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Inftech."],"published-print":{"date-parts":[[2022,4]]},"abstract":"<jats:title>Zusammenfassung<\/jats:title><jats:p>Nach dem Stand der Technik ist es nicht m\u00f6glich, die Ger\u00e4uschcharakteristik eines elektrischen Antriebsstrangs mit zufriedenstellender Genauigkeit vorherzuberechnen. Eine Herausforderung stellt die strukturdynamische Beschreibung und insbesondere die D\u00e4mpfungsmodellierung dar. Ursache sind die verschiedenen zum Teil nicht linearen Mechanismen, welche zur D\u00e4mpfung beitragen. Unter anderem sind hier die Materiald\u00e4mpfung, Schallabstrahlung und F\u00fcgestellend\u00e4mpfung zu nennen. In dieser Arbeit werden f\u00fcr eine m\u00f6gliche EMKS geeignete modale D\u00e4mpfungen am Beispiel von Aluminiumk\u00f6rpern berechnet, indem die Beitr\u00e4ge durch Materiald\u00e4mpfung und Schallabstrahlung unabh\u00e4ngig betrachtet werden. Auf Herausforderungen der D\u00e4mpfungsmessung zur Validierung wird im Detail eingegangen. Der Fehler durch die Modellierung eines nicht proportionalen Systems durch proportionale D\u00e4mpfung wird anhand einer berechneten FRF abgesch\u00e4tzt. Die Methode ist f\u00fcr orthotrope Materialien anwendbar und kann prinzipiell auch F\u00fcgestellend\u00e4mpfung abdecken.<\/jats:p>","DOI":"10.1007\/s00502-022-01009-0","type":"journal-article","created":{"date-parts":[[2022,3,23]],"date-time":"2022-03-23T12:06:00Z","timestamp":1648037160000},"page":"195-203","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Die Messung und Berechnung modaler D\u00e4mpfungen als N\u00e4herungsbeschreibung realer Systeme","The measurement and calculation of modal damping ratios as an approximation for real systems"],"prefix":"10.1007","volume":"139","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2776-2796","authenticated-orcid":false,"given":"Markus","family":"Jaeger","sequence":"first","affiliation":[]},{"given":"Marius","family":"Franck","sequence":"additional","affiliation":[]},{"given":"Kay","family":"Hameyer","sequence":"additional","affiliation":[]}],"member":"297","published-online":{"date-parts":[[2022,3,23]]},"reference":[{"issue":"7","key":"1009_CR1","doi-asserted-by":"publisher","first-page":"1313","DOI":"10.2514\/3.4741","volume":"6","author":"MCC Bambton Jr.","year":"1968","unstructured":"Bambton MCC Jr., Craig RR (1968) Coupling of substructures for dynamic analyses. 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