Browsing by Subject "Xarxes elèctriques"
Now showing items 1-20 of 98
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10G MPLS Multiservice deployment proposal and validation
(Universitat Politècnica de Catalunya, 2017-06)
Master thesis
Restricted access - author's decisionThe project is carried out at the department of P&C (Projects and Consulting) of the company Acuntia in order to design and implement a 10G MPLS multiservice network for a potential customer in Barcelona whose identity ... -
A control strategy for DC-link voltage control containing PV generation and energy storage — An intelligent approach
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Conference report
Restricted access - publisher's policyIn this paper, DC-link voltage control in DC microgrids with photovoltaic (PV) generation and battery, is addressed based on an intelligent approach. The proposed strategy is based on the modeling of the power interface, ... -
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 ... -
A general MILP model for the sizing of islanded/grid-connected microgrids
(2016)
Conference lecture
Restricted access - publisher's policyRecently, energy systems have experienced a change of paradigm, from a large-scale centr alized approach to the in-situ exploitation of renewabl e sources. Special atte ntion has been paid to microgrids, a particular case ... -
Anàlisis de xarxes elèctriques. Sistemes de potència.
(Universitat Politècnica de Catalunya, 2018-06-21)
Bachelor thesis
Open AccessEl treball tracta de dues xarxes elèctriques que presenten una sèrie de problemes diferents. Es basarà en realitzar un anàlisis per a la identificació d?aquests com neutralitzar-los i si seria viable fer-ho. -
Analysis of the effect of clock drifts on frequency regulation and power sharing in inverter-based islanded microgrids
(2018-02-12)
Article
Open AccessLocal hardware clocks in physically distributed computation devices hardly ever agree because clocks drift apart and the drift can be different for each device. This paper analyses the effect that local clock drifts have ... -
Analysis to achieve a high penetration of renewable energies in MW-scale electricity Microgrids with the case study of an island in the Pacific
(Universitat Politècnica de Catalunya, 2014-10)
Master thesis
Open AccessAs the penetration of intermittent renewable energies consumed in MW-scale electrical grids becomes high, in many countries reaching more than 25 % per year, the need for control, stabilization and storage methods to ... -
An enhancing fault current limitation hybrid droop/V-f control for grid-tied four-wire inverters in AC microgrids
(Multidisciplinary Digital Publishing Institute, 2018-09-22)
Article
Open AccessMicrogrid integration and fault protection in complex network scenarios is a coming challenge to be faced with new strategies and solutions. In this context of increasing complexity, this paper describes two specific ... -
Aportaciones al desarrollo de herramientas para la optimización del dimensionamiento de microredes con Energías Renovables
(Universitat Politècnica de Catalunya, 2015-11)
Master thesis (pre-Bologna period)
Restricted access - author's decisionEl origen del proyecto se sitúa en una oferta de trabajos académicos relacionados con la generación polienergética en microredes con energías renovables, del Cepima de la UPC. El proyecto representa la continuación de ... -
A rolling horizon stochastic programming framework for the energy supply and demand management in microgrids
(2015)
Article
Restricted access - publisher's policyThis work proposes a discrete-time Mixed Integer Linear Programming (MILP) formulation based on a combined rolling horizon and stochastic programming approach for the simultaneous management of energy supply and demand in ... -
A simple spatiotemporal evolution model of a transmission power grid
(2018-02-22)
Article
Open AccessIn this paper, we present a model for the spatial and temporal evolution of a particularly large human-made network: the 400-kV French transmission power grid. This is based on 1) an attachment procedure that diminishes ... -
Assessing Feasibility of Fostering Productive Energy Use of Swarm Electrified Microgrids in Rural Communities in Developing Countries
(Universitat Politècnica de Catalunya, 2017-06-15)
Master thesis
Open AccessAccess to affordable sustainable energy is critical for socio-economic human development. Energy poverty is most predominant for populations in rural areas of developing countries, typically the global south. Successful ... -
Battery storage systems feasibility study for revenue models in Germany
(2017)
Conference report
Restricted access - publisher's policyThe German Energy Transition puts enormous pressure on the existing grid operation and planning. At the same time, battery technology is developing rapidly and has the potential to reduce stress on the grid and increase ... -
Benchmarking energy performance of commercial real estate buildings
(Universitat Politècnica de Catalunya, 2018-09-17)
Master thesis
Restricted access - confidentiality agreement -
Cálculo de líneas y redes eléctricas
(Iniciativa Digital Politècnica, 2013)
Book
Open AccessCon este libro se intenta ofrecer en una sola obra un compendio teórico sobre líneas y redes eléctricas y, al mismo tiempo, una extensa colección de problemas tanto resueltos como propuestos, referentes al cálculo de las ... -
Cálculo de líneas y redes eléctricas
(Edicions UPC, 2002)
Book
Open AccessCon este libro se intenta ofrecer en una sola obra un compendio teórico sobre líneas y redes eléctricas y, al mismo tiempo, una extensa colección de problemas tanto resueltos como propuestos, referentes al cálculo de las ... -
Communication-aware consensus for frequency restoration in islanded microgrids
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Conference report
Restricted access - publisher's policyMicroGrids (MGs) include spatially distributed generation (DG) systems and loads that may require operating autonomously in islanded mode. The operation of islanded MGs can benefit from consensus theory and practice, ... -
Connexió d'un convertidor trifàsic a una xarxa elèctrica desequilibrada
(Universitat Politècnica de Catalunya, 2016-09-05)
Master thesis
Open AccessEls convertidors han esdevingut un component clau en la integració de la generació distribuïda a la xarxa elèctrica. Des de fa anys, el seu ús és un fet inqüestionable i tenen un bon funcionament en una xarxa elèctrica ... -
Consecuencias de los robos de las puestas a tierras en las redes de distribución de media y baja tensión
(2015-02-11)
External research report
Open Access -
Consensus for active power sharing and frequency restoration in islanded microgrids subject to drifting clocks
(Institute of Electrical and Electronics Engineers (IEEE), 2017)
Conference report
Restricted access - publisher's policyThe application of consensus theory in the control of islanded microgrids (MG) is gaining increased attention because it facilitates the development of distributed control solutions. In particular, its application to active ...
