A fast-specialized point estimate method for the probabilistic optimal power flow in distribution systems with renewable distributed generation

LA Gallego, JF Franco, LG Cordero - … Journal of Electrical Power & Energy …, 2021 - Elsevier
The increasing presence of renewable distributed generation (DG) units such as
photovoltaic and wind power generation is a major challenge for the suitable operation of …

Generation/transmission power system reliability evaluation by Monte-Carlo simulation assuming a fuzzy load description

JT Saraiva, V Miranda, L Pinto - IEEE Transactions on Power …, 1996 - ieeexplore.ieee.org
This paper presents a Monte-Carlo algorithm considering loads defined by fuzzy numbers.
In this methodology states are sampled according to the probabilistic models governing the …

The fuzzy power flow revisited

MA Matos, EM Gouveia - IEEE Transactions on Power Systems, 2008 - ieeexplore.ieee.org
The idea behind the first proposal of the fuzzy power flow (FPF) was to analyze the impact of
the uncertainties in load and generation at the power flow level, when no statistical …

Impact on some planning decisions from a fuzzy modelling of power systems

JT Saraiva, V Miranda, L Pinto - IEEE Transactions on Power …, 1994 - ieeexplore.ieee.org
In this paper, system component reinforcements are analyzed from the perspective of their
impact in increasing flexibility in system design. The proposed framework integrates a fuzzy …

Fuzzy arithmetic for the DC load flow

M Cortés-Carmona, R Palma-Behnke… - … on Power Systems, 2009 - ieeexplore.ieee.org
The consideration of uncertainties in the future system operation is a key aspect in current
planning methodologies. In this context, load flow studies based on probabilistic theory …

Extending the Herman-beta transform for probabilistic load flow analysis of radial feeders

MJ Chihota - 2019 - open.uct.ac.za
The increased penetration of distributed generation (DG) mostly derived from renewable
energy sources (RES) such as wind and photovoltaic (PV) systems presents two main forms …

Symmetric ac fuzzy power flow model

EM Gouveia, MA Matos - European Journal of Operational Research, 2009 - Elsevier
Power flow calculations are one of the most important computational tools for planning and
operating electric power systems. After the stabilization of the deterministic power flow …

Effects of wind power variability and intermittency on power flow

ZX Weng, LB Shi, Z Xu, LZ Yao, YX Ni… - 2012 IEEE Power and …, 2012 - ieeexplore.ieee.org
The variability and intermittency of wind generation have brought new challenges to the
planning and operation of interconnected power systems with high penetration of grid …

Fuzzy power flow-An AC model addressing correlated data

JT Saraiva, N Fonseca… - … on Probabilistic Methods …, 2004 - ieeexplore.ieee.org
This paper presents an enhanced version of an AC fuzzy power flow model designed to
integrate correlation data between nodal injections. The model gives the user the possibility …

Static security in power system operation with fuzzy real load conditions

KH Abdul-Rahman… - IEEE transactions on …, 1995 - ieeexplore.ieee.org
This paper presents a mathematical formulation for optimal power flow (OPF) taking into
account the fuzzy modeling of static power system security constraints due to the uncertainty …