Results 31 to 40 of about 541,486 (194)

Reconstruction of Helio-latitudinal Structure of the Solar Wind Proton Speed and Density [PDF]

open access: yes, 2015
The modeling of the heliosphere requires continuous three-dimensional solar wind data. The in-situ out-of-ecliptic measurements are very rare, so that other methods of solar wind detection are needed.
Bzowski, Maciej   +3 more
core   +2 more sources

Creating Cloud Segmentation Data Set Using Sky Images of Afyonkarahisar Region [PDF]

open access: yesE3S Web of Conferences
The use of sky images in solar radiation intensity estimation has been one of the most studied topics in the literature since it improves the estimation results.
Eşlik Ardan Hüseyin   +2 more
doaj   +1 more source

Design and implementation of a general batch simulation tool of SOWFA and its application in training a single-turbine surrogate

open access: yesEnergy Reports, 2023
Simulator fOr Wind Farm Applications (SOWFA) is a powerful wind farm simulation tool. It is widely used in wake effect research. However, the integration between AI and SOWFA is weak. Without AI, it is difficult for us to fully use SOWFA.
Tannan Xiao   +5 more
doaj   +1 more source

Research on participation of flywheel energy storage in wind farm frequency regulation control

open access: yesZhejiang dianli, 2022
In view of a whole series of problems such as the reduction of system inertia, the increase of frequency fluctuation, and the deterioration of power quality caused by large-scale wind power integration, a flywheel with high power density is designed for ...
ZHANG Jihong   +4 more
doaj   +1 more source

The influence of solar wind variability on magnetospheric ULF wave power [PDF]

open access: yes, 2015
Magnetospheric ultra-low frequency (ULF) oscillations in the Pc 4–5 frequency range play an important role in the dynamics of Earth's radiation belts, both by enhancing the radial diffusion through incoherent interactions and through the coherent drift ...
Mann, IR   +3 more
core   +2 more sources

Virtual composite impedance circulating current suppression strategy with adaptive adjustment capability

open access: yesIET Generation, Transmission & Distribution, 2023
In the process of accessing distributed power sources in microgrid, there will be serious coupling between active power and reactive power, which will lead to significant changes in the inverter outlet voltage and impedance and increase the circulating ...
Jihong Zhang   +4 more
doaj   +1 more source

Solar-Wind Structure [PDF]

open access: yes, 2020
The hot solar atmosphere continually expands out into space to form the solar wind, which drags with it the Sun’s magnetic field. This creates a cavity in the interstellar medium, extending far past the outer planets, within which the solar magnetic-field dominates. While the physical mechanisms by which the solar atmosphere is heated are still debated,
openaire   +1 more source

Solar cycle dependence of scaling in solar wind fluctuations [PDF]

open access: yes, 2008
In this review we collate recent results for the statistical scaling properties of fluctuations in the solar wind with a view to synthesizing two descriptions: that of evolving MHD turbulence and that of a scaling signature of coronal origin that ...
Chapman, Sandra C., Hnat, B., Kiyani, K.
core   +4 more sources

Directly comparing coronal and solar wind elemental fractionation

open access: yes, 2020
As the solar wind propagates through the heliosphere, dynamical processes irreversibly erase the signatures of the near-Sun heating and acceleration processes. The elemental fractionation of the solar wind should not change during transit however, making
Baker, D.   +3 more
core   +1 more source

Exploitation of indoor illumination for typical flat dwellings in the Mediterranean area

open access: yesEnergy Reports, 2023
The 2018/844 Energy Performance of Buildings Directive (EU) has widened the scope of appropriate design of buildings from a pure energy performance and carbon emissions perspective to a wider scope that includes indoor comfort, and indoor air quality ...
Diego Granados-López   +4 more
doaj   +1 more source

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