A Fast Parameter Sweep Method for Lumped Components Based on the Hybrid Field-Circuit Finite Element Method

Kai Xuan Guo, Bi Yi Wu, Xin Qing Sheng

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

In this letter, the fast parameter sweep of lumped components in circuit-field cosimulation applications are investigated based on the finite element method (FEM). By converting the varying lumped components into a low-rank perturbation problem, the FEM solution is updated through the Woodbury identity. In this way, the electromagnetic field or circuit responses can be reevaluated efficiently without first assembling and then solving the FEM matrix equation from scratch again in the lumped component parameter sweeping procedure. Two representative numerical examples are presented to demonstrate the correctness and acceleration performance of the proposed method.

Original languageEnglish
Title of host publication2022 Cross Strait Radio Science and Wireless Technology Conference, CSRSWTC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665460965
DOIs
Publication statusPublished - 2022
Event2022 Cross Strait Radio Science and Wireless Technology Conference, CSRSWTC 2022 - Haidian, China
Duration: 17 Dec 202218 Dec 2022

Publication series

Name2022 Cross Strait Radio Science and Wireless Technology Conference, CSRSWTC 2022

Conference

Conference2022 Cross Strait Radio Science and Wireless Technology Conference, CSRSWTC 2022
Country/TerritoryChina
CityHaidian
Period17/12/2218/12/22

Keywords

  • Finite element
  • fast parameter sweep
  • lumped components
  • numerical calculation

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