Results 21 to 30 of about 256,690 (287)

Analysis of the Influence of Nodal Reactive Powers on Voltages in a Power System

open access: yesEnergies, 2023
The paper deals with finding power system nodes where reactive powers have the greatest influence on system voltages. The problem to be solved is important in reactive power planning.
Tomasz Okon, Kazimierz Wilkosz
doaj   +1 more source

GSA, Pareto front, Optimization, Reactive power planning, Non-linear constrains. [PDF]

open access: yesمجله مدل سازی در مهندسی, 2015
The key of Reactive Power Planning (RPP), or Var planning and reactive power dispatch, are the optimal allocation of reactive power sources considering location and size.
ali ghasemi, خلیل ولیپور
doaj   +1 more source

Combined Firm and Renewable Distributed Generation and Reactive Power Planning

open access: yesIEEE Access, 2021
The benefits of integrating Distributed Generation (DG) into the distribution networks depend on the characteristics of different types of DG units, loads and Reactive Power Sources (RPS).
Yasaman Niazi   +2 more
doaj   +1 more source

Automated Tool to Create Chronological AC Power Flow Cases for Large Interconnected Systems

open access: yesIEEE Open Access Journal of Power and Energy, 2021
Power system planning engineers currently perform planning studies based on a few snapshots representing typical system operating points, also known as base power flow cases.
Bharat Vyakaranam   +4 more
doaj   +1 more source

An Adaptive Many-Objective Robust Optimization Model of Dynamic Reactive Power Sources for Voltage Stability Enhancement

open access: yesJournal of Modern Power Systems and Clean Energy, 2023
The deployment of dynamic reactive power source can effectively improve the voltage performance after a disturbance for a power system with increasing wind power penetration level and ubiquitous induction loads.
Yuan Chi   +4 more
doaj   +1 more source

Survey of reactive power planning methods [PDF]

open access: yesIEEE Power Engineering Society General Meeting, 2005, 2005
Reactive power planning (RPP) involves optimal allocation and determination of the types and sizes of the installed capacitors. Traditionally, the locations for placing new VAr sources were either simply estimated or directly assumed. Essentially, it is a large-scale nonlinear optimization problem with a large number of variables and uncertain ...
null Wenjuan Zhang, L.M. Tolbert
openaire   +1 more source

Optimal Reactive Power Dispatch in Electric Transmission Systems Using the Multi-Agent Model with Volt-VAR Control

open access: yesEnergies, 2023
The optimal dispatch of reactive power is a fundamental task in the operational planning of electrical power systems. This task aims to minimize active power losses and improve voltage levels within the electrical power system.
Alex Chamba   +2 more
doaj   +1 more source

Optimal planning of distribution grids considering active power curtailment and reactive power control [PDF]

open access: yes, 2016
In this paper, a new planning methodology is proposed for existing distribution grids, considering both passive and active network measures. The method is designed to be tractable for large grids of any type, e.g., meshed or radial.
Aristidou, P   +4 more
core   +1 more source

Supporting group maintenance through prognostics-enhanced dynamic dependability prediction [PDF]

open access: yes, 2017
Condition-based maintenance strategies adapt maintenance planning through the integration of online condition monitoring of assets. The accuracy and cost-effectiveness of these strategies can be improved by integrating prognostics predictions and ...
Aizpurua, J. I.   +9 more
core   +1 more source

GA based optimal planning of VAR sources using Fast Voltage Stability Index method

open access: yesArchives of Electrical Engineering, 2016
This paper presents a novel approach for reactive power planning of a connected power network. Reactive power planning is nothing but the optimal usage of all reactive power sources i.e., transformer tap setting arrangements, reactive generations of ...
Bhattacharyya Biplab   +3 more
doaj   +1 more source

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