Now showing items 159-178 of 212

    • Negociación: competencia gerencial por antonomasia 

      Paz, J. I. (Jorge Ignacio) (Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-06)
      Conflicts are inherent in human beings. Conflicts occur when people interact and have opposing viewpoints that they sustain and defend. The right management decisions come from the creativity spurred by a disagreement. ...
    • Optimización de parámetros y de valores de inicio para el modelo de HOLT basado en señales de rastreo 

      Castro, C. A. (Carlos Alberto); Uribe-Cadavid, D. C. (Diana Cecilia) (Fondo Editorial EIA, 2013-11-21)
      Time series models are quantitative techniques commonly used to forecast the behavior of variables. These models include the exponential smoothing with trend or Holt model that requires the definition of the smoothing ...
    • Optimización de una red de transporte combinado para la exportación del carbón del interior de Colombia 

      Márquez-Díaz, L. G. (Luis Gabriel) (Fondo Editorial EIA, 2013-11-15)
      A combined transport network is studied with planning perspective in 2019, in order to identify optimal routes for transporting coal from centrally located sites within Colombia to export ports. Methodology based on the ...
    • Patologías, causas y soluciones del concreto arquitectónico en Medellín 

      Figueroa, T. (Tatiana); Palacio, R. (Ricardo) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-12)
      This paper discusses the most important results of a research focused on the construction process of architectonical concrete, presenting as a final result a handbook with recommendations on how to build architectonical concrete ...
    • Patrones de Turing sobre esferas con crecimiento continuo 

      Garzón-Alvarado, D. A. (Diego Alexánder); Ramírez-Martínez, Angélica María; Duque-Daza, Carlos Alberto (Fondo Editorial EIA, 2013-11-08)
      We have developed several numerical examples of reaction-diffusion equations with growth surface domain. In this research we use the Schnakenberg reaction model, with parameters in the Turing space. Therefore,numerical ...
    • Un patrón de interacción entre diagramas de actividades UML y sistemas workflow 

      Tabares-Betancur, M. S. (Marta Silvia); Pineda, J. D. (Juan Diego); Barrera, A. F. (Andrés Felipe) (Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-12)
      In software development environments there is a big interest to look and develop techniques that could integrate transactional systems with Workflow systems in order to support the business processes in organizations. ...
    • Perspectivas del tratamiento anaerobio de aguas residuales domésticas en países en desarrollo 

      Torres, P. (Patricia) (Fondo Editorial EIA, 2013-11-06)
      Appropriate and sustainable municipal wastewater treatments plants –WWTP– are strongly required in developing countries which face both sanitation problems and poverty. Anaerobic digestion, as a leading technology that ...
    • Planeamiento multiobjetivo de sistemas de distribución usando un algoritmo evolutivo NSGA-II 

      López, L. (Libardo); Hincapié, R. A. (Ricardo Alberto); Gallego, Ramón Alfonso (Fondo Editorial EIA, 2013-11-19)
      This paper presents a methodology to solve the problem of distribution system planning, using a multiobjective optimization technique. In the proposed model the location and design of new elements and the upgrading of ...
    • Power control of a bidirectional DC BUS for fuel cells applications 

      Restrepo, A. F. (Andrés Fernando); Ramos-Paja, C. A. (Carlos Andrés); Franco-Mejía, Edinson (Fondo Editorial EIA, 2013-11-07)
      Este artículo propone un sistema de potencia para aplicaciones de pilas de combustible capaz de transferir energía de la fuente de potencia a la carga y de cargar un sistema de almacenamiento con flujos regenerativos de ...
    • Problem-based learning application in engineering 

      Echavarría-Goicochea, M. V. (María Victoria) (Fondo Editorial EIA, 2013-11-21)
      El aprendizaje basado en problemas es una estrategia pedagógica ampliamente utilizada en el mundo con el propósito de mejorar el aprendizaje de los estudiantes, quienes se convierten en el centro del proceso. Este artículo ...
    • Producción de biomasa y exopolisacáridos de grifola frondosa bajo cultivo sumergido utilizando fuentes de carbono no convencionales 

      Zapata-Ocampo, P. A. (Paola Andrea); Rojas-Vahos, D. F. (Diego Fernando); Fernández-Ossa, C. E. (Carlos Eduardo); Ramirez-Cadavid, D. A. (David Alexander); Restrepo, G. (Gloria); Orjuela, V. (Viviana); Arroyave, M. (Marcela); Gómez, T. (Tatiana); Atehortúa-Garcés, L. (Lucia) (Biomédica, Mecatrónica y MecánicaEscuela de Ingeniería de Antioquia EIA, 2014-05-08)
      Grifola frondosa is a Basidiomycete fungus edible and medicinal, it produces polysaccharides such a glucans (β-1,6 and β-1,3) with anti-tumor and inmuno-stimulating activity. For this work, the aim was evaluate the ...
    • Producción y caracterización de partículas y fibras cortas de β-Sic obtenidas a partir de cáscara de arroz 

