Articles with "frequency dynamics" as a keyword



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Frequency dynamics of volatility spillovers among crude oil and international stock markets: The role of the interest rate

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Published in 2020 at "Energy Economics"

DOI: 10.1016/j.eneco.2020.104900

Abstract: This paper explores the frequency dynamics of volatility spillovers among crude oil and international stock markets using implied volatility indices. I find evidence of volatility spillovers driven mainly by short-term spillovers. Moreover, low interest rate… read more here.

Keywords: volatility; frequency dynamics; interest rate; volatility spillovers ... See more keywords

Integration of wind generation uncertainties into frequency dynamic constrained unit commitment considering reserve and plug in electric vehicles

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Published in 2020 at "Journal of Cleaner Production"

DOI: 10.1016/j.jclepro.2020.124272

Abstract: Abstract Increased penetration of renewable resources in power systems and consequently cut back in the inertia of the whole power system is a significant concern for Unit Commitment (UC) in terms of energy scheduling and… read more here.

Keywords: system; unit commitment; generation; frequency dynamics ... See more keywords
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Magnetic skyrmion low frequency dynamics in thin circular dots

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Published in 2017 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2017.06.094

Abstract: Abstract We calculate low-frequency gyrotropic excitation modes of the skyrmion state thin cylindrical magnetic dots. The skyrmion is assumed to be stabilized at room temperature and zero external magnetic field due to an interplay of… read more here.

Keywords: frequency dynamics; magnetic skyrmion; low frequency; skyrmion low ... See more keywords
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High frequency dynamics of an isotropic Timoshenko periodic beam by the use of the Time-domain Spectral Finite Element Method

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Published in 2017 at "Journal of Sound and Vibration"

DOI: 10.1016/j.jsv.2017.07.055

Abstract: In this work results of numerical simulations and experimental measurements related to the high frequency dynamics of an aluminium Timoshenko periodic beam are presented. It was assumed by the authors that the source of beam… read more here.

Keywords: periodic beam; frequency dynamics; high frequency; timoshenko periodic ... See more keywords
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New Insights Into Coupled Frequency Dynamics of AC Grids in Rectifier and Inverter Sides of LCC-HVDC Interfacing DFIG-Based Wind Farms

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Published in 2018 at "IEEE Transactions on Power Delivery"

DOI: 10.1109/tpwrd.2017.2757399

Abstract: Coupling between frequency dynamics of the ac systems on both inverter and rectifier sides of the line-commutated converter HVDC with the rectifier station operating in frequency control is studied, along with the presence of large… read more here.

Keywords: frequency dynamics; frequency; rectifier inverter; wind farms ... See more keywords
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Risk Assessment of Power System Considering Frequency Dynamics and Cascading Process

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Published in 2018 at "Energies"

DOI: 10.3390/en11020422

Abstract: Frequency security is vital to the safety of power systems and has been scrutinized for many years. The conventional frequency security analysis only checks whether the frequency after anticipated initial failures can remain in the… read more here.

Keywords: power system; frequency dynamics; frequency; risk assessment ... See more keywords
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Analysing Interlinked Frequency Dynamics of the Urban Acoustic Environment

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Published in 2022 at "International Journal of Environmental Research and Public Health"

DOI: 10.3390/ijerph192215014

Abstract: As sustainable metropolitan regions require more densely built-up areas, a comprehensive understanding of the urban acoustic environment (AE) is needed. However, comprehensive datasets of the urban AE and well-established research methods for the AE are… read more here.

Keywords: frequency dynamics; frequency; acoustic environment; interlinked frequency ... See more keywords