraft designs.
Daniel Ossmann, Manuel Pusch
doaj   +1 more source

Adaptive feedforward control design for gust loads alleviation and LCO suppression

, 2014
An adaptive feedforward controller is designed for gust loads alleviation and limit cycle oscillations suppression. Two sets of basis functions, based on the finite impulse response and modified finite impulse response approaches, are investigated to ...
Wang, Yongzhi, Li, F., Li, E., Ghandchi-Therani, M., Da Ronch, A., Wang, Y., Ghandchi-Tehrani, Maryam   +6 more
core   +1 more source

Integrated optimization of control surface layout for gust load alleviation [PDF]

CEAS Aeronautical Journal, 2019
Considering active gust load alleviation (GLA) during aircraft design offers great potential for structural weight savings. The effectiveness of a GLA control system strongly depends on the layout of available control surfaces, which is investigated in this article.
Pusch, Manuel, Knoblach, Andreas, Kier, Thiemo   +2 more
openaire   +2 more sources

Model-based Aeroservoelastic Design and Load Alleviation of Large Wind Turbine Blades [PDF]

, 2014
31.03.14 KB. Update of paper - re-submitted to spiral.
Kerrigan, Eric C., Bing Feng Ng, Palacios, Rafael, Hesse, H, Eric C. Kerrigan, Ng, BF, Palacios, R, Kerrigan, EC, J.M.R. Graham, Graham, J. Michael R., Hesse, Henrik, Rafael Palacios, Henrik Hesse, Ng, Bing Feng, Graham, JMR   +14 more
core   +1 more source

Lidar-based Gust Load Alleviation - Results Obtained on a Generic Long Range Aircraft Configuration [PDF]

, 2023
In this paper a lidar-based preview gust load alleviation controller is synthesised via modern robust control methods in discrete time and optimised for an industrial long-range aircraft configuration. The synthesis and load analysis is performed using a
Wallace, Christian, Fezans, Nicolas
core   +1 more source

Gust loads alleviation of flying wing aircraft based on jet flow control

Kongqi donglixue xuebao
Due to the limitations of mechanical actuation systems, methods involving control surface deflections to address gust loads suffer from low maneuvering efficiency and limited control effectiveness. Considering the poor static stability characteristics of
Yang Mei, Zhiwei Shi, Weiyuan Zhang, Xueqi Liao, Pengyu Guo, Yuhang Xia   +5 more
doaj   +1 more source