Listar por tema "LEMB"
Mostrando ítems 321-340 de 630
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Exact minimization of the energy losses and the CO2 emissions in isolated DC distribution networks using PV sources
(Cartagena de Indias, 2021-04-28)This paper addresses the optimal location and sizing of photovoltaic (PV) sources in isolated direct current (DC) electrical networks, considering time-varying load and renewable generation curves. The mathematical ... -
EXERGOECONOMIC ANALYSIS in A CEMENT PRODUCTION PLANT
(Cartagena de Indias, 2020)A dry-type Cement Production Plan of 151 Tons per hour was taken as a case of study to implement an exergoeconomic analysis. In this paper, the exergy destruction and the investment costs of the system's units were calculated ... -
Expedición Ondas-Bio Bolívar
(Cartagena de IndiasCampus Tecnológico, 2019)El Programa Ondas de Colciencias tiene como objetivo principal generar fascinación por la ciencia y la investigación acercando a los niños y jóvenes, desde edad escolar, a preguntarse por su entorno y proponer soluciones ... -
Experimental Study of the Impact of Trace Amounts of Acetylene and Methylacetylene on the Synthesis, Mechanical and Thermal Properties of Polypropylene
(Cartagena de Indias, 2022)During the production of polymer-grade propylene, different processes are used to purify this compound and ensure that it is of the highest quality. However, some impurities such as acetylene and methyl acetylene are ... -
Experimental–Density Functional Theory (DFT) Study of the Inhibitory Effect of Furan Residues in the Ziegler–Natta Catalyst during Polypropylene Synthesis
(Cartagena de IndiasCampus Tecnológico, 2023-09-21)In this experimental–theoretical study, the effect of furan on Ziegler–Natta catalyst produc tivity, melt flow index (MFI), and mechanical properties of polypropylene were investigated. Through the analysis of the global ... -
Explorando la desigualdad urbana a través de la fotografía vernácula. Estudio de caso en una ciudad latinoamericana
(Cartagena de IndiasCampus TecnológicoComunicación Social, 2021-05-05)Uno de los elementos que caracterizan al espacio urbano contemporáneo en Latinoamérica se halla en la expansión de las condiciones de pobreza y desigualdad. Este hecho se ha acentuado en el último siglo en grandes urbes ... -
Extended Feedback Linearization Control for Voltage Regulation in a Buck Converter with an Unknown Resistive Load
(Cartagena de Indias, 2023)This paper deals with the control problem in a buck converter while considering an unknown resistive load. The control design is based on extended feedback linearization (EFL) theory, which allows finding a general control ... -
Extended focused image in white light scanning interference microscopy
(Cartagena de Indias, 2019)We propose a method to obtain a fringe-free extended focused image in white light scanning interference microscopy based on processing the stack of images over a range within the coherence length of the source. © 2019 The ... -
Extraction of decision rules using genetic algorithms and simulated annealing for prediction of severity of traffic accidents by motorcyclists
(Cartagena de Indias, 2021)The objective of this study is to analysis of accident of motorcyclists on Bogotá roads in Colombia. For detection of conditions related to crashes and their severity, the proposed model develops the strategies to enhance ... -
Factors Associated with Urinary Tract Infection after Prostatectomy
(Cartagena de Indias, 2022)Introduction and Objective Prostate surgery is a common procedure among older men. There are different techniques, and the choice depends on the pathology to be treated, the experience of the specialist, and the technical ... -
Factors influencing demand for public transport in Colombia
(Cartagena de Indias, 2020)The article studies the demand for public transport in Colombian cities, identifying the main determinants explaining market shares for transit services. We used aggregated choice models to estimate overall price, income, ... -
Factors that affect quality of work life of the millennials linked to the commercial sector in Colombia
(Cartagena de Indias, 2021-05-01)The present investigation has two aims: (1) to empirically examine the factors that affect QWL among the millennials working in the commercial sector in Colombia and (2) to investigate the role of a set of individual ... -
Factors that affect quality of work life of the millennials linked to the commercial sector in Colombia
(Cartagena de Indias, 2021)The present investigation has two aims: (1) to empirically examine the factors that affect QWL among the millennials working in the commercial sector in Colombia and (2) to investigate the role of a set of individual ... -
La familia de crianza desde la jurisprudencia constitucional colombiana
(Cartagena de IndiasCampus Tecnológicoprograma2, 2024)La familia de crianzaes una institución jurídica que en elsistema jurídico colombiano seadscribe a la iusteoría delantiformalismo. Esto se justifica alconsiderar que la ConstituciónPolítica colombiana ... -
Family school climate and its relationship with academic performance: Application in rural educational institutions
(Cartagena de Indias, 2022)Analyses that allow understanding the organizational behavior of the actors are very important. The objective of this article is to determine the relationship between family social climate and educational quality indicators ... -
Fatigue Life Estimation Model of Repaired Components with the Expanded Stop-Hole Technique
(Cartagena de IndiasCampus TecnológicoIngeniería Mecánica, 2024-02-01)Fatigue crack growth tests are conducted to assess the efficacy of the stop-hole crack repair method. This straightforward and widely adopted technique involves drilling a hole at the crack tip and subsequently enlarging ... -
Financial modelling in turbulent scenarios: A didactic for the financial valuation of companies and projects
(Cartagena de Indias, 2022)The actual professional needs to process large volumes of real information from companies and projects, to test and to validate various solution scenarios for the most successful decision making in difficult situations. ... -
Forecasting foreign exchange rates in Colombia assuming PPP conditions: Empirical evidence using VAR
(Cartagena de Indias, 2009)This document examines exchange rate forecasts during the 1995-2005 period, using a Purchasing Power of Parity Exchange Rate Model (PPPER). Our first finding is that the computed forecasts seem to validate the use of this ... -
Form and void in Severo Sarduy's poetry
(Cartagena de Indias, 2013)In this essay we will elevate models on simulated models and/or figures in Severo Sarduy's poetry which can reveal the relationship between form and void and the philological and philosophical implications of that correlation. -
Una fotografía del pasado: memorias de Tierra Bomba
(Cartagena de IndiasCampus TecnológicoComunicación Social, 2023)Este texto se basa en la memoria de muchos habitantes del corregimiento de Tierra Bomba, ubicado en la isla del mismo nombre del Distrito Turístico y Cultural de Cartagena de Indias. Se trata de un corregimiento con una ...
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.