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Un marco de conjunto basado en algoritmos genéticos para la predicción de la velocidad del viento

Tathiana Mikamura Barchi1, João Lucas Ferreira Dos Santos1, Thiago Antonini Alves2

  • 1Graduate Program in Industrial Engineering, Federal University of Technology - Paraná, 84017-220, Ponta Grossa, Brazil.

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Resumen
Este resumen es generado por máquina.

La predicción precisa de la velocidad del viento es crucial para las energías renovables. Un novedoso marco de conjunto basado en algoritmos genéticos (GA) mejora significativamente las predicciones de velocidad del viento, mejorando la confiabilidad de la integración de la energía eólica.

Palabras clave:
redes neuronales artificialesmétodos Box & Jenkinsconjuntosalgoritmo genéticomodelos híbridospredicción de velocidad del viento

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Área de la Ciencia:

  • Sistemas de Energía Renovable; Predicción Meteorológica; Inteligencia Computacional

Sus antecedentes:

  • La energía eólica es un recurso limpio vital, pero su variabilidad requiere una predicción precisa.; Los modelos existentes de predicción de la velocidad del viento tienen dificultades con las influencias meteorológicas.; La predicción confiable es clave para gestionar la intermitencia de la energía eólica.

Objetivo del estudio:

  • Desarrollar y evaluar un marco de conjunto basado en algoritmos genéticos (GA) para mejorar la predicción de la velocidad del viento.; Comparar sistemáticamente el rendimiento de 14 modelos de predicción diversos.; Evaluar la efectividad del marco en múltiples ciudades brasileñas.

Principales métodos:

  • Se propuso un enfoque de conjunto basado en GA, que combina varios modelos de predicción.; Se evaluaron catorce modelos, incluidos tipos lineales, de redes neuronales, híbridos y de conjunto.; Se utilizaron datos de velocidad del viento minuto a minuto de cinco ciudades brasileñas para la validación del modelo.

Principales resultados:

  • El marco de conjunto basado en GA demostró un rendimiento superior con bajos valores de error cuadrático medio (MSE) y error absoluto medio (MAE).; Los altos valores de R al cuadrado (R2) (0.7139–0.8723) indicaron sólidas capacidades predictivas.; La validación estadística (prueba de Friedman, p < 0.001) confirmó diferencias significativas en el rendimiento del modelo y la estabilidad de los rangos.

Conclusiones:

  • El marco de conjunto propuesto basado en GA ofrece un avance significativo en la precisión de la predicción de la velocidad del viento.; El marco exhibe alta escalabilidad y eficiencia computacional, lo que lo hace adecuado para aplicaciones prácticas.; La mejora de la predicción de la velocidad del viento mejora la integración y la confiabilidad de los sistemas de energía eólica.