Results 31 to 40 of about 236,652 (295)

Optimal Reactive Power Dispatch under Transmission and Distribution Coordination Based on an Accelerated Augmented Lagrangian Algorithm

open access: yesEnergies, 2022
As many distributed power sources flood into the distribution network, the relationship between transmission and distribution grids in reactive power and voltage is becoming closer and closer.
Bin Zhou   +4 more
doaj   +1 more source

Coordinated Power Dispatch of a PMSG based Wind Farm for Output Power Maximizing Considering the Wake Effect and Losses [PDF]

open access: yes, 2016
The energy loss in a wind farm (WF) caused by wake interaction between wind turbines (WTs) is quite high, which can be reduced by proper active power dispatch.
Chen, Zhe   +4 more
core   +2 more sources

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 Voltage Regulation of Unbalanced Distribution Networks with Coordination of OLTC and PV Generation

open access: yes, 2019
Photovoltaic (PV) smart inverters can regulate voltage in distribution systems by modulating reactive power of PV systems. In this paper, an optimization framework for optimal coordination of reactive power injection of smart inverters and tap operations
Disfani, Vahid   +3 more
core   +1 more source

Neural network‐based integrated reactive power optimization study for power grids containing large‐scale wind power

open access: yesIET Generation, Transmission & Distribution
The high uncertainty of wind power output greatly affects the rapid reactive power optimization of power systems. This paper proposes a neural network‐based comprehensive reactive power optimization method for large‐scale wind power grids, effectively ...
Jie Zhao   +5 more
doaj   +1 more source

Design and evaluation of capacitive reactive power optimization in substation DC system

open access: yesGong-kuang zidonghua, 2014
In view of problem of misoperation of protection device caused by DC system grounding fault which often appears in substations, the concept of capacitive reactive power of DC system was proposed, and an optimized scheme of centralized power supply of DC ...
HUANG Yuansheng, DAI Xinbo, CUI Yong
doaj   +1 more source

Application of Grey Wolf Optimizer Algorithm for Optimal Power Flow of Two-Terminal HVDC Transmission System [PDF]

open access: yes, 2017
This paper applies a relatively new optimization method, the Grey Wolf Optimizer (GWO) algorithm for Optimal Power Flow (OPF) of twoterminal High Voltage Direct Current (HVDC) electrical power system.
Hassan, Heba Ahmed
core   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Ensemble Learning-Based Reactive Power Optimization for Distribution Networks

open access: yesEnergies, 2022
Reactive power optimization of distribution networks is of great significance to improve power quality and reduce power loss. However, traditional methods for reactive power optimization of distribution networks either consume a lot of calculation time ...
Ruijin Zhu, Bo Tang, Wenhai Wei
doaj   +1 more source

Reactive power minimization of dual active bridge DC/DC converter with triple phase shift control using neural network [PDF]

open access: yes, 2014
Reactive power flow increases dual active bridge (DAB) converter RMS current leading to an increase in conduction losses especially in high power applications.
Aboushady, Ahmed   +2 more
core   +2 more sources

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