Results 11 to 20 of about 6,558 (215)

Load Frequency Control (LFC) Strategies in Renewable Energy-Based Hybrid Power Systems: A Review

open access: yesEnergies, 2022
The hybrid power system is a combination of renewable energy power plants and conventional energy power plants. This integration causes power quality issues including poor settling times and higher transient contents. The main issue of such interconnection is the frequency variations caused in the hybrid power system.
Muhammad Majid Gulzar   +5 more
openaire   +4 more sources

Challenges and Opportunities of Load Frequency Control in Conventional, Modern and Future Smart Power Systems: A Comprehensive Review

open access: yesEnergies, 2018
Power systems are the most complex systems that have been created by men in history. To operate such systems in a stable mode, several control loops are needed.
Hassan Haes Alhelou   +4 more
doaj   +3 more sources

Coordination strategies of distributed energy resources including FESS, DEG, FC and WTG in load frequency control (LFC) scheme of hybrid isolated micro-grid

open access: yesInternational Journal of Electrical Power & Energy Systems, 2019
Abstract This paper presents a novel load frequency control (LFC) model for a stand-alone hybrid micro-grid in the presence of renewable energy resources. A perilous fact in operation of isolated micro-grid is to deal with a low-inertia system owing to the unpredictable structure and the intermittent fluctuation of RESs.
Ahmadreza Abazari, Hassan Monsef, Bin Wu
openaire   +3 more sources

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

SCA based Fractional-order PID Controller Considering Delayed EV Aggregators [PDF]

open access: yesJournal of Operation and Automation in Power Engineering, 2020
The EVs battery has the ability to enhance the balance between the load demand and power generation units. The EV aggregators to manage the random behaviour of EV owners and increasing EVs participation in the ancillary services market are employed.
F. Babaei, A. Safari
doaj   +1 more source

Two-Layer Robust Distributed Predictive Control for Load Frequency Control of a Power System under Wind Power Fluctuation

open access: yesEnergies, 2023
The frequency stability of interconnected power systems becomes quite challenging when incorporating renewable energy sources (mostly wind power). Distributed model predictive control (DMPC) is an effective method to maintain stable grid frequency and ...
Ce Wang, Xiangjie Liu, Kwang Y. Lee
doaj   +1 more source

Distributed Model Predictive Load Frequency Control of multi-area Power Grid: A Decoupling Approach [PDF]

open access: yes, 2019
A model-predictive scheme for load frequency control of a multi-area power system is proposed. The method depends on a decoupling technique which allows for a control design with a distributed architecture.
Dritsas, L.   +2 more
core   +1 more source

A Comprehensive Review of the Cyber-Attacks and Cyber-Security on Load Frequency Control of Power Systems

open access: yesEnergies, 2020
Power systems are complex systems that have great importance to socio-economic development due to the fact that the entire world relies on the electric network power supply for day-to-day life.
Athira M. Mohan   +2 more
doaj   +1 more source

A Survey on Load Frequency Control of Multi-Area Power Systems: Recent Challenges and Strategies

open access: yesEnergies, 2023
Load frequency control (LFC) is well known for balancing the load demand and frequency for a multi-area power system. Studies have proven that LFC can improve the global performance of multi-area power systems.
Xinghua Liu, Siwei Qiao, Zhiwei Liu
doaj   +1 more source

Distributed LQR design for identical dynamically coupled systems: Application to load frequency control of multi-area power grid [PDF]

open access: yes, 2019
The paper proposes a distributed LQR method for the solution to regulator problems of networks composed of dynamically dependent agents. It is assumed that these dynamical couplings among agents can be expressed in a state-space form of a certain ...
Dritsas, L.   +2 more
core   +1 more source

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