Results 31 to 40 of about 1,259,177 (299)

Power flow control scheme for multiport power electronics transformers

open access: yesHigh Voltage, 2018
Development of power electronics transformers (PETs) has made dc distribution and hybrid ac/dc systems a competitive solution for future network expansion.
Huaitian Zhang   +6 more
doaj   +1 more source

An optimal scheduling of renewable energy in flexible interconnected distribution networks considering extreme scenarios

open access: yesIET Renewable Power Generation, 2023
As renewable power penetration gradually increases in hierarchical distribution networks, certain regions have started to lack the ability to consume.
Yongjun Zhang   +6 more
doaj   +1 more source

Conservation voltage reduction (CVR) via two-timescale control in unbalanced power distribution systems

open access: yesIET Smart Grid, 2020
Voltage control devices are employed in power distribution systems to reduce the power consumption by operating the system closer to the lower acceptable voltage limits; this technique is called conservation voltage reduction (CVR).
Rahul R. Jha   +2 more
doaj   +1 more source

Voltage stability index and APFC for performance improvement of modern power systems with intense renewables

open access: yesThe Journal of Engineering, 2019
In this study, a newly developed amalgam power flow controller (APFC) is used for better controllability and voltage stability enhancement of modern power system with deep renewable penetration.
Pradeep Singh   +5 more
doaj   +1 more source

Plug and Play DC-DC Converters for Smart DC Nanogrids with Advanced Control Ancillary Services [PDF]

open access: yes, 2018
This paper gives a general view of the control possibilities for dc-dc converters in dc nanogrids. A widely adopted control method is the droop control, which is able to achieve proportional load sharing among multiple sources and to stabilize the ...
Caldognetto, Tommaso   +4 more
core   +1 more source

Rapid modelling for flexible DC distribution network considering droop control

open access: yesThe Journal of Engineering, 2018
With the growth of DC electricity load, the difficulty to improve the power quality, and the increasing penetration of renewable power, flexible DC distribution network, which contains complex renewable energy generation equipment and a large number of ...
Aikang Chen, Songtao Yu, Da Xie
doaj   +1 more source

Optimal allocation of DSTATCOM and PV array in distribution system employing fuzzy-lightning search algorithm

open access: yesAutomatika, 2021
Increased electric energy demand is the major factor that cracks the researchers to focus on electrical energy demand to meet the challenge. Accordingly, the power loss should be minimized.
G. Isha, P. Jagatheeswari
doaj   +1 more source

Voltage Multistability and Pulse Emergency Control for Distribution System with Power Flow Reversal [PDF]

open access: yes, 2015
High levels of penetration of distributed generation and aggressive reactive power compensation may result in the reversal of power flows in future distribution grids.
Nguyen, Hung D., Turitsyn, Konstantin
core   +2 more sources

Stand-alone excitation synchronous wind power generators with power flow management strategy

open access: yesThe Journal of Engineering, 2014
This study presents a stand-alone excitation synchronous wind power generator (SESWPG) with power flow management strategy (PFMS). The rotor speed of the excitation synchronous generator tracks the utility grid frequency by using servo motor tracking ...
Tzuen-Lih Chern   +6 more
doaj   +1 more source

Electricity Tariff Aware Model Predictive Controller for Customer Battery Storage with Uncertain Daily Cycling Load

open access: yesJournal of Modern Power Systems and Clean Energy, 2022
To optimally control the energy storage system of the battery exposed to the volatile daily cycling load and electricity tariffs, a novel modification of a conventional model predictive control is proposed.
Dejan P. Jovanovic   +2 more
doaj   +1 more source

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