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Now showing items 1-20 of 411
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A numerical approach for fault detection in beam-like structures using modal strain energy
(Fondo Editorial EIA, 2013-12-16)La detección de daño estructural usando vibraciones se fundamenta en el hecho de que pueden usarse mediciones de cambios en las propiedades de vibración de una estructura para determinar la ocurrencia de daño estructural, ... -
A systematic review on identification of excitation systems for synchronous generators
(Fondo Editorial EIA, 2013-12-16)Este artículo presenta el estado del tema en identificación de sistemas aplicada a sistemas de excitación. Primero se presenta una visión general de identificación de sistemas y de los sistemas de excitación de generadores ... -
Ajuste de curvas mediante métodos no paramétricos para estudiar el comportamiento de contaminación del aire por material particulado PM10
(Fondo Editorial EIA, 2013-12-16)One of the main air pollutants is the particulate matter whose aerodynamic diameter is less than 10 micrometers, usually referred as PM10. It is a fact that the PM10 behavior in the air varies in an irregular way, and also ... -
Alcohol carburante: actualidad tecnológica
(Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-06)This study shows technical, economical, and environmental aspects which have to be handled in the design of the new plants to be built in Colombia in order to produce the alcohol required to fit the new rules established ... -
Algoritmo de integración para materiales no lineales considerando los efectos de viscoplasticidad, endurecimiento cinemático no lineal y daño
(Civil, Ambiental Geológica e IndustrialEscuela de Ingeniería de Antioquia EIA, 2014-05-07)In the Finite Element Method (FEM) material non-linearities are considered through incremental formulations in terms of a pseudo-time variable for the case of rate independent models and a real time variable in the case ... -
Algoritmo etapa a etapa para la simulación de cascadas de extracción en fase líquida aplicando el modelo de equilibrio
(Fondo Editorial EIA, 2013-12-17)It is shown a stage-by-stage solution method for the group of mass balances, equilibrium relationships, sum of compositions and enthalpy equations (MESH equations) that represents the equilibrium model for a countercurrent ... -
Un algoritmo genético híbrido y un enfriamiento simulado para solucionar el problema de programación de pedidos Job Shop
(Fondo Editorial EIA, 2013-12-17)Job Shop Scheduling Problem (JSP), classified as NP-Hard, has been a challenge for the scientific community because achieving an optimal solution to this problem is complicated as it grows in number of machines and jobs. ... -
Algoritmo para la solución numérica de sistemas de ecuaciones no lineales mediante una estrategia de optimización global basada en análisis de intervalos
(Fondo Editorial EIA, 2013-12-17)In this paper an algorithm for the numerical solution of nonlinear equations systems is presented. For this purpose the system of equations becomes a function of real value which will be minimized, in the global sense, in ... -
Ambiente inteligente distribuido de aprendizaje: integración de ITS y CSCL por medio de agentes pedagógicos
(Escuela de Ingeniería de Antioquia EIA, 2014-05-08)In this article we start describing the theory inside the Distributed Intelligent Learning Environment (DILE), Intelligent Tutorial Systems (ITS), Computer-Supported Collaborative Learning (CSCL), and Multi-Agent Pedagogical ... -
Analyzing inflation: Measurement problems and trends
(Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-15)As a consequence of the crisis of 2007/2008, which started in the United States of America within the financial sector and which then spread to the real sector, the governments of several countries had to bail out financial ... -
Análisis biomecánico de la epifisiolisis de la cabeza femoral: comparación entre fémures sanos y enfermos
(Biomédica, Mecatrónica y MecánicaEscuela de Ingeniería de Antioquia EIAUniversidad CES, 2014-04-20)In this work, a finite element analysis (FEA) is accomplished to study the differences of stresses in the growth plate, that are produced in healthy and unhealthy femurs, and to evaluate the possible causes of this illness. ... -
Análisis biomecánico de la esgrima mediante sistemas optoelectrónicos de análisis de movimiento. Estudio de caso: deportista de alto rendimiento
(Biomédica, Mecatrónica y MecánicaEscuela de Ingeniería de Antioquia EIAUniversidad CES, 2014-04-20)This article presents the study of fencing techniques through biomechanical analysis, using optoelectronic systems that capture in real time two main gestures: advance and lunge, with the objective to digitally characterize ... -
Análisis cinemático del salto en pacientes sin patologías en extremidades inferiores
(Biomédica, Mecatrónica y MecánicaEscuela de Ingeniería de Antioquia EIAUniversidad CES, 2014-04-23)Vertical jumping is a crucial ability in the performance of several sports such as volleyball, basketball and football. The standing vertical jump is based on several specific independent variables, where each can affect ... -
Análisis de la ingeniería de requisitos orientada por aspectos según la industria del software
(Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-09)Applying good practices to manage software requirements is a basic condition to obtain quality products. Therefore, it is important that software companies maintain a constant research around of new techniques and ... -
Análisis de la trazabilidad desde la perspectiva de la orientación a aspectos
(Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-07)In this article an analysis about traceability concerns from the aspect-oriented software development over a software system is presented. To achieve that, the general concepts about traceability and the aspect oriented ... -
Análisis de proyecciones y valoración de una compañía del sector de alimentos
(Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-12)The project consists in the valuation of a Colombian company following the method of discounted free cash flow, using a financial model that allows projecting the future performance of the company. The valuation project ... -
Análisis de riesgo en el proyecto de un sistema de información para la red empresarial Ecocacao
(Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-13)This paper presents an analysis of risks on implementing a plan to create an information system for the network Ecocacao. This risk analysis is conducted on the basis of the method described by the Project Management ... -
Análisis de riesgos financieros del proyecto soluciones informáticas de Compugroup
(Administrativa, Financiera, Sistemas y ComputaciónEscuela de Ingeniería de Antioquia EIA, 2014-05-13)This article aims at assessing the financial risks of the proposed company Compugroup from updating the financial study developed in 2006. To conduct such an assessment was made a deterministic and stochastic analysis ... -
Análisis de sensibilidad espacial de un modelo hidrodinámico del embalse Punchiná (Antioquia)
(Fondo Editorial EIA, 2013-12-17)This paper presents a methodology to assess explicitly the optimal value of the numerical parameters in a hydrodynamic model, such as the grid resolution (horizontal and vertical direction) and the calculation time interval. ... -
Análisis de umbrales empíricos de lluvia para el pronóstico de movimientos en masa en el Valle de Aburrá, Colombia
(Fondo Editorial EIA, 2013-12-17)Mass movements are the product of a progressive reduction of strength of slope geomaterials by human actions or natural processes, such as weathering, and triggered by external factors like rainfall or earthquakes. These ...