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Repositorio institucional de la Universidad Tecnológica de Bolívar, aquí encontrarás todo lo relacionado con divulgación científica de la UTB.

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Optimal location and sizing of PV sources in DC networks for minimizing greenhouse emissions in diesel generators 

Montoya, Oscar Danilo; Grisales-Noreña, Luis Fernando; Gil-González, Walter; Alcalá, Gerardo; Hernandez-Escobedo, Quetzalcoatl (2020-02-24)
This paper addresses the problem of the optimal location and sizing of photovoltaic (PV) sources in direct current (DC) electrical networks considering time-varying load and renewable generation curves. To represent this ...
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A mixed-integer conic formulation for optimal placement and dimensioning of DGs in DC distribution networks 

Molina-Martin, Federico; Montoya, Oscar Danilo; Grisales-Noreña, Luis Fernando; Hernández, Jesus C. (2021-01-14)
The problem of the optimal placement and dimensioning of constant power sources (i.e., distributed generators) in electrical direct current (DC) distribution networks has been addressed in this research from the point of ...
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Accurate and efficient derivative-free three-phase power flow method for unbalanced distribution networks 

Montoya, Oscar Danilo; Giraldo, Juan S.; Grisales-Noreña, Luis Fernando; Chamorro, Harold R.; Alvarado-Barrios, Lazaro (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 ...
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Optimal location and sizing of distributed generators in dc networks using a hybrid method based on parallel pbil and pso 

Grisales-Noreña, Luis Fernando; Montoya, Oscar Danilo; Ramos-Paja, Carlos Andrés; Hernandez-Escobedo, Quetzalcoatl; Perea-Moreno, Alberto-Jesus (2020-11-01)
This paper addresses the problem of the locating and sizing of distributed generators (DGs) in direct current (DC) grids and proposes a hybrid methodology based on a parallel version of the Population-Based Incremental ...
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Optimal selection and location of fixed-step capacitor banks in distribution networks using a discrete version of the vortex search algorithm 

Gil-González, Walter; Montoya, Oscar Danilo; Rajagopalan, Arul; Grisales-Noreña, Luis Fernando; Hernández, Jesus C. (2020-09-19)
This paper deals with the problem of the optimal selection of capacitor banks in electrical AC distribution systems for minimizing the costs of energy losses during a year of operation through a discrete version of the ...
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Optimal Placement and Sizing of Wind Generators in AC Grids Considering Reactive Power Capability and Wind Speed Curves 

Gil-González, Walter; Montoya, Oscar Danilo; Grisales-Noreña, Luis Fernando; Perea-Moreno, Alberto-Jesus; Hernandez-Escobedo, Quetzalcoatl (2020-04-08)
This paper presents an optimization model for the optimal placement and sizing of wind turbines, considering their reactive power capacity, wind speed, and demand curves. The optimization model is nonlinear and is focused ...
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A Comparative Study on Power Flow Methods for Direct-Current Networks Considering Processing Time and Numerical Convergence Errors 

Grisales-Noreña, Luis Fernando; Montoya, Oscar Danilo; Gil-González, Walter Julian; Perea-Moreno, Alberto-Jesus; Perea-Moreno, Miguel-Angel (2020-12-03)
This study analyzes the numerical convergence and processing time required by several classical and new solution methods proposed in the literature to solve the power-flow problem (PF) in direct-current (DC) networks ...
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An mi-sdp model for optimal location and sizing of distributed generators in dc grids that guarantees the global optimum 

Gil-González, Walter; Molina-Cabrera, Alexander; Montoya, Oscar Danilo; Grisales-Noreña, Luis Fernando (2020-10-30)
This paper deals with a classical problem in power system analysis regarding the optimal location and sizing of distributed generators (DGs) in direct current (DC) distribution networks using the mathematical optimization. ...
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Hybrid ga-socp approach for placement and sizing of distributed generators in DC networks 

Montoya, Oscar Danilo; Gil-González, Walter; Grisales-Noreña, Luis Fernando (2020-12-02)
This research addresses the problem of the optimal location and sizing distributed generators (DGs) in direct current (DC) distribution networks from the combinatorial optimization. It is proposed a master–slave optimization ...
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Approximated Mixed-Integer Convex Model for Phase Balancing in Three-Phase Electric Networks 

Montoya, Oscar Danilo; Grisales-Noreña, Luis Fernando; Rivas-Trujillo, Edwin (2021-08-31)
With this study, we address the optimal phase balancing problem in three-phase networks with asymmetric loads in reference to a mixed-integer quadratic convex (MIQC) model. The objective function considers the minimization ...
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Grisales-Noreña, Luis Fernando (20)
Montoya, Oscar Danilo (15)Perea-Moreno, Alberto-Jesus (6)Gil-González, Walter (5)Montoya Giraldo, Oscar Danilo (5)Hernandez-Escobedo, Quetzalcoatl (3)Arias-Londoño, Andres (2)Chamorro, Harold R. (2)Giral-Ramírez, Diego Armando (2)Hernández, Jesus C. (2)... View MoreSubjectLEMB (13)Distributed generation (4)Combinatorial optimization (3)Direct current networks (3)Metaheuristic optimization (3)Radial distribution networks (3)Second-order cone programming (3)Artificial neural networks (2)Convex optimization (2)Direct current grids (2)... View MoreDate Issued2021 (12)2020 (7)2022 (1)Has File(s)Yes (20)

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Campus Tecnológico
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lunes a viernes Mañana: 8:00 a.m. a 12:00 m. Tarde: 1:00 p.m a 5:00 p.m.
Contacto Repositorio:
Correo: repositorioutb@utb.edu.co
Tel: (5) 6535285
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(5) 653 5200 Ext: [127,129,132,138,165,352]
contactoutb@utb.edu.co
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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.