Now showing items 177-196 of 212

    • 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 ...
    • Relación de las curvas de energía específica y pendiente de fricción con las zonas de flujo libre en canales 

      Mejía-Garcés, F. J. (Francisco Jaime) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-09)
      One objective of an introductory course of open-channel flow is the analysis of gradually varied flow profiles. This paper shows a teaching-learning strategy that might improve the university practices for teaching ...
    • Remoción biológica de materia orgánica, nitrógeno y fósforo en un sistema tipo anaerobio-anóxico-aerobio. 

      González, M. (Maribel); Saldarriaga-Molina, J. C. (Julio César) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-12)
      Experimental results from a series of biological unitary processes for the simultaneous removal of organic matter (OM), nitrogen (N) and phosphorus (P) are shown in this study. A synthetic substrate similar to a domestic ...
    • Remoción de níquel y DQO presentes en las aguas residuales de la industria automotriz mediante electrocoagulación 

      Gonzalez-Silva, G. (German); Valencia, S. H. (Sergio Humberto) (Fondo Editorial EIA, 2013-10-22)
      By means of this study was determined if the electrocoagulation technique helps to minimize the nickel and organic matter, chemical oxygen demand (COD) concentration, present in wastewaters from automotive industry. A ...
    • Reporte de experiencias de la aplicación de Competisoft en cinco mipymes colombianas 

      Aguirre, A. F. (Andrés Felipe); Pardo-Calvache, C. J. (César Jesús); Pantoja-Yepez, W. L. (Wilson Libardo ); Mejía, Maria Fernanda; Pino-Correa, F. J. (Francisco José) (Fondo Editorial EIA, 2013-11-25)
      Micro, small and medium-sized software development enterprises are one of the most representative sectors of the global economy. For this reason, obtaining concrete results in the actual context through the methods and ...
    • Representación de relaciones semánticas entre problemas y objetivos mediante lógica de predicados 

      Zapata, Carlos Mario; Acevedo, J. F. (Juan Fernando); Moreno, D. A. (David Andrés) (Fondo Editorial EIA, 2013-11-18)
      Organizational world will always have goals to reach and obstacles to fight, in order to reach those goals. Identifying and representing goals and problems are previous stages in solving problems and establishing goals. ...
    • Resistencia al desgaste erosivo-corrosivo de aceros austeníticos fermanal 

      Aperador, W. (William); Bautista, J. H. (Jorge Hernando); Betancur, J. D. (Juan David) (Fondo Editorial EIA, 2013-11-05)
      We obtained austenitic alloys of the Fe-Mn-Al, Fe in the range (4.9~11.0 wt% Al) - (17.49~34.3 wt% Mn) -(0, 43 ~ 1.25 wt% C), which were melted in an induction furnace from high purity materials. The alloys were evaluated ...
    • Resolución del problema de enrutamiento de vehículos con limitaciones de capacidad utilizando un procedimiento metaheurístico de dos fases 

      Daza-Escorcia, Julio Mario; Montoya-Torres, J. R. (Jairo Rafael); Narducci-Marín, F. (Francesco) (Fondo Editorial EIA, 2013-11-26)
      This paper presents an alternative procedure to solve the Capacitated Vehicle Routing Problem (CVRP) with homogeneous fleet. The paper proposes a two-phase metaheuristic algorithm: routes design and fleet scheduling. The ...
    • Respirometría de Phragmites australis en presencia de materia orgánica disuelta y el xenobiótico clorotalonilo 

      Serna, J. P. (Juan Pablo); Casas, J. C. (Juan Carlos); Peñuela, Gustavo A. (Gustavo Antonio); Aguirre, Néstor Jaime (Fondo Editorial EIA, 2013-11-08)
      The respiratory rate of Phragmites australis exposed to synthetic sewage water (SSW) and chlorothalonil (CLT) was evaluated using a respirometer. The study was divided into two phases with the following treatments: phase ...
    • Una revisión de modelos y semánticas para la trazabilidad de requisitos 

