Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Zi-Wei Lin0
Chun-Chao Liao0
Hong-Jhih Chen0
Hsun-Ping Cho0
Chao-Ching Yang0
Date of Patent
November 23, 2021
0Patent Application Number
168420670
Date Filed
April 7, 2020
0Patent Primary Examiner
Patent abstract
An on-line uninterruptible power system and an operation method thereof are provided. The on-line uninterruptible power system comprises a first switch unit, a second switch unit, a charging circuit, a DC-AC conversion circuit, a power factor correction circuit and a control circuit. When the on-line uninterruptible power system is in a line mode, the control circuit controls the operation of the power factor correction circuit to limit the magnitude of its input current to not exceed a first predetermined value.
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