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Subgrade improvement by the replacement of conventional stone aggregate by biosanitary waste treated
(Journal of Physics: Conference Series, 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 ...
Determination of the quality of coarse aggregates for the elaboration of concrete mixes from 3 water sources in the City of Cucuta-Colombia
(Journal of Physics: Conference Series, 2018-12-07)
A comparative analysis was performed on the mineral material extracted from 3 water sources in the city of Cucuta, from the rivers Tachira, Pamplonita and Zulia to determine the viability of their incorporation in the ...
Comparative analysis of supercritical CO2 Brayton cycles with simple and partial cooling configurations
(International Journal on Energy Conversion, 2020-09)
The theoretical analysis of the thermodynamic cycles and the physical processes that occur in a cyclical way has improved the knowledge needed to improve the energy efficiency and the performance of the energy transfer ...
Exergy, economic, and life-cycle assessment of orc system for waste heat recovery in a natural gas internal combustion engine
(Resources, 2020-01-01)
In this article, an organic Rankine cycle (ORC) was integrated into a 2-MW natural gas engine to evaluate the possibility of generating electricity by recovering the engine’s exhaust heat. The operational and design variables ...
PEST study of CO2 capture strategy from 2007 to 2018
(Contemporary Engineering Sciences, 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 ...
Gestión del capital intelectual en la dirección de programa de ingeniería civil de la Unefa núcleo TáchiraIntellectual capital management in the direction of the civil engineering program of the Unefa núcleo Táchira
(Revista Aglala, 2020-12-17)
La gestión de intangibles en las organizaciones es un activo que está siendo perdido por organizaciones pequeñas y medianas, es por ello que el propósito de esta investigación fue describir las experiencias de los actores ...
Computational fluid dynamics analysis of combined cycle power plant heat exchanger with OpenFOAM® software
(International Review on Modelling and Simulations, 2020-10)
The heat exchangers application in combined cycle power plants is a key aspect in the thermal and fluid mechanics sciences due to their elevated functionality in industrial processes related to the quality and the efficiency ...
Application of LEAN tool "line balancing" to determine the productivity of workforce in activities of plastering and internal detailing in two-story houses made of masonry
(Contemporary Engineering Sciences, 2018-11-26)
The finishing work of construction represents an aggregated value that makes the
difference when a client is deciding to buy a house. The stipulated costs for
plastering and detail activities for houses, in occasions, ...
Exhaust gas heat exchanger design based on the engine backpressure and heat rate criteria
(International Review of Mechanical Engineering, 2020-10)
The use of shell and tube heat exchangers for waste heat recovery has shown excellent results in increasing engine performance, as well as offering a large surface area for small volumes, ease of cleaning, good mechanical ...
Verification of compression resistance between a conventional concrete and its addition of 5, 10 and 15% in volume of fly ash replacing fine aggregate
(Journal of Physics: Conference Series, 2018-12-07)
A comparative analysis was performed with regarding the compression resistance of a conventional concrete mixture and its experimental addition of 5, 10 and 15% of fly ash with respect to the volume of its fine aggregate. ...