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Please use this identifier to cite or link to this item: http://hdl.handle.net/2074/884

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contributor.authorTiwari, M-
contributor.authorGupta, K-
contributor.authorPrakash, O-
date.accessioned2005-10-18T05:07:06Z-
date.available2005-10-18T05:07:06Z-
date.issued2000-
identifier.citationJournal of Sound and vibration, 238(5), 757-779en
identifier.urihttp://eprint.iitd.ac.in/dspace/handle/2074/884-
description.abstractThe non-linear dynamic analysis of a horizontal rigid rotor having unbalance and supported on ball bearings has been done. The non-linearity is both due to Hertzian contact and the radial internal clearance. The system is excited by the varying compliance frequency and the rotational frequency. For finding out the fixed point and stability of the system the concept of higher order Poincare map and interpolation technique has been applied. The results show the appearance of instability and chaos in the dynamic response as the speed of the rotor-bearing system is changed. Period doubling and mechanism of intermittency have been observed as the routes to chaos. The experimental investigations for a horizontal rotor-bearing system have shown the effect of varying compliance and increase in non-linearity due to radial internal clearance of the ball bearing. The orbit plots, cascade plots and frequency plots bring out the effect of radial internal clearance on the rotor response.en
format.extent1077437 bytes-
format.mimetypeapplication/pdf-
language.isoenen
subjectdynamicen
subjectrotoren
subjectsupported on ball bearingsen
subjectdynamic responseen
subjectrotor-bearingen
subjectball bearingen
subjectrotor responseen
titleDynamic response of an unbalanced rotor supported on ball bearingsen
typeArticleen
Appears in Collections:Mechanical Engineering

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