Repositorio Universidad Pontificia Comillas: Envíos recientes
Mostrando ítems 621-640 de 58682
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Practical solutions to limit computational burden of UC in Island Power Systems
(Kadir Has Üniversitesi (Estambul, Turquía), 2024-08-08)Unit commitment (UC) models used in real-life island power systems (IPSs) require complex modelling details and low execution times since they have to be launched repeated times for different assumptions and changing ... -
Measuring and mitigating biases in location-based recommender systems
(Universidade da Coruña; Asociación Española para la Inteligencia Artificial (La Coruña, España), 2024-06-21)This article is a summary of the work published in the journal Data Mining and Knowledge Discovery[1]. It presents an analysis of different types of biases and polarization measurements that affect the area of Point-Of-Interest ... -
Small-signal stability of type 4 wind generators as affected by the bandwidth of current and PLL controllers
(Sin editorial (Ischia, Italia), 2024-08-05)This paper investigates the small-signal stability of type 4 wind generators as affected by the bandwidth of current and phase-locked loop (PLL) controllers. Using eigenvalue and participation factor analysis, this paper ... -
A reduced-order model for simulation of back-to- back start-up of synchronous motors in pumped storage hydropower plants
(Sin editorial (Ischia, Italia), 2024-08-05)This paper proposes a reduced-order model for the simulation of back-to-back start-up of synchronous motors in pumped storage hydropower plants aimed at calculating the starting time of the generator-motor set. It is assumed ... -
On advancements and challenges in asset management for HVDC systems: a machine learning perspective
(Auckland University of Technology; IEEE New Zealand North Section (Auckland, Nueva Zelanda), 2024-09-11)In the context of global climate goals and the transition to sustainable energy, modern energy transportation and distribution systems play a crucial role. Electricity transportation and distribution systems would not ... -
How a pandemic reshapes power patterns: a case study of electricity consumption in the Baltic countries during COVID-19
(Auckland University of Technology; IEEE New Zealand North Section (Auckland, Nueva Zelanda), 2024-09-11)In addition to the enormous loss of life caused by COVID-19, the pandemic produced issues in various sectors such as industrial, economic, tourism, healthcare, etc. One of the sectors that is likely to have been affected ... -
Anomaly detection of a cooling water pump of a power plant based on its virtual digital twin constructed with deep learning techniques
(Prognostics and Health Management Society (Praga, República Checa), 2024-06-27)This paper aims to explore the use of recent approaches of deep learning techniques for anomaly detection of potential failure modes in a cooling water pump working in a gas-combined cycle in a power plant. Two different ... -
Towards sustainability optimization in touristic route recommendation
(Universidad Complutense de Madrid (Madrid, España), 2024-07-16)While route recommendation plays a vital role in digital tourism services, conventional methods tend to be inherently complex, as they need to consider several constraints at once: user preferences, geographical and ... -
Robust optimal portfolio configuration of Renewable-based Virtual Power Plants for long-term planning
(Institute of Electrical and Electronics Engineers Power and Energy Society (Seattle, Estados Unidos de América), 2024-10-04)This paper proposes a robust optimal algorithm to determine the best portfolio configuration of Renewable-based Virtual Power Plants (RVPPs) over medium to long-term horizons. In this work, modifications to state-of-the-art ... -
A decentralized business model for integrating energy hubs into flexibility markets within renewable-based smart grids
(Politecnico di Torino; Consorzio interuniversitario nazionale per energia e sistemi elettrici (Torino, Italia), 2024-10-04)This paper presents a bi-level model enabling energy hubs to release all their flexible capacities according to the price pulse in real-time flexibility markets. The Alternating Direction Method of Multipliers (ADMM) is ... -
Building bidding curves for an EV aggregator via stochastic adaptive robust optimization
(Politecnico di Torino; Consorzio interuniversitario nazionale per energia e sistemi elettrici (Torino, Italia), 2024-10-04)This paper proposes a stochastic adaptive robust optimization approach to build the bidding curves of an aggregator in charge of a set of electric vehicles participating in the day-ahead electricity market. These bidding ... -
Damage clasification in composite materials using neural networks
(Institute of Electrical and Electronics Engineers; Universidad Tecnológica Nacional (San Nicolás de los Arroyos, Argentina), 2024-11-04)Composite materials are widely employed in critical industrial applications, where their use has surged due to their numerous advantages over traditional materials. However, these benefits can be compromised if adequate ... -
Comunidades energéticas: situación actual y prospectivas en Europa y España
(Universidad Pontificia Comillas (Madrid, España), 2024-11-27) -
Computing leastcore allocations for firm-energy rights: a mixed integer programming procedure
The Firm energy of generation plants is a critical component in some electricity markets. It is usually calculated by the regulator and sets a cap to the amount a plant can trade in capacity markets (or auctions), in order ... -
Evaluation of demand side management mechanisms and opportunities for their development in the Brazilian power industry
Demand Side Management (DSM) can be defined as the process that aims to modify the behavior of the consumer through price signals, financial incentives and awareness actions, among other mechanisms, in order to improve the ... -
Practices for risk assessment and control in the Brazilian electricity market: state of the art
CIGRE Study committee C5 in Brazil created in 2014 a working group to focus on risk management practices. This paper analyses the results of a survey done in 2015, that intended to discover the current status of risk ... -
Aligning regulatory incentives and price signals in the Brazilian wholesale and retail electricity markets
Managing electricity supply and demand for electricity in Brazil is particularly challenging because of the great variability of supply and demand. The variability of supply is due to the stochastic nature of renewable ... -
Minimax approaches to optimal transmission expansion planning considering non-probabilistic scenarios of market-based renewable generation capacity additions
This paper investigates the potential of minimax-cost and minimax-regret approaches for centralized & determinative transmission expansion planning under uncertainty regarding market-based generation expansion, ... -
Explorative ex-ante consumer cluster delineation for electrification planning using image processing tools
The ex-ante division of consumers into potential off-grid and grid-extension clusters represents a crucial input to electrification planning. This paper explores the application of image processing tools to distinguish ... -
On the emerging role of spatial load forecasting in transmissiondistribution grid planning
Spatial load forecasting methodologies spatially allocate expected electricity demand growth in a study area. In the last decades, this kind of forecasting has been applied to backup traditional transmission and distribution ...