Artículos: Envíos recientes
Mostrando ítems 1341-1360 de 17547
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State-of-energy balancing control with cascaded H-bridge for second-life batteries
(Power Sources Manufacturers Association (Orlando, Estados Unidos de América), 2023-05-31)Battery energy storage systems (BESS) are fre-quently utilized to support the power grid. Second-Life batteries (SLBs) are considered as a potential solution to reduce the cost of BESS in stationary applications. However, ... -
Evaluación de la movilidad de pacientes crónicos complejos mediante dispositivos de seguimiento para su valoración pronóstica
(Sociedad Española de Informática de la Salud (Madrid, España), 2023-03-01)Los Pacientes Crónicos Complejos (PCC) se caracterizan por ser pacientes de edad avanzada con enfermedades limitantes y progresivas, polifarmacia y deterioro funcional, generando una mayor demanda asistencial y un mayor ... -
Analyzing the computational burden of global-linking balance equations in the medium-term unit commitment problem
(Institute of Electrical and Electronics Engineers Power and Energy Society; İstanbul Teknik Üniversi (Estambul, Turquía), 2023-09-29)Nowadays, the challenging developments in modern power systems demand increasing the accuracy of energy models for supporting decision-making processes towards a clean energy transition. However, enhancing their details ... -
Automatic classification and permittivity estimation of glycerin solutions using a dielectric resonator sensor and machine learning techniques
(IEEE Instrumentation and Measurement Society; Universiti Kuala Lumpur; Universiti Teknologi Malaysia (Kuala Lumpur, Malasia), 2023-07-13)This paper presents the application of a dielectric resonator sensor to characterize glycerin solutions. Air and nine different concentrations were measured within a relative permittivity range from 1 to 78.3. Principal ... -
Improved hybridization of CEVESA MIBEL market model based on real market data
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Lappeenranta, Finlandia), 2023-07-03)This paper presents a new hybridization approach to improve CEVESA, a multi-zonal hydro-thermal equilibrium model for the joint dispatch of energy and secondary reserve capacity for the Iberian Electricity Market (MIBEL). ... -
Enabling the seamless coordination and synchronization of microgrids using batteries
(IEEE Italy Section (Madrid, España), 2023-08-03)Microgrids (MGs) have become a commonly used way for renewable energy sources (RESs) integration in electrical distribution systems. These MGs are formed of a mix of RESs and batteries that can operate either in grid-forming ... -
Bid forwarding as a way to connect sequential markets: opportunities and barriers
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Lappeenranta, Finlandia), 2023-07-03)When markets trade compatible products, the overall procurement efficiency can be increased by forwarding the unused bids from one market to another by a predefined market operator. This process, known as bid forwarding, ... -
Integrating the central-dispatch markets into the European balancing platforms: main lessons learnt and challenges
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Lappeenranta, Finlandia), 2023-07-03)In European balancing markets, there are two co-existing market models based on the adopted dispatch process. In a self-dispatch model, the market players are in charge of determining the operational schedule of their ... -
Exploring the synergies of biomass-based top-cycle CHP plants with hydrogen for industrial applications
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Lappeenranta, Finlandia), 2023-07-03)Combined heat and power plants (CHP) maximise the usable energy from combustion processes. By providing both usable heat and electricity, it is a flexibly adjustable technology based on demand profiles from industrial ... -
Critical energy utopias and futures consciousness
(Turun yliopisto (Turku, Finlandia), 2023-06-16)This paper examines how futures consciousness may be impacted by the literary genre I call “critical energy utopias.” Like climate fiction (cli-fi) and solar punk, critical utopias can help narrate the transformations of ... -
Ingeniería inversa sobre protocolos de radiofrecuencia para sistemas Remote Keyless Entry
(Instituto Nacional de Ciberseguridad; Universidade de Vigo (Vigo, España), 2023-06-23)El sector del automóvil ha sido un objetivo para los ciberdelincuentes desde hace décadas. La nueva normativa que ha entrado en vigor en la industria del automóvil obliga a los fabricantes a tener en cuenta la ciberseguridad ... -
Dynamic risk assessment tool for customer IoT infrastructures for smart grids
(Instituto Nacional de Ciberseguridad; Universidade de Vigo (Vigo, España), 2023-08-07)IoT devices are becoming increasingly ubiquitous in today’s society. However, they are usually weak in terms of cybersecurity. This vulnerability to cyberattacks makes them an attractive target for hackers. Manipulation ... -
Threat models for vulnerability analysis of IoT devices for manipulation of demand attacks
(Instituto Nacional de Ciberseguridad; Universidade de Vigo (Vigo, España), 2023-08-07)The development of Internet of Things technologies has brought, along with new opportunities, new types of risks to the table. This is exemplified by attacks like the distributed denial of service from the botnet Mirai. ... -
Dataset para el análisis de eventos maliciosos en sistemas windows basados en la matriz de mitre
(Instituto Nacional de Ciberseguridad; Universidade de Vigo (Vigo, España), 2023-06-23)La evaluación de los sistemas de detección y prevención de amenazas requiere de la existencia de datasets que se encuentren actualizados y correctamente diseñados conforme las amenazas más comunes. Actualmente, la ... -
Multimode power oscillation damping controller synthesis using vector fitting
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Belgrado, Serbia), 2023-06-29)Low-frequency oscillations in power systems have been commonly damped by power system stabilisers based on lead-lag transfer functions. These stabilisers can be implemented in the control loops of synchronous generators ... -
Power flow algorithm using a second-order differentation approach
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Belgrado, Serbia), 2023-06-29)Load flow is the key tool for most of the studies related with electric power systems operation and planning. For a given electric network and power dispatch, power flow provides the state variables of the system, i.e. bus ... -
Re-synchronisation of a microgrid to the main grid using multi-agent secondary control
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Belgrado, Serbia), 2023-06-29)The idea of having self-powered microgrids has often been proposed to take full advantage of distributed generation resources. These microgrids can work either isolated from or connected to the main grid, which brings a ... -
Analytical frequency-constrained UC for island power systems
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Belgrado, Serbia), 2023-06-29)This paper presents a frequency-constrained unit commitment (FCUC) formulation for island power systems. The timely activation of spinning reserve is key to guaranteeing frequency stability in the operation planning phase. ... -
Design and comparison of UFLS schemes of isolated power systems based on frequency stability margin
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Belgrado, Serbia), 2023-06-29)Increasing penetration of renewable energy resources (RES) affects stability and, in particular, frequency stability of island power systems like the Canary Islands. System protection involves underfrequency load shedding ... -
Scalability analysis of a wireless M-Bus system for smart metering and sensoring
(Institute of Electrical and Electronics Engineers; Institute of Electrical and Electronics Engineers (Belgrado, Serbia), 2023-06-29)Wireless M-Bus communication protocol has emerged as one way of implementing smart metering for smart grids and cities. To determine possible applications of this technology in these contexts, its scalability and replicability ...