Enviaments recents

  • Condition monitoring strategy based on spectral energy estimation and linear discriminant analysis applied to electric machines 

    Ramirez Chavez, Mayra; Saucedo Dorantes, Juan Jose; Romero Troncoso, René; Osornio Rios, Roque A.; Morales Velazquez, Luis; Delgado Prieto, Miquel (2018)
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    Condition-based maintenance plays an important role to ensure the working condition and to increase the availability of the machinery. The feature calculation and feature extraction are critical signal processing that allow ...
  • Evaluation of a state observer for frequency estimation in a grid tied photovoltaic inverter 

    Cabrera Tobar, Ana; Gomis Bellmunt, Oriol; Carrasco, Juan A.; Barnes, Mike (2018)
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    Ahstract-A phase locked loop (PLL) is commonly used to measure the electrical frequency deviations in PV grid tied inverters. However, this control is affected by sudden changes of power that usually happens with this type ...
  • Novelty detection based condition monitoring scheme applied to electromechanical systems 

    Delgado Prieto, Miquel; Cariño Corrales, Jesús Adolfo; Saucedo Dorantes, Juan Jose; Osornio Rios, Roque A.; Romeral Martínez, José Luis; Romero Troncoso, René (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    This study is focused on the current challenges dealing with electromechanical system monitoring applied in industrial frameworks, that is, the presence of unknown events and the limitation to the nominal healthy condition ...
  • Incremental learning framework-based condition monitoring for novelty fault identification applied to electromechanical systems 

    Saucedo Dorantes, Juan Jose; Delgado Prieto, Miquel; Cariño Corrales, Jesús Adolfo; Osornio Rios, Roque A.; Romeral Martínez, José Luis; Romero Troncoso, René (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    A great deal of investigations are being carried out towards the effective implementation of the 4.0 Industry new paradigm. Indeed, most of the machinery involved in industrial processes are intended to be digitalized ...
  • DC-DC buck converter parameter identification based on a white-box approach 

    Balakrishnan, Hariharan; Moreno Eguilaz, Juan Manuel; Riba Ruiz, Jordi-Roger; Bogarra Rodríguez, Santiago; García Espinosa, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    This paper proposes to use a white-box approach to identify the parameters of an electronic DC-DC buck converter. It discretizes the differential equations governing the dynamic of such system, which are used to identify ...
  • Feasibility study on thermal energy harvesting for low powered electronics in high-voltage substations 

    Kadechkar, Akash; Riba Ruiz, Jordi-Roger; Moreno Eguilaz, Juan Manuel; Capelli, Francesca (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Comunicació de congrés
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    Electronic devices combining sensors, wireless communications, and data processing capability allow easing predictive maintenance tasks in many applications. This paper applies this approach in power connectors for ...
  • A comprehensive method to taxonomize mechanical energy harvesting technologies 

    Diez, P.L.; Gabilondo, I.; Alarcón Cot, Eduardo José; Moll Echeto, Francisco de Borja (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    Traditional industry is experiencing a worldwide development with Industry 4.0. Wireless sensor networks (WSNs) have a main role in this revolution as an essential part of data acquisition. The way in which WSNs are powered ...
  • Low-quiescent current class-AB CMOS LDO voltage regulator 

    Asefi, Saina; Saberkari, Alireza; Martinez-Garcia, H; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    A low-quiescent current output-capacitorless class-AB CMOS low-dropout voltage regulator (LDO) capable to source/sink current to/from the load is presented, which is suitable for hybrid or linear-assisted structures utilized ...
  • Analysis of a plasmonic graphene antenna for microelectronic applications 

    Suessrneier, C.; Thiel, F.; Wigger, Anna K.; Bolívar, Peter Haring; Abadal Cavallé, Sergi; Alarcón Cot, Eduardo José; Cabcllos Aparicio, A.; Banszcrus, L.; Stampfer, C.; Lemme, M. (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    Graphene offers a large potential to downscale antennas to the micrometer scale, due to its special dispersion relation and its ability to support plasmons in the THz frequency range. For an adequate performance of the ...
  • Voltage regulation with power curtailment in a single-phase grid-connected PV inverter 

    Biel Solé, Domingo; Scherpen, Jacquelien M. A (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    This work presents the design guidelines of a control for direct regulation of the voltage amplitude at the connection point of a single-phase grid-connected PV inverter. The parameters of the control are designed for ...
  • Modem gain-cell memories in advanced technologies 

    Amat Bertran, Esteve; Canal Corretger, Ramon; Rubio Sola, Jose Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    With the advent of the slowdown in DRAM capacitor scaling [1] and the increased reliability problems of traditional 6T SRAM memories [2], industry and academia have looked for alternative memory cells. Among those, gain- ...
  • Channel characterization for chip-scale wireless communications within computing packages 

    Timoneda i Comas, Xavier; Cabellos Aparicio, Alberto; Manessis, Dionyssios; Alarcón Cot, Eduardo José; Abadal Cavallé, Sergi (Institute of Electrical and Electronics Engineers (IEEE), 2018)
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    Wireless Network-on-Chip (WNoC) appears as a promising alternative to conventional interconnect fabrics for chip-scale communications. WNoC takes advantage of an overlaid network composed by a set of millimeter-wave antennas ...

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