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Patent Searching and Data


Title:
HYBRID INVERTER AND OPERATION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/235703
Kind Code:
A1
Abstract:
The present invention relates to a hybrid inverter, which includes a stand-alone inverter and a grid-connected inverter combined together, and an operating method thereof. A hybrid inverter according to an embodiment may comprise: a grid detector for determining whether a grid AC voltage is detected, and performing control to operate in at least one mode among a stand-alone inverter mode and a grid-connected inverter mode; a grid-connected controller for generating at least one of a reference voltage and a synchronization voltage on the basis of a controlled operation mode; and an AC converter for generating a single-phase AC voltage on the basis of at least one of a voltage generated from a generator and converted to a DC, and the generated reference voltage and synchronization voltage.

Inventors:
NOH JUNG UK (KR)
KIM SUNG SIL (KR)
Application Number:
KR2019/006042
Publication Date:
November 26, 2020
Filing Date:
May 21, 2019
Export Citation:
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Assignee:
BUKYUNGSS CO LTD (KR)
SUNGSILENERGY CO LTD (KR)
International Classes:
H02J3/00; H02J3/06
Foreign References:
KR20070103854A2007-10-25
KR101283554B12013-07-15
KR20160082271A2016-07-08
JP2015146712A2015-08-13
KR101793416B12017-11-03
Attorney, Agent or Firm:
EOM, Myung Yong (KR)
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