Investigaciones: Envíos recientes
Mostrando ítems 961-980 de 1409
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Evaluation of service quality by means of six sigma in a center of documentary attention in a university
(Cartagena de IndiasIngeniería Industrial, 2020)Esta investigación propone un método de evaluación de la calidad del servicio en un centro de atención documental en una universidad. Desde un enfoque cuantitativo y racional se estableció un método fundamentado en las ... -
Evaluation of semi-intensive green roofs with drainage layers made out of recycled and reused materials
(Cartagena de IndiasCampus TecnológicoIngeniería Mecánica, 2020-05-29)Green roof systems represent an opportunity to mitigate the effect of natural soil loss due to the development of urban infrastructure, which significantly affects natural processes such as the hydrological water cycle. ... -
Ethnicity, space and human development in poor urban communities: Commune 6 in cartagena de indias, Colombia
(Campus TecnológicoEconomía, 2020-07)Cartagena de Indias has the highest social exclusion among the main cities in Colombia. This paper evaluates human development and the determinants of poverty in the commune 6, where the Afro-Colombian population predominates. ... -
Economic dispatch of renewable generators and BESS in DC microgrids using second-order cone optimization
(Campus TecnológicoIngeniería Eléctrica, 2020-04-03)A convex mathematical model based on second-order cone programming (SOCP) for the optimal operation in direct current microgrids (DCMGs) with high-level penetration of renewable energies and battery energy storage systems ... -
Direct power compensation in AC distribution networks with SCES systems via PI-PBC approach
(Campus TecnológicoIngeniería Eléctrica, 2020-04-23)Here, we explore the possibility of employing proportional-integral passivity-based control (PI-PBC) to support active and reactive power in alternating current (AC) distribution networks by using a supercapacitor energy ... -
Diagnóstico de las organizaciones solidarias del sector artístico-cultural en Córdoba y Sucre
(Administración de Empresas, 2020)Este estudio desde las industrias creativas y de economía solidaria, tuvo como objetivo diagnosticar las organizaciones solidarias artístico-culturales en los departamentos de Colombia, Córdoba y Sucre; para lo cual se ... -
Dataset of academic performance evolution for engineering students
(Campus TecnológicoIngeniería Industrial, 2020-04-18)This data article presents data on the results in national as- sessments for secondary and university education in engineering students. The data contains academic, social, economic information for 12,411 students. The ... -
Competitiveness in Insular Regions: Case of Isla Grande in the Archapelago of Islas Del Rosario, Cartagena, Colombia
(Campus TecnológicoEconomía, 2020-05-11)This article is based on a study whose objective was focused on identifying the variables and key actors with the greatest impact on the competitiveness of a large island in the island region of the Rosario Islands in ... -
Application of artificial neural network and information entropy theory to assess rainfall station distribution: A case study from Colombia
(Campus TecnológicoIngeniería Electrónica, 2020-07-12)An assessment of the rainfall station distribution in the mountainous area of the Regional Autonomous Corporation of Cundinamarca (CAR, for its acronym in Spanish), Colombia, was conducted by applying concepts from information ... -
State-of-the-art active optical techniques for three-dimensional surface metrology: a review [Invited]
(Campus TecnológicoIngeniería Mecatrónica, 2020)This paper reviews recent developments of non-contact three-dimensional (3D) surface metrology using an active structured optical probe. We focus primarily on those active non-contact 3D surface measurement techniques that ... -
A chronological literature review of electric vehicle interactions with power distribution systems
(Campus TecnológicoIngeniería Electrónica, 2020-06-11)In the last decade, the deployment of electric vehicles (EVs) has been largely promoted. This development has increased challenges in the power systems in the context of planning and operation due to the massive amount of ... -
Alternatives for recovering the ecosystem services and resilience of the Salamanca Island Natural Park, Colombia
(Campus TecnológicoIngeniería Civil, 2020-05-25)From a comprehensive diagnosis of the associated basins, islands, and wetlands of the coastal lagoon system of Ciénaga Grande de Santa Marta, Colombia, this work describes feasible options for the recovery of its ecosystem’s ... -
The early retirement of newscasts women presenters in Colombia and Spain: The repudiation of female old age
(Universidad Complutense de Madrid, 2019)The actual television, as a mass communication based on public image, maintains a series of sexual stereotypes that are also transmitted in the newscasts. In the following research article, a cross-cultural gender study ... -
Influence of vehicular traffic on environmental noise spectrum in the tourist route of Santa Marta City
(Elsevier Ltd, 2019)Transportation demands large amounts of fuel. In particular, road transport greatly contributes to both criteria air pollutants and noise within cities. The influence of vehicular traffic on the environmental noise spectrum ... -
Experimental data on the production and characterization of biochars derived from coconut-shell wastes obtained from the Colombian Pacific Coast at low temperature pyrolysis
(Elsevier Inc., 2020)Biochars are emerging eco-friendly products showing outstanding properties in areas such as carbon sequestration, soil amendment, bioremediation, biocomposites, and bioenergy. These interesting materials can be synthesized ... -
Economic Dispatch of BESS and renewable generators in DC microgrids using voltage-dependent load models
(MDPI AG, 2019)This paper addresses the optimal dispatch problem for battery energy storage systems (BESSs) in direct current (DC) mode for an operational period of 24 h. The problem is represented by a nonlinear programming (NLP) model ... -
In silico drug repurposing for the identification of potential candidate molecules against arboviruses infection
(Elsevier B.V., 2020)Arboviral diseases caused by dengue (DENV), Zika (ZIKV) and chikungunya (CHIKV) viruses represent a major public health problem worldwide, especially in tropical areas where millions of infections occur every year. The aim ... -
Renewable energy production and demand dataset for the energy system of Colombia
(Elsevier Inc., 2020)During the last decades, an increasing number of studies have focused their attention on the development of energy system models in order to facilitate sustainable energy planning strategies and understand the technical ... -
Analysis of the behavior of daily maximum rainfall within the department of Atlántico, Colombia
(MDPI AG, 2019)In the Colombian Caribbean region, there are few studies that evaluated the behavior of one of the most commonly used variables in hydrological analyses: the maximum daily rainfall (Pmax-24h). In this study, multiannual ... -
Effect of a commercial air valve on the rapid filling of a single pipeline: A numerical and experimental analysis
(MDPI AG, 2019)The filling process in water pipelines produces pressure surges caused by the compression of air pockets. In this sense, air valves should be appropriately designed to expel sufficient air to avoid pipeline failure. Recent ...
Universidad Tecnológica de Bolívar - 2017 Institución de Educación Superior sujeta a inspección y vigilancia por el Ministerio de Educación Nacional. Resolución No 961 del 26 de octubre de 1970 a través de la cual la Gobernación de Bolívar otorga la Personería Jurídica a la Universidad Tecnológica de Bolívar.