Results 1 to 10 of about 313,124 (170)

Impact of power flow on the apparent impedance calculated by the distance protection in transmission lines

IET Generation, Transmission & Distribution, 2023
The reach of primary protection zones of transmission lines distance relays is affected when large power flows circulate through the transmission line prior to a short circuit occurrence.
Fonseca Leonardo, Chapi Fernando, Fonseca Antonio, Quilumba Franklin, Pérez‐Yauli Fabian   +4 more
doaj   +2 more sources

Estimation of the air conditioning energy consumption of a classroom using machine learning in a tropical climate [PDF]

Frontiers in Big Data
Air conditioning energy consumption in buildings represents a considerable percentage of total energy consumption, which underlines the importance of implementing measures contributing to its reduction. Predicting energy consumption is critical to making
Liliana Ortega-Diaz, Julian Jaramillo-Ibarra, German Osma-Pinto   +2 more
doaj   +2 more sources

Optimization of multi-period investment planning in street lighting systems by mixed-integer linear programming

International Journal for Simulation and Multidisciplinary Design Optimization, 2023
This article proposed the use of multi-period mixed-integer linear programming method for investment planning to support decision-making processes in upgrading and managing street lighting systems.
Rodríguez Cristhian C., Romero Quete Andrés A., Suvire Gastón O., Rivera Sergio R.   +3 more
doaj   +1 more source

Determination of the Thevenin equivalent in power grids using real records based on short circuit power

IET Generation, Transmission & Distribution, 2021
In recent years, methods for loadability determination based on real‐time measurements have been proposed for long‐term voltage stability scenarios. One of these methods corresponds to the reduction of the complete system into a basic Thevenin equivalent
A. Fonseca, G. Salazar, F. Quilumba, F. Pérez‐Yauli   +3 more
doaj   +1 more source

State-of-the-Art Using Bibliometric Analysis of Wind-Speed and -Power Forecasting Methods Applied in Power Systems

Energies, 2022
The integration of wind energy into power systems has intensified as a result of the urgency for global energy transition. This requires more accurate forecasting techniques that can capture the variability of the wind resource to achieve better ...
Ana Lagos, Joaquín E. Caicedo, Gustavo Coria, Andrés Romero Quete, Maximiliano Martínez, Gastón Suvire, Jesús Riquelme   +6 more
doaj   +1 more source

Parámetros del dominio de la frecuencia de pulsos de descargas parciales (DP), para la construcción de mapas de clasificación que permitan la separación de fuentes de DP, en mediciones en línea

Tecnología y Ciencia, 2022
En este trabajo se estudian las características en el dominio de la frecuencia de pulsos de Descargas Parciales (DP), con el objeto de conformar mapas de clasificación que permitan separar distintas fuentes de pulsos.
Damián Verna, Gerardo Kocsis, Hector Pocetti, Cristian Bonini, Marcos Maillot   +4 more
doaj   +1 more source

Solar energy production forecasting through artificial neuronal networks, considering the Föhn, north and south winds in San Juan, Argentina

The Journal of Engineering, 2019
This study presents a method to predict a day-ahead solar irradiation curve, under extreme meteorological phenomena (Föhn, north and south winds), existing in the province of San Juan, Argentina.
Luis Carlos Parra Raffán, Andrés Romero, Maximiliano Martinez   +2 more
doaj   +1 more source

Análisis de armónicos variando en el tiempo en sistemas eléctricos de potencia con parques eólicos, a través de la teoría de la posibilidad [PDF]

, 2015
This paper focuses on the analysis of the connection of wind farms to the electric power system and their impact on the harmonic load-flow. A possibilistic harmonic load-flow methodology, previously developed by the authors, allows for modeling ...
Ratta, Giuseppe, Romero Quete, Andrés Arturo, Suvire, Gaston Orlando, Zini, Humberto Cassiano   +3 more
core   +2 more sources

Combined control of a flywheel energy storage system and a vanadium redox flow battery for wind energy applications in microgrids

Dyna, 2017
The incorporation of wind generation in microgrids is growing progressively. This integration can introduce problems in the dynamics and power quality of the electrical system due to the wind fluctuations.
Gaston Orlando Suvire, Leonardo Javier Ontiveros, Pedro Enrique Mercado   +2 more
doaj   +1 more source

Evaluación de la pérdida de vida del aislamiento solido en transformadores de potencia, estimando la historia de carga y los perfiles de temperatura ambiente por medio de redes neuronales artificiales y simulaciones de Monte Carlo

Dyna, 2016
La estimación de la pérdida de vida es útil para la gestión de transformadores de potencia. Un método, no invasivo, es estimar la edad funcional del papel aislante del transformador, mediante las guías de carga.
Andrés Arturo Romero Quete, Enrique Esteban Mombello, Giuseppe Rattá   +2 more
doaj   +1 more source