      Tabares-Betancur, M. S. (Marta Silvia); Arango, F. (Fernando); Anaya-Hernandez, R. (Raquel) (Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-07)
      To make the tracking of requirements during software development process is not easy task. The software artifacts change throughout the time because the user requirements evolve. To minimize the caused impact by this ...
    • Seguimiento de una celda experimental de residuos sólidos urbanos 

      Arias-Saldarriaga, S. C. (Sandra Cristina); Agudelo-Garcia, R. A. (Rubén Alberto) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-07)
      The urban solid wastes generation is a consequence of the human beings’ different activities carried out daily in a municipality. The magnitude of the environmental impact generated is local or regional, depending on how ...
    • Selección de proveedores usando el despliegue de la función de calidad difusa 

      Osorio, J.C. (Juan Carlos); Arango, D. C. (Diana Carolina); Ruales, C. E. (Christian Ernesto) (Fondo Editorial EIA, 2013-11-18)
      This paper presents a multicriteria methodology for supplier selection framed in a certification process with the approach of ISO 9001:2000 standard, using fuzzy QFD as a tool for decision making. The model takes into ...
    • Simulation of a neonatal monitor for medical training purposes 

      Cifuentes, Jenny A.; Prieto-Ortiz, Flavio Augusto; Méndez, Luis Carlos (Fondo Editorial EIA, 2013-11-14)
      Se presenta el desarrollo de un monitor neonatal orientado al entrenamiento médico. Para esto se modelaron y simularon los principales signos vitales como son: señal ECG, señal de pulso, presión arterial, nivel de CO2, ...
    • Sinterización cerámica por elementos finitos 

      Arango, N. (Nolasco); Restrepo-Ochoa, J. L. (Jorge Luis); López, N. J. (Nelson de Jesús); Carvajal, L. (Leonardo) (Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-06)
      This paper describes and demonstrates the effectiveness of a finite-element procedure to predict the compactation of a green ceramic isostatics pressed plate during sintering process. The approach is based on the ...
    • Sistema de alerta temprana por movimientos en masa inducidos por lluvia para el Valle de Aburrá, Colombia 

      Aristizábal, E. (Edier); Gamboa, M. F. (Marco Fidel); Leoz, F. J. (Francisco Javier) (Fondo Editorial EIA, 2013-11-25)
      The complex physical conditions of the Aburrá Valley coupled with high vulnerability levels led to scenarios with a high potential for human and economic losses upon the occurrence of natural phenomena such as mass movements, ...
    • Sistema de formación de imágenes TOFD para ensayos no destructivos 

      Segura, D. (Darío); Rodríguez, A. (Alejandro) (Fondo Editorial EIA, 2013-11-12)
      This paper shows how the symbiosis of two disciplines, software engineering and ultrasonic techniques, made possible the development of a nondestructive testing system for TOFD imaging, and it also allowed to make the ...
    • Sistema de gestión de las reclamaciones posventa en empresas de construcción 

      Duque-Uribe, M. P. (Maria del Pilar); Arango-Londoño, N. (Nicolás); Morales, M. (Marcela); Ortiz-Arango, J. D. (Juan David); Bernal, C. M. (Carlos Mario); Aldana-Barrera, J. C. (Juan Camilo) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-07)
      This paper proposes a management system for the after sale claims applied to housing construction companies but also valid to any type of company. The system includes a map of the claim process with its respective forms ...
    • Sistemas de control de respuesta sísmica en edificaciones 

      Oviedo, J. A. (Juan Andrés); Duque-Uribe, M. P. (Maria del Pilar) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-08)
      This paper corresponds to a summary of the common aspects of the state-of-the-art seismic response control techniques to buildings. It is presented an overview of the energy balance concept in a structural system; it is ...
    • Los Sistemas de Información Geográfica (SIG) en la planificación municipal 

      Molina-Giraldo, A. M. (Adriana María); López, L. F. (Luis Fernando); Villegas, G. I. (Gloria Isabel) (Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-07)
      A review of the experiences with GIS technology that different municipalities and governmental institutions in the Oriente Antioqueño and Valle de Aburrá regions have had is presented here, identifying conditions that have ...