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 Posted: Sun 3:38, 08 May 2011 Post subject: oakley solbriller Frequency response function base |
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Frequency response function based on test Identification of Joint Parameters
lmodelimprovementUS-ingfrequencyresponsefunctions. MechanicalSystemsandSignalProcessing, 1994,8 (4) :437-4587 Yuan Yaxiang , Sun Wenyu . Optimization theory and methods , Beijing : Science Press ,[link widoczny dla zalogowanych],1997:373-4O48LimTW. SubmatrixapproachtOstiffnessmatrixcor-rectionusingmodaltestdata. AIAAJournal,[link widoczny dla zalogowanych], 1990; 28 (6) :1123-113O9 Chang Yun true, Cao Fuxin . Elasticity and finite element method . Beijing : China Railway Press ,[link widoczny dla zalogowanych],1989:642-643IdentificationofJointParametersofStructuresUsingMeasuredFrequencyResponseFunctionsHanJunChenHuaihaiNiHongwei. BaoMing (InstituteofVibrationEngineeringResearch. NanjingUniversityofAeronautics & AstronauticsNanjing, 210016) (TheFirstScientificResearchInstituteEngineerCorps, GSHQ,[link widoczny dla zalogowanych], ChinesePLAWuxi, 214035) AbstractThefiniteelementmodelofthesemi-rigidconnectionbetweenmembersofframestructuresisestablishedinthispaper,[link widoczny dla zalogowanych], anditisappliedtOthemodelofjointparametersidentification. Amethodforidentifyingjointpropertiesofstructuresispresentedbycombiningtheexperimentallyobtainedincompletefrequencyresponsefunctions (FRFs) withthesubstructuremathematicalmodel, whichisnormallyafiniteelementidealizationexcludingundeterminedjointproperties. Ageneralmethodforseparatingvariablecoefficientmatrixisproposedusingthesubmatrixapproach. Intheprocess, thetrust - regionalgorithmisemployedtOsolvethenonlinearleastsquareproblem. Theaccuracyandfeasibilityoftheproposedmethodisde-monstratedbyanexample. Theresultindicatesthattheproposedmethodisrobustintheidentificationofthejointphysicalparameters · Keywords: joint; frequencyresponsefunctions; parametersidentification; trustregionalgorithm the first of the men and Jun Han , Ph.D. , in August 1966 students. Phone ; (025) 4893082; E-mail: hanjun2002 @ msn. com.
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