Exploració per autor "Matas Alcalá, José"
Ara es mostren els items 35-54 de 57
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Methodology for obtaining simplified models for the long-term energy management of renewable assets under a high degree of uncertainty
Coronas Herrero, Sergio; Hoz Casas, Jordi de la; Martín Cañadas, María Elena; Mesas García, Juan José; Matas Alcalá, José (Elsevier, 2022-11)
Article
Accés obertThis paper addresses the attainment of a methodology aimed at obtaining simplified models embedding the regulatory constraints imposed by the country-specific remuneration mechanisms in the energy management system of long ... -
Microcontroladores MCS-51 y MCS-251
Matas Alcalá, José; Ramos Lara, Rafael Ramón (Edicions UPC, 2001)
Llibre
Accés restringit a la comunitat UPCLa importancia actual de los sistemas basados en microcontroladores es tal que en realidad están presentes en buena parte de los sistemas electrónicos de aplicación industrial y doméstica, como por ejemplo en el ratón de ... -
More-stable EPLL
Golestan, Saeed; Matas Alcalá, José; Abusorrah, Abdullah; Guerrero, Josep Maria (Institute of Electrical and Electronics Engineers (IEEE), 2021-01-01)
Article
Accés obertThe enhanced phase-locked loop (EPLL) is one of the most famous PLLs in single-phase applications and a versatile tool for different signal processing applications, especially for the grid synchronization of power converters. ... -
Multi-time scale energy management strategy based on MPC for 5G base stations considering backup energy storage and air conditioning
Ding, Ting; Wang, Junhua; Matas Alcalá, José; Guerrero Cruz, José Manuel; Qiao, Ruixun; Wang, Chenlu (Institute of Electrical and Electronics Engineers (IEEE), 2023)
Comunicació de congrés
Accés restringit per política de l'editorialThe increasing development of 5G technology has focused attention on the energy consumption of its base stations. As a result, it is crucial to establish energy-efficient 5G networks and reduce the operating costs associated ... -
New sogi-fll grid frequency monitoring with a finite state machine approach for better response in the face of voltage sag and swell faults
Abdali Nejad, Sajad; Matas Alcalá, José; Martín Cañadas, María Elena; Hoz Casas, Jordi de la; Al-Turki, Y.A. (2020-04-01)
Article
Accés obertThe SOGI-FLL (Second-Order Generalized Integrator–Frequency-Locked Loop) is a well-known and simple adaptive filter that allows for estimating the parameters of grid voltage with a small computational burden. However, the ... -
Power calculation algorithm for single-phase droop-operated inverters considering nonlinear loads and unsing n-order SOGI filtering
El Mariachet Carreño, Jorge; Matas Alcalá, José; Hoz Casas, Jordi de la; Al-Turki, Y.A. (2018)
Comunicació de congrés
Accés obertThe average active and reactive powers, P and Q, are crucial parameters that have to be calculated when sharing common loads between parallelized droop-operated single-phase inverters. However, the droop method algorithm ... -
Proposal of novel single-phase power quality indicators considering subsynchronous frequency perturbations in voltage and current under non-sinusoidal conditions
El Mariachet Carreño, Jordi; Matas Alcalá, José; Martín Cañadas, María Elena; Tinoco, G.; Abdalinejad, S. (2019)
Text en actes de congrés
Accés obertThis work pretends to reconsider power quality (PQ), in AC single-phase low voltage systems, considering perturbation sources with frequency components below the fundamental frequency in voltage and current signals. These ... -
Reduction of Current Harmonic Distortion in Three-Phase Grid-Connected Photovoltaic Inverters via Resonant Current Control
Castilla Fernández, Miguel; Miret Tomàs, Jaume; Camacho Santiago, Antonio; Matas Alcalá, José; García de Vicuña Muñoz de la Nava, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2013-04)
Article
Accés obertThe resonant current control has been extensively employed to reduce the current harmonic distortion in a wide range of grid-connected distributed generation applications, including photovoltaic (PV) inverters, wind and ... -
Regulatory-framework-embedded energy management system for microgrids: The case study of the Spanish self-consumption scheme
Hoz Casas, Jordi de la; Martín Cañadas, María Elena; Alonso, Alex; Luna, Adriana Carolina; Matas Alcalá, José; Vasquez Quintero, Juan Carlos; Guerrero, Josep M. (2019-10-01)
Article
Accés obertThis paper proposes for the first time to analyse the impact of embedding the regulatory framework constraints inside a model for the energy management optimization of a microgrid. As a case study, a low voltage microgrid ... -
Renewable energy auction prices: near subsidy-free?
