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Abstract: A useful tool to support the decision-making process in power transformer management is risk assessment. There are few practical methodologies to assess a Transformer Risk Index (TRI). In addition, such proposals do not consider the latest advances in techniq
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Abstract: During the braking process, the heat produced by the friction between the brake pads and the disc is not quickly dissipated, this depends on the geometry and material of manufacture. Therefore, in the disc brake when a strong braking is caused, they can accum
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Resumen: En los Ambientes Inteligentes (AmI) existen dispositivos inteligentes que interactúan entre sí en el cumplimiento de sus tareas, que necesitan entender su contexto para poder ofrecer servicios adecuados a sus usuarios. Un AmI para aprendizaje en la nube (AmIC
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Abstract: This work analyses the relationship between the degree of creativity, measured through the level of novelty and the level of usefulness, and the quality of the design outcomes. To do so, a total of twelve conceptual designs obtained in a design experiment wer
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Abstract: This work presents a numerical approach for the automatic adjustment of parameters of the Mazars Damage Model, applied to a thermo-hydro-mechanical modeling of concrete structures. The procedure is based on a Scientific Workflow System (SWS) that addresses th
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Resumen: En este trabajo se estudia la velocidad de ascenso, expansión de un termal y fuerza boyante con convección libre considerándolo como un fluido incompresible y estacionario. El análisis del termal se dará para diferentes valores del número de Grashof considera
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Abstract: State space optimal controllers became popular over the last decades mainly because of its performance and robustness properties, as well as easy extension for multi-variable systems (MIMO). On the other hand, many industrial processes present dominant dead-t
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Abstract: Due to the increasing demand for functional foods and dietary supplements, mushroom production has increased significantly in recent years, which is why the study of operational conditions affecting the biotechnology cultivation of these mushrooms has become
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Abstract: A practical problem in automation systems modeling is the choice between a fully hybrid approach and the fluidization of some parts conserving the general discrete event approach. This paper explores the approach based on specific hybrid parts into a discrete
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Abstract: The use of ´interlayers´ that tolerate high tensile and shear strain that exists above cracks in deteriorated pavements is becoming an interesting solution to prevent reflective cracking. Recent advances in polymer technology have led to binders that can be u
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Abstract: This paper proposes an integrated method for estimating the manufacturing competitiveness of companies using their comparative performance in their manufacturing objectives. The developed method uses an extensive analysis of the literature along with expert a
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Abstract: This research focuses on clay dispersion of commercial Cloisite 10A in recycled PET (RPET) to improve the properties of recycled polymer lost in the reprocessing of materials, specifically during extrusion. Varying mixtures of RPET/Cloisite 10A were prepared
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Abstract: A simulation model to estimate bending overstrength in reinforced concrete elements is presented. The simulation model employs basic design hypotheses according to NTC–04 [1] and ACI 318–11 [2] for rectangular concrete beams subjected to bending with rebars i
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Abstract: Mass movement in natural slopes can cause great material and human loss for society. In this context, stability analyses become quite complex since there are a large number of uncertainties involved in the interpretation of the problem. This paper presents an
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Abstract: Hyperspectral remote sensors acquire data coming from hundreds of narrow bands through the electromagnetic spectrum; this allows the terrestrial and maritime surfaces to be characterized for Earth observation. Hyperspectral image processing requires algorithm
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Abstract: Modified control charts are used to monitor and control manufacturing processes which are considered to be six-sigma processes. The use of these charts is based on the idea that the cost of identifying and correcting special causes is much higher than the cos
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Abstract: The hybrid paradigm (often referred to as Cyber-Physical-Systems) can be employed to understand (by modelling) or to manipulate (by control design) the dynamical behavior of systems. In this paper, a system of wide use in applications (Buck-type power convert
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Resumen: La introducción de nuevos requerimientos operacionales a las empresas de fabricación determina una complejidad emergente en su ciclo de vida debida a distintos aspectos tales como: su distribución geográfica, volatilidad e incertidumbre de los negocios, incor
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Resumen: Las capacidades dinámicas de innovación en una organización son entendidas como necesarias para lograr el aprovechamiento de los recursos de la organización en pro de la obtención de ventajas competitivas sostenibles por medio de los procesos de innovación qu
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Resumen: Actualmente el Volcán Cotopaxi ha experimentado un incremento progresivo en su actividad sísmica, por lo que los especialistas requieren herramientas de alta eficiencia y confiabilidad para la monitorización volcánica. Este artículo presenta una detección bas
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Resumen: Se evaluaron tres técnicas de deshidratación de etanol: la destilación azeotrópica con benceno, la pervaporación y la adsorción con tamices moleculares. Para la simulación de las técnicas se utilizó el simulador de procesos HYSYS v3.2 y para su comparación se
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Abstract: We consider the Location-Routing Problem with Heterogeneous Fleet (LRPH) in which the goal is to determine the depots to be opened, the customers to be assigned to each open depot, and the corresponding routes fulfilling the demand of the customers and by con
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Abstract: In this work were studied the effects of shoulder geometry of tool on microstructure evolution and mechanical properties of friction stir welded joints of AA1100 aluminum alloy using a milling machine. Three designs of shoulder geometry were evaluated with th
