Browsing Transporte y Obras Civiles - GITOC by Title
Now showing items 25-44 of 46
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Implementation of hospital waste replacing stony aggregates in non-structural concrete mixes of low resistance
(Contemporary Engineering SciencesBulgaria, 2018-11-29)A non-structural concrete mix was elaborated with a resistance of 14.5 Megapascals under the parameters indicated in the American Concrete Institute (ACI), ASTM and the Colombian Technical Standards (NTC). Six mixing cylinders ... -
Incidence of the lean philosophy construction in the productivity and analysis of processes in internal finishes in masonry living quarters in the construction projects: case-residential complex Callejas-Cucuta-Colombia
(Contemporary Engineering SciencesBulgaria, 2018-08-30)The technical supervision in the construction projects is of special importance for the correct execution of the activities, its objective is to reduce the errors that are incurred when carrying out the processes inherent ... -
Influence of natural frequency on stability during milling of inconel and udimet 500
(Contemporary Engineering SciencesBulgaria, 2018-09-18)Chatter in the machine tools represents one of the biggest problems due to the instability in the machining process, breakage of the tool and accelerated wear of the tool and spindle or machine components in the metal ... -
Influence of water/cement ratio on mechanical strength of concrete with partial addition of fly ash and hydrated lime
(Journal of Physics: Conference SeriesReino Unido, 2019-11-29)Three mixtures were made for conventional concrete with different additions of cement, 300 kg/m3, 350 kg/m3 and 400 kg/m3, being these the 3 designs of mixtures more used for the elaboration of simple concretes. For each ... -
An integral PEST study of biomass as energy resource
(Contemporary Engineering SciencesBulgaria, 2018-08-18)The present work was carried out in order to evaluate the world's scientific production with respect to the topic of biomass, based on articles published from 2007 onwards. The data were obtained from the Web of Science ... -
Mass transfer simulation of liquid-liquid extraction systems using an educational software
(Contemporary Engineering SciencesBulgaria, 2018-08-18)In order to improve the learning process about the unit operation of Liquid Extraction, it is presented a GUI in Matlab® for designing extracting systems with different types of contact, where the stages reach the ... -
Optimal percentage of asphalt cement in MDC-19 for flexible pavements in the city of San José de Cúcuta, Colombia
(Journal of Physics: Conference SeriesReino Unido, 2019-11-19)Samples were taken of the stone material used for the design of asphalt mixtures, extracted from the 3 water sources present in the city of San José de Cúcuta, Colombia, the Táchira, Zulia and Pamplonita rivers. The ... -
Parametric analysis CFD of the hydraulic performance of a centrifugal pump with applications to the dredging industry
(Journal of Engineering Science and Technology ReviewGrecia, 2020-06-20)The present study aims to use the analysis of CFD in a centrifugal dredge pump, to predict by mathematical correlations the effect that changes in the main variables of the dredging process would have on the behavior and ... -
Parametric study of leaching processes using a GUI developed in Matlab
(Contemporary Engineering SciencesBulgaria, 2018-08-18)With the aim to enhance the learning process of the unit operation of Leaching, it is presented a GUI in Matlab® for designing systems with different types of contact where the stages reach the equilibrium between the ... -
PEST study of CO2 capture strategy from 2007 to 2018
(Contemporary Engineering SciencesBulgaria, 2018-08-18)Currently, CO2 capture and storage is a method approved by many countries to combat CO2 emissions, taking power and oil plants as study areas. According to many climate agreements made in the last decade, developed ... -
Poder calorífico de la cascarilla de arroz usada como combustible en hornos de secado
(Mundo FESCColombia, 2018-07-01)industriales. Algunos estudios han demostrado que sus propiedades térmicas sustentan su uso como fuente de energía para la combustión en hornos, incluso a un nivel industrial, como sucede en empresas del sector arrocero ... -
Prototipo a escala de un modelo de resonancia en edificaciones diseñadas con figuras geométricas
(Sostenibilidad, Tecnología y HumanismoColombia, 2020-07-01)La resonancia como fenómeno físico se presenta en la mayoría de las diversas ramas de la ingeniería como un objeto de estudio, en la ingeniería civil, por ejemplo, este efecto se ve mayormente en sismos y vientos y más ... -
Quality of aggregates for the preparation of asphalt mixtures from 4 processing companies in San José de Cúcuta, Colombia
(Journal of Physics: Conference SeriesReino Unido, 2019-11-19)Four asphalt mix processing companies were visited: Transivic S.A.S, Maquinteligente S.A.S, Copavicol S.A.S and Grupo Colpao S.A.S, companies located in the city of San José de Cúcuta, Colombia. Samples were taken of the ... -
Regenerative organic rankine cycle as bottoming cycle of an industrial gas engine traditional and advanced exergetic analysis
(Applied SciencesSuiza, 2020-06-27)This investigation shows a traditional and advanced exergetic assessment of a waste heat recovery system based on recuperative ORC (organic Rankine cycle) as bottoming cycle of a 2 MW natural gas internal combustion engine. ... -
Resistance to compression of conventional concrete alleviated through partial substitution of coarse aggregate for expanded polystyrene
(Journal of Physics: Conference SeriesReino Unido, 2018-12-07)A conventional concrete mix was elaborated using the Colombian Technical Standards NTC and Title C of the NSR-10 that rule in Colombia. 10 and 20% of the coarse aggregate volume was replaced with expanded polyethylene, 2 ... -
Risk-assessment V1.0: A new interactive software to develop risk assessment using MATLAB®
(Chemical Engineering TransactionsItalia, 2018)This article presents the use of an interactive computer tool developed in MATLAB® called RISKASSESSMENT v1.0, to perform market risk analysis of commercial products, through the development of cash flow, sensitivity ... -
Scientometric analysis of research on eSports from 2007 to 2017
(Contemporary Engineering SciencesBulgaria, 2018-08-30)A scientometric analysis about eSports publications from 2007 to 2017 was carried out. HistCite was used to analyze the data collected from Web of Science during the period mentioned. The results suggest that eSports ... -
Sensitivity analysis applied to the thermodynamic diagnosis of combustion in a diesel engine with DIAGNO-DIESEL® software
(International Review of Mechanical EngineeringItalia, 2020-06)At present, in order to mitigate the environmental impact of internal combustion machines and to increase their efficiency, it is necessary to carry out thermodynamic studies to predict their mechanical, thermal, and ... -
Subgrade improvement by the replacement of conventional stone aggregate by biosanitary waste treated
(Journal of Physics: Conference SeriesLondres, Inglaterra, 2019-09-30)An experimental investigation was made in search of the improvement of the material used for the conformation of the subgrade in pavements. Three separate excavations were carried out 150 m apart in a 510 m stretch located ... -
Substitution of natural stony material aggregates in conventional 17.5 mpa non-structural concrete mixtures by means of percentage addition of hospital solid waste
(Contemporary Engineering SciencesBulgaria, 2018-11-29)An experimental character research was carried out. A conventional concrete mixture was made with the mechanical resistance to compression of 17.5 Mpa. The materials used in the concrete mixture were analyzed and selected ...