Title:
BATTERY MODULE HAVING A SAFETY SECTION, BATTERY PACK, AND ELECTRIC VEHICLE
Document Type and Number:
WIPO Patent Application WO/2015/049188
Kind Code:
A3
Abstract:
The invention relates to a battery module (8) having a battery module housing (10), wherein the battery module housing (10) encloses a battery module interior (12), wherein the battery module housing (10) has receptacles (14) for a specified number of battery cells (16) on the battery-module-interior side and wherein the battery module housing (10) comprises a safety wall section (20) in the region of at least one receptacle (14), the material properties and the thickness of which safety wall section are such that the safety wall section (20) is burned through after at most 45s, preferably at most 20s, further preferably at most 10s, in particular at most 5s, in the needle-flame test according to DIN EN ISO 11925-2. The invention further relates to a battery pack (2) having a battery pack housing (4), wherein the battery pack housing (4) encloses a battery pack interior (6), wherein the battery pack housing (4) has at least one receptacle for a battery module (8) on the battery-pack-interior side and wherein the battery pack (2) has a battery module (8) according to the invention accommodated in the receptacle. Finally, the invention further relates to an electric vehicle (42), wherein the electric vehicle (42) has a battery module (8) according to the invention and/or a battery pack (2) according to the invention.
Inventors:
BRAMBRINK ROLAND (DE)
GROSSER ULRICH (DE)
GROSSER ULRICH (DE)
Application Number:
PCT/EP2014/070734
Publication Date:
July 02, 2015
Filing Date:
September 29, 2014
Export Citation:
Assignee:
BAYER MATERIALSCIENCE AG (DE)
International Classes:
B60L11/18; C08L69/00; H01M50/204; H01M50/227
Foreign References:
| EP1035599A1 | 2000-09-13 | |||
| JP2001058332A | 2001-03-06 | |||
| JP2009007487A | 2009-01-15 | |||
| EP2590240A1 | 2013-05-08 | |||
| DE102010041387A1 | 2012-03-29 | |||
| US20100215998A1 | 2010-08-26 | |||
| US20080220321A1 | 2008-09-11 |
Attorney, Agent or Firm:
BIP PATENTS (Alfred-Nobel-Str. 10, Monheim am Rhein, DE)
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