Results 31 to 40 of about 991,490 (245)

Novel correction control approach for an AC/DC hybrid network considering the PQ decoupling property

open access: yesThe Journal of Engineering, 2019
With the maturity and wide application of the voltage-source converter-based high-voltage direct current (VSC-HVDC) technology in the power grid, the fast-response characteristic of VSC helps to improve the speed of corrective control for the AC/DC ...
Yi Lin   +4 more
doaj   +1 more source

Power Flow Control for Decoupled Load Performance of Current-Fed Triple Active Bridge Converter

open access: yesIEEE Open Journal of Power Electronics, 2023
This article presents a phase-shift control method for a converter containing a multi-winding transformer. The control strategy is developed from a power flow analysis of the converter and uses the derived power flow equations to supply constant power at
Zachary T. Smith   +2 more
doaj   +1 more source

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

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

Why and When Are Evidence‐Based Interventions Adopted in Paediatric Supportive Care? A Qualitative Exploration of the Determinants of Photobiomodulation Implementation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Oral mucositis is a common and debilitating side effect of childhood cancer and stem cell transplant treatments. It affects the quality of life of children and young people (CYP) and places a strain on services. Photobiomodulation is recommended for oral mucositis prevention in international guidance but is poorly implemented in UK ...
Claudia Heggie   +4 more
wiley   +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

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