Model-Order Reduction of the Full-Wave Partial-Element Equivalent-Circuit (PEEC) Method Based on a Modal Approach

被引:0
作者
Herwigk, Philipp [1 ]
Leone, Marco [1 ]
机构
[1] Otto von Guericke Univ, Chair Theoret Elect Engn, D-39106 Magdeburg, Germany
关键词
Equivalent circuits; Eigenvalues and eigenfunctions; Vectors; Mathematical models; Zirconium; Method of moments; Impedance; Wires; Numerical models; Electromagnetic compatibility; Computational electromagnetics; equivalent circuit modeling; modal decomposition; transient analysis;
D O I
10.1109/TEMC.2025.3577351
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
An alternative and very efficient model-order reduction for the full-wave partial-element equivalent-circuit (PEEC) method is presented. It is based on a frequency-independent eigenvalue problem, which has to be solved once, in order to obtain a set of eigenvalues and eigenvectors, which can be used as global basis and test functions. Utilizing these eigenvalues and eigenvectors, allows to straightforwardly derive a canonical Foster-type modal equivalent circuit. This resulting network representation is stable and describes the full-wave system behavior accurately, while reducing the overall number of unknowns drastically, as compared to the original retarded PEEC equivalent circuit.
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页数:11
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