Riera-Guasp, Martín; Fernandez Cabanas, Manes; Antonino-Daviu, J.; Pineda-Sanchez, Manuel; Rojas García, Carlos H.(Institute of Electrical and Electronics Engineers, 2010)
[EN] Studies of rotor asymmetries in squirrel-cage induction motors have traditionally focused on analyses of the effects of the breakage of adjacent bars on the magnetic field and current spectrum. However, major motor ...
Corral Hernández, Jesús Ángel; Antonino Daviu, José Alfonso(Elsevier, 2016)
[EN] In previous articles, both the procedure and the advantages of the use of advanced mathematical tools,(as for example the Discrete Wavelet Transforms (DWT) and the continuous wavelet transforms (CWT)), for the ...
Pineda-Sanchez, Manuel; Riera-Guasp, Martín; Antonino-Daviu, J.; Roger-Folch, José; Perez-Cruz, Juan; Puche-Panadero, Rubén(Institute of Electrical and Electronics Engineers, 2009)
[EN] In this paper, a new method for detecting the presence of broken rotor bars is presented. The proposed approach is valid for induction machines started at constant frequency and consists of extracting the instantaneous ...
Paredes, L.; Molina, M.; Serrano, B.(Universitat Politècnica de València, 2021-09-30)
[EN] Presently, electric power systems based on microgrids are reaching an important position in different locations around the world. The multiple distributed generation technologies employed in modern microgrids allow a ...
[EN] This paper researches the detection of mixed eccentricity in Inverter-Fed Induction Motors. The classic FFT method cannot be applied when the stator current captured is not in steady state, which is very common in ...
[EN] Induction machines drive many industrial processes and their unexpected failure can cause heavy producti on losses. The analysis of the current spectrum can identify online the characteristic
fault signatures at an ...
Climente Alarcón, Vicente; Antonino Daviu, José Alfonso; Haavisto, Ari; Arkkio, Antero(Institute of Electrical and Electronics Engineers (IEEE), 2014-10)
Fault diagnosis of induction machines operating
under variable load conditions is still an unsolved matter.
Under those regimes, the application of conventional diagnostic
techniques is not suitable, since they are ...
[EN] The aim of this paper is to introduce a new linear time-frequency transform to improve the detection of fault components in electric machines transient currents. Linear transforms are analysed from the perspective of ...
Morinigo-Sotelo, Daniel; Romero-Troncoso, R.D.; Panagiotou, P.A.; Antonino-Daviu, J.A.; Gyftakis, Konstantinos N.(Institute of Electrical and Electronics Engineers, 2018-03)
[EN] Induction motors are used in a variety of industrial applications where frequent startup cycles are required. In those cases, it is necessary to apply sophisticated signal processing analysis methods in order to ...
Antonino-Daviu, J.; Quijano Lopez, Alfredo; Climente Alarcón, Vicente; Garín-Abellán, Carlos(Institute of Electrical and Electronics Engineers, 2017)
[EN] Current analysis has been widely employed in academy and industry for the diagnosis of rotor damages in cage induction motors. The conventional approach based on the FFT analysis of steady-state current (MCSA) has ...
Iglesias-Martínez, Miguel E.; Antonino Daviu, José Alfonso; Fernández de Córdoba, Pedro; Conejero, J. Alberto(MDPI AG, 2019-02-02)
[EN] The aim of this work is to find out, through the analysis of the time and frequency domains, significant differences that lead us to obtain one or several variables that may result in an indicator
that allows diagnosing ...
Climente Alarcón, Vicente; Antonino-Daviu, J.; Strangas, Elias G.; Riera-Guasp, Martín(Institute of Electrical and Electronics Engineers, 2015)
[EN] This paper proposes a condition-based maintenance and prognostics and health management (CBM/ PHM) procedure for a rotor bar in an induction motor. The methodology is based on the results of a fatigue test intended ...
[EN] Sensorless speed estimation has been extensively studied for its use in control schemes. Nevertheless, it is also a key step when applying Motor Current Signature Analysis to induction motor diagnosis: accurate speed ...
Georgoulas, George; Climente Alarcón, Vicente; Antonino-Daviu, J.; Tsoumas, Ioannis P.; Stylios, Chrysostomos D.; Arkkio, Antero; Nikolakopoulos, George(Institute of Electrical and Electronics Engineers, 2016)
[EN] In this article a data driven approach for the classification of simultaneously occurring faults in an induction motor is presented. The problem is treated as a multi-label classification problem with each label ...
[EN] Motor failure due to bearing currents is an issue that has drawn an increasing industrial interest over recent years. Bearing currents usually appear in motors operated by variable frequency drives (VFD); these drives ...
[EN] In this paper a new method to perform Transient Motor Current Signature analysis (TMCSA), based on the Continuous Complex Wavelet Transform (CCWT) of the line current, is presented. TMCSA is a powerful online method ...
[EN] The present work is focused on the diagnosis of mixed eccentricity faults in induction motors via the study of currents demanded by the machine. Unlike traditional methods, based on the analysis of stationary currents ...
De Angelo, Cristian H.; Bossio, Guillermo R.; Giaccone, Santiago J.; Solsona, Jorge A.; Valla, María I.; García, Guillermo O.(Universitat Politècnica de València, 2009-12-02)
[ES] Se presenta una estrategia para el diagnóstico de fallas en el estator de los motores de inducción mediante la información contenida en las tensiones y corrientes de alimentación. La estrategia propuesta está basada ...
Picazo Rodenas, María José; Royo Pastor, Rafael; Antonino Daviu, J.; Roger Folch, José(Elsevier, 2013-12-15)
[EN] Infrared thermography is a technique that has been frequently used as a predictive tool for electrical installations maintenance, since many of the failures or installation defects lead to temperature increments in ...
Climente Alarcón, Vicente; Antonino-Daviu, J.; Vedreño Santos, Francisco Jose; Puche-Panadero, Rubén(Institute of Electrical and Electronics Engineers, 2013)
[EN] In recent years, the study of transients of induction motors for diagnosis purposes has gained strength in order to overcome some inherent problems of the classical diagnosis of such machines, which uses Fourier ...