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Patent Searching and Data


Title:
DC-DC CONVERTER FOR PHOTOVOLTAIC-LINKED ENERGY STORAGE SYSTEM AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/045759
Kind Code:
A1
Abstract:
According to one embodiment, a DC-DC converter for compensating for a ripple in a photovoltaic-linked energy storage system, and a control method therefor are disclosed. Particularly, a DC-DC converter for compensating for a ripple generated in a DC link connecting a single-phase inverter to a converter is disclosed. The DC-DC converter can compensate for a ripple by using an active power component or the average voltage of a DC link voltage acquired from the DC link.

Inventors:
CHOI SANG GYU (KR)
LEE JEONG HEUM (KR)
JANG JU YOUNG (KR)
Application Number:
PCT/KR2018/015990
Publication Date:
March 05, 2020
Filing Date:
December 17, 2018
Export Citation:
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Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H02M1/14; H02J3/38; H02J7/35; H02M3/156; H02S40/32; H02S40/38
Domestic Patent References:
WO2013013858A12013-01-31
Foreign References:
KR20150071508A2015-06-26
JP2012186947A2012-09-27
KR20140062325A2014-05-23
US20060171182A12006-08-03
Attorney, Agent or Firm:
JIN, Cheon Woong et al. (KR)
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