Results 21 to 30 of about 985 (211)

Black Start Restoration of Islanded Droop-Controlled Microgrids

open access: yesEnergies, 2020
The electricity grid faces the possibility of outages due to extreme weather events, cyber-attack, and unexpected events. When these unwanted events occur, it is desired that electricity be restored as soon as possible to meet the power demands of ...
Ogbonnaya Bassey, Karen L. Butler-Purry
doaj   +1 more source

Fast Cut Back Thermal Power Plant Load Rejection and Black Start Field Test Analysis

open access: yesEnergies, 2014
Fast and reliable black start plays a key role in improving the ability of the power system to resist the risk of large-scale blackouts. For a black start with high voltage and long-distance transmission lines, it is much easier to cause phenomena such ...
Kaiwen Zeng   +5 more
doaj   +1 more source

Risks in the European Transmission System and a Novel Restoration Strategy for a Power System after a Major Blackout

open access: yesApplied Sciences, 2022
Many citizens of European countries may soon experience a long and extensive blackout. The lack of predictability in the output of renewable energy sources, aggravating the problem of consistently matching supply with demand on electric grids, along with
Georgios Fotis   +2 more
doaj   +1 more source

A Decentralized Multi-Agent-Based Approach for Low Voltage Microgrid Restoration

open access: yesEnergies, 2017
Although a well-organized power system is less subject to blackouts, the existence of a proper restoration plan is nevertheless still essential. The goal of a restoration plan is to bring the power system back to its normal operating conditions in the ...
Ebrahim Rokrok   +3 more
doaj   +1 more source

Research on the black start of DC transformers based on soft converter control

open access: yesZhejiang dianli, 2023
The DC transformers with dual active bridge (DAB) topology is characterized by zero voltage switching (ZVS) and provides the basis for realizing lossless turn-off buffer by directly paralleling buffer capacitors.
TANG Xueteng   +5 more
doaj   +1 more source

Research on the Coordinated Recovery Strategy Based on Centralized Electric Vehicle Charging Station

open access: yesEnergies, 2023
Electric vehicles have become a crucial component of modern power systems, possessing substantial energy reserves that can be important power supplies in blackouts where the power grid has weak reserves or limited connections to other grids.
Menghao Wen   +5 more
doaj   +1 more source

Research on the Unit Black-Start Strategy Considering Recovery Path and Start Sequence

open access: yesSustainability, 2022
Large-scale power outage events bring serious economic losses to national and social development and cause bad impacts, and the reasonable formulation of a unit black-start strategy is the basis of power outage recovery. Firstly, the Dijkstra shortest path algorithm is used to search for the optimal recovery path of the unit to be started after a major
Jie Zhao   +6 more
openaire   +1 more source

A Novel Dynamic Load Modeling for Power Systems Restoration: An Experimental Validation on Active Distribution Networks

open access: yesIEEE Access, 2022
In this paper, a novel approach to assess the power demand of distribution networks during a restoration process following an outage is presented. The possibility of correctly estimating such power demand represents a very important support in the choice
Roberto Benato   +5 more
doaj   +1 more source

Black Start Method and Coordinated Restoration Strategy of DC Receiving-end Power Grid Based on Hybrid Direct Current

open access: yes工程科学与技术, 2023
Hybrid DC, as a new direction of DC transmission technology, combines the advantages of traditional and flexible HVDC systems and plays an important role in the power grid black start.
Honglin GOU   +6 more
doaj  

Offshore Wind Farm Black Start Service Integration: Review and Outlook of Ongoing Research

open access: yesEnergies, 2020
A review of the ongoing research on black start (BS) service integrated with offshore wind farms (OWFs) is presented in this paper. The overall goal is to firstly gain a better understanding of the BS capabilities required by modern power systems ...
Daniela Pagnani   +5 more
doaj   +1 more source

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