A Basic Design Tool for Grid-Connected AC–DC Converters Using Silcon Carbide MOSFETs

The design and optimization of power converters is a key factor in the growth and development of the power electronics field. However, the process of designing a power converter is not straightforward, and engineers often rely on experience and intuition, sometimes requiring time-consuming computer...

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Main Authors: Myoungho Kim, Hyeok-Jin Yun
Format: Article
Language:English
Published: MDPI AG 2023-11-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/12/23/4828
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author Myoungho Kim
Hyeok-Jin Yun
author_facet Myoungho Kim
Hyeok-Jin Yun
author_sort Myoungho Kim
collection DOAJ
description The design and optimization of power converters is a key factor in the growth and development of the power electronics field. However, the process of designing a power converter is not straightforward, and engineers often rely on experience and intuition, sometimes requiring time-consuming computer simulations. This paper presents a tool for the basic design of grid-connected AC–DC converters. The design tool takes specifications and operating conditions for two-level and three-level NPC converter topologies and derives a draft design. The tool calculates the input filter’s electrical parameters, the converter’s losses, the temperature rise of the power semiconductor devices, and the ripple current and voltage of the DC-link capacitor. In order to validate the proposed design tool, four AC–DC converters using SiC MOSFETs were designed. Based on the design results, simulation models and prototypes were fabricated to verify the performance and confirm that the proposed design tool can be used in the basic design process of converters.
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spelling doaj.art-21af502a45304730a3c6cb09616743c12023-12-08T15:14:10ZengMDPI AGElectronics2079-92922023-11-011223482810.3390/electronics12234828A Basic Design Tool for Grid-Connected AC–DC Converters Using Silcon Carbide MOSFETsMyoungho Kim0Hyeok-Jin Yun1Electric Mobility Research Division, Korea Electrotechnology Research Institute (KERI), Changwon-Si 51543, Republic of KoreaElectric Mobility Research Division, Korea Electrotechnology Research Institute (KERI), Changwon-Si 51543, Republic of KoreaThe design and optimization of power converters is a key factor in the growth and development of the power electronics field. However, the process of designing a power converter is not straightforward, and engineers often rely on experience and intuition, sometimes requiring time-consuming computer simulations. This paper presents a tool for the basic design of grid-connected AC–DC converters. The design tool takes specifications and operating conditions for two-level and three-level NPC converter topologies and derives a draft design. The tool calculates the input filter’s electrical parameters, the converter’s losses, the temperature rise of the power semiconductor devices, and the ripple current and voltage of the DC-link capacitor. In order to validate the proposed design tool, four AC–DC converters using SiC MOSFETs were designed. Based on the design results, simulation models and prototypes were fabricated to verify the performance and confirm that the proposed design tool can be used in the basic design process of converters.https://www.mdpi.com/2079-9292/12/23/4828AC–DC convertergrid-connectedautomated design
spellingShingle Myoungho Kim
Hyeok-Jin Yun
A Basic Design Tool for Grid-Connected AC–DC Converters Using Silcon Carbide MOSFETs
Electronics
AC–DC converter
grid-connected
automated design
title A Basic Design Tool for Grid-Connected AC–DC Converters Using Silcon Carbide MOSFETs
title_full A Basic Design Tool for Grid-Connected AC–DC Converters Using Silcon Carbide MOSFETs
title_fullStr A Basic Design Tool for Grid-Connected AC–DC Converters Using Silcon Carbide MOSFETs
title_full_unstemmed A Basic Design Tool for Grid-Connected AC–DC Converters Using Silcon Carbide MOSFETs
title_short A Basic Design Tool for Grid-Connected AC–DC Converters Using Silcon Carbide MOSFETs
title_sort basic design tool for grid connected ac dc converters using silcon carbide mosfets
topic AC–DC converter
grid-connected
automated design
url https://www.mdpi.com/2079-9292/12/23/4828
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