Now showing items 1-10 of 12
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 ...
Cytotoxic evaluation of sodium hypochlorite, using Pisum sativum L as effective bioindicator
(Ecotoxicology and Environmental Safety, 2019-05-30)
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 ...
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 ...
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 ...
Failure analysis methodology in industrial control valves using quality function
(International Review of Automatic Control, 2020-11-30)
Quality control methodologies and improvement methods have been applied to the process management in order to develop a set of fault diagnosis practices during the industrial operation of mechanical components in production ...
Vehicular flow analysis and diagnosis of the public transport
(Journal of Physics: Conference Series, 2019-02-13)
Public transport is one of the major means of mobilization for the general population of a country, achieving great importance to its policies of mobilization and economic analysis because it creates controversy to have a ...
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 ...