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Programmable diffractive optical elements with applicability in ophthalmic optics
(Sociedad Espanola de Optica, 2017)
This paper presents results of the research related with the development of the doctoral thesis of Lenny Alexandra Romero Pérez. This work covers the design, the characterization and the analysis of several programmable ...
Work conditions assessment in manufacturing organizations in the colombian caribbean region
(Universidad de Antioquia, 2016)
Deficient work conditions have been linked with an epidemic of injury and illness in low and middle-income countries. A group of 22 companies from different sectors was selected in order to carry out a diagnosis related ...
Optimal selection of conductors in distribution systems using tabu search algorithm [Selección óptima de conductores en sistemas de distribución empleando el algoritmo búsqueda tabú]
(Universidad de Tarapaca, 2018)
An efficient methodology for the optimal selection of conductor in distribution systems through the implementation of the metaheuristic optimization technique called Tabu Search is presented in this paper. To represent the ...
Linear power flow formulation for low-voltage DC power grids
(Elsevier Ltd, 2018)
This paper presents a reformulation of the power flow problem in low-voltage dc (LVDC) power grids via Taylor's series expansion. The solution of the original nonlinear quadratic model is achieved with this proposed ...
La romería de Fray Pedro de Santa María de Ois vista por la revista as 4 aldeas
(2019-09-23)
Se presenta en el siguiente artículo de investigación una recopilación exhaustiva de las noticias de la revista local As 4 aldeas relacionadas con la romería de Fray Pedro de Santa María de Ois (Coirós, A Coruña); una ...
Experiences with the use of Snap Circuits and Arduino boards as tools for human development with students in an insular Colombian community
(Latin American and Caribbean Consortium of Engineering Institutions, 2018)
Insular communities in Colombia have had significant lags in human development. As a strategy to help overcome these shortcomings, this paper proposes the use of technological tools such as Snap Circuits and Arduino boards. ...
Analysis of the management of science, technology and innovation projects under the PMI principles
(Latin American and Caribbean Consortium of Engineering Institutions, 2019)
The Research, Development and Innovation projects have important challenges from the point of view of their management. In this article, an analysis of the management of this type of projects based on the principles of ...
Estimate of induced stress during filling and discharge of metallic silos for cement storage
(Universidad Nacional de Colombia, 2015)
The present article show the structural analysis realized to metallic silo for storage cement through of the parametric model development in the finite element software ASNYS APDL, the fill and discharge pressures applied ...
A multi-objective model for selection of projects to finance new enterprise SMEs in Colombia
(Universitat Politecnica de Catalunya, 2011)
Purpose: This paper presents a multi-objective programming model for selection of projects for financing new enterprise smes in colombia with objectivity and transparency in every call. approach: the model has four social ...
Modeling of dynamic mass coupled system with Runge-Kutta fourth order
(Institute of Physics Publishing, 2019)
This paper shows the mathematical modeling process of a mechanical system of masses coupled by two springs and a shock absorber. The process of capture of movement of the mass system coupled with springs was done with ...
Universidad Tecnológica de Bolívar - 2017 Institución de Educación Superior sujeta a inspección y vigilancia por el Ministerio de Educación Nacional. Resolución No 961 del 26 de octubre de 1970 a través de la cual la Gobernación de Bolívar otorga la Personería Jurídica a la Universidad Tecnológica de Bolívar.