Robot-Crawler: Statically Balanced Gaits

This paper presents a new statically balanced walking technique for a robot-crawler. The gait design and the control of the robot crawler aim to achieve stability while walking. This statically balanced gait has to be designed in a different fashion to a wheeled robot, as there are discrete changes...

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Main Authors: S. Parasuraman, F. J. Hang, M. K. A. Ahamed Khan
Format: Article
Language:English
Published: SAGE Publishing 2012-12-01
Series:International Journal of Advanced Robotic Systems
Online Access:https://doi.org/10.5772/53623
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author S. Parasuraman
F. J. Hang
M. K. A. Ahamed Khan
author_facet S. Parasuraman
F. J. Hang
M. K. A. Ahamed Khan
author_sort S. Parasuraman
collection DOAJ
description This paper presents a new statically balanced walking technique for a robot-crawler. The gait design and the control of the robot crawler aim to achieve stability while walking. This statically balanced gait has to be designed in a different fashion to a wheeled robot, as there are discrete changes in the support of the robot when its legs are lifted or placed on the ground. The stability of the robot depends on how the legs are positioned relative to the body and also on the sequence and timing with which the legs are lifted and placed. In order to reduce the risk of stability loss while walking, a measure for the robot stability (so-called stability margin) is typically used in the gait and motion planning. In this paper different biological behaviours of four-legged animals are studied and mapped on a quad-legrobot-crawler. Experiments were carried out on the forward walking gaits of lizards and horses. Based on these results, the stability margins of different gaits are discussed and compared.
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spelling doaj.art-1d454f5f51214c839dc85a6a1e5bfbac2022-12-22T01:21:21ZengSAGE PublishingInternational Journal of Advanced Robotic Systems1729-88142012-12-01910.5772/5362310.5772_53623Robot-Crawler: Statically Balanced GaitsS. Parasuraman0F. J. Hang1M. K. A. Ahamed Khan2 School of Engineering, Monash University Sunway Campus, Jalan Lagoon Selatan, Bandar Sunway, Malaysia School of Engineering, Monash University Sunway Campus, Jalan Lagoon Selatan, Bandar Sunway, Malaysia University Selangor, Faculty of Engineering, MalaysiaThis paper presents a new statically balanced walking technique for a robot-crawler. The gait design and the control of the robot crawler aim to achieve stability while walking. This statically balanced gait has to be designed in a different fashion to a wheeled robot, as there are discrete changes in the support of the robot when its legs are lifted or placed on the ground. The stability of the robot depends on how the legs are positioned relative to the body and also on the sequence and timing with which the legs are lifted and placed. In order to reduce the risk of stability loss while walking, a measure for the robot stability (so-called stability margin) is typically used in the gait and motion planning. In this paper different biological behaviours of four-legged animals are studied and mapped on a quad-legrobot-crawler. Experiments were carried out on the forward walking gaits of lizards and horses. Based on these results, the stability margins of different gaits are discussed and compared.https://doi.org/10.5772/53623
spellingShingle S. Parasuraman
F. J. Hang
M. K. A. Ahamed Khan
Robot-Crawler: Statically Balanced Gaits
International Journal of Advanced Robotic Systems
title Robot-Crawler: Statically Balanced Gaits
title_full Robot-Crawler: Statically Balanced Gaits
title_fullStr Robot-Crawler: Statically Balanced Gaits
title_full_unstemmed Robot-Crawler: Statically Balanced Gaits
title_short Robot-Crawler: Statically Balanced Gaits
title_sort robot crawler statically balanced gaits
url https://doi.org/10.5772/53623
work_keys_str_mv AT sparasuraman robotcrawlerstaticallybalancedgaits
AT fjhang robotcrawlerstaticallybalancedgaits
AT mkaahamedkhan robotcrawlerstaticallybalancedgaits