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Perchlorate Contamination: Sources, Effects, and Technologies for Remediation
(2021-12-10)
Perchlorate is a persistent pollutant, generated via natural and anthropo genic processes, that possesses a high potential for endocrine disruption in humans
and biota. It inhibits iodine fixation, a major reason for ...
Modos de aprendizaje en los contextos actuales para mejorar el proceso de enseñanza
(2021-09-24)
Learning is a subject of constant concern for all those dedicated to this activity, where there are different paradigmatic approaches. The objective of this work is to assess the different types of learning associated with ...
Thermoplastic Starch (TPS)/Polylactic Acid (PLA) Blending Methodologies: A Review
(2021-06-17)
Polylactic acid (PLA) and thermoplastic starch (TPS) are biodegradable polymers of biological origin, and the mixture of these polymers has been studied due to the desirable mechanical properties of PLA and the low processing ...
Accurate and efficient derivative-free three-phase power flow method for unbalanced distribution networks
(2021-05-27)
The power flow problem in three-phase unbalanced distribution networks is addressed in
this research using a derivative-free numerical method based on the upper-triangular matrix. The upper-triangular matrix is obtained ...
Heuristic Methodology for Planning AC Rural Medium-Voltage Distribution Grids
(2021-08-20)
The optimal expansion of AC medium-voltage distribution grids for rural applications is addressed in this study from a heuristic perspective. The optimal routes of a distribution feeder are selected by applying the concept ...
Cultural damage and reparation of victims in the Colombian armed conflict. The case of the black peasant community of San Cristóbal (Montes de María – Colombia)
(2021-05-16)
The aim of this study is to identify and analyze the cultural damage caused by the armed conflict in the black peasant community of San Cristóbal, in Montes de María, one of the regions most affected by the prolonged ...
Reduction of annual operational costs in power systems through the optimal siting and sizing of STATCOMs
(2021-04-17)
The problem of the optimal siting and placement of static compensates (STATCOMs) in
power systems is addressed in this paper from an exact mathematical optimization point of view. A
mixed-integer nonlinear programming ...
Performance evaluation of structures with reinforced concrete columns retrofitted with steel jacketing
(2021-01)
Several existing reinforced concrete (RC) buildings fail to conform with current seismic codes, increasing its susceptibility to damage and collapse during earthquakes. A concern for building upgrading and rehabilitation ...
Hydrological considerations for sizing of a barge discharge pipeline runway
(2021-11-01)
A key element for water supply systems is the design of the water intake components. Mobile floating platforms (barges) are helpful when the hydraulic system displays substantial variations in water levels. This study ...
Study of early P91 dual corrosion in steam and simulated combustion gases from a gas-fired boile
(2021-07-25)
P91 ferritic steel pipes face dual environments during boilers operation: steam-side and fire-side. This P91 steel assessment differs from the dual studies performed to simulate coal-fired boilers -oxyfuel/steam atmospheres- ...
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.