Results 21 to 30 of about 11,992,356 (248)
Modelling, Analysis and Performance of a Low Inertia AC-DC Microgrid
Applied Sciences, 2023 In a world where the energy crisis is becoming overwhelming, demand for integrating renewable energy sources is increasing and forming microgrids is becoming an essential solution.
Mohamed A. Afifi +2 more
doaj +1 more source
IEEE Access, 2023 As the trend towards the decentralization of grids continues, new typologies such as microgrids have gained popularity in recent years. Microgrids offer greater reliability as they can operate both connected to the main grid and in islanded mode. However,
Lucas L. Rodrigues +5 more
doaj +1 more source
Operation-Area-Constrained Adaptive Primary Frequency Support Strategy for Electric Vehicle Clusters
Journal of Modern Power Systems and Clean Energy, 2023 Due to their fast response and strong short-term power throughput capacity, electric vehicles (EVs) are promising for providing primary frequency support to power grids.
Tianqi Liu +5 more
doaj +1 more source
An Enhanced Frequency Response Strategy of a DFIG Based on Over-Speed De-Loaded Curve
Applied Sciences, 2021 The increasing level of wind power penetration is seriously threatening the frequency stability of the power system. In this article, we suggest an enhanced frequency response strategy of a doubly fed induction generator (DFIG) based on over-speed de ...
Yien Xu, Hongmei Wang, Dejian Yang
doaj +1 more source
Fast Stepwise Inertial Control Scheme of a DFIG for Reducing Second Frequency Drop
Applied Sciences, 2021 With the fast growth in the penetration of wind power, doubly fed induction generators (DFIGs) are recommended for their ability to enforce grid codes that provide inertial control services by releasing rotational energy.
Yien Xu +4 more
doaj +1 more source
Detection of Cochlear Hearing Loss Applying Wavelet Packets and Support Vector Machines [PDF]
, 2004 The aim of this paper is to evaluate the application of the wavelet packet transform (WP) and support vector machines (SVM) to transient evoked otoacoustic emissions (TEOAE) in order to achieve a detection of frequency-specific hearing loss. We introduce
Weiss, Stephan +5 more
core +4 more sources
Dual-loop SFC scheme for BTB-VSC-HVDC interconnecting asynchronous AC grids
The Journal of Engineering, 2018 This study proposes a dual-loop supplementary frequency control (SFC) scheme for back-to-back voltage source converter high-voltage DC (BTB-VSC-HVDC) interconnecting asynchronous AC grids, to provide frequency support for each other after a large ...
Lingkang Zeng +4 more
doaj +1 more source
A Novel Control Architecture for Hybrid Power Plants to Provide Coordinated Frequency Reserves
Energies, 2019 The inertia reduction suffered by worldwide power grids, along with the upcoming necessity of providing frequency regulation with renewable sources, motivates the present work.
Daniel Vázquez Pombo +2 more
doaj +1 more source
IEEE Access, 2022 Due to advantages such as being clean and safe, photovoltaic (PV) generation has become an effective way to solve the energy crisis and environmental pollution problems. However, the PV inverter does not have inertia and damping characteristics. With the
Xueqing Li +4 more
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Influence of Continuous Provision of Synthetic Inertia on the Mechanical Loads of a Wind Turbine
Energies, 2021 In many electrical grids, the share of renewable energy generation increases. As these generators are typically connected to the grid via inverters, the level of grid inertia decreases.
Arne Gloe +4 more
doaj +1 more source