Bifurcation of Contact Between Rotor and Stator

The paper discusses Bifurcation Diagrams of rotor stator contact problems and the transition from synchronous whirl towards different asynchronous movement patterns. Bifurcation Diagrams based on Poincaré Maps are presented for the model consisting of a JEFFCOTT rotor and a flexible mounted rigid st...

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Main Authors: Markert Richard, Alber Oliver
Format: Article
Language:English
Published: EDP Sciences 2012-07-01
Series:MATEC Web of Conferences
Online Access:http://dx.doi.org/10.1051/matecconf/20120108001
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author Markert Richard
Alber Oliver
author_facet Markert Richard
Alber Oliver
author_sort Markert Richard
collection DOAJ
description The paper discusses Bifurcation Diagrams of rotor stator contact problems and the transition from synchronous whirl towards different asynchronous movement patterns. Bifurcation Diagrams based on Poincaré Maps are presented for the model consisting of a JEFFCOTT rotor and a flexible mounted rigid stator ring. The analysis methods are applied systematically with respect to various motion patterns that have been observed for rotor stator contact in the past. The type of motion is identified using the analysis methods. Also the influence of different parameters on the changes of motion patterns and the transitions that result are described. The unique identification of all motion patterns for rotor stator interaction based on Bifurcation Diagrams is focus of the paper. Further insight on the conditions that lead to the change of motion patterns is given.
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spelling doaj.art-ab96516650ac4e2ab3ebd7e270d059392022-12-21T20:17:12ZengEDP SciencesMATEC Web of Conferences2261-236X2012-07-0110800110.1051/matecconf/20120108001Bifurcation of Contact Between Rotor and StatorMarkert RichardAlber OliverThe paper discusses Bifurcation Diagrams of rotor stator contact problems and the transition from synchronous whirl towards different asynchronous movement patterns. Bifurcation Diagrams based on Poincaré Maps are presented for the model consisting of a JEFFCOTT rotor and a flexible mounted rigid stator ring. The analysis methods are applied systematically with respect to various motion patterns that have been observed for rotor stator contact in the past. The type of motion is identified using the analysis methods. Also the influence of different parameters on the changes of motion patterns and the transitions that result are described. The unique identification of all motion patterns for rotor stator interaction based on Bifurcation Diagrams is focus of the paper. Further insight on the conditions that lead to the change of motion patterns is given.http://dx.doi.org/10.1051/matecconf/20120108001
spellingShingle Markert Richard
Alber Oliver
Bifurcation of Contact Between Rotor and Stator
MATEC Web of Conferences
title Bifurcation of Contact Between Rotor and Stator
title_full Bifurcation of Contact Between Rotor and Stator
title_fullStr Bifurcation of Contact Between Rotor and Stator
title_full_unstemmed Bifurcation of Contact Between Rotor and Stator
title_short Bifurcation of Contact Between Rotor and Stator
title_sort bifurcation of contact between rotor and stator
url http://dx.doi.org/10.1051/matecconf/20120108001
work_keys_str_mv AT markertrichard bifurcationofcontactbetweenrotorandstator
AT alberoliver bifurcationofcontactbetweenrotorandstator