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Automatic subsystem identification in statistical energy analysis
dc.contributor.author | Díaz Cereceda, Cristina |
dc.contributor.author | Poblet-Puig, Jordi |
dc.contributor.author | Rodríguez Ferran, Antonio |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament d'Infraestructura del Transport i del Territori |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament de Matemàtica Aplicada III |
dc.date.accessioned | 2014-12-09T18:47:12Z |
dc.date.available | 2014-12-09T18:47:12Z |
dc.date.created | 2015-03 |
dc.date.issued | 2015-03 |
dc.identifier.citation | Díaz-Cereceda, C.; Poblet-Puig, J.; Rodriguez, A. Automatic subsystem identification in statistical energy analysis. "Mechanical systems and signal processing", Març 2015, vol. 54–55, p. 182-194. |
dc.identifier.issn | 0888-3270 |
dc.identifier.uri | http://hdl.handle.net/2117/24965 |
dc.description.abstract | An automatic methodology for identifying SEA (statistical energy analysis) subsystems within a vibroacoustic system is presented. It consists in dividing the system into cells and grouping them into subsystems via a hierarchical cluster analysis based on the problem eigenmodes. The subsystem distribution corresponds to the optimal grouping of the cells, which is defined in terms of the correlation distance between them. The main advantages of this methodology are its automatic performance and its applicability both to vibratory and vibroacoustic systems. Moreover, the method allows the definition of more than one subsystem in the same geometrical region when required. This is the case of eigenmodes with a very different mechanical response (e.g. out-of-plane or in-plane vibration in shells). |
dc.format.extent | 13 p. |
dc.language.iso | eng |
dc.subject | Àrees temàtiques de la UPC::Enginyeria mecànica::Mecànica::Vibracions mecàniques |
dc.subject.lcsh | Vibration--Measurement |
dc.subject.other | Statistical energy analysis |
dc.subject.other | Vibroacoustics |
dc.subject.other | Modal analysis |
dc.subject.other | Cluster analysis |
dc.subject.other | Substructuring |
dc.title | Automatic subsystem identification in statistical energy analysis |
dc.type | Article |
dc.subject.lemac | Vibració -- Mesurament |
dc.contributor.group | Universitat Politècnica de Catalunya. LACÀN - Mètodes Numèrics en Ciències Aplicades i Enginyeria |
dc.identifier.doi | 10.1016/j.ymssp.2014.09.003 |
dc.relation.publisherversion | http://www.sciencedirect.com/science/article/pii/S0888327014003458 |
dc.rights.access | Open Access |
local.identifier.drac | 15341203 |
dc.description.version | Postprint (author's final draft) |
local.citation.author | Díaz-Cereceda, C.; Poblet-Puig, J.; Rodriguez, A. |
local.citation.publicationName | Mechanical systems and signal processing |
local.citation.volume | 54–55 |
local.citation.startingPage | 182 |
local.citation.endingPage | 194 |
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