Differential Power Processing Converter With Active Clamp Structure and Integrated Planar Transformer for Power Generation Optimization of Multiple Photovoltaic Submodules

In recent years, in order to improve the fuel efficiency of electric vehicles, a lot of research has been conducted to adopt photovoltaic (PV) systems to electric vehicles. In addition, various Differential Power Processing (DPP) converters that can mitigate power imbalance among submodules in PV sy...

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Main Authors: Ji-Hoon Lim, Dong-In Lee, Ye-Ji Hyeon, Han-Shin Youn
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10018387/
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author Ji-Hoon Lim
Dong-In Lee
Ye-Ji Hyeon
Han-Shin Youn
author_facet Ji-Hoon Lim
Dong-In Lee
Ye-Ji Hyeon
Han-Shin Youn
author_sort Ji-Hoon Lim
collection DOAJ
description In recent years, in order to improve the fuel efficiency of electric vehicles, a lot of research has been conducted to adopt photovoltaic (PV) systems to electric vehicles. In addition, various Differential Power Processing (DPP) converters that can mitigate power imbalance among submodules in PV systems are being studied and developed. However, most conventional DPP converters suffer from large volume, low-price competitiveness, and low efficiency. Therefore, in this paper proposes a novel DPP converter. The proposed DPP converter can significantly reduce the volume of converter by integrating multiple transformers into single transformer. Moreover, because of the active clamp structure, it is possible to eliminate secondary side circuits. Furthermore, more than 95% efficiency under 10-60% load and maximum 96.654% efficiency about 20% load were achieved. Thus, the proposed DPP converter can achieve high power density, high price competitiveness, as well as high efficiency. To support the validity of the proposed converter, a prototype of the proposed DPP converter was built, and experiments were proceeded with 8V input and 60W/30V output specifications.
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spelling doaj.art-3cd7380d337749a2a6f0cab3739b16202023-02-21T00:01:58ZengIEEEIEEE Access2169-35362023-01-01115668567810.1109/ACCESS.2023.323667510018387Differential Power Processing Converter With Active Clamp Structure and Integrated Planar Transformer for Power Generation Optimization of Multiple Photovoltaic SubmodulesJi-Hoon Lim0Dong-In Lee1Ye-Ji Hyeon2Han-Shin Youn3https://orcid.org/0000-0002-7924-5136Department of Electrical Engineering, Incheon National University, Incheon, South KoreaDepartment of Electrical Engineering, Incheon National University, Incheon, South KoreaDepartment of Electrical Engineering, Incheon National University, Incheon, South KoreaDepartment of Electrical Engineering, Incheon National University, Incheon, South KoreaIn recent years, in order to improve the fuel efficiency of electric vehicles, a lot of research has been conducted to adopt photovoltaic (PV) systems to electric vehicles. In addition, various Differential Power Processing (DPP) converters that can mitigate power imbalance among submodules in PV systems are being studied and developed. However, most conventional DPP converters suffer from large volume, low-price competitiveness, and low efficiency. Therefore, in this paper proposes a novel DPP converter. The proposed DPP converter can significantly reduce the volume of converter by integrating multiple transformers into single transformer. Moreover, because of the active clamp structure, it is possible to eliminate secondary side circuits. Furthermore, more than 95% efficiency under 10-60% load and maximum 96.654% efficiency about 20% load were achieved. Thus, the proposed DPP converter can achieve high power density, high price competitiveness, as well as high efficiency. To support the validity of the proposed converter, a prototype of the proposed DPP converter was built, and experiments were proceeded with 8V input and 60W/30V output specifications.https://ieeexplore.ieee.org/document/10018387/Active clampdifferential power processingmulti-windingphotovoltaicplanar transformersubmodule
spellingShingle Ji-Hoon Lim
Dong-In Lee
Ye-Ji Hyeon
Han-Shin Youn
Differential Power Processing Converter With Active Clamp Structure and Integrated Planar Transformer for Power Generation Optimization of Multiple Photovoltaic Submodules
IEEE Access
Active clamp
differential power processing
multi-winding
photovoltaic
planar transformer
submodule
title Differential Power Processing Converter With Active Clamp Structure and Integrated Planar Transformer for Power Generation Optimization of Multiple Photovoltaic Submodules
title_full Differential Power Processing Converter With Active Clamp Structure and Integrated Planar Transformer for Power Generation Optimization of Multiple Photovoltaic Submodules
title_fullStr Differential Power Processing Converter With Active Clamp Structure and Integrated Planar Transformer for Power Generation Optimization of Multiple Photovoltaic Submodules
title_full_unstemmed Differential Power Processing Converter With Active Clamp Structure and Integrated Planar Transformer for Power Generation Optimization of Multiple Photovoltaic Submodules
title_short Differential Power Processing Converter With Active Clamp Structure and Integrated Planar Transformer for Power Generation Optimization of Multiple Photovoltaic Submodules
title_sort differential power processing converter with active clamp structure and integrated planar transformer for power generation optimization of multiple photovoltaic submodules
topic Active clamp
differential power processing
multi-winding
photovoltaic
planar transformer
submodule
url https://ieeexplore.ieee.org/document/10018387/
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AT yejihyeon differentialpowerprocessingconverterwithactiveclampstructureandintegratedplanartransformerforpowergenerationoptimizationofmultiplephotovoltaicsubmodules
AT hanshinyoun differentialpowerprocessingconverterwithactiveclampstructureandintegratedplanartransformerforpowergenerationoptimizationofmultiplephotovoltaicsubmodules