      Valencia-García, M. F. (Marco Fidel); Martínez, H. V. (Háder Vladimir); Chejne, F. (Farid); Cruz-Riaño, L. J. (Luis Javier) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-07)
      The use of the rice hull is minimal in most of the Latin American countries and only a small portion is used as fertilizer or fuel. However, products of rice hull obtained by pyrolysis can be useful for abrasive and refractory ...
    • Propiedades mecánicas y comportamiento tribológico de recubrimientos multicapa de CRN/TIN 

      Gómez-Botero, M. A. (Maryory Astrid); Bejarano-Gaitán, G. (Gilberto); Cano, D. A. (Diego Alejandro); Osorio, Jaime Alberto; Bolívar-Osorio, F. J. (Francisco Javier) (Fondo Editorial EIA, 2013-11-15)
      Multilayer coatings represent a promising class of protective coatings due to the improvement in tribological, mechanical, and anticorrosive properties conferred to the coated surfaces. This has motivated the research, ...
    • Propuesta de calibración de un modelo para el tránsito de crecientes en un tramo del río Medellín 

      Álvarez, L. M. (Lina María); Barros-Martínez, J. F. (Juan Fernando) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-08)
      This paper presents the methodology used to calibrate an NWS-FLDWAV model for flood routing through a stretch of the Medellín river. To build the model, the topographic information of the selected river section was ...
    • Propuesta de distribución en planta bietapa en ambientes de manufactura flexible mediante el proceso analítico jerárquico 

      Salazar, A. F. (Andrés Felipe); Vargas, L. C. (Leidy Carolina); Añasco, C. E. (Camilo Ernesto); Orejuela-Cabrera, J. P. (Juan Pablo) (Fondo Editorial EIA, 2013-11-22)
      In flexible manufacturing environments, the cellular distribution is adequate to improve process flows, cycle times and product quality. Its role is to define product families and cells formation that allow the processing ...
    • Propuesta metodológica para la evaluación de sistemas de tratamiento de aguas residuales domésticas en el sitio de origen 

      Wills, B. A. (Beatriz Amparo); Vélez, S. (Santiago); Arboleda, A. F. (Andrés Felipe); Garcés, J. P. (Juan Pablo) (Fondo Editorial EIA, 2013-11-25)
      A method for the evaluation of domestic onsite wastewater treatment systems is proposed. It allows establishing, in a representative way, the performance of these systems ensuring, by the use of two homogenization units, ...
    • Propuesta metodológica para la evaluación del desempeño estructural de una estantería metálica 

      Arango, S. (Sergio); Paz, A. (Alejandro); Duque-Uribe, M. P. (Maria del Pilar) (Fondo Editorial EIA, 2013-11-27)
      Seismic engineering has been responsible of proposing design methods to ensure that structures behave according to defined limit states during their lifetime and to fulfill the function for which they were designed. This ...
    • Propuesta para incorporar evaluación y pruebas de usabilidad dentro de un proceso de desarrollo de software 

      Florian-Gaviria, B. E. (Beatriz Eugenia); Solarte, O. (Oswaldo); Reyes-Vera, J. M. (Javier Mauricio) (Fondo Editorial EIA, 2013-11-25)
      Usability is critical to consider an interactive software system successful. Usability testing and evaluation during product development have gained wide acceptance as a strategy to improve product quality. Early introduction ...
    • Regresión y correlación de superficies ópticas de revolución en forma canónica conocidos los radios de curvatura 

      Valencia-Estrada, J. C. (Juan Camilo); Bedoya, A. H. (Álvaro Hernán) (Fondo Editorial EIA, 2013-11-26)
      Three mathematical models are presented for the regression and correlation of a cloud of N points in R3 with Cartesian coordinates xj, yj as abscissas, with his respective ordinate ri as a radius of curvature of the axial ...
    • Relaciones entre el concepto de movilidad y la ocupación territorial de Medellín 

      López, F. (Fredy); Nieto, D. B. (Dora Beatriz); Arias, C. (Carolina) (Fondo Editorial EIA, 2013-11-22)
      Major Colombian cities face the beginning of the 21st century with an additional concern in their possibilities for development, sustainability, and inhabitability: urban mobility. This term, easily associated with the way ...