Search
Now showing items 1-10 of 81
Optimal location and sizing of PV sources in DC networks for minimizing greenhouse emissions in diesel generators
(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 ...
On the Existence of the Power Flow Solution in DC Grids With CPLs Through a Graph-Based Method
(2020-08-27)
This brief explores the formulation of the power flow problem in DC grids with a classical incidence matrix through a graph-based formulation. This corresponds to a compact representation of the conventional backward/forward ...
On the numerical analysis based on successive approximations for power flow problems in AC distribution systems
(2020-10)
This paper proposes a new power flow formulation for alternating-current distribution networks for radial and mesh topologies. This formulation corresponds to a successive approximation based on a modification of the ...
Numerical methods for power flow analysis in DC networks: State of the art, methods and challenges
(2020-12)
This study addresses the power-flow-analysis problem for direct-current (DC) grids from a numerical perspective. Classical and emerging algorithms for power flow solutions in DC networks such as Gauss--Seidel, successive ...
Optimal selection and location of bess systems in medium-voltage rural distribution networks for minimizing greenhouse gas emissions
(2020-12-09)
This paper explores a methodology to locate battery energy storage systems (BESS) in rural alternating current (AC) distribution networks fed by diesel generators to minimize total greenhouse gas emissions. A mixed-integer ...
Method for estimating solar energy potential based on photogrammetry from unmanned aerial vehicles
(2020-12-14)
This study presents a method to estimate the solar energy potential based on 3D data taken from unmanned aerial devices. The solar energy potential on the roof of a building was estimated before the placement of solar ...
A hybrid approach based on socp and the discrete version of the sca for optimal placement and sizing dgs in ac distribution networks
(2020-12-27)
This paper deals with the problem of the optimal placement and sizing of distributed generators (DGs) in alternating current (AC) distribution networks by proposing a hybrid master–slave optimization procedure. In the ...
A mixed-integer convex model for the optimal placement and sizing of distributed generators in power distribution networks
(2021-01-11)
The optimal placement and sizing of distributed generators is a classical problem in power distribution networks that is usually solved using heuristic algorithms due to its high complexity. This paper proposes a different ...
A mixed-integer conic formulation for optimal placement and dimensioning of DGs in DC distribution networks
(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 ...
Optimal Design of Transmission Shafts Using a Vortex Search Algorithm
(2021-01-02)
This paper analyzes the problem of optimally sizing a transmission shaft via the vortex search algorithm (VSA) optimizer. The objective function was to minimize the shaft weight through an adequate selection of the diameters ...
