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Now showing items 31-40 of 46
Clay surface characteristics using atomic force microscopyCaracterísticas superficiales de la arcilla utilizando microscopía de fuerza atómica
(Revista Facultad de Ingeniería Universidad de Antioquia, 2018-06-07)
The first component for the manufacture of masonry products used in construction is clay, which provides the plasticity that facilitates the molding and handling of the product. The second component is the feldspar in form ...
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 Sciences, 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 ...
Sustainability under research in green energy: A bibliometric study
(International Journal of ChemTech Research, 2018)
The reduction of the amount of pollution and toxicity by the manufacture of
products has been a topic widely investigated by many international organizations, looking for
an answer that help humanity to minimize the ...
Articulation of environmental management in projects of non-conventional energy sources in the Caribbean Colombian region
(Journal of Physics: Conference Series, 2018-12-07)
This work addresses an inclusion methodology based on criteria for the implementation of non-conventional energy sources and critical environmental factors for the licensing of the same, which is applied to the case study ...
Behaviour of the contact trace in a cam-follower system when the displacement law has been designed using bézier curves
(Contemporary Engineering Sciences, 2018-11-06)
The study shows the distribution of the contact trace in a cam - follower
mechanism in which the Bézier curves of degrees 5, 7 and 9 have been used for
the design of displacement of the follower. The equations that ...
Theoretical modeling of a steam power cycle using an interactive computational tool
(International Journal of Engineering and Technology, 2018-07)
This paper presentsan energetic and exergetic analysis for ageneration of turbine work
according to the variation of the pressure in the condenser regenerative Rankine cycle, implementing an
educational graphical user ...
PEST analysis of a rankine organic cycle for energy recovery
(International Journal of Applied Engineering Research, 2018)
In this work is presented a state of the art of political and
economic investments, technological developments, social
and environmental impacts of the 4 countries that contribute
more research on the Organic Rankine ...
Techno-economic analysis of on-grid biomass renewable energy power station: A case study in Caribbean region of Colombia
(Journal of Physics: Conference Series, 2018-12-07)
In this article a techno-economic study of an Electric-Biomass on-grid power plant is presented, in order to compare the performance and the operating annual cost under some types of biogas produced from poultry, bovine ...
Influence of indenter diameter on dynamic indentation tests of PEGT and PA6 thermoplastics
(Contemporary Engineering Sciences, 2018-09-18)
In this article the results of the impact characterization of PETG and PA6
thermoplastics are presented, they have been characterized statically and
dynamically by the indentation test, and mathematical models developed ...
Regenerative reassembly phenomenon in the turning process machining the A1020 steel
(Contemporary Engineering Sciences, 2018-08-01)
The chattering in the machine tools is a phenomenon that causes instability in the
machining process, surface finish with high roughness, also produces excessive
and accelerated wear on the tool in the metal cutting ...