US 11,936,063 B1
Battery module and a method for cooling a battery module of an electric vehicle
Nathan Goldsberry, South Burlington, VT (US); and Michael Cemprola, South Burlington, VT (US)
Assigned to BETA AIR, LLC, South Burlington, VT (US)
Filed by BETA AIR, LLC, South Burlington, VT (US)
Filed on Jan. 12, 2023, as Appl. No. 18/096,454.
Int. Cl. H01M 10/6568 (2014.01); B60L 50/70 (2019.01); B64C 29/00 (2006.01); B64D 27/24 (2006.01); B64D 33/08 (2006.01); H01M 10/613 (2014.01); H01M 10/625 (2014.01); H01M 50/383 (2021.01)
CPC H01M 50/383 (2021.01) [B60L 50/70 (2019.02); B64C 29/0008 (2013.01); B64D 27/24 (2013.01); B64D 33/08 (2013.01); H01M 10/613 (2015.04); H01M 10/625 (2015.04); H01M 10/6568 (2015.04); B60L 2200/10 (2013.01); H01M 2220/20 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A battery module for an electric aircraft comprising:
a plurality of battery cells, wherein the plurality of battery cells is configured to provide energy to an electric vehicle;
a cooling plate located between the plurality of battery cells and configured to decrease a temperature of the plurality of battery cells; and
a firewall comprising:
a first firewall portion, wherein the first firewall portion is located proximal to a top portion of the plurality of battery cells and configured to contain heat from the plurality of battery cells, and wherein the first firewall portion comprises a first number of layers in a first stack of materials, the first stack of materials comprising:
an inner layer of ablative material positioned directly adjacent to the plurality of battery cells; and
a second firewall portion, wherein the second firewall portion is located proximal to a bottom portion of the plurality of battery cells, wherein the second firewall portion