www.bewet.fora.pl

loczytzn

Limited number of measuring points based on the structural damage diagnosis information

Positioning unit rate of change of modal strain energy method. Vibration Engineering. 1998; 11 (3) :356-36O5 Shizhi Yu . Luoshao Xiang ,[link widoczny dla zalogowanych], ZHANG Ling Mi . Modal strain energy method by the diagnosis of structural damage in the experimental study . Southeast University , 1999; 29 (2): l3 ,[link widoczny dla zalogowanych],1-1386 Shizhi Yu . Yi Lu orders . Diagnosis based on modal strain energy method for the structure damaged correction . Southeast University . 2000; 30 (3) :84-877MessinaA. WilliamsEJ. ContursiT. Structuraldam-agedetectionbyasensitivityandstatistical-basedmethod. JournalofSoundandVibration,[link widoczny dla zalogowanych], 1998; 216 (5): 79l a 8088FedorovVV. TheoryofOptimalExperiments. NewYork: Academic, translatedandeditedbyStuddenWJandKlimkoEM,[link widoczny dla zalogowanych], l972: 289ShiZY. LawSS. ZhangIM. Damagelocalizationbydirectlyusingincompletemodeshapes. JournalofEngi-neeringMechanicsASCE. 2000:126 (6) :656 - 660StructuralDamageDetectionfromLimitedSensorInformationShiZhiyM (CollegeofAerospaceEngineering. NanjingUniversityofAeronauticsandAstronauticsNanjing.210016) AbstractTheincompletenessofexperimentalmodeshapeisthemainobstaclewhichhindersthedevelopmentofstructuraldamagedetection. InordertOsolvethisproblem, amethodofoptimizingsensorplacementanddetectingthedamageinthestructureispresentedinthispaper. ThesensorplacementsareoptimizedaccordingtOtheirabilityofcollectingstructuraldamageinformationbasedontheeigenvectorsensitivitymethod. Onlylimitednumberofdegrees-of-freedomofthestructuralincludingplentifuldamageinformationisinstrumented. Incompletemodesyieldedfromtheseoptimumsensorlocationsaredi-rectlyusedtOlocatethestructuraldamage. Numericalexampleshowsthatthisapproachiseffectiveandrobustfordetectingstructuraldamageusinglimitedsensorinformation. Keywords: vibration; modalanalysis; parameteridentification; damagedetection the first of the men Shizhi Yu , Ph.D.,[link widoczny dla zalogowanych], associate professor of Health in December 1967 . Phone : (025) 4892104; E-mail: zyshi @ nuaa. edu. cn

相关的主题文章：

[link widoczny dla zalogowanych]

Abercrombie Deutschland Printing press manufacturi

[link widoczny dla zalogowanych]