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- W2726907836 abstract "espanolLa evaluacion de la eficiencia economica y tecnica constituye una herramienta de gran utilidad para seleccionar la tecnologia de tratamiento de aguas residuales mas adecuada. Sin embargo, los modelos tradicionales usados para este fin, requieren que las unidades evaluadas operen bajo la misma tecnologia. Para superar esta limitacion, proponemos el uso de un modelo Data Envelopment Analysis (DEA) basado en el concepto de metafrontera no concava. De esta forma, es posible calcular tanto la eficiencia como el ratio de desfase tecnologico (RDT) de estaciones depuradoras de aguas residuales (EDARs) que utilizan tecnologias no homogeneas. Los resultados indican que la eficiencia media de las EDARs es alta y uniforme para las distintas tecnologias evaluadas. Ademas, los valores de RDT muestran que las EDARs que operan bajo la tecnologia de fangos activados se encuentran en el optimo en comparacion con el resto de tecnologias evaluadas. En definitiva, este trabajo demuestra la utilidad que tiene la evaluacion de la eficiencia de las EDARs a la hora de seleccionar la tecnologia mas adecuada para el tratamiento de aguas residuales. EnglishThe assessment of economic and technical efficiency provides a useful tool to select the most appropriate technology for wastewater treatment. However, traditional models require that the units being assessed operate with the same technology. To overcome this limitation, we investigate the viability of using a non-concave metafrontier approach, which is based on Data Envelopment Analysis (DEA) to calculate techno-economical efficiency and Technological Gap Ratios (TGRs) of wastewater treatment plants (WWTPs) operating with non-homogeneous technology. The results indicate that mean efficiencies are relatively high and uniform across the different technologies. Furthermore, analysis of TGR values shows that the efficiency performance is optimal for WWTPs operating with activated sludge in comparison to the other evaluated technologies. Our study shows the importance of quantitatively comparing the efficiency of WWTPs that use different technologies, for managers to make informed decisions when selecting the most appropriate technology for wastewater treatment." @default.
- W2726907836 created "2017-07-14" @default.
- W2726907836 creator A5002238103 @default.
- W2726907836 creator A5044715526 @default.
- W2726907836 date "2011-01-01" @default.
- W2726907836 modified "2023-09-23" @default.
- W2726907836 title "Análisis comparativo a través de metafrontera de la eficiencia técnico-económica de las EDARs" @default.
- W2726907836 hasPublicationYear "2011" @default.
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