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Title:
電池システムの熱事象伝播の緩和のための装置
Document Type and Number:
Japanese Patent JP7343609
Kind Code:
B2
Abstract:
Apparatus for mitigating propagation of thermal events between battery cells within a battery module assembly (10) is provided. The apparatus comprises one or more of several features that function to prevent a runaway thermal event within one battery cell (48) from triggering a fire or other thermal event within another battery cell within the battery module assembly (10). The apparatus may comprise one or more of: (i) a compressive wrap (88) applied to a battery cell (48); (ii) a layered barrier material (104) positioned between adjacent battery cells (48); (iii) silicone rubber supports (94) positioned adjacent the battery terminals (62, 64), (iv) a light-weight, fire-resistant housing composite panel, and (v) rupturable diaphragms (36) configured to vent gases and ejecta from a battery cell undergoing a thermal event.

Inventors:
Maberry, Mitch
Andes, Jamie
Koehler, Rick
Coleman, Shane
Meehan, Joe
Myers, Elliott
Application Number:
JP2021559029A
Publication Date:
September 12, 2023
Filing Date:
April 01, 2019
Export Citation:
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Assignee:
Spare Power Systems, Incorporated
International Classes:
H01M50/103; H01G11/12; H01G11/18; H01G11/78; H01M10/052; H01M10/058; H01M50/105; H01M50/121; H01M50/124; H01M50/131; H01M50/204; H01M50/209; H01M50/211; H01M50/222; H01M50/224; H01M50/229; H01M50/231; H01M50/233; H01M50/249; H01M50/342; H01M50/367; H01M50/505; H01M50/507; H01M50/588; H01M50/591
Domestic Patent References:
JP2013065526A
JP2002208384A
JP2015185371A
JP2014135247A
JP2017536660A
JP2016181457A
JP2006093131A
Foreign References:
WO2017159528A1
WO2005096412A1
WO2019031457A1
Attorney, Agent or Firm:
Hideaki Ito
Fumio Mihashi
Hirohisa Hachiya
Hiroshi Uenishi