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Classification of pluviometric networks located in the region of Bogotá, Colombia using artificial neural networks
(2020)
This work presents a methodology for the classification of pluviometric networks using artificial neural networks. For this, the network of stations registered in the Corporación Autónoma Regional de Cundinamarca, Colombia, ...
A quadratic convex approximation for optimal operation of battery energy storage systems in DC distribution networks
(2021-11-07)
This paper proposes a quadratic convex model for optimal operation of battery energy storage systems in a direct current (DC) network that approximates the original nonlinear non-convex one. The proposed quadratic convex ...
Optimal Power Dispatch of Dispersed Sources in Direct-Current Networks with Nonlinear Loads
(2021-12-10)
The problem of the optimal power dispatch of dispersed generators in direct-current networks
under the presence of nonlinear loads (constant power terminals) is addressed through a combinatorial
optimization strategy by ...
Power flow solution in direct current grids using the linear conjugate gradient approach
(2019-09-24)
The Colombian power system is being modified by the large-scale integration of renewable energy resources and energy storage systems, in conjunction with the microgrid concept that originates the possibility of alternating ...
Voice compression using discrete cosine transform and wavelet transform
(Institute of Physics Publishing, 2019)
Compressing information, such as voice, allows freeing up memory space, better utilizing bandwidth, in other words taking advantage of resources more efficiently in a time where technologies such as Voice over Internet ...
A Convex OPF Approximation for DC Networks Considering Voltage-Dependent Load Models
(2020-12-01)
This paper addresses the problems of power flow and optimal power flow analysis considering voltage-dependent load models from the convex point of view. First, Taylor series expansion method is employed for linearizing the ...
Voltage stability margin in DC grids with CPLs: A recursive Newton-raphson approximation
(2019-03-11)
This express brief addresses the voltage collapse problem in direct-current (dc) networks by using a recursive heuristic search algorithm based on the Newton-Raphson method. The determinant of the Jacobian matrix in the ...
Application of artificial neural network and information entropy theory to assess rainfall station distribution: A case study from Colombia
(2020-07-12)
An assessment of the rainfall station distribution in the mountainous area of the Regional Autonomous Corporation of Cundinamarca (CAR, for its acronym in Spanish), Colombia, was conducted by applying concepts from information ...
Optimal power flow in direct-current power grids via black hole optimization
(VSB-Technical University of Ostrava, 2019)
This paper addresses the Optimal Power Flow (OPF) problem in DC power microgrids via a combinatorial optimization technique known as Black Hole Optimization (BHO). Such optimization method allows to solve OPF problems via ...
Power quality detection and classification using wavelet and support vector machine
(2019-09-24)
This work presents the identification and classification of various disturbances that affect the quality of energy, seen as the quality of the voltage wave (harmonics, sag, swell and flicker). For this, the wavelet transform ...
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.