smart sensor for online detection of multiple-combined faults in vsd-fed induction motors智能传感器在线检测多种因素在vsd-fed感应发动机故障.pdf

Sensors 2012, 12, 11989-12005; doi:10.3390/s120911989 OPEN ACCESS sensors ISSN 1424-8220 /journal/sensors Article Smart Sensor for Online Detection of Multiple-Combined Faults in VSD-Fed Induction Motors 1 1 1 Armando G. Garcia-Ramirez , Roque A. Osornio-Rios , David Granados-Lieberman , Arturo Garcia-Perez 2 and Rene J. Romero-Troncoso 2,* 1 HSPdigital-CA Mecatronica, Facultad de Ingenieria, Universidad Autonoma de Queretaro, Campus San Juan del Rio, Rio Moctezuma 249, Col. San Cayetano, San Juan del Rio, Qro. 76807, Mexico; E-Mails: aggarcia@ (A.G.G.-R.); raosornio@ (R.A.O.-R.); granlieber@ (D.G.-L.) 2 HSPdigital-CA Telematica, DICIS, Universidad de Guanajuato, Carr. Salamanca-Valle km 3.5+1.8, Palo Blanco, Salamanca, Gto. 36885, Mexico; E-Mail: agarcia@ * Author to whom correspondence should be addressed; E-Mail: troncoso@; Tel./Fax : +52-464-647-9940. Received: 27 July 2012; in revised form: 17 August 2012 / Accepted: 24 August 2012 / Published: 30 August 2012 Abstract: Induction motors fed through variable speed drives (VSD) are widely used in different industrial processes. Nowadays, the industry demands the integration of smart sensors to improve the fault detection in order to reduce cost, maintenance and power consumption. Induction motors can develop one or more faults at the same time that can be produce severe damages. The co