Experimental Motion Analysis of Radially Rotating Beams Using High-Speed Camera and Motion Analyzer

Although strain gauges can be attached to a system for vibration analysis, wires connected to the strain gauges may disturb the system and affect the accuracy of the strain measurement. As an alternative, this work presents the use of a high-speed camera combined with a motion analyzer to study the...

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Main Authors: K.H. Low, Michael W.S. Lau, K.K. Low
Format: Article
Language:English
Published: Wiley 1996-01-01
Series:Shock and Vibration
Online Access:http://dx.doi.org/10.3233/SAV-1996-3408
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author K.H. Low
Michael W.S. Lau
K.K. Low
author_facet K.H. Low
Michael W.S. Lau
K.K. Low
author_sort K.H. Low
collection DOAJ
description Although strain gauges can be attached to a system for vibration analysis, wires connected to the strain gauges may disturb the system and affect the accuracy of the strain measurement. As an alternative, this work presents the use of a high-speed camera combined with a motion analyzer to study the motion of rotating flexible beams. One end of the beam is rigidly connected to a motor, while the other end is free. White stickers placed on selected points on a given beam are the reference points in a digitization process. The modes of the vibrating beams can be filmed and analyzed. The vibration parameters, such as deflection and frequency, can be obtained by using a film motion analyzer. The results show that the beam does not behave in a clamped-free or a pinned-free fashion, but instead occurs at an intermediate boundary between these two classical conditions.
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series Shock and Vibration
spelling doaj-art-5ee5de9788394a6d80ba3855008573922025-02-03T05:53:19ZengWileyShock and Vibration1070-96221875-92031996-01-013429330110.3233/SAV-1996-3408Experimental Motion Analysis of Radially Rotating Beams Using High-Speed Camera and Motion AnalyzerK.H. Low0Michael W.S. Lau1K.K. Low2School of Mechanical and Production Engineering, Nanyang Technological University, Nanyang Avenue, 639798, SingaporeSchool of Mechanical and Production Engineering, Nanyang Technological University, Nanyang Avenue, 639798, SingaporeInternational Video Products, Pte Ltd, 190 Yishun Avenue 7, 768925, SingaporeAlthough strain gauges can be attached to a system for vibration analysis, wires connected to the strain gauges may disturb the system and affect the accuracy of the strain measurement. As an alternative, this work presents the use of a high-speed camera combined with a motion analyzer to study the motion of rotating flexible beams. One end of the beam is rigidly connected to a motor, while the other end is free. White stickers placed on selected points on a given beam are the reference points in a digitization process. The modes of the vibrating beams can be filmed and analyzed. The vibration parameters, such as deflection and frequency, can be obtained by using a film motion analyzer. The results show that the beam does not behave in a clamped-free or a pinned-free fashion, but instead occurs at an intermediate boundary between these two classical conditions.http://dx.doi.org/10.3233/SAV-1996-3408
spellingShingle K.H. Low
Michael W.S. Lau
K.K. Low
Experimental Motion Analysis of Radially Rotating Beams Using High-Speed Camera and Motion Analyzer
Shock and Vibration
title Experimental Motion Analysis of Radially Rotating Beams Using High-Speed Camera and Motion Analyzer
title_full Experimental Motion Analysis of Radially Rotating Beams Using High-Speed Camera and Motion Analyzer
title_fullStr Experimental Motion Analysis of Radially Rotating Beams Using High-Speed Camera and Motion Analyzer
title_full_unstemmed Experimental Motion Analysis of Radially Rotating Beams Using High-Speed Camera and Motion Analyzer
title_short Experimental Motion Analysis of Radially Rotating Beams Using High-Speed Camera and Motion Analyzer
title_sort experimental motion analysis of radially rotating beams using high speed camera and motion analyzer
url http://dx.doi.org/10.3233/SAV-1996-3408
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