A Prototype Gate-Drive Circuit for High-Voltage Inverter Adapting Simultaneously Inductive Wireless Transfer for Both Control Signal and Power

When driving an IGBT in a high-voltage inverter, the gate drive circuit requires high insulation for both the control signal and the power supply circuit. Non-integrated photo couplers are often used to isolate control signal circuits, and custom-made transformers for DC-DC converters are used to is...

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Main Authors: Ning Li, Haruto Yamamoto, Yuki Okada, Takeshi Shinkai
Format: Article
Language:English
Published: IEEE 2025-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10843679/
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author Ning Li
Haruto Yamamoto
Yuki Okada
Takeshi Shinkai
author_facet Ning Li
Haruto Yamamoto
Yuki Okada
Takeshi Shinkai
author_sort Ning Li
collection DOAJ
description When driving an IGBT in a high-voltage inverter, the gate drive circuit requires high insulation for both the control signal and the power supply circuit. Non-integrated photo couplers are often used to isolate control signal circuits, and custom-made transformers for DC-DC converters are used to isolate power supply circuits. Because the floating gate drive circuit is located on the high-voltage side, the system with non-integrated photo couplers and custom-made transformers has low reliability and complexity, therefore, there is a high demand for robust and simple isolation methods. In this paper, a highly reliable and simple isolation method that utilizes simultaneous inductive wireless transfer for both the control signal and power is proposed, and the gate drive circuit is moved to the low-voltage side for high-voltage inverters used in large industrial motors and DC power transmission converters. Using the proposed method, it is easy to access the gate drive circuit and the insulation configuration becomes robust and simple compared with conventional systems. The effectiveness of this method is verified using a 40-V prototype three-phase inverter. A three-phase motor is successfully driven using the proposed prototype.
format Article
id doaj-art-690381631c8b4b51bd8a9f9511306779
institution Kabale University
issn 2169-3536
language English
publishDate 2025-01-01
publisher IEEE
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series IEEE Access
spelling doaj-art-690381631c8b4b51bd8a9f95113067792025-01-29T00:00:50ZengIEEEIEEE Access2169-35362025-01-0113165391654710.1109/ACCESS.2025.353045510843679A Prototype Gate-Drive Circuit for High-Voltage Inverter Adapting Simultaneously Inductive Wireless Transfer for Both Control Signal and PowerNing Li0https://orcid.org/0000-0002-6772-675XHaruto Yamamoto1Yuki Okada2Takeshi Shinkai3Department of Electrical and Electronic Engineering, Tokyo University of Technology, Hachioji, Tokyo, JapanTokyo Electric Power Company Holdings, Incorporated, Chiyoda-ku, Tokyo, JapanDepartment of Electrical and Electronic Engineering, Tokyo University of Technology, Hachioji, Tokyo, JapanDepartment of Electrical and Electronic Engineering, Tokyo University of Technology, Hachioji, Tokyo, JapanWhen driving an IGBT in a high-voltage inverter, the gate drive circuit requires high insulation for both the control signal and the power supply circuit. Non-integrated photo couplers are often used to isolate control signal circuits, and custom-made transformers for DC-DC converters are used to isolate power supply circuits. Because the floating gate drive circuit is located on the high-voltage side, the system with non-integrated photo couplers and custom-made transformers has low reliability and complexity, therefore, there is a high demand for robust and simple isolation methods. In this paper, a highly reliable and simple isolation method that utilizes simultaneous inductive wireless transfer for both the control signal and power is proposed, and the gate drive circuit is moved to the low-voltage side for high-voltage inverters used in large industrial motors and DC power transmission converters. Using the proposed method, it is easy to access the gate drive circuit and the insulation configuration becomes robust and simple compared with conventional systems. The effectiveness of this method is verified using a 40-V prototype three-phase inverter. A three-phase motor is successfully driven using the proposed prototype.https://ieeexplore.ieee.org/document/10843679/IGBTgate drive circuitgalvanic isolationinductive wireless transferthree-phase inverter
spellingShingle Ning Li
Haruto Yamamoto
Yuki Okada
Takeshi Shinkai
A Prototype Gate-Drive Circuit for High-Voltage Inverter Adapting Simultaneously Inductive Wireless Transfer for Both Control Signal and Power
IEEE Access
IGBT
gate drive circuit
galvanic isolation
inductive wireless transfer
three-phase inverter
title A Prototype Gate-Drive Circuit for High-Voltage Inverter Adapting Simultaneously Inductive Wireless Transfer for Both Control Signal and Power
title_full A Prototype Gate-Drive Circuit for High-Voltage Inverter Adapting Simultaneously Inductive Wireless Transfer for Both Control Signal and Power
title_fullStr A Prototype Gate-Drive Circuit for High-Voltage Inverter Adapting Simultaneously Inductive Wireless Transfer for Both Control Signal and Power
title_full_unstemmed A Prototype Gate-Drive Circuit for High-Voltage Inverter Adapting Simultaneously Inductive Wireless Transfer for Both Control Signal and Power
title_short A Prototype Gate-Drive Circuit for High-Voltage Inverter Adapting Simultaneously Inductive Wireless Transfer for Both Control Signal and Power
title_sort prototype gate drive circuit for high voltage inverter adapting simultaneously inductive wireless transfer for both control signal and power
topic IGBT
gate drive circuit
galvanic isolation
inductive wireless transfer
three-phase inverter
url https://ieeexplore.ieee.org/document/10843679/
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