Riera-Guasp, Martín; Antonino-Daviu, J.; Capolino, Gérard-André(Institute of Electrical and Electronics Engineers, 2015)
[EN] Recently, research concerning electrical machines and drives condition monitoring and fault diagnosis has experienced extraordinarily dynamic activity. The increasing importance of these energy conversion devices and ...
[EN] The diagnosis of induction machines through the use of methods based on the study of the startup current has become an issue of special interest. These techniques may provide, in certain situations (unbalanced supply ...
[EN] Induction machines (IMs) power most modern industrial processes (induction motors) and generate an increasing portion of our electricity (doubly fed induction generators). A continuous monitoring of the machine's ...
García Andrés, Miguel(Universitat Politècnica de València, 2019-10-17)
[ES] El presente documento trata como objeto de estudio la caracterización de un sensor óptico online empleado para el análisis de la contaminación de aceites hidráulicos mediante la técnica de contaje de partículas y la ...
Mossina, Luca(Universitat Politècnica de València, 2016-06-27)
[EN] The objective of the work is to build a model based on robust regression is built to characterize wind turbines data collected through a SCADA system, to be exploited as a condition monitoring tool. Discrepancies ...
Guerrero Cánovas, Miguel(Universitat Politècnica de València, 2019-09-10)
[ES] Uno de los subsistemas críticos en un vehículo ferroviario desde el punto de vista de la seguridad de marcha y el confort son las suspensiones, tanto primaria como secundaria. Tradicionalmente sus componentes son ...
Antonino-Daviu, J.; Riera-Guasp, Martín; Pons Llinares, Joan; Park, Jongbin; Lee, Sang Bin; Yoo, Jiyoon; Kral, Christian(Institute of Electrical and Electronics Engineers, 2012)
[EN] Unlike single-cage rotor fault detection, fast Fourier transform (FFT)-based steady-state spectrum analysis techniques can fail to detect outer-cage faults in double-cage induction motors due to the small outer-cage ...
Benitez Cortes, Ricardo Adolfo(Universitat Politècnica de València, 2020-01-10)
[ES] El estado de los rodamientos de un bogie siempre ha sido un factor importante desde el punto de vista de la seguridad y el mantenimiento de vehículos ferroviarios. Tradicionalmente la industria ferroviaria ha empleado ...
[EN] Purpose - The purpose of this study was to perform a complete experimental assessment of a family of oil ferrous wear debris sensor is performed.
The family comprised the original sensor and its re-engineered evolution, ...
[EN] The aim of this paper is to introduce a new methodology for the fault diagnosis of induction machines working in the transient regime, when time-frequency analysis tools are used. The proposed method relies on the use ...
Sapena-Bano, Angel; Pineda-Sanchez, Manuel; Puche-Panadero, Rubén; Martinez-Roman, Javier; Matic, Dragan(Institute of Electrical and Electronics Engineers, 2015)
[EN] The discrete wavelet transform (DWT) has attracted a rising interest in recent years to monitor the condition of rotating electrical machines in transient regime, because it can reveal the time-frequency behavior of ...
Sapena-Bano, Angel; Pineda-Sanchez, Manuel; Puche-Panadero, Rubén; Pérez-Cruz, Juan; Roger-Folch, José; Riera-Guasp, Martín; Martinez-Roman, Javier(Institute of Electrical and Electronics Engineers, 2015)
[EN] The diagnosis of induction machines using Fourier transform relies on tracking the frequency signature of each type of fault in the current's spectrum, but this signature depends on the machine's slip and the supply ...
Sapena Bañó, Ángel; Riera Guasp, Martín; Puche Panadero, Rubén; Martínez Román, Javier Andrés; Pérez Cruz, Juan; Pineda Sánchez, Manuel(Institute of Electrical and Electronics Engineers (IEEE), 2016-11)
[EN] This paper introduces a speed-sensorless method for detecting rotor asymmetries in wound rotor induction machines working under nonstationary conditions. The method is based on the time-frequency analysis of rotor ...
[EN] The locally optimized chirplet spectrogram (LOCS) is a novel method proposed in this work for generating a high-resolution and cost-effective spectrogram of the induction machine (IM) current, suitable for the ...
Artigao, Estefania; Sapena-Bano, Angel; Honrubia-Escribano, Andrés; Martinez-Roman, Javier; Puche-Panadero, Rubén; Gómez-Lázaro, Emilio(Institute of Electrical and Electronics Engineers, 2019-01-29)
[EN] While wind turbine (WT) power capacities continue to increase and new offshore developments are being deployed, operation and maintenance (O&M) costs continue to rise, becoming the center of attention in the wind ...
Sapena-Bano, Angel; Pineda-Sanchez, Manuel; Puche-Panadero, Rubén; Martinez-Roman, Javier; Kanovic, Zelkjo(Institute of Electrical and Electronics Engineers, 2015)
[EN] Fault diagnosis of rotor asymmetries in induction machines working at a very low slip, through Fourier-based methods,usually requires a long acquisition time to achieve a high spectral resolution and a high sampling ...
Martinez-Roman, Javier; Puche-Panadero, Rubén; Terron-Santiago, Carla; Sapena-Bano, Angel; Burriel-Valencia, Jordi; Pineda-Sanchez, Manuel(Institute of Electrical and Electronics Engineers, 2021)
[EN] Induction machines (IMs) are essential components of many industrial installations and, therefore, their faults must be detected early. Fault detection using current spectrum
analysis is attracting an increasing ...
[EN] Over the last decade, system integration is applied more as it allows organizations to streamline business processes. A recent
development in the asset engineering management is to leverage the investment already ...
[EN] The development of advanced fault diagnostic systems for induction machines through the stator current requires accurate and fast models that can simulate the machine under faulty conditions, both in steady-state and ...
González Hernández, Alex Alberto(Universitat Politècnica de València, 2017-10-03)
An on-line sensor for classifying and counting wear particles on used lubricants will be adapted for use as off-line laboratory device. In order to do that, a validation process will be developed and applied. Calibration ...