Browsing by Author "Guzmán Solà, Ramon"
Now showing items 1-20 of 132
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A flexible experimental laboratory for distributed generation networks based on power inverters
(2017-10-13)
Article
Open AccessIn the recently deregulated electricity market, distributed generation based on renewable sources is becoming more and more relevant. In this area, two main distributed scenarios are focusing the attention of recent research: ... -
A new control strategy for three-phase shunt active power filters based on FIR prediction
(Institute of Electrical and Electronics Engineers (IEEE), 2021-08-07)
Article
Open AccessA new discrete-time control strategy for three-phase three-wire shunt active power filters (APF) is presented, based on a mathematical model in the stationary reference frame. It involves a feedback-linearization-type ... -
A sliding-mode control in a new reference frame for three-phase UPFR with extended control range
(Institute of Electrical and Electronics Engineers (IEEE), 2024-06-18)
Article
Open AccessThis article presents a new switching strategy for a unity power factor rectifier (UPFR) using sliding-mode control (SMC). The traditional SMC in the natural frame suffers from a cross-coupling problem among controllers ... -
Active damping based on Ackermann's formula for a three-phase voltage source inverter with LCL filter
(2015)
Conference report
Restricted access - publisher's policyThis paper presents an active damping method in natural frame for a three-phase voltage source inverter with LCL filter. The proposed method is based on the pole placement technique via Ackermann's formula. This approach ... -
Active damping control for a three phase grid-connected inverter using sliding mode control
(2013)
Conference report
Restricted access - publisher's policyThis paper proposes a ne w active damping method based on virtual resistors for three-phase grid connected voltage source inverters (VSI) with LCL filter. The use of this filters is a standard solution to provide the ... -
Adaptive slope voltage control for distributed generation inverters with improved transient performance
(2019-04-09)
Article
Open AccessReactive power injection in distributed generation inverters is an useful ancillary service for grid supporting purposes. For grid-feeding converters, the slope control method is the most common voltage regulation strategy ... -
An adaptive prefiltering method to improve the speed/accuracy tradeoff of voltage sequence detection methods under adverse grid conditions
(Institute of Electrical and Electronics Engineers (IEEE), 2013-07-23)
Article
Restricted access - publisher's policyThis paper deals with the improvement of the transient response and harmonic, subharmonic, and dc-offset voltage rejection capability of a grid voltage sequence detection scheme based on a second-order generalized integrator ... -
Anàlisi, definició, validació i implementació dels mètodes d'avaluació de les competències transversals en els nous graus TIC a l'EPSEVG
(2010)
Conference lecture
Open AccessLa finalitat del projecte és identificar, avaluar i descriure com incorporar els mètodes d'avaluació de les competències transversals dels nous graus directament relacionats amb el sector TIC que s'impartiran a ... -
Anàlisis, definició, validació i implementació dels mètodes d'avaluació de les competències transversals en els nous graus TIC a l'EPSEVG.
(Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2010-02-11)
Conference lecture / Conference report
Open AccessLa finalitat del projecte és identificar, avaluar i descriure com incorporar els mètodes d'avaluació de les competències transversals dels nous graus directament relacionats amb el sector TIC que s'impartiran a l'Escola ... -
Application of a kalman filter on mechanical systems to analyze impacts
(SARTI (Technological Development Centre of Remote Acquisition and Data processing Systems), 2008-04-08T15:04:59Z)
Article
Open Access -
Architecture and design of an inductive contactless energy transfer system with two mobile loads for residential applications
(2015)
Conference lecture
Restricted access - publisher's policyInductive contactless energy transfer systems with multiple mobile loads are very complex systems. Main challenges of these systems are to propose a suitable architecture and to design their power components. These ... -
Assessing the 2014 retroactive regulatory framework applied to the concentrating solar power systems in Spain
(2018-02-15)
Article
Open AccessThe RD 413/2014 new economic and regulatory framework applied to the concentrating solar power plants (CSPP) in Spain has been here analysed and its new remuneration scheme has been formulated, becoming evident its high ... -
Avoiding overvoltage problems in three-phase distributed-generation systems during unbalanced voltage sags
(2020-02-01)
Article
Open AccessDuring voltage sags, distributed generation systems must fulfil specific grid-code requirements for reactive current injection. This ancillary service can produce overvoltage problems in networks operating in unbalanced ... -
Collaborative voltage unbalance compensation in islanded AC microgrids with grid-forming inverters
(Institute of Electrical and Electronics Engineers (IEEE), 2022-04-25)
Article
Open AccessThe presence of unbalanced loads in power systems creates voltage imbalances that perturb the operation of sensitive loads like induction motors, power electronics converters and adjustable speed drives. This paper presents ... -
COMUNICACIONES MÓVILES. 2on Control (Curs 2014-2015)
(Universitat Politècnica de Catalunya, 2015-01-15)
Exam
Restricted access to the UPC academic community -
Constrained predictive control based on a large-signal model for a three-phase inverter connected to a microgrid
(Institute of Electrical and Electronics Engineers (IEEE), 2022-07-21)
Article
Open AccessSmall-signal models are the mostly used to model and design in inverter-dominated microgrids. Conversely, this paper proposes a large-signal model for grid-forming inverters connected to a microgrid based on the active and ... -
Control de convertidores trifásicos mediante imposición de dinámica y estimadores
(Universitat Politècnica de Catalunya, 2016-10-14)
Doctoral thesis
Open AccessThe present thesis is focused on the control of three-phase power converters using sliding-mode control (SMC) in abc frame. This work has been based on previous publications about the SMC applied to three-phase power ... -
Control scheme for a multiple-output DC/DC current source parallel resonant converter
(Institute of Electrical and Electronics Engineers (IEEE), 2017)
Conference report
Restricted access - publisher's policyThe aim of this paper is to regulate the output voltages of a multiple-output DC/DC class-D current source parallel resonant converter. To this end, a sliding mode control scheme is presented consisting of an outer voltage ... -
Control scheme for negative-sequence voltage compensation and current sharing in inverter-based grid-connected microgrids
(Institute of Electrical and Electronics Engineers (IEEE), 2022-01-06)
Article
Open AccessThis paper presents a control scheme that simultaneously solves the problems of negative-sequence voltage compensation and negative-sequence current sharing in grid-connected microgrids using grid-feeding inverters. ... -
Control strategies based on effective power factor for distributed generation power plants during unbalanced grid voltage
(2013)
Conference report
Restricted access - publisher's policyUnbalanced voltages in three-phase power systems is a common perturbation propagated along the grid. Distributed Generation plants have gained widespread attention due to their capability to improve power quality in a ...
