English
Related papers

Related papers: Global transformer overheating from geomagnetic st…

200 papers

As illustrated in recent years (Superstorm Sandy, the Northeast Ice Storm of 1998, etc.), extreme weather events pose an enormous threat to the electric power transmission systems and the associated socio-economic systems that depend on…

Optimization and Control · Mathematics 2017-03-20 Harsha Nagarajan , Russell Bent , Pascal Van Hentenryck , Scott Backhaus , Emre Yamangil

The future energy system will largely depend on volatile renewable energy sources and temperature-dependent loads, which makes the weather a central influencing factor. This article presents a novel approach for simulating weather scenarios…

Systems and Control · Electrical Eng. & Systems 2024-05-31 Jan Peper , David Kröger , Jonathan Kipp , Florian Ziel , Christian Rehtanz

The largest geomagnetic storms of solar cycle 24 so far occurred on 2015 March 17 and June 22 with $D_{\rm st}$ minima of $-223$ and $-195$ nT, respectively. Both of the geomagnetic storms show a multi-step development. We examine the…

A geometric model of a physical network affected by a disaster is proposed and analyzed using integral geometry (geometric probability). This analysis provides a theoretical method of evaluating performance metrics, such as the probability…

Networking and Internet Architecture · Computer Science 2013-12-30 Hiroshi Saito

Using a three-dimensional nonhydrostatic general circulation model, we investigate the response of the thermosphere-ionosphere system to the 5-6 August 2011 major geomagnetic storm. The model is driven by measured storm-time input data of…

Space Physics · Physics 2016-04-06 Erdal Yiğit , Harald U. Frey , Mark B. Moldwin , Thomas J. Immel , Aaron J. Ridley

With the boom of renewable energy sources (RES), the number of power inverters proliferates. Power inverters are the key electronic devices that transform the direct current (DC) power from RES to the alternating current (AC) power on the…

Cryptography and Security · Computer Science 2024-09-27 Fengchen Yang , Zihao Dan , Kaikai Pan , Chen Yan , Xiaoyu Ji , Wenyuan Xu

The largest geomagnetic storm in two decades occurred in 2024 May with a minimum $D_{\rm st}$ of $-412$ nT. We examine its solar and interplanetary origins by combining multipoint imaging and in situ observations. The source active region,…

Solar and Stellar Astrophysics · Physics 2024-09-19 Ying D. Liu , Huidong Hu , Xiaowei Zhao , Chong Chen , Rui Wang

Modern society's reliance on power systems is at risk from the escalating effects of wind-related climate change. Yet, failure to identify the intricate relationship between wind-related climate risks and power systems could lead to serious…

Systems and Control · Electrical Eng. & Systems 2024-01-26 Jiaqi Ruan , Xiangrui Meng , Yifan Zhu , Gaoqi Liang , Xianzhuo Sun , Huayi Wu , Huijuan Xiao , Mengqian Lu , Pin Gao , Jiapeng Li , Wai-Kin Wong , Zhao Xu , Junhua Zhao

On 21 June 2024, a severe incident happened in the South-Eastern part of the Continental European power system. After a voltage collapse, large parts of Albania, Montenegro, Bosnia and Herzegovina as well as Croatia suffered from a blackout…

Systems and Control · Electrical Eng. & Systems 2025-09-05 Andrea Zanelli , Dirk Schmidt , Matthias Resch , Marco Giovanelli , Martin Geidl , Walter Sattinger

Accurate electricity load forecasting is essential for grid stability, resource optimization, and renewable energy integration. While transformer-based deep learning models like TimeGPT have gained traction in time-series forecasting, their…

Machine Learning · Computer Science 2025-05-19 Millend Roy , Vladimir Pyltsov , Yinbo Hu

We use the am, an, as and the a-sigma geomagnetic indices to the explore a previously overlooked factor in magnetospheric electrodynamics, namely the inductive effect of diurnal motions of the Earth's magnetic poles toward and away from the…

There are many difficulties associated with forecasting high-energy solar particle events at Earth. One issue is understanding why some large solar eruptive events trigger ground level enhancement (GLE) events and others do not. In this…

Solar and Stellar Astrophysics · Physics 2022-08-03 Charlotte O. G. Waterfall , Silvia Dalla , Timo Laitinen , Adam Hutchinson , Mike Marsh

Ice storms are extreme weather events that can have devastating implications for the sustainability of natural ecosystems as well as man made infrastructure. Ice storms are caused by a complex mix of atmospheric conditions and are among the…

Atmospheric and Oceanic Physics · Physics 2018-05-15 Ranjini Swaminathan , Mohan Sridharan , Katharine Hayhoe

As climate variability increases, the ability of utility providers to deliver precise Estimated Times of Restoration (ETR) during natural disasters has become increasingly critical. Accurate and timely ETRs are essential for enabling…

Machine Learning · Computer Science 2025-05-02 Bogireddy Sai Prasanna Teja , Valliappan Muthukaruppan , Carls Benjamin

Space weather events pose a growing threat to modern economies, yet their macroeconomic consequences still remain underexplored. This study presents the first dedicated economic assessment of geomagnetic storm impacts on Aotearoa New…

Wilson's hypothesis of the global electric circuit with the thunderstorms as generators has not been proven up to now. The exact physical mechanism responsible for the generation of fair weather electric field is not clearly understood.…

In this paper an attempt is made to verify the hypothesis on the role of geomagnetic disturbances as a factor determining the intensity of traveling ionospheric disturbances (TIDs). To improve the statistical validity of the data, we have…

Solar energetic protons (SEPs) in different energy channels from 10 to above 100 MeV are analyzed and their relationship to solar and geomagnetic activity is investigated. We performed temporal association analysis between the SEPs, solar…

Solar and Stellar Astrophysics · Physics 2025-12-19 Rositsa Miteva , Susan W. Samwel , Svetoslav Zabunov

In the outer heliosphere, beyond the solar wind termination shock, it is expected that the warped heliospheric current sheet forms a region of closely-packed, multiple, thin current sheets. Such a system may be subject to the ion-kinetic…

Space Physics · Physics 2016-05-25 David Burgess , P. W. Gingell , Lorenzo Matteini

The mechanism of superconductivity caused by the electron-vibrational centres and their inherent oscillations in crystals and solid-state structures near room temperature and at higher temperatures - hyperconductivity is discussed and…

Superconductivity · Physics 2007-05-23 V. A. Vdovenkov