Results 21 to 30 of about 9,101,005 (318)

ANN-Based Pattern Recognition for Induction Motor Broken Rotor Bar Monitoring under Supply Frequency Regulation

open access: yesMachines, 2021
The requisite of direct-on-line (DOL) starting for various applications in underground mines subjects the rotor bars of heavy-duty squirrel cage induction motors (SCIMs) to severe stresses, resulting in sustained fault in the rotor bars, unlike the ...
Ashish Kumar Sinha   +3 more
doaj   +1 more source

Optimal Building Thermal Load Scheduling for Simultaneous Participation in Energy and Frequency Regulation Markets

open access: yesEnergies, 2021
This paper presents an optimal scheduling solution for building thermal loads that simultaneously participate in the wholesale energy and frequency regulation markets.
Jie Cai
doaj   +1 more source

Adaptive frequency regulation strategy in multi-area microgrids including renewable energy and electric vehicles supported by virtual inertia

open access: yesInternational Journal of Electrical Power & Energy Systems, 2021
With the increased level of penetration of distributed generators (DGs), renewable energy sources (RESs) in microgrids (μGs), the impact of damping, and low inertia effect on the grid stability increase in the situation of uncertainties.
Hussein Abubakr   +4 more
semanticscholar   +1 more source

A VSG-Based Coordinated DC Voltage Control for VSC-HVDC to Participate in Frequency Regulation

open access: yesEnergies, 2021
In this paper, a coordinated DC voltage control strategy is proposed based on the VSG (virtual synchronous generator) method for the VSC-HVDC transmission system to participate in the frequency regulation of the connected weak grid. The voltage and power
Tianwen Zheng   +5 more
doaj   +1 more source

Frequency Regulation of an Isolated Microgrid With Electric Vehicles and Energy Storage System Integration Using Adaptive and Model Predictive Controllers

open access: yesIEEE Access, 2021
Energy storage system (ESS) possesses tremendous potential to counter both the rapid growth of intermittent renewable energy resources (RESs) and provide frequency support to the microgrid (MG).
M. U. Jan   +5 more
semanticscholar   +1 more source

Frequency Regulation Strategy of Two-Area Microgrid System with Electric Vehicle Support Using Novel Fuzzy-Based Dual-Stage Controller and Modified Dragonfly Algorithm

open access: yesEnergies, 2023
Energy in microgrids (MGs) can now be generated from a variety of renewable sources, but their effective and sustainable use is dependent on electrical energy storage (EES) systems.
Balvender Singh   +3 more
doaj   +1 more source

Vehicle to Grid Frequency Regulation Capacity Optimal Scheduling for Battery Swapping Station Using Deep Q-Network

open access: yesIEEE Transactions on Industrial Informatics, 2021
Battery swapping stations (BSSs) are ideal candidates for fast frequency regulation services (FFRS) due to their large battery stock capacity. In addition, BSSs can precharge batteries for customers and the batteries that are not in charging can provide ...
Xinan Wang, Jianhui Wang, Jianzhe Liu
semanticscholar   +1 more source

Accurate Remaining Available Energy Estimation of LiFePO4 Battery in Dynamic Frequency Regulation for EVs with Thermal-Electric-Hysteresis Model

open access: yesEnergies, 2023
Renewable energy power generation systems such as photovoltaic and wind power have characteristics of intermittency and volatility, which can cause disturbances to the grid frequency.
Zhihang Zhang   +4 more
doaj   +1 more source

Performance assessment of grid-forming and grid-following converter-interfaced battery energy storage systems on frequency regulation in low-inertia power grids

open access: yes, 2021
Power systems with large shares of converter-interfaced renewables may be characterized by low grid inertia due to the lack of frequency containment provided by synchronous generators.
Yihui Zuo   +5 more
semanticscholar   +1 more source

Improved Frequency Control Strategy for Offshore Wind Farm Integration via VSC-HVDC

open access: yesEnergies, 2022
Voltage source converter based high voltage DC system (VSC-HVDC) has become a very promising solution to integrate offshore wind farm. However, the equivalent inertia of the modern power system with large renewable energy integration becomes small, which
Rui Zeng, Yizhen Wang
doaj   +1 more source

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