Rapid prediction of electric fields associated with geomagnetically induced currents in the presence of three‐dimensional ground structure: Projection of remote magnetic observatory data through magnetotelluric impedance tensors
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DOI: 10.1002/2016sw001535
Abstract: Ground level electric fields arising from geomagnetic disturbances (GMDs) are used by the electric power industry to calculate geomagnetically induced currents (GICs) in the power grid. Current industry practice is limited to electric fields associated… read more here.
Keywords: ground; impedance tensors; electric fields; induced currents ... See more keywords
Influences of various magnetospheric and ionospheric current systems on geomagnetically induced currents around the world
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DOI: 10.1002/2016sw001566
Abstract: Ground-based observations of geomagnetic field (B field) are usually a superposition of signatures from different source current systems in the magnetosphere and ionosphere. Fluctuating B fields generate geoelectric fields (E fields), which drive geomagnetically induced… read more here.
Keywords: field; influences various; induced currents; geomagnetically induced ... See more keywords
Far-Field Tsunami Hazard Assessment Along the Pacific Coast of Mexico by Historical Records and Numerical Simulation. Part II: Tsunami-Induced Currents in the Port of Ensenada, Baja California
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DOI: 10.1007/s00024-019-02319-9
Abstract: The time evolution of the velocity field in and around the Port of Ensenada, induced by large distant tsunamis as produced by Mw 9.3 hypothetical earthquakes around the Pacific Ocean, is analyzed through the numerical… read more here.
Keywords: field; distant tsunamis; tsunami induced; induced currents ... See more keywords
Multifractal analysis of geomagnetically induced currents using wavelet leaders
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DOI: 10.1016/j.jappgeo.2019.103920
Abstract: Abstract The sun is constantly emitting electrons and ions as a magnetized plasma, forming the solar wind and carrying with it the sun's rotating magnetic field. The solar wind subsequently interacts with Earth's magnetosphere and… read more here.
Keywords: multifractal analysis; induced currents; geomagnetically induced; wavelet ... See more keywords
Energy transfer of surface wind-induced currents to the deep ocean via resonance with the Coriolis force
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DOI: 10.1016/j.jmarsys.2016.11.019
Abstract: Abstract There are two main comparable sources of energy to the deep ocean—winds and tides. However, the identity of the most efficient mechanism that transfers wind energy to the deep ocean is still debated. Here… read more here.
Keywords: wind; surface wind; deep ocean; energy ... See more keywords
A simple geometric analysis method for measuring and mitigating RF induced currents on Deep Brain Stimulation leads by multichannel transmission/reception
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DOI: 10.1016/j.neuroimage.2018.09.072
Abstract: &NA; The purpose of this work is to present a new method that can be used to estimate and mitigate RF induced currents on Deep Brain Stimulation (DBS) leads. Here, we demonstrate the effect of… read more here.
Keywords: image; induced current; method; induced currents ... See more keywords
Efficient non-hydrostatic modelling of 3D wave-induced currents using a subgrid approach
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DOI: 10.1016/j.ocemod.2017.06.012
Abstract: Wave-induced currents are an ubiquitous feature in coastal waters that can spread material over the surf zone and the inner shelf. These currents are typically under resolved in non-hydrostatic wave-flow models due to computational constraints.… read more here.
Keywords: induced currents; non hydrostatic; subgrid approach; approach ... See more keywords
Measurements of the force between superconducting rings and calculation of the induced currents
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DOI: 10.1016/j.physc.2019.1353588
Abstract: Abstract Pairs of YBa2Cu3O 7 − δ rings, which behave as magnets due to persistent currents circulating through them, were coaxially confronted and the force between them has been measured at different distances. The constance… read more here.
Keywords: induced currents; measurements force; calculation induced; rings calculation ... See more keywords
Measurements and Simulations of the Geomagnetically Induced Currents in Low‐Latitude Power Networks During Geomagnetic Storms
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DOI: 10.1029/2020sw002549
Abstract: The issue of geomagnetically induced currents (GICs) on large distance ground‐based conductive systems is a global space weather concern nowadays. The low‐latitude power grids are becoming more vulnerable to GICs hazards due to their increasing… read more here.
Keywords: latitude power; geomagnetically induced; induced currents; geomagnetic storms ... See more keywords
Wavelet and Network Analysis of Magnetic Field Variation and Geomagnetically Induced Currents During Large Storms
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DOI: 10.1029/2021sw002772
Abstract: During geomagnetic storms rapid magnetic variations cause large, sharp enhancements of the magnetic and geoelectric field at mid‐latitudes. These present a potential hazard to grounded technology such as high voltage transformers, pipelines and railway systems.… read more here.
Keywords: field; geomagnetically induced; large storms; induced currents ... See more keywords
Effects of Lateral Conductivity Variations on Geomagnetically Induced Currents: H-Polarization
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DOI: 10.1109/access.2018.2889462
Abstract: H-polarization, along with E-polarization, indicates the lateral variations of the Earth conductivity, which influence the induced electric field distribution. The coast effect is a typical H-polarization phenomenon that causes local geoelectric field enhancement in coastal… read more here.
Keywords: field; geomagnetically induced; induced currents; power ... See more keywords