Invention Grant
- Patent Title: Charging/discharging of battery energy storage system using 3-phase transformer
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Application No.: US15447821Application Date: 2017-03-02
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Publication No.: US10763677B2Publication Date: 2020-09-01
- Inventor: Dong Hoe Kim , Chan Min Park , Tae Shin Cho , Jong Min Park , Kil Won Lee
- Applicant: LG CHEM, LTD.
- Applicant Address: KR Seoul
- Assignee: LG CHEM, LTD.
- Current Assignee: LG CHEM, LTD.
- Current Assignee Address: KR Seoul
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@6a881974 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@19008daf
- Main IPC: H02J7/00
- IPC: H02J7/00 ; H02J7/02

Abstract:
The present invention relates to a battery energy storage system including: a plurality of battery boxes provided with a plurality of battery packs; a plurality of power converter systems respectively connected to the plurality of battery boxes to selectively charge or discharge the plurality of battery boxes through alternating current supplied from an external power source device; a transformer disposed between the external power source device and the plurality of power converter systems; and a controller controlling the plurality of power converter systems to selectively charge or discharge the plurality of battery boxes.
Public/Granted literature
- US20170256964A1 BATTERY ENERGY STORAGE SYSTEM Public/Granted day:2017-09-07
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