The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 25, 2026
Filed:
Oct. 25, 2023
Delta Electronics (Shanghai) Co., Ltd., Shanghai, CN;
Dehui Zhang, Shanghai, CN;
Teng Liu, Shanghai, CN;
Delta Electronics (Shanghai) Co., Ltd., Shanghai, CN;
Abstract
The application discloses an insulation detection method and apparatus for a conversion system, the conversion system including: a converter module including n conversion units, where n≥1, each of the n conversion units including a transformer including a primary winding and a secondary winding; and a connection element connected between the primary winding and the secondary winding of the transformer; the insulation detection method including: controlling at least one switch of the converter module to turn on; detecting signals that reflect a current flowing through the connection element; and processing the signal and outputting insulation information, wherein the insulation information represents an insulation state of the conversion system.