Investigaciones: Envíos recientes
Mostrando ítems 281-300 de 1465
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Black hole optimizer for the optimal power injection in distribution networks using DG
(Cartagena de Indias, 2021)The optimal sizing of Distributed Generators (DG) in electric power distribution networks is carried out through a metaheuristic optimization strategy. To size DG it is proposed an optimal power flow model is formulated ... -
Bibliometric Analysis of Global Trends around Hydrogen Production Based on the Scopus Database in the Period 2011–2021
(Cartagena de Indias, 2023)Given the increase in population and energy demand worldwide, alternative methods have been adopted for the production of hydrogen as a clean energy source. This energy offers an alternative energy source due to its high ... -
Automated Atrial Fibrillation Detection by ECG Signal Processing: A Review
(Cartagena de Indias, 2021)Cardiovascular diseases are the main cause of death in the world, according to the World Health Organization. Among them, ischemic heart disease is at the top, followed by a stroke. Several studies have revealed that atrial ... -
The Implementation of the Historical Memory Law in the City of Corunna
(Cartagena de IndiasCampus Tecnológico, 2021-07)The following article presents an exploratory study about the implementation in a middle-sized city of the so-called Historical Memory Law (established in 2007). Through heraldry and numismatics, considering the evolution ... -
Audiences vs. disinformation. An exploration during the COVID-19 pandemic in Colombia
(Cartagena de Indias, 2020)On March 25, 2020, the Colombian government decreed mandatory preventive isolation or quarantine because of the covid-19 pandemic. In this framework, an exploratory research was conducted on the consumption habits of ... -
Assessment of the soft skills of the final degree students at UTB: A contrast between engineering and other faculties
(Cartagena de Indias, 2022)The purpose of this research focuses on knowing the perception that end-of-career students of the engineering faculty have about the soft skills that constitute the institutional hallmark of the Technological University ... -
The protection of the cultural heritage of galician emigration in cartagena de Indias (Colombia). Reflections on the conservation of casa galicia
(Cartagena de Indias, 2020)Casa Galicia of Cartagena de Indias (Colombia) is an element of the cultural heritage of this city that used to represent the success of its builders, a Galician emigrant family of the beginning of the 20th century. By ... -
Assessment of Organizational Policies in a Retail Store Based on a Simulation Model
(Cartagena de Indias, 2021)This paper evaluates three organizational policies in a retail store by a discrete simulation model in Simio®. The policies implemented were using one, two, or three express checkouts, cross-trained workers, and allocating ... -
Assessing Forest Cover Loss Using Landsat Images and GIS: A Case Study in Colombian Protected Area
(Cartagena de Indias, 2022)The Corchal “El Mono Hernández” Fauna and Flora Sanctuary is a protected area located in northern Colombia and is home to the Pterocarpus officinalis forest. In this area, however, this forest cover is declining due to ... -
The state of optics research in Colombia: a scientometric analysis
(Cartagena de Indias, 2022-03-05)Although there is a perception in the community that the state of optics research in Colombia has reached a mature state with international recognition, to date, there is no study that supports this view quantitatively. We ... -
Thermal Analysis of a Parabolic Trough Collectors System Coupled to an Organic Rankine Cycle and a Two-Tank Thermal Storage System: Case Study of Itajubá-MG Brazil
(Cartagena de IndiasCampus Tecnológico, 2022-11-04)settingsOrder Article Reprints Open AccessArticle Thermal Analysis of a Parabolic Trough Collectors System Coupled to an Organic Rankine Cycle and a Two-Tank Thermal Storage System: Case Study of Itajubá-MG Brazil by ... -
Assembly of polarity, emotion and user statistics for detection of fake profiles Notebook for PAN at CLEF 2020
(Cartagena de Indias, 2020)The explosive growth of fake news on social networks has aroused great interest from researchers in different disciplines. To achieve efficient and effective detection of fake news requires scientific contributions from ... -
ARE WE THERE YET? GENDER QUOTAS IN UNIVERSITY HIERARCHIES: THE CASE OF COLOMBIA
(Cartagena de Indias, 2022)The year 2022 was set as the deadline in the Colombian National Development Plan for reaching gender parity in all public directives. As we approach the time limit, this study takes the lead on examining the impact of the ... -
Are digital twins improving urban-water systems efficiency and sustainable development goals?
(Cartagena de Indias, 2023)The use of these new interaction tool implies the improvement of the awareness of the whole system and it lies in improving the sustainability and efficiency of the water systems with the integration of measurements. The ... -
Approximated mixed-integer convex model for phase balancing in three-phase electric networks
(Cartagena de Indias, 2021)With this study, we address the optimal phase balancing problem in three-phase networks with asymmetric loads in reference to a mixed-integer quadratic convex (MIQC) model. The objective function considers the minimization ... -
Applying the Crow Search Algorithm for the Optimal Integration of PV Generation Units in DC Networks
(Cartagena de Indias, 2023)This paper presents an efficient master–slave methodology to solve the problem of integrating photovoltaic (PV) generators into DC grids for a planning period of 20 years. The problem is mathematically formulated as ... -
Applications that promote ecological and lifestyle habits for both people and companies [Definición del problema]
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Thermal Energy Replacement Potential in a Slaughter Plant From Rumen Pellets
(Cartagena de IndiasCampus Tecnológico, 2020-11-19)In this work, steam generation was studied using natural gas or rumen as energy sources in a slaughter plant that sacrifices 7500 cattle per month, with consumption 0.5749 kg/s of saturated steam at 624 kPa. For a slaughtered ... -
Design, Assembly and Working Modes of Spherical 3-RRR Coaxial Parallel Robot
(Cartagena de Indias, 2021)Design, configuration and operation modes of spherical 3-_RRR coaxial parallel robot were performed. A mathematical analysis of the robot was made, which consists of inverse and forward kinematic using geometric and numerical ... -
Application of the SSA for Optimal Reactive Power Compensation in Radial and Meshed Distribution Using D-STATCOMs
(Cartagena de Indias, 2022)This paper deals with the problem regarding the optimal placement and sizing of distribution static compensators (D-STATCOMs) in radial and meshed distribution networks. These grids consider industrial, residential, and ...
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.
