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Fawaz Yahya Annaz and Malaka Miyuranga Kaluarachchi
The power to move aircraft control surfaces has advanced from being manually generated (by the pilot and transmitted via rods and links) to electrically transmitted (via wires) to operate control surface actuators. Various hydraulic, electromagnetic, and...
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Kai Cao, Renyuan Xie, Jianmin Zhou, Xiaowei Zhang, Jingji Wang and Shuang Li
To address the challenge of optimizing the placement of actuators on an asymmetric spacecraft continuum system, this paper develops a rigid?flexible electromechanical coupling dynamic model that integrates the interactions among rigidity, flexibility, an...
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Ji Liang, Hongguang Jia, Mao-Sheng Chen, Ling-Bo Kong, Huiying Hu and Lihong Guo
In this study, a dynamic model of a solar array drive system that includes a pair of flexible solar arrays with a central rigid shaft and a permanent-magnet synchronous motor (PMSM) was developed, and a disturbance compensation sliding mode control (DCSM...
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Antonio Carlo Bertolino, Andrea De Martin, Giovanni Jacazio and Massimo Sorli
The evolution toward ?more electric? aircraft has seen a decisive push in the last decade due to growing environmental concerns and the development of new market segments (flying taxis). Such a push has involved both the propulsion components and the air...
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Raj Prasanna, Chanthujan Chandrakumar, Rasika Nandana, Caroline Holden, Amal Punchihewa, Julia S. Becker, Seokho Jeong, Nandika Liyanage, Danuka Ravishan, Rangana Sampath and Marion Lara Tan
This paper presents findings from ongoing research that explores the ability to use Micro-Electromechanical Systems (MEMS)-based technologies and various digital communication protocols for earthquake early warning (EEW). The paper proposes a step-by-ste...
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Chuang Wu, Anjiang Cai, Xing Gao and Chongjing Cao
In recent years, with the rapid development of soft robots, dielectric elastomer actuators (DEAs) as a novel type of soft actuators have been widely studied. However, DEAs often suffer from low instantaneous output force/power, especially in high payload...
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Gaetano Quattrocchi, Pier C. Berri, Matteo D. L. Dalla Vedova and Paolo Maggiore
Adoption of electromechanical actuation systems in aerospace is increasing, and so reliable diagnostic and prognostics schemes are required to ensure safe operations, especially in key, safety-critical systems such as primary flight controls. Furthermore...
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Jingcheng Fu, Albert S. J. van Heerden, David Judt and Craig Lawson
The use of electromechanical actuators (EMAs) for aeronautical applications promises substantial benefits regarding efficiency and operability. To advance the design of power electronics and secondary power supply, there is a need for the ability to swif...
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Marthoz Angulo-Calderón, Iván Salgado-Tránsito, Iván Trejo-Zúñiga, Carlos Paredes-Orta, Sajjad Kesthkar and Arturo Díaz-Ponce
In recent decades, advances in the development of solar tracking systems (STSs) have led to concentrating solar technologies to increase their energy conversion efficiency. These systems, however, still have areas of opportunity or improving their perfor...
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Jeremy Roussel, Marc Budinger and Laurent Ruet
Helicopter dronization is expanding, for example, the VSR700 project. This leads to the integration of electromechanical actuators (EMAs) into the primary flight control system (PFCS). The PFCS is in charge of controlling the helicopter flight over its f...
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