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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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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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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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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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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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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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Chaiyan Jettanasen, Panapong Songsukthawan and Atthapol Ngaopitakkul
This study examined the electromechanical characteristics of piezoelectric materials, which constitute a compact renewable energy source; these materials can convert mechanical energy (such as pressure or a cumulative impact) in the form of mechanical st...
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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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Zhexiang Zou, Chun Li, Baoshan Huang, Guoji Shen, Fengshou Gu and Andrew D. Ball
Belt transmission is one of the most common forms of transmission on CNC lathes. To assess the impact of belt performance on monitoring machining conditions using motor current signal analysis, we developed a dynamic model for belt-driven electromechanic...
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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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