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:
Apr. 14, 2025
Filed:
Oct. 21, 2021
Gree Electric Appliances, Inc. of Zhuhai, Guangdong, CN;
Xiaobin Fang, Zhuhai, CN;
Jialiang Zheng, Zhuhai, CN;
Hongtao Yu, Zhuhai, CN;
Xianyi Song, Zhuhai, CN;
Gree Electric Appliances, Inc. of Zhuhai, Guangdong, CN;
Abstract
The present disclosure provides a harmonic suppression apparatus, method, control unit, power supply apparatus, electric appliance equipment, and storage medium, wherein the harmonic suppression apparatus includes a tuning circuit module, which is connected with a first live wire and a second live wire of a three-phase power supply and is configured to perform resonance regulation processing; a PI-type resonant filtering circuit module, which is respectively connected with the tuning circuit module and a third live wire of the three-phase power supply and is configured to perform harmonic filtering processing on the first-phase current and the second-phase current processed by the tuning circuit module and a third-phase current; and a rectification circuit module, which is connected with the PI-type resonant filtering circuit module and is configured to perform rectification progressing and power a load.