Insulation detection circuit for energy storage converter

The invention relates to an insulation detection circuit for an energy storage converter, and belongs to the technical field of power electronics. The circuit comprises a control module, an acquisition module, a data processing module, a first detection module and a second detection module, the firs...

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Bibliographic Details
Main Authors ZHENG SHUAI, REN GAILING, CHEN HAOQIANG, ZHAO XIAOHU, REN JING, ZHAN FEI, DU CHANGSHUN
Format Patent
LanguageChinese
English
Published 26.01.2024
Subjects
MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
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Summary:The invention relates to an insulation detection circuit for an energy storage converter, and belongs to the technical field of power electronics. The circuit comprises a control module, an acquisition module, a data processing module, a first detection module and a second detection module, the first detection module is arranged between a positive electrode of a direct current busbar of the energy storage converter and a grounding end, the second detection module is arranged between a negative electrode of the direct current busbar and the ground, and the control module comprises a second switch and a third switch. The second switch and the third switch are arranged between the positive electrode of the direct current busbar and the grounding end and between the negative electrode of the busbar and the grounding end respectively, the second switch and the third switch are controlled to collect the voltage in the corresponding state, and the collection module conditions the voltage on the first detection modul
Bibliography:Application Number: CN202311450015