STOCHASTIC DISCRETE MODEL OF TWO-STAGE ISOLATION SYSTEM WITH RIGID LIMITERS

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摘要 Thepossibleintermittentimpactsofatwo-stageisolationsystemwithrigidlimitershavebeeninvestigated.TheisolationsystemisunderperiodicexternalexcitationdisturbedbysmallstationaryGaussianwhitenoiseaftershock.ThemaximalimpactPoincaremapisproposedbasedonthemulti-bodydynamicswithunilateralconstrains.Thenintheperiodaftershock,thezeroorderapproximatestochasticdiscretemodelandthefirstorderapproximatestochasticmodelaredeveloped.TherealisolationsystemofanMTUdieselengineisusedtoevaluatetheestablishedmodel.Aftercalculatingofthenumericalexample,theeffectsofnoiseexcitationontheisolationsystemarediscussed.Theresultsshowthatthepropertyofthesystemiscomplicatedduetointermittentimpact.Thedifferencebetweenzeroordermodelandthefirstordermodelmaybegreat.Theeffectofsmallnoiseisobvious.Theresultsmaybeexpectedusefultothenavaldesigners.更多还原
机构地区 不详
出版日期 2006年09月19日(中国期刊网平台首次上网日期,不代表论文的发表时间)