Results 31 to 40 of about 2,866,338 (297)

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

Black Hole Cross Section at the Large Hadron Collider [PDF]

open access: yes, 2006
Black hole production at the Large Hadron Collider (LHC) was first discussed in 1999. Since then, much work has been performed in predicting the black hole cross section.
Cardoso V.   +8 more
core   +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

Thermodynamics of string black hole with hyperscaling violation [PDF]

open access: yes, 2013
In this paper, we start with black brane and construct specific space-time which violates hyperscaling. In order to obtain the string solution we apply Null-Melvin-Twist and $KK$-reduction. By using the difference action method we study thermodynamics of
A Pourdarvish   +21 more
core   +2 more sources

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

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

Study on Characteristics of 4.5 kV Reverse Blocking IGCT for HVDC

open access: yes机车电传动, 2021
As a new fully controlled power electronic device with bidirectional blocking voltage and forward controllable turn off, reverse blocking IGCT has attracted more and more attention in power grid applications.
Xuejun PAN   +5 more
doaj  

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

Harmonic Influencing Factors and Their Characterization Under Black Start Mode of Floating Power Station

open access: yes发电技术, 2022
When floating power stations use static frequency converters to black-start floating power station units, the harmonic effects are more serious than onshore power stations due to the isolated grid system and the limited electrical structure.
LIU Zhongkang   +3 more
doaj   +1 more source

On the Black-Hole/Qubit Correspondence

open access: yes, 2011
The entanglement classification of four qubits is related to the extremal black holes of the 4-dimensional STU model via a time-like reduction to three dimensions.
A. Cayley   +83 more
core   +1 more source

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