Results 21 to 30 of about 201,846 (265)

Structural Condition for Controllable Power Flow System Containing Controllable and Fluctuating Power Devices

open access: yesEnergies, 2020
This paper discusses a structural property for a power system to continue a safe operation under power fluctuation caused by fluctuating power sources and loads.
Saher Javaid, Mineo Kaneko, Yasuo Tan
doaj   +1 more source

Spectrum of Wind Power Fluctuations [PDF]

open access: yesPhysical Review Letters, 2017
Wind power fluctuations for an individual turbine and plant have been widely reported to follow the Kolmogorov spectrum of atmospheric turbulence; both vary with a fluctuation time scale τ as τ^{2/3}. Yet, this scaling has not been explained through turbulence theory.
openaire   +2 more sources

Smoothing Photovoltaic Power Fluctuations for Cascade Hydro-PV-Pumped Storage Generation System Based on a Fuzzy CEEMDAN

open access: yesIEEE Access, 2019
Due to strong volatility and intermittent characteristics, the fluctuations of the photovoltaic (PV) output is inevitable which cause negative impacts on power system operation. However, such an issue can be resolved in a combined cascade hydro-PV-pumped
Lei Chen   +4 more
doaj   +1 more source

Power and Heat Fluctuation Theorems for Electric Circuits [PDF]

open access: yesPhysical Review Letters, 2004
Using recent fluctuation theorems from nonequilibrium statistical mechanics, we extend the theory for voltage fluctuations in electric circuits to power and heat fluctuations. They could be of particular relevance for the functioning of small circuits.
van Zon, R.   +2 more
openaire   +3 more sources

Voltage Fluctuations and Flicker in Prosumer PV Installation

open access: yesEnergies, 2022
In this paper, we present problems connected with voltage fluctuations in low-voltage networks caused by small PV sources installed in an LV network. For the purpose of analysis, high-resolution data gathered at the output of real PV sources for 4 months
Krzysztof Łowczowski, Zbigniew Nadolny
doaj   +1 more source

Injected Power Fluctuations in Langevin Equation [PDF]

open access: yesJournal of Statistical Physics, 2002
submitted to J. Stat. Phys; new version deeply changed; new results added (17 pages)
openaire   +2 more sources

A Distributed AI Framework for Nano-Grid Power Management and Control

open access: yesIEEE Access
Due to their minimal environmental impact, green energy sources like wind turbines and solar panels are increasingly utilized in power systems. However, the power they generate is highly variable, leading to unpredictable fluctuations in power supply ...
Iacovos I. Ioannou   +5 more
doaj   +1 more source

Analysis and Control of Wind Power Grid Integration Based on a Permanent Magnet Synchronous Generator Using a Fuzzy Logic System with Linear Extended State Observer

open access: yesEnergies, 2019
Recently, wind energy conversion systems (WECSs) have attracted attention due to their effective application in renewable energy sources. It is a complex system with multi-variables, strong coupling, non-linearity, and variable parameters; however ...
Youjie Ma   +4 more
doaj   +1 more source

Intermittent Smoothing Approaches for Wind Power Output: A Review

open access: yesEnergies, 2017
Wind energy is one of the most common types of renewable energy resource. Due to its sustainability and environmental benefits, it is an emerging source for electric power generation.
Muhammad Jabir   +3 more
doaj   +1 more source

An optimal reactive power control scheme for rectifying station considering the coordination control of low-voltage reactor and AC system

open access: yesThe Journal of Engineering, 2019
When rectifier station of line-commutated converter based high-voltage direct transmission current has power fluctuations running at large load, reactive power compensator controlled in groups at rectifying station are switched frequently.
Zijia Hui   +5 more
doaj   +1 more source

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