Title:
PV-ESS DIRECT CONNECTION TYPE ENERGY MANAGEMENT SYSTEM AND PHOTOVOLTAIC POWER GENERATION SYSTEM INTERWORKING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/146176
Kind Code:
A1
Abstract:
A PV interworking device according to an embodiment of the present invention is a device for connecting an energy storage system (ESS) with a DC bus connected to a DC power line of an inverter (PCS) and a photovoltaic power generation (PV) system. The PV interworking device may comprise: an inverter connection terminal connecting the photovoltaic power generation system with the inverter; an ESS connection terminal connecting the photovoltaic power generation system with the ESS; and a disconnector releasing a connection between the photovoltaic power generation system and the DC bus according to a control command based on an external condition.
Inventors:
JUNG INHO (KR)
KIM JONGCHEOL (KR)
MUN BYEONGHO (KR)
JO HYEUNGIL (KR)
KIM JONGCHEOL (KR)
MUN BYEONGHO (KR)
JO HYEUNGIL (KR)
Application Number:
PCT/KR2023/000655
Publication Date:
August 03, 2023
Filing Date:
January 13, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H02J3/32; G01R19/00; G01R31/40; G01R31/52; H02J3/38; H02J7/35; H02S40/32
Foreign References:
| KR20140068560A | 2014-06-09 | |||
| KR20130051772A | 2013-05-21 | |||
| KR101849664B1 | 2018-04-17 | |||
| KR20200062492A | 2020-06-04 | |||
| US20170047740A1 | 2017-02-16 | |||
| KR20220011267A | 2022-01-28 | |||
| KR20230003808A | 2023-01-06 |
Attorney, Agent or Firm:
CHOI, Hee-Kyeong (KR)
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