Results 21 to 30 of about 1,259,177 (299)

Cyber–physical attacks on power distribution systems

open access: yesIET Cyber-Physical Systems, 2020
This study investigates the impacts of stealthy false data injection (FDI) attacks that corrupt the state estimation operation of power distribution systems (PDS).
Abdelrahman Ayad   +4 more
doaj   +1 more source

A Comprehensive Control Strategy for Multibus Nanogrids With Power Exchange Between Prosumers

open access: yesIEEE Access, 2021
Microgrids/nanogrids of prosumers must be able to adapt to new business opportunities related to energy trading. Therefore, highly accepted hierarchical control strategies should be modified to allow deliberate energy interchange among prosumers, even ...
Eva Gonzalez-Romera   +4 more
doaj   +1 more source

Application of UPFC to mitigate SSR in series-compensated wind farms

open access: yesThe Journal of Engineering, 2019
Flexible AC transmission systems have shown effective functionalities in promoting the system operation security and service reliability. Facing with series-compensated lines, subsynchronous resonance (SSR) may jeopardise the stability and mechanical ...
Hongli Jiang   +6 more
doaj   +1 more source

Trailing-edge flow control for wind turbine performance and load control [PDF]

open access: yesRenewable Energy, 2017
This paper reports an investigation into the performance of trailing-edge flow control devices on horizontal axis wind turbines by solving the three dimensional Reynolds averaged Navier-Stokes equations in the rotational framework. The validation case selected for this work is the NREL Phase VI blade with wind tunnel experimental data.
Chen, H., Qin, N.
openaire   +2 more sources

Frequency control of power system including PV and wind farms by using output frequency band control of HVDC interconnection line

open access: yesThe Journal of Engineering, 2019
Due to serious environmental issues in recent years, renewable energy has been focused on all over the world to solve the issues. However, because of indirect characteristics such as variations of solar radiation intensity or wind speeds, the output of ...
Kimiko Tada   +9 more
doaj   +1 more source

Application of UPFC in Fujian 500 kV power grid

open access: yesThe Journal of Engineering, 2019
In order to release the capability restriction of the North–South transmission channels in the 500 kV power grid of Fujian Province, this article studies the application of unified power flow controller (UPFC) to improve the transmission capability under
Meng Li   +7 more
doaj   +1 more source

The SIMIAN architecture-an object-orientated framework for integrated power system modelling, analysis and control [PDF]

open access: yes, 1996
This paper details the work conducted by the Brunel Institute of Power Systems, UK, into an object orientated framework for power systems modelling, analysis and control.
Gann, JO, Irving, MR, Phillips, NBP
core   +1 more source

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

Statistical Classification of Cascading Failures in Power Grids [PDF]

open access: yes, 2010
We introduce a new microscopic model of the outages in transmission power grids. This model accounts for the automatic response of the grid to load fluctuations that take place on the scale of minutes, when the optimum power flow adjustments and load ...
Chertkov, Michael   +2 more
core   +3 more sources

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