Results 1 to 10 of about 985 (211)
Some of the next articles are maybe not open access.

Black Start Strategy for PV-ESS Multi-Microgrids with Three-Phase/Single-Phase Architecture

open access: yesEnergies, 2016
With the rapid development of microgrids (MGs) in recent years, it is anticipated that combinations of multiple microgrids—multi-microgrids (MMGs)—will gradually become a new form of power grid.
Zhirong Xu   +4 more
doaj   +4 more sources

Black Start Capability from Large Industrial Consumers

open access: yesEnergies, 2022
The way of control and operation of an electrical power system has been changing rapidly with the integration of renewable energy sources (RES). One of the emerging issues that require addressing is the capability of RES to participate in the restoration
Gayan Abeynayake   +2 more
doaj   +3 more sources

Performance Evaluation of a BESS Unit for Black Start and Seamless Islanding Operation

open access: yesEnergies, 2022
The main purpose of this paper is to evaluate the overall performance of a battery energy storage system (BESS) during (I) grid-connected, (II) black start, and (III) islanded operating modes.
Seyedmahdi Izadkhast   +4 more
doaj   +3 more sources

VSC-HVDC and Its Applications for Black Start Restoration Processes

open access: yesApplied Sciences, 2021
System reliability is a measure of an electric grid system’s ability to deliver uninterrupted service at the proper voltage and frequency. This property of the electric system is commonly affected by critical processes, such as a total blackout.
Rafael Sanchez Garciarivas   +7 more
doaj   +3 more sources

Stratified Optimization Strategy Used for Restoration With Photovoltaic-Battery Energy Storage Systems as Black-Start Resources

open access: yesIEEE Access, 2019
With the rapid growth of installed capacity of photovoltaic (PV), the PV power stations equipped with energy storage (ES) have become a new type of black-start power supply.
Junhui Li   +5 more
doaj   +3 more sources

PMSG-Based Black-Start Technology and Its Field Tests

open access: yesEnergies, 2019
It is of great importance for power grids to have black-start capability for rapid recovery, and there is great theoretical significance and practical application value in studying how to use wind farms as the black-start power supply source for power ...
Min-gang Tan, Yi Tang, Chaohai Zhang
doaj   +3 more sources

Two-Stage Black-Start Optimization for Power Systems with Multi-Energy Microgrid as a Black-Start Unit

open access: yesShanghai Jiaotong Daxue xuebao
To reduce the losses caused by major power outages in power systems, a two-stage optimization method for black start of power systems is proposed using a multi-energy microgrid (MEMG) as a black-start source.
ZHU Yongqing, CHEN Changming, LI Qingsheng, LI Zhen, ZHANG Zhaofeng, LIN Zhenzhi
doaj   +2 more sources

Starting with I: Combating Anti-Blackness in Libraries [PDF]

open access: yesMedical Reference Services Quarterly, 2021
When millions saw footage of George Floyd's murder by police during the COVID-19 pandemic where marginalized groups had higher death rates, increased awareness and action arose because Black people are treated differently in the United States. Many libraries subsequently created statements and committees to commit to reduce inequities in libraries ...
Peace Ossom-Williamson   +4 more
openaire   +2 more sources

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