Results 51 to 60 of about 17,707,614 (353)

A Bayesian approach to modeling fast chargers functionality for grid frequency support [PDF]

open access: yes
As governments around the world commit to achieving net zero emissions, the upcoming years will witness a significant increase in fully electric vehicles (EVs), predominantly supported by DC fast charging (DCFC) infrastructure.
Sanjari, Mohammad J.   +10 more
core   +2 more sources

Dual-loop SFC scheme for BTB-VSC-HVDC interconnecting asynchronous AC grids

open access: yesThe Journal of Engineering, 2018
This study proposes a dual-loop supplementary frequency control (SFC) scheme for back-to-back voltage source converter high-voltage DC (BTB-VSC-HVDC) interconnecting asynchronous AC grids, to provide frequency support for each other after a large ...
Lingkang Zeng   +4 more
doaj   +1 more source

The permanently rotating wind turbines: a new strategy for reliable power system frequency support under low and no wind conditions

open access: yesFrontiers in Energy Research, 2023
The problem of frequency stability becomes more concerning as the presence of converter-interfaced units increases and conventional generators are suppressed.
Kristina Džodić, Željko Đurišić
doaj   +1 more source

An optical fibre-based frequency dissemination network for Australia [PDF]

open access: yes, 2016
An optical-fibre network is being planned for distribution of optical and microwave reference frequencies in Australia. This network would connect a number of research facilities and the National Measurement Institute (NMI), allowing long-range ...
Warrington, Richard B   +9 more
core   +1 more source

Fast Frequency Support From Wind Turbine Systems by Arresting Frequency Nadir Close to Settling Frequency [PDF]

open access: yes, 2020
The recent power cut incident in the UK on 9th August 2019 indicated that frequency control to raise frequency nadir and eliminate frequency second dip is highly desirable for power grids with high penetration of wind energy.
Zhao, Xianxian   +2 more
core   +1 more source

A Novel Control Architecture for Hybrid Power Plants to Provide Coordinated Frequency Reserves

open access: yesEnergies, 2019
The inertia reduction suffered by worldwide power grids, along with the upcoming necessity of providing frequency regulation with renewable sources, motivates the present work.
Daniel Vázquez Pombo   +2 more
doaj   +1 more source

Grid Support with Wind Turbines: The Case of the 2019 Blackout in Flensburg

open access: yesEnergies, 2021
The work presented in this paper aims to show how modern wind turbines can help to control the frequency in a small grid which suffers from large power imbalances. It is shown for an exemplary situation, which occurred in Flensburg’s distribution grid in
Arne Gloe, Clemens Jauch, Thomas Räther
doaj   +1 more source

Applying Bayes linear methods to support reliability procurement decisions [PDF]

open access: yes, 2008
Bayesian methods are common in reliability and risk assessment, however, such methods often demand a large amount of specification and can be computationally intensive.
Lesley Walls   +8 more
core   +1 more source

Frequency of social support by demographic factors. [PDF]

open access: yes, 2020
Frequency of social support by demographic factors.
Motoaki Sugiura (283370)   +5 more
core   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

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