Martín Cañadas, María Elena; Coronas Herrero, Sergio; Alonso Travesset, Alexandre; Hoz Casas, Jordi de la; Matas Alcalá, José (2020-07-01)
Article
Accés obertThe latest trend of low record bid prices in renewable energy auctions has raised concerns on the effective deployment of the winning projects. A survey of recent auction data from several countries, technologies and ... -
Selective harmonic-compensation control for single-phase active power filter with high harmonic rejection
Miret Tomàs, Jaume; Castilla Fernández, Miguel; Matas Alcalá, José; Guerrero Zapata, Josep Maria; Vásquez Quintero, Juan Carlos (2009-08-11)
Article
Accés obertThis paper presents a linear current control scheme for single-phase active power filters. The approach is based on an outer voltage loop, an inner current loop, and a resonant selective harmonic compensator. The design ... -
SETR. Control de Sistemas Encastrados (Curs 2014-2015)
Ramos Lara, Rafael Ramón; Matas Alcalá, José; Llanas Parra, Francesc Xavier (Universitat Politècnica de Catalunya, 2015-06-10)
Examen
Accés restringit a la comunitat UPC -
Simple low-cost hysteretic controller for multiphase synchronous buck converters
Borrell, Angel; Castilla Fernández, Miguel; Miret Tomàs, Jaume; Matas Alcalá, José; García de Vicuña Muñoz de la Nava, José Luis (IEEE Press. Institute of Electrical and Electronics Engineers, 2011-06)
Article
Accés restringit per política de l'editorialThis paper presents a novel hysteretic controller for a multiphase synchronous buck converter supplying low voltage, high current, and high slew-rate loads. The control scheme implements the main control functions for ... -
SISTEMES DIGITALS II (Examen 1r quadrimestre)
Matas Alcalá, José (Universitat Politècnica de Catalunya, 1998-01-10)
Examen
Accés restringit a la comunitat UPC -
SISTEMES DIGITALS II (Examen 1r quadrimestre)
Matas Alcalá, José (Universitat Politècnica de Catalunya, 1998-01-19)
Examen
Accés restringit a la comunitat UPC -
SISTEMES DIGITALS II (Examen 1r quadrimestre)
Matas Alcalá, José (Universitat Politècnica de Catalunya, 1998-01-19)
Examen
Accés restringit a la comunitat UPC -
Sliding mode control for pulsed load power supply converters in DC shipboard microgrids
Xu, Luona; Matas Alcalá, José; Wei, Baoze; Yu, Yun; Luo, Yongjie; Vasquez, Juan; Guerrero, Josep Maria (Elsevier, 2023-09-01)
Article
Accés obertPulsed power load (PPL) is a special load type in shipboard microgrids (SMGs), which consists of the generation module, energy storage system, and various types of loads. Having a reliable power supply to shipboard loads ... -
Sliding-mode control for a three-phase unity power factor rectifier operating at fixed switching frequency
Guzmán Solà, Ramon; García de Vicuña Muñoz de la Nava, José Luis; Morales López, Javier; Castilla Fernández, Miguel; Matas Alcalá, José (2015-02-11)
Article
Accés obertThis paper presents an improved variable hysteresisband current-control in natural frame for a three-phase unity power rectifier. The proposed control algorithm is based on three decoupled sliding-mode controllers combined ... -
Software y hardware del C8XC251 : problemas
Ramos Lara, Rafael Ramón; López Lapeña, Oscar; Matas Alcalá, José (Edicions UPC, 2001)
Llibre
Accés restringit a la comunitat UPCEl objetivo fundamental de esta obra es facilitar el aprendizaje a los estudiantes que realicen un curso de sistemas basados en microcontroladores, en particular los de la familia MCS-251 de Intel Corporation. Con esta ... -
SOGI-FLL error-and-hold algorithm for improving the response in face of voltage sags and swells with a small computational burden
Matas Alcalá, José; Golestan, Saeed; El Mariachet Carreño, Jorge; Abdali Nejad, Sajad; Al Hanaineh, Wael Hasan Ahmad; Guerrero, Josep Maria (Elsevier, 2023-11-01)
Article
Accés obertThe Second Order Generalized Integrator–Frequency Locked Loop (SOGI-FLL) is a widely used and popular adaptive filter for estimating grid voltage parameters with minimal computational burden. However, it is vulnerable to ...