Título:
|
Loudspeaker Rub Fault Detection by Means of a New Nonstationary Procedure Test
|
Autor/a:
|
Ruiz Illana, Germán; Sala Caselles, Vicenç; Delgado Prieto, Miquel; Ortega Redondo, Juan Antonio
|
Otros autores:
|
Universitat Politècnica de Catalunya. Departament d'Enginyeria Electrònica; Universitat Politècnica de Catalunya. MCIA - Motion Control and Industrial Applications Research Group |
Abstract:
|
This paper addresses rub defect loudspeaker detection. The study includes a simulation with a rub model based on
classical static coulomb friction added to the loudspeaker nonlinearities parametric model to demonstrate the electric
current signal viability to rub failure detection. The electric current signal is analyzed by means of Zhao-Atlas-
Marks distribution (ZAMD). A failure extractor based on relevant ZAMD frequency regions segmentation and
Mahalanobis distance is presented. The simulation and experimental results show the goodness and reliability of rub
detection method presented. |
Abstract:
|
Peer Reviewed |
Materia(s):
|
-Àrees temàtiques de la UPC::Enginyeria electrònica::Components electrònics -Electronic instruments -Loudspeakers -Altaveus -Electrònica -- Aparells i instruments |
Derechos:
|
|
Tipo de documento:
|
Artículo - Versión publicada Objeto de conferencia |
Compartir:
|
|