Results 31 to 40 of about 35,365 (198)
Energies, 2021 This study aimed to propose individual phase voltage regulation strategies using the sparrow search algorithm (SSA) in the IEEE 8500-node large-scale unbalanced distribution network with high photovoltaic (PV) penetration.
Yih-Der Lee +5 more
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Multilevel converter to access maximum power from distributed energy source based smart grids
Frontiers in Energy Research, 2023 The distributed power generation is increasing rapidly, and its integration into the power system is a critical issue for the existing power network. Therefore, a three-level converter is developed to access and control the medium voltage DC generated ...
Khaled Alkhaledi +4 more
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Voltage Stabilization in Microgrids via Quadratic Droop Control [PDF]
, 2009 We consider the problem of voltage stability and reactive power balancing in islanded small-scale electrical networks outfitted with DC/AC inverters ("microgrids").
Simpson-Porco, John W. +2 more
core +1 more source
A Review on Small Power Rating PV Inverter Topologies and Smart PV Inverters [PDF]
Electronics, 2021 The two most critical deciding factors for power consumption are energy efficiency and cost. Power electronic circuits are widely used and play an important role in achieving high efficiency in power distribution to customers and power transfer from source to load. Furthermore, solar energy is abundant, sustainable, and pollution-free in nature.
Indragandhi Vairavasundaram +5 more
openaire +1 more source
Applied Sciences, 2021 Modern distribution networks face an increasing number of challenges in maintaining balanced grid voltages because of the rapid increase in single-phase distributed generators.
Yoongun Jung +4 more
doaj +1 more source
Options for Control of Reactive Power by Distributed Photovoltaic Generators [PDF]
, 2010 High penetration levels of distributed photovoltaic(PV) generation on an electrical distribution circuit present several challenges and opportunities for distribution utilities. Rapidly varying irradiance conditions may cause voltage sags and swells that
Backhaus, Scott +3 more
core +1 more source
IEEE Access, 2020 An intelligent control method using recurrent wavelet fuzzy neural network (RWFNN) is proposed to improve the low-voltage ride through (LVRT) performance of a two-stage photovoltaic (PV) power plant under grid faults for the weak grid conditions.
Faa-Jeng Lin +3 more
doaj +1 more source
Applied Sciences, 2018 The paper presents an economic evaluation, including a cost-benefit analysis and a sensitivity analysis, of smart photovoltaic (PV) inverters with a novel Watt-Var control scheme for enhancing PV penetration in distribution systems in Taiwan.
Shih-Chieh Hsieh +2 more
doaj +1 more source
CSEE Journal of Power and Energy SystemsA transformer is an essential but expensive power delivery equipment for a distribution utility. In many distribution utilities worldwide, a sizable percentage of transformers are near the end of their designed life.
Kanhaiya Kumar +2 more
doaj +1 more source
Impact of Smart Inverters on Feeder Hosting Capacity of Distribution Networks
IEEE Access, 2019 Penetration of renewable energy based distributed generators into power networks is limited. This is due to several reasons such as intermittency of the generation, low-inertia during disturbances and high variation of local voltage and frequency ...
Taha Selim Ustun +2 more
doaj +1 more source