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contributor authorM. L. Adams
contributor authorS. Payandeh
date accessioned2017-05-08T23:16:34Z
date available2017-05-08T23:16:34Z
date copyrightJuly, 1983
date issued1983
identifier issn0742-4787
identifier otherJOTRE9-28660#377_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/97718
description abstractA time-transient nonlinear dynamic analysis is presented to study the motion of statically unloaded journal-bearing tilting pads. The major finding is that unloaded pads can exhibit a strong sub-synchronous self-excited vibration. The frequency of this periodic motion is somewhat below half the rotational speed and bears a close relationship to self-excited oil-whip vibration of rotors on lightly loaded non-tilting pad journal bearings. The identification of this type of self-excited pad vibration has practical significance to the solution of problems in applications involving damage to unloaded pads. A comprehensive parametric study is presented and shows which tilting-pad journal bearing parameters are significant to self-excited pad vibration and its elimination.
publisherThe American Society of Mechanical Engineers (ASME)
titleSelf-Excited Vibration of Statically Unloaded Pads in Tilting-Pad Journal Bearings
typeJournal Paper
journal volume105
journal issue3
journal titleJournal of Tribology
identifier doi10.1115/1.3254616
journal fristpage377
journal lastpage383
identifier eissn1528-8897
keywordsVibration
keywordsJournal bearings
keywordsMotion
keywordsDynamic analysis AND Rotors
treeJournal of Tribology:;1983:;volume( 105 ):;issue: 003
contenttypeFulltext


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