An Efficient Iterative Scheme for HEMP Simulation with Consideration of Self-consistency

Ning Dong, Yan Zhao Xie

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Recent researches about the spatial distribution and statistical results of the high-altitude nuclear electromagnetic pulse (HEMP) put forwards requirements for the efficiency of the simulation. However, the simulation of HEMP with the consideration of self-consistency was complex and time-consuming including the interaction between the electrons and the electromagnetic (EM) fields. An efficient iterative scheme was proposed in this paper, the electrons and the EM fields were decoupled and simulated separately. The self-consistent effect was neglected in the first iteration and then taken into account by considering results of the EM fields in each iteration as the independent excitation field for electrons in the next iteration. The parallel computation strategy was practiced for the simulation of Compton electrons and air conductivity with the decoupled algorithm to further improve the efficiency up to tens times faster. The existence of the self-consistent effect was concluded to clearly weaken the Compton current and reduce the EM fields of HEMP.

源语言英语
主期刊名2022 3rd URSI Atlantic and Asia Pacific Radio Science Meeting, AT-AP-RASC 2022
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9789463968058
DOI
出版状态已出版 - 2022
已对外发布
活动3rd URSI Atlantic and Asia Pacific Radio Science Meeting, AT-AP-RASC 2022 - Gran Canaria, 西班牙
期限: 30 5月 20224 6月 2022

出版系列

姓名2022 3rd URSI Atlantic and Asia Pacific Radio Science Meeting, AT-AP-RASC 2022

会议

会议3rd URSI Atlantic and Asia Pacific Radio Science Meeting, AT-AP-RASC 2022
国家/地区西班牙
Gran Canaria
时期30/05/224/06/22

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