Results 21 to 30 of about 24,313,007 (383)

Toward Intelligent Inertial Frequency Participation of Wind Farms for the Grid Frequency Control

open access: yesIEEE Transactions on Industrial Informatics, 2020
Evolving dynamics of modern power systems caused by high penetration of renewable energy sources increased the risk of failures and outages due to declining power system inertia.
M. Kheshti   +5 more
semanticscholar   +1 more source

Load Frequency Control in Four Area Power Systems Using Fuzzy Logic PI Controller [PDF]

open access: yes, 2013
This paper presents a load frequency control in fourarea power systems using fuzzy gain scheduling of PI controlleris realized. The system simulation is realized by using Matlab/Simulink software. System dynamic performance is observed forconventional PI,
Narasimha Raja, Ch. Varaha
core   +1 more source

Influence of PLL on synthetic inertia of DFIG wind turbine in droop controlled microgrids

open access: yesThe Journal of Engineering, 2019
Islanded microgrids allow for a continuous supply of customers even when there is an outage in the bulk power system. The frequency control and stability in microgrids is an ongoing field of research.
Simon Eberlein, Krzysztof Rudion
doaj   +1 more source

Very Short-Term Power System Frequency Forecasting

open access: yesIEEE Access, 2020
Power system frequency plays a pivotal role in ensuring the security, adequacy, and integrity of a power system. While some frequency response services are automatically delivered to maintain the frequency within the stipulated limits, certain cases may ...
Ogun Yurdakul   +3 more
doaj   +1 more source

A Small-AC-Signal Injection-Based Decentralized Secondary Frequency Control for Droop-Controlled Islanded Microgrids

open access: yesIEEE transactions on power electronics, 2020
In an islanded microgrid composed of droop-controlled parallel inverters, the system frequency endures deviations as the load changes. To compensate for frequency deviation without involving communication infrastructures among distributed generators (DGs)
Baojin Liu   +3 more
semanticscholar   +1 more source

Optimal automatic generation controllers in a multi-area interconnected power system with utility-scale PV plants

open access: yesIET Smart Grid, 2019
The centralised utility-scale photovoltaic (PV) plants installation has greatly enlarged their percentage in the bulk power systems, along with the nature uncertainty for the balance of system power and loads.
Yawei Wei   +2 more
doaj   +1 more source

Active and reactive power sharing control strategy for VSGs in microgrid considering the different capacities of distributed energy resources

open access: yesIET Cyber-Physical Systems, 2018
Since the concept that inverters can be controlled to behave like a synchronous generator has been proposed, the virtual synchronous generator (VSG) started to become the mainstream control of distributed energy resources connected distributed system ...
Sara Yahia Altahir   +2 more
doaj   +1 more source

A new double mode control strategy for power router with very wide DC voltage range

open access: yesIET Power Electronics, 2023
In household applications, the power router is a cost‐effective device for AC/DC power conversion. To make it compatible with various types of DC loads without introducing extra power conversion stages, it is important that the power router can work in ...
Jingjing Huang   +5 more
doaj   +1 more source

Improving the Power Quality of Island Microgrid With Voltage and Frequency Control Based on a Hybrid Genetic Algorithm and PSO

open access: yesIEEE Access, 2022
An efficient power control technique for inverter-based distributed generation (DG) in an islanded microgrid is investigated in this work. The objective is to raise the caliber of the electricity pumped from network-connected DGs.
Masoud Dashtdar   +6 more
doaj   +1 more source

Distributed PI-Control with Applications to Power Systems Frequency Control [PDF]

open access: yes, 2014
This paper considers a distributed PI-controller for networked dynamical systems. Sufficient conditions for when the controller is able to stabilize a general linear system and eliminate static control errors are presented.
Andreasson, Martin   +3 more
core   +1 more source

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