A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees

A novel powered ankle–foot prosthesis (RoMicP™) is designed for heavy amputees. A novel elastic actuator, namely, a unidirectional parallel elastic actuator with series elastic element (SE+UPEA), is implemented by the employment of a harmonic reducer and a two-level cable-drive system and the applic...

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Main Authors: Liu, Jingjing, Abu Osman, Noor Azuan, Al Kouzbary, Mouaz, Al Kouzbary, Hamza, Abd Razak, Nasrul Anuar, Shasmin, Hanie Nadia, Arifin, Nooranida
Format: Conference or Workshop Item
Published: Springer Science and Business Media Deutschland GmbH 2022
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Online Access:http://eprints.um.edu.my/43477/
https://www.scopus.com/inward/record.uri?eid=2-s2.0-85129248399&doi=10.1007%2f978-3-030-90724-2_28&partnerID=40&md5=700a46d5949cc6965422b5b03482ce24
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spelling my.um.eprints.434772025-02-12T03:28:53Z http://eprints.um.edu.my/43477/ A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees Liu, Jingjing Abu Osman, Noor Azuan Al Kouzbary, Mouaz Al Kouzbary, Hamza Abd Razak, Nasrul Anuar Shasmin, Hanie Nadia Arifin, Nooranida R Medicine TA Engineering (General). Civil engineering (General) A novel powered ankle–foot prosthesis (RoMicP™) is designed for heavy amputees. A novel elastic actuator, namely, a unidirectional parallel elastic actuator with series elastic element (SE+UPEA), is implemented by the employment of a harmonic reducer and a two-level cable-drive system and the application of planar torsional springs. The results of mechanical design declare that the designed structure can achieve outstanding performance on both the height of installation position and the motion range of the ankle joint. The mass of all mechanical components can meet the requirements of design. A double-loop impedance control system is developed with two constant parameters and two time-varying parameters. With optimal parameters of parallel and series springs and tuned parameters of the control system, RoMicP™ is verified by simulation under different loads. The simulation results show that the performance is remarkable in tracking the ankle position reference with small errors during walking on level ground, where the torque load on the ankle is equivalent to that of an amputee whose weight is 100 kg. © 2022, Springer Nature Switzerland AG. Springer Science and Business Media Deutschland GmbH 2022 Conference or Workshop Item PeerReviewed Liu, Jingjing and Abu Osman, Noor Azuan and Al Kouzbary, Mouaz and Al Kouzbary, Hamza and Abd Razak, Nasrul Anuar and Shasmin, Hanie Nadia and Arifin, Nooranida (2022) A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees. In: 6th Kuala Lumpur International Conference on Biomedical Engineering, BioMed 2021, 28-29 July 2021, Virtual, Online. https://www.scopus.com/inward/record.uri?eid=2-s2.0-85129248399&doi=10.1007%2f978-3-030-90724-2_28&partnerID=40&md5=700a46d5949cc6965422b5b03482ce24
institution Universiti Malaya
building UM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaya
content_source UM Research Repository
url_provider http://eprints.um.edu.my/
topic R Medicine
TA Engineering (General). Civil engineering (General)
spellingShingle R Medicine
TA Engineering (General). Civil engineering (General)
Liu, Jingjing
Abu Osman, Noor Azuan
Al Kouzbary, Mouaz
Al Kouzbary, Hamza
Abd Razak, Nasrul Anuar
Shasmin, Hanie Nadia
Arifin, Nooranida
A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees
description A novel powered ankle–foot prosthesis (RoMicP™) is designed for heavy amputees. A novel elastic actuator, namely, a unidirectional parallel elastic actuator with series elastic element (SE+UPEA), is implemented by the employment of a harmonic reducer and a two-level cable-drive system and the application of planar torsional springs. The results of mechanical design declare that the designed structure can achieve outstanding performance on both the height of installation position and the motion range of the ankle joint. The mass of all mechanical components can meet the requirements of design. A double-loop impedance control system is developed with two constant parameters and two time-varying parameters. With optimal parameters of parallel and series springs and tuned parameters of the control system, RoMicP™ is verified by simulation under different loads. The simulation results show that the performance is remarkable in tracking the ankle position reference with small errors during walking on level ground, where the torque load on the ankle is equivalent to that of an amputee whose weight is 100 kg. © 2022, Springer Nature Switzerland AG.
format Conference or Workshop Item
author Liu, Jingjing
Abu Osman, Noor Azuan
Al Kouzbary, Mouaz
Al Kouzbary, Hamza
Abd Razak, Nasrul Anuar
Shasmin, Hanie Nadia
Arifin, Nooranida
author_facet Liu, Jingjing
Abu Osman, Noor Azuan
Al Kouzbary, Mouaz
Al Kouzbary, Hamza
Abd Razak, Nasrul Anuar
Shasmin, Hanie Nadia
Arifin, Nooranida
author_sort Liu, Jingjing
title A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees
title_short A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees
title_full A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees
title_fullStr A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees
title_full_unstemmed A conceptual design and control of a novel powered ankle–foot prosthesis (RoMicP™) for heavy amputees
title_sort conceptual design and control of a novel powered ankle–foot prosthesis (romicp™) for heavy amputees
publisher Springer Science and Business Media Deutschland GmbH
publishDate 2022
url http://eprints.um.edu.my/43477/
https://www.scopus.com/inward/record.uri?eid=2-s2.0-85129248399&doi=10.1007%2f978-3-030-90724-2_28&partnerID=40&md5=700a46d5949cc6965422b5b03482ce24
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score 13.239859