Optimization design of insulation and parasitic parameters for medium-voltage hybrid ANPC busbars

The busbar, serving as a critical power transmission component in power electronic converters, fulfills essential functions including interconnection of power devices, capacitors, terminals, and insulation. To mitigate parasitic parameters and device stresses, converter circuits must be integrated t...

Full description

Saved in:
Bibliographic Details
Main Authors: Yiping ZHAO, Xiaobo DONG, Haoyuan JIN, Gan WANG, Laili WANG, Hong ZHANG
Format: Article
Language:zho
Published: Editorial Department of Electric Power Engineering Technology 2025-07-01
Series:电力工程技术
Subjects:
Online Access:https://doi.org/10.12158/j.2096-3203.2025.04.006
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1849253598060347392
author Yiping ZHAO
Xiaobo DONG
Haoyuan JIN
Gan WANG
Laili WANG
Hong ZHANG
author_facet Yiping ZHAO
Xiaobo DONG
Haoyuan JIN
Gan WANG
Laili WANG
Hong ZHANG
author_sort Yiping ZHAO
collection DOAJ
description The busbar, serving as a critical power transmission component in power electronic converters, fulfills essential functions including interconnection of power devices, capacitors, terminals, and insulation. To mitigate parasitic parameters and device stresses, converter circuits must be integrated through busbars. This paper focuses on the ANPC topology composed of a 15 kV SiC metal oxide semiconductor field effect transistor (SiC MOSFET) and a series-connected 6.5 kV Si insulated gate bipolar transistor (Si IGBT), investigating optimized busbar design through dimensional arrangement, layer stacking sequence, and terminal positioning. A three-dimensional electromagnetic model of medium-voltage multi-device integrated busbars is established using finite element simulation software. Parametric analysis is conducted to optimize device spacing and layer structures, proposing a busbar layout strategy tailored for hybrid ANPC topologies. Simulation results demonstrate that the optimized design effectively reduces system parasitic while validating reasonable electric field distribution under high-frequency switching conditions. Experimental tests on a prototype platform confirm that the optimized busbar exhibits superior insulation performance at critical nodes and enhanced overall reliability compared to conventional designs.
format Article
id doaj-art-1646c3af7d4a48ebb887cb59d5a5d2c8
institution Kabale University
issn 2096-3203
language zho
publishDate 2025-07-01
publisher Editorial Department of Electric Power Engineering Technology
record_format Article
series 电力工程技术
spelling doaj-art-1646c3af7d4a48ebb887cb59d5a5d2c82025-08-20T03:56:17ZzhoEditorial Department of Electric Power Engineering Technology电力工程技术2096-32032025-07-01444526110.12158/j.2096-3203.2025.04.006250228170Optimization design of insulation and parasitic parameters for medium-voltage hybrid ANPC busbarsYiping ZHAO0Xiaobo DONG1Haoyuan JIN2Gan WANG3Laili WANG4Hong ZHANG5Xi'an Jiaotong University (State Key Laboratory of Electrical Insulation and Power Equipment), Xi'an 710049, ChinaXi'an Jiaotong University (State Key Laboratory of Electrical Insulation and Power Equipment), Xi'an 710049, ChinaXi'an Jiaotong University (State Key Laboratory of Electrical Insulation and Power Equipment), Xi'an 710049, ChinaXi'an Jiaotong University (State Key Laboratory of Electrical Insulation and Power Equipment), Xi'an 710049, ChinaXi'an Jiaotong University (State Key Laboratory of Electrical Insulation and Power Equipment), Xi'an 710049, ChinaXi'an Jiaotong University (State Key Laboratory of Electrical Insulation and Power Equipment), Xi'an 710049, ChinaThe busbar, serving as a critical power transmission component in power electronic converters, fulfills essential functions including interconnection of power devices, capacitors, terminals, and insulation. To mitigate parasitic parameters and device stresses, converter circuits must be integrated through busbars. This paper focuses on the ANPC topology composed of a 15 kV SiC metal oxide semiconductor field effect transistor (SiC MOSFET) and a series-connected 6.5 kV Si insulated gate bipolar transistor (Si IGBT), investigating optimized busbar design through dimensional arrangement, layer stacking sequence, and terminal positioning. A three-dimensional electromagnetic model of medium-voltage multi-device integrated busbars is established using finite element simulation software. Parametric analysis is conducted to optimize device spacing and layer structures, proposing a busbar layout strategy tailored for hybrid ANPC topologies. Simulation results demonstrate that the optimized design effectively reduces system parasitic while validating reasonable electric field distribution under high-frequency switching conditions. Experimental tests on a prototype platform confirm that the optimized busbar exhibits superior insulation performance at critical nodes and enhanced overall reliability compared to conventional designs.https://doi.org/10.12158/j.2096-3203.2025.04.006medium-voltage converterlaminated busbarfinite element simulationparasitic parametersinsulationsic metal oxide semiconductor field effect transistor (sic mosfet)
spellingShingle Yiping ZHAO
Xiaobo DONG
Haoyuan JIN
Gan WANG
Laili WANG
Hong ZHANG
Optimization design of insulation and parasitic parameters for medium-voltage hybrid ANPC busbars
电力工程技术
medium-voltage converter
laminated busbar
finite element simulation
parasitic parameters
insulation
sic metal oxide semiconductor field effect transistor (sic mosfet)
title Optimization design of insulation and parasitic parameters for medium-voltage hybrid ANPC busbars
title_full Optimization design of insulation and parasitic parameters for medium-voltage hybrid ANPC busbars
title_fullStr Optimization design of insulation and parasitic parameters for medium-voltage hybrid ANPC busbars
title_full_unstemmed Optimization design of insulation and parasitic parameters for medium-voltage hybrid ANPC busbars
title_short Optimization design of insulation and parasitic parameters for medium-voltage hybrid ANPC busbars
title_sort optimization design of insulation and parasitic parameters for medium voltage hybrid anpc busbars
topic medium-voltage converter
laminated busbar
finite element simulation
parasitic parameters
insulation
sic metal oxide semiconductor field effect transistor (sic mosfet)
url https://doi.org/10.12158/j.2096-3203.2025.04.006
work_keys_str_mv AT yipingzhao optimizationdesignofinsulationandparasiticparametersformediumvoltagehybridanpcbusbars
AT xiaobodong optimizationdesignofinsulationandparasiticparametersformediumvoltagehybridanpcbusbars
AT haoyuanjin optimizationdesignofinsulationandparasiticparametersformediumvoltagehybridanpcbusbars
AT ganwang optimizationdesignofinsulationandparasiticparametersformediumvoltagehybridanpcbusbars
AT lailiwang optimizationdesignofinsulationandparasiticparametersformediumvoltagehybridanpcbusbars
AT hongzhang optimizationdesignofinsulationandparasiticparametersformediumvoltagehybridanpcbusbars