Results 21 to 30 of about 1,796,114 (291)

Optimizing Virtual Power Plant Performance through Three-Phase Power Flow Analysis and TCAS Algorithm [PDF]

open access: yesEnvironmental Energy and Economic Research
Virtual power plants (VPPs) have gained significant attention in recent years as a promising solution for optimizing the operation of power systems. VPPs allow for the integration and coordination of Distributed Energy Resources (DERs), such as renewable
Meisam Azimi   +5 more
doaj   +1 more source

Ensemble Learning Based Convex Approximation of Three-Phase Power Flow [PDF]

open access: yesIEEE Transactions on Power Systems, 2021
Though the convex optimization has been widely used in power systems, it still cannot guarantee to yield a tight (accurate) solution to some problems. To mitigate this issue, this paper proposes an ensemble learning based convex approximation for AC power flow equations that differs from the existing convex relaxations.
Ren Hu, Qifeng Li, Feng Qiu
openaire   +2 more sources

Pp OPF -Pandapower Implementation of Three-phase Optimal Power Flow Model

open access: yes2023 IEEE Power & Energy Society General Meeting (PESGM), 2023
Challenges in the planning and operation of distribution networks caused by the integration of distributed energy resources (DERs) create the need for the development of tools that can be easily used by system operators, industry, and the research society but are also easily upgraded with new functionalities.
Antić, Tomislav   +2 more
openaire   +2 more sources

A Vector-Controlled Distributed Generator Model for a Power Flow Based on a Three-Phase Current Injection Method

open access: yesEnergies, 2013
This paper proposes a vector-controlled distributed generator (DG) model for a power flow based on a three-phase current injection method (TCIM). In order to represent the DG models in the power flow, steady-state phase current output equations are ...
Seon-Ju Ahn   +2 more
doaj   +1 more source

An Optimal Power Flow Algorithm for the Simulation of Energy Storage Systems in Unbalanced Three-Phase Distribution Grids

open access: yesEnergies, 2021
An optimal power flow algorithm for unbalanced three-phase distribution grids is presented in this paper as a new tool for grid planning on low voltage level. As additional equipment like electric vehicles, heat pumps or solar power systems can sometimes
Lukas Held   +5 more
doaj   +1 more source

A novel three-phase unbalanced power flow solution for islanded microgrids with distributed generations under droop controls

open access: yesEnergy Reports, 2022
With the increasing penetration rate of distributed generations (DGs) in the distribution network, microgrids are widely applied for the benefits of efficiency and flexibility. The demands of power flow analysis for microgrids are increasing.
Hao Bai   +7 more
doaj   +1 more source

ExaGridPF: A Parallel Power Flow Solver for Transmission and Unbalanced Distribution Systems

open access: yes, 2017
This paper investigates parallelization strategies for solving power flow problems in both transmission and unbalanced, three-phase distribution systems by developing a scalable power flow solver, ExaGridPF, which is compatible with existing high ...
Bachan, John, Chan, Cy, Wang, Bin
core   +1 more source

Power quality improvements through power electronic interfaced distributed generation [PDF]

open access: yes, 2010
In low-voltage distribution networks a large amount of single-phase nonlinear loads are connected. This leads to the combined presence of power system unbalance and harmonic distortion.
Degroote, Lieven   +4 more
core   +1 more source

Comprehensive Evaluation and Testing of Multi-Phase Line-Wise Power Flow Method for Unbalanced AC Power Systems

open access: yesIEEE Access
In response to the growing complexity and unbalanced nature of future distribution systems, this paper presents a comprehensive evaluation of the recently proposed multi-phase line-wise power flow (MPLW PF) method across various benchmark systems.
Shima Bz Homayie, Bala Venkatesh
doaj   +1 more source

Assessing the Static Security of the Italian Grid by Means of the N-1 Three-Phase Contingency Analysis

open access: yesEnergies
The ongoing replacement of synchronous machine generators (SMs) with converter-interface generators (CIGs) is raising the voltage unbalance of power systems, affecting power quality and grid stability.
Giovanni Gardan   +2 more
doaj   +1 more source

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