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Andrés F. Villalba-Barrios, Oscar E. Coronado-Hernández, Vicente S. Fuertes-Miquel, Jairo R. Coronado-Hernández and Helena M. Ramos
The calculation of base flow rates in rivers is complex since hydrogeological and hydrological studies should be performed. The estimation of base flow rates in storm hydrograph associated to various return periods is even more challenging compared to ot...
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Oscar Danilo Montoya, Luis Fernando Grisales-Noreña and Carlos Andres Ramos-Paja
The problem of optimal siting and dimensioning of photovoltaic (PV) generators in medium-voltage distribution networks is addressed in this research from the perspective of combinatorial optimization. The exact mixed-integer programming (MINLP) model is ...
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Sergio Ignacio Serna-Garcés, Carlos Andrés Ramos-Paja, Daniel Gonzalez-Montoya
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William Quitiaquez,José Estupiñan-Campos,C.A. Isaza Roldán,Fernando Toapanta-Ramos,Andrés Lobato-Campoverde
El objetivo de la presente investigación fue realizar un análisis numérico mediante CFD de un colector solar de placa plana; además, se realizó una comparación con resultados experimentales. El fluido de trabajo alcanzó una temperatura máxima de salida d...
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Jorge Andrés Muñoz Mendoza,Sandra María Sepúlveda Yelpo,Carmen Lissette Veloso Ramos,Carlos Leandro Delgado Fuentealba
Pág. 109 - 122
We analyzed the effects of corporate and capital structures on the operational efficiency of Chilean companies. Corporate structure was measured by ownership structure and managerial discretion while capital structure is quantified by indebtedness, short...
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Jorge Andrés Muñoz Mendoza,Sandra María Sepúlveda Yelpo,Carmen Lissette Veloso Ramos
Pág. 23 - 34
We investigated the effects of institutional environment on banking development. These effects were quantified directly for banking development as well as indirectly for financial stability and diversification activities. We used a dynamic regression mod...
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Pablo Rafael Banega Grassi, Pablo Gamazo, Julián Andrés Ramos, Vanessa Erasun, Gonzalo Sapriza, Lucas Bessone
Pág. 111 - 123
El Sistema Acuífero Guaraní (SAG), cuya extensión comprende parte de Brasil, Argentina, Paraguay y Uruguay, es uno de los reservorios de agua dulce más grandes del mundo. En las inmediaciones de las ciudades de Concordia y Salto el acuífero se encuentra ...
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Julián Andrés Mayor-Ríos, Diana Milena Pacheco-Ortiz, Juan Camilo Patiño-Vanegas, Santiago Ernesto Ramos-y-Yovera
Pág. 53 - 76
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Jeisson Vélez-Sánchez, Juan David Bastidas-Rodríguez, Carlos Andrés Ramos-Paja, Daniel González Montoya and Luz Adriana Trejos-Grisales
Bypass diodes (BDs) present in photovoltaic (PV) modules are represented by the exponential model, which requires two parameters: the inverse-saturation current (
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Andrés Henao-Muñoz, Andrés Saavedra-Montes and Carlos Ramos-Paja
An optimal power dispatch of a small-scale standalone microgrid for remote area power supply in Colombian territory is proposed in this paper. The power dispatch is generated by an energy management system based on a mixed-integer linear programming, whi...
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