Results 1 to 10 of about 394,809 (281)

Probabilistic Load Forecasting Method of High Voltage Substation Based on Hierarchical Measurement Data

open access: yesZhongguo dianli, 2023
In recent years, the continuous upgrading and improvement of measurement systems at all levels in the power system makes it possible to further improve the accuracy of load forecasting in high-voltage substations.
Xuchen TANG   +4 more
doaj   +1 more source

Integrated Volt/Var Control Method for Voltage Regulation and Voltage Unbalance Reduction in Active Distribution Networks

open access: yesEnergies, 2022
The emergence of distributed generation such as solar systems has introduced new challenges in distribution networks that are becoming more apparent with increasing penetration levels.
Izzah Afandi   +2 more
doaj   +1 more source

Multi-level correlation analysis method for abnormal operating indexes of smart distribution network

open access: yesEnergy Reports, 2023
This article focuses on the interaction between multiple levels of smart distribution network operation, and designs a multi-level correlation analysis framework by considering several related factors, such as network structure, distributed power supply ...
Jinli Wang   +3 more
doaj   +1 more source

Optimal Integration of Distributed Generation in Long Medium-Voltage Electrical Networks

open access: yesEnergy Reports, 2023
The integration of small-scale renewable energy has demonstrated a considerable impact on distribution systems, mitigating power losses and enhancing system reliability.
Isaac Ortega-Romero   +3 more
doaj   +1 more source

Analysis and Adequacy Methodology for Voltage Violations in Distribution Power Grid

open access: yesEnergies, 2021
This paper proposes a computational process development capable of filling the electric power sector shortage regarding voltage non-conformities identification in electric distribution power grid accounting for loads dynamic behavior at medium and low ...
Wagner A. Vilela Junior   +7 more
doaj   +1 more source

Bi-level mixed-integer linear programming algorithm for evaluating the impact of load-redistribution attacks on Volt-VAR optimization in high- and medium-voltage distribution systems

open access: yesInternational Journal of Electrical Power & Energy Systems, 2021
Abstract The increasing integration of distributed generators into distribution systems (DSs) poses significant challenges to the stable operation and cyber-physical security of integrated high- and medium-voltage distribution system (HMVDS), leaving Volt-VAR optimization (VVO) vulnerable to load-redistribution attacks.
Zhijun Shen   +3 more
openaire   +1 more source

Increasing Distributed Generation Penetration using Soft Normally-Open Points [PDF]

open access: yes, 2010
This paper considers the effects of various voltage control solutions on facilitating an increase in allowable levels of distributed generation installation before voltage violations occur.
Bloemink, JM, Green, TC
core   +1 more source

Optimal Selection and Location of Fixed-Step Capacitor Banks in Distribution Networks Using a Discrete Version of the Vortex Search Algorithm

open access: yesEnergies, 2020
This paper deals with the problem of the optimal selection of capacitor banks in electrical AC distribution systems for minimizing the costs of energy losses during a year of operation through a discrete version of the vortex search algorithm (DVSA ...
Walter Gil-González   +4 more
doaj   +1 more source

The optimal automation level of medium voltage distribution networks

open access: yesInternational Journal of Electrical Power & Energy Systems, 2011
Abstract This paper proposed a new methodology for determining the optimal level of investments in medium voltage (MV) distribution network (DN) automation. The problem of network automation is complex, non-linear and discrete optimization problem of enormous dimensions and it is not possible directly apply appropriate optimization procedures.
Dragan S. Popovic   +2 more
openaire   +1 more source

Quantification of efficiency improvements from integration of battery energy storage systems and renewable energy sources into domestic distribution networks [PDF]

open access: yes, 2019
Due to the increasing use of renewable, non-controllable energy generation systems energy storage systems (ESS) are seen as a necessary part of future power delivery systems.
Farrag, Mohamed E. A.   +2 more
core   +2 more sources

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