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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. ...
Risk-assessment V1.0: A new interactive software to develop risk assessment using MATLAB®
(Chemical Engineering Transactions, 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 ...
Determination of the theoretical stress concentration factor in structural flat plates with two holes subjected to bending loads
(Contemporary Engineering Sciences, 2018-11-22)
Numerous research works have studied the stress distribution in sections with
geometric discontinuities and the relationship with the theoretical factor of stress
concentration using the finite element method. These works ...
¿El Derecho a la salud?, gestión detrás de las rejas en la Fría estado Táchira - VenezuelaThe Right to Health, management behind bars in the Cold Táchira state - Venezuela
(Mundo FESC, 2019-10-08)
La presente investigación tiene como propósito, destacar el deterioro a la salud de las personas que están en centros de reclusión; en estado Táchira, Venezuela; a quienes le es casi imposible poseer éste derecho que debe ...
Sensitivity analysis applied to the thermodynamic diagnosis of combustion in a diesel engine with DIAGNO-DIESEL® software
(International Review of Mechanical Engineering, 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 ...
A comparative study of the energy, exergetic and thermo-economic performance of a novelty combined Brayton S-CO2-ORC configurations as bottoming cycles
(Heliyon, 2020-07-14)
This paper presents a comparative study on the energy, exergetic and thermo-economic performance of a novelty thermal power system integrated by a supercritical CO2 Brayton cycle, and a recuperative organic Rankine cycle ...
CFD study of industrial safety valves in a virtual environment with OpenFOAM® software
(International Review of Mechanical Engineering, 2020-11-30)
Numerical advances in the numerical analysis of safety valves have enabled the development of approximated predictions related to the hydraulic behavior of turbulent flows, which influence the mechanical behavior of the ...
An integral PEST study of biomass as energy resource
(Contemporary Engineering Sciences, 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 ...
Regenerative organic rankine cycle as bottoming cycle of an industrial gas engine traditional and advanced exergetic analysis
(Applied Sciences, 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. ...