Search
Now showing items 1-10 of 43
On the Conic Convex Approximation to Locate and Size Fixed-Step Capacitor Banks in Distribution Networks
(2022-02-20)
The problem of the optimal siting and sizing of fixed-step capacitor banks is studied in
this research from the standpoint of convex optimization. This problem is formulated through a mixed-integer nonlinear programming ...
Optimal Integration of Dispersed Generation in Medium-Voltage Distribution Networks for Voltage Stability Enhancement
(2022-01-25)
: This study addresses the problem of the maximization of the voltage stability index (λcoefficient) in medium-voltage distribution networks considering the optimal placement and sizing of dispersed generators. The problem ...
Hierarchical Control for DC Microgrids Using an Exact Feedback Controller with Integral Action
(2022-02-06)
This paper addresses the problem of the optimal stabilization of DC microgrids using a
hierarchical control design. A recursive optimal power flow formulation is proposed in the tertiary stage that ensures the global ...
Optimal Design of PV Systems in Electrical Distribution Networks by Minimizing the Annual Equivalent Operative Costs through the Discrete-Continuous Vortex Search Algorithm
(2022-01-23)
: This paper discusses the minimization of the total annual operative cost for a planning
period of 20 years composed by the annualized costs of the energy purchasing at the substation bus summed with the annualized ...
Application of the Crow Search Algorithm to the Problem of the Parametric Estimation in Transformers Considering Voltage and Current Measures
(2022-06-06)
The problem of the electrical characterization of single-phase transformers is addressed in this research through the application of the crow search algorithm (CSA). A nonlinear programming model to determine the series ...
A successive approximations method for power flow analysis in bipolar DC networks with asymmetric constant power terminals
(2022-07-02)
This paper deals with the power flow problem in bipolar direct current distribution networks with unbalanced constant power loads. The effect of the neutral wire is considered in two prominent cases: (i) when the system ...
A fixed-point current injection power flow for electric distribution systems using Laurent series
(2022-07-02)
his paper proposes a new power flow (PF) formulation for electrical distribution systems using the current
injection method and applying the Laurent series expansion. Two solution algorithms are proposed: a Newtonlike ...
Solar Photovoltaic Integration in Monopolar DC Networks via the GNDO Algorithm
(2022-08-05)
This paper focuses on minimizing the annual operative costs in monopolar DC distribution
networks with the inclusion of solar photovoltaic (PV) generators while considering a planning
period of 20 years. This problem is ...
An Efficient Methodology for Locating and Sizing PV Generators in Radial Distribution Networks Using a Mixed-Integer Conic Relaxation
(2022-07-27)
This paper proposes a new solution methodology based on a mixed-integer conic formulation to locate and size photovoltaic (PV) generation units in AC distribution networks with a radial structure. The objective function ...
Solving the Optimal Reactive Power Dispatch Problem through a Python-DIgSILENT Interface
(2022-07-25)
The Optimal Reactive Power Dispatch (ORPD) problem consists of finding the optimal settings of reactive power resources within a network, usually with the aim of minimizing active power losses. The ORPD is a nonlinear and ...
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.
