Two-Stage Charge Equalization Method and Apparatus for Series-Connected Battery String직렬 연결 배터리 스트링을 위한 2단 전하 균일 방법 및 장치

Cited 0 time in webofscience Cited 0 time in scopus
  • Hit : 187
  • Download : 0
A two-stage charge equalization apparatus for a series-connected battery string comprises a battery module having a plurality of batteries connected in series; a battery string having M (Mg2) battery modules connected in series; M charge control switch modules connected in parallel to each of the M battery modules; M second DC/DC converters connected to each of the M charge control switch modules; a single first DC/DC converter connected to the M second DC/DC converter; and a microprocessor controlling the charge control switch module, wherein the first DC/DC converter is inputted with an overall potential of the battery string and outputs a potential lower than the potential inputted and each of batteries composing the battery module shares the second DC/DC converter using the charge control switch module.
Assignee
SK ENERGY CO., LTD., KAIST
Country
US (United States)
Issue Date
2013-01-15
Application Date
2008-10-16
Application Number
12681990
Registration Date
2013-01-15
Registration Number
8354825
URI
http://hdl.handle.net/10203/230834
Appears in Collection
EE-Patent(특허)
Files in This Item
There are no files associated with this item.

qr_code

  • mendeley

    citeulike


rss_1.0 rss_2.0 atom_1.0