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Mostrando ítems 1-20 de 81
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Advance Exergo-Economic Analysis of a Waste Heat Recovery System Using ORC for a Bottoming Natural Gas Engine
(EnergiesBerna , Suiza, 2020-01-05)This manuscript presents an advanced exergo-economic analysis of a waste heat recovery system based on the organic Rankine cycle from the exhaust gases of an internal combustion engine. Different operating conditions were ... -
Affective and interactive suitability indicators: an experience in physics from the onto-semiotic approach
(Journal of Physics: Conference SeriesMadrid , España, 2020-12-16)The purpose of this research was to propose theoretical elements for the description of the students' attitudes in the teaching of differential calculus and its applications to physics from the onto-semiotic approach in ... -
Ambiente de aprendizaje lúdico de las matemáticas para niños de la segunda infancia
(Logos Ciencia & TecnologíaColombia, 2016-06-30)La investigación presenta resultados con respecto a la implementación de actividades lúdicas para el desarrollo intelectual de niños en disciplinas como topología, geometría y estadística. Su Objetivo consistió en analizar ... -
Behavior of the consumer of products in the offer of indigenous INGA tribes
(Revista Clío AméricaBogota ,Colombia, 2019-05-24)La investigación sigue un enfoque mixto. Su objetivo es diseñar un modelo estructural que identifique variables explicativas del proceso de compra de artesanías y extractos de plantas medicinales a la comunidad inga. Desde ... -
A Bibliometric analysis of possible alternative to achieve the replacement of cellulose acetate in cigarette filters from agricultural residues
(Journal of Physics: Conference SeriesLondres, Reino Unido, 2019-11-29)Polymers have become one of the most recognized materials in the industry, due to their good physical properties and the efficiency of their production process, in addition to the versatility and breadth of their fields ... -
Cenizas Volantes de Termoeléctrica como Materia Prima para la Fabricación de Materiales Cerámicos de Construcción: Efecto de la Temperatura de Cocción sobre el Material
(Informacion TecnologicaSantiago de Chile , Chile, 2019-02)Se empleó ceniza volante de una central termoeléctrica, como sustituto parcial de material arcilloso, para la elaboración de cerámicos de construcción. Las probetas se realizaron con sustituciones del 5, 10, 15 y 20% (peso), ... -
Communications skills from methodology creative and model of the united nations
(Journal of Physics: Conference SeriesMadrid , España, 2020-02-06)this article is result of the research which main objective was analyzed factors and influence of methodology creative and nations united model in the development of abilities in communication of the students of the ninth ... -
A comparative energy and exergy optimization of a supercritical-CO2 Brayton cycle and Organic Rankine Cycle combined system using swarm intelligence algorithms
(HeliyonAmsterdam , Paises Bajos, 2020-06)) using the PSO algorithm. A thermodynamic model of the integrated system was developed from the application of mass, energy and exergy balances to each component, which allowed the calculation of the exergy destroyed a ... -
Comparative for obtaining the optimum dosage of the soil-cement in clays of high and low plasticity
(Journal of Physics: Conference SeriesLondres, Reino Unido, 2019-11-29)Dosage is a technique to modify and improve the conditions of the soil-cement that comply with the conditions of the "Instituto Nacional de Vías" standard and in the same way, is economic to be implemented in different ... -
Comparative Performance of a Hybrid Renewable Energy Generation System with Dynamic Load Demand
(Applied SciencesBerna , Suiza, 2020-04-29)This article presents the modeling and simulation of a hybrid generation system, which uses solar energy generation, wind energy, and the regulation of a proton exchange membrane (PEM) cell to raise the demanded load, ... -
Comparative study of costs for reinforced concrete portico buildings designed with different degrees of seismic performance
(Journal of Physics: Conference SeriesLondres, Inglaterra, 2019-06-27)The Colombian regulation of earthquake resistant construction NSR-10 establishes that the seismic-resistant capacity of a building must be classified according to three degrees of energy dissipation: Special energy ... -
Comparison between electric vehicle technology and gasoline in regular operation. Pilot experience in public service
(Journal of Physics: Conference SeriesLondres, Reino Unido, 2020-02-06)Urban transport is an indispensable component for the development of cities, however, the massive use of motorized modes of transport with polluting technologies has generated the non-sustainability of the sector. Colombian ... -
El conocimiento semántico en la representación de problemas de ecuaciones diferenciales como modelos matemáticos
(Logos Ciencia & TecnologíaBogota , Colombia, 2016-12)En este artículo se presenta la caracterización del conocimiento semántico evidenciado por un grupo de estudiantes en la representación externa a problemas de ecuaciones diferenciales lineales de segundo orden como modelos ... -
Creativa, metodología para la motivación por el aprendizaje de las ciencias naturales
(Logos Ciencia & TecnologíaBogota ,Colombia, 2017-06)La investigación sigue un enfoque cuantitativo, cuasiexperimental, su objetivo fue analizar la influencia del desarrollo de la creatividad, en la motivación hacia el aprendizaje de las ciencias naturales en estudiantes ... -
Cuentería y Enseñanza de Geometría en la niñez
(Revista Boletin RedipeBogota ,Colombia, 2020-02-01)La investigación tiene por objetivo analizar la influencia del cuento en el aprendizaje de la geometría en niños y niñas. La metodología involucra el trabajo en equipo de docentes, estudiantes y padres de familia, bajo la ... -
Curricular trends in the Universidad Francisco de Paula Santander academic program offerings
(Journal of Physics: Conference SeriesLondres, Inglaterra, 2019-09-30)The objective of the research work, was to analyze the curriculum of the programs from "Universidad Francisco de Paula Santander" in San José de Cucuta, Colombia. The sample was participatory non-probability, with the ... -
Currículo para la formación en investigación, innovación y pensamiento socio-crítico apoyado en tic
(Revista Boletin RedipeBogota ,Colombia, 2020-05-01)La investigación parte de un análisis documental con enfoque cualitativo. Su objetivo es diseñar la tendencia curricular para orientar cursos, módulos y asignaturas de los diferentes programas académicos de la universidad ... -
Design and simulation of an alternative aqueduct network for urban population
(Journal of Physics: Conference SeriesLondres, Reino Unido, 2019-11-29)Aqueduct systems help to record water consumption, being a connection between nature and the population, allowing water to be transported continuously; a good design of aqueduct networks is necessary to meet the purpose ... -
Detection of water leaks with Dowsing technique and Reynold's transport theorem
(Journal of Physics: Conference Series, 2021-05-22)Zahorí techniques are traditionally used to detect water currents in land for subsequent extraction. On the other hand, water leaks represent economic losses in factories and residences. It is enough to survey a city and ... -
Determination of the adequate dosage of the soil-cement, using clay of high plasticity
(Journal of Physics: Conference SeriesLondres, Reino Unido, 2019-11-29)The clay is used in the area of constructions, ceramics and industrial applications: insecticides, pharmaceutical industry, cosmetics and painting, for its physical and chemical properties that are suitable for different ...