Results 21 to 30 of about 2,385,731 (339)

A novel technique for load frequency control of multi-area power systems [PDF]

open access: yes, 2020
In this paper, an adaptive type-2 fuzzy controller is proposed to control the load frequency of a two-area power system based on descending gradient training and error back-propagation. The dynamics of the system are completely uncertain.
Dokht Shakibjoo, Ali   +3 more
core   +1 more source

A conditionally constrained compound sub‐gradient method for distributed energy coordination

open access: yesIET Generation, Transmission & Distribution, 2023
A conditionally constrained compound (CCC) sub‐gradient method typically involves solutions by multi‐agents, which have important applications in distributed energy resources (DER).
Xu Jie, Sizhou Sun
doaj   +1 more source

Dynamic Stability Analysis of Isolated Power System

open access: yesApplied Sciences, 2022
The islanded mode of operation of an electric power system (EPS) that has generation capabilities provided by conventional thermal power plants, by a pumped-storage power station, or from an interlink with a neighboring electric power system through an ...
Ramūnas Deltuva   +2 more
doaj   +1 more source

The Price of Synchrony: Resistive Losses due to Phase Synchronization in Power Networks [PDF]

open access: yes, 2012
We investigate the total resistive losses incurred in returning a power network of identical generators to a synchronous state following a transient stability event or in maintaining this state in the presence of persistent stochastic disturbances.
Bamieh, Bassam, Gayme, Dennice F.
core   +1 more source

Influence of system inertia time constant on transient stability level of AC power grid

open access: yesElectronics Letters, 2023
Power system inertia is receiving increasing attention because the inclusion of renewable energy generation equipment weakens the inertia of the regional equivalent system and affects the transient stability of the system. In this paper, the influence of
Mingxing Tian   +3 more
doaj   +1 more source

Online Voltage Stability Assessment for Load Areas Based on the Holomorphic Embedding Method [PDF]

open access: yes, 2017
This paper proposes an online steady-state voltage stability assessment scheme to evaluate the proximity to voltage collapse at each bus of a load area.
Bak, Claus Leth   +4 more
core   +2 more sources

Impedance-compensated grid synchronisation for extending the stability range of weak grids with voltage source converters [PDF]

open access: yes, 2016
This paper demonstrates how the range of stable power transfer in weak grids with voltage source converters (VSCs) can be extended by modifying the grid synchronisation mechanism of a conventional synchronous reference frame phase locked loop (PLL).
D'Arco, Salvatore   +3 more
core   +2 more sources

MatPSST: A Matlab/Simulink‐based power system simulation toolbox for research and education

open access: yesIET Generation, Transmission & Distribution, 2023
This paper presents an open‐access Matlab/Simulink‐based power system simulation toolbox (MatPSST) for research and education. In MatPSST, dynamic modeling is implemented by Simulink. Only the initialization process is coded in Matlab.
Siqi Lin   +6 more
doaj   +1 more source

Online coherency identification and stability condition for large interconnected power systems using an unsupervised data mining technique [PDF]

open access: yes, 2019
Identification of coherent generators and the determination of the stability system condition in large interconnected power system is one of the key steps to carry out different control system strategies to avoid a partial or complete blackout of a power
Barocio, Emilio   +3 more
core   +1 more source

New heuristic-based design of robust power system stabilizers

open access: yes, 2004
This paper proposes a new robust design of power system stabilizers (PSSs) in a multimachine power system using a heuristic optimization method. The structure of each PSS used is similar to that of a conventional lead/lag stabilizer.
Dechanupaprittha, Sanchai   +5 more
core   +1 more source

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