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Resumen: Los problemas de tráfico son cada vez más frecuentes debido al gran desarrollo tecnológico de la humanidad siendo, además, esencial su control para optimizar la infraestructura y el transporte público. Para lograr este objetivo, es necesario hacer una estimac
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Abstract: Retrieving useful information from video sequences, such as the dynamics of pedestrians, and other moving objects on a video sequence, leads to further knowledge of what is happening on a scene. In this paper, a Target Framework associates each person with an
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Abstract: Mobile phone use is increasing worldwide. The physical, cognitive and social health implications of mobile phone use in young users are considered. A survey of 168 children aged 8-11 and 136 children aged 11-14 is reported. Participants completed questionnair
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Abstract: Medical clothes have the primary function of protection. However this function must be correlated with a good comfort experience to the user. The comfort is a very important issue, since professionals are exposed to stress situations that can influence, negat
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Resumen: Este trabajo presenta la evolución microestructural del compuesto Mg2Ni0.5Co0.5 obtenido mediante aleado mecánico y el estudio de sus propiedades de hidruración. Los polvos elementales de Mg, Ni y Co con una relación atómica 2:0.5:0.5 se alearon mecánicamente
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Abstract: The study of pile foundation reliability and safety is based on the analysis of the probabilistic moments, average and coefficient of variation that are associated with the resistant surface. This surface imposes the condition that there is a finite populatio
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Resumen: El agave es una especie no maderable, que puede ser utilizada para la extracción de celulosa. Se han realizado trabajos que reportan la elaboración de papel a partir de fibras de seis especies de agaves: A. lechuguilla, A. Angustifolia, A. tequilana, A. ameri
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Abstract: Magnesium and its alloys are used for biomaterials in orthopedic applications. Such alloys are still under development, and they are used due to their biocompatibility and mechanical (bone-like) properties that make them suitable to be used as biomaterials. M
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Resumen: Este artículo presenta una revisión al estado del arte durante los últimos diez años, de la literatura relacionada con las plataformas de intercambio logísticas, denominadas Cross-Docking. Este tipo de sistemas surgen como alternativa para reducir el costo lo
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Resumen: El avance de la ciencia en el contexto global en el último medio siglo, se ha atribuido a los altos niveles de información disponible en Internet, transformable en conocimiento, innovación y productividad. De manera que, la disponibilidad y uso de las tecnolo
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Resumen: En este estudio se evalúa la inactivación de Bacillus licheniformis en extractos líquidos de café usando calentamiento por microondas. Para lograr medidas precisas de temperatura, se desarrolló y calibró un sensor de fibra óptica para medir en tiempo real e i
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Abstract: Transport facilitates both economic and social development across the globe. Therefore, mass transportation has increased over time, and fossil fuels have been used discriminately to fulfill the demand in the transportation sector. Environmental and social fa
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Abstract: The objective of this study was to develop and propose a methodology to evaluate the quality of different sampling grids. In addition, it allows us to choose the sampling grid that better suits one or a set of variables. The structure and magnitude of the spa
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Abstract: The paper presents the UAREI (User-Action-Rule-Entities-Interface) model for formal specification of software gamification, and the UAREI visual modelling language for graphical representation of game mechanics. A case of study in gamification of the Trogon p
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Abstract: Many purchasing decisions have an associated level of risk deriving from the uncertain environment facing the buyer and the possible negative consequences of an online purchase. Through an empirical study, using a regression analysis of latent variables and t
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Abstract: This paper studies the minimization of the cost of an air pollution control problem in a three-dimensional region where there exists several sources of pollution. Since the control area has an infinite set of points, the proposed model was formulated using se
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Abstract: This article aims to bond representative variables of marketing and trade activities as well as variables employed to structure and direct an innovation process to a management model. A general model that can be adapted to any industry in order to develop lon
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Resumen: Las consecuencias de los desastres naturales en los últimos años han evidenciado la complejidad de esos eventos. Entre las decisiones importantes en situaciones de desastres están la localización de centros de auxilio, la distribución de productos y el dimens
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Abstract: This study focuses on the relative importance of the forcing agents of Atrato River plume as it propagates in a tropical estuary located in the Gulf of Uraba in the Colombian Caribbean Sea. Six campaigns of intensive field data collection were carried out fro
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Abstract: This article proposes a methodology to support decision-making to select an international market. To do so, an output-oriented data envelopment analysis (DEA) model is used. This methodology takes into account multiple variables such as import tariffs, logist
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Abstract: This paper proposes a radar-based sensing system that estimates the coordinates for shorelines based on image-processing techniques. The proposed system provides shore estimations without appreciable loss of resolution and avoids the costs associated with bat
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Abstract: Eclogites discovered on southwestern Pijao, Central Cordillera (Colombia Andes), are enriched in almandine (Xalm = 0.50-0.58; XFe = 0.69-0.83) and grossular (Xgrs = 0.25-0.30), with lesser amounts of pyrope (Xprp = 0.12-0.23), and relatively low spessartine (
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Abstract: The objective of this study was to develop and propose a methodology to evaluate the quality of different sampling grids. In addition, it allows us to choose the sampling grid that better suits one or a set of variables. The structure and magnitude of the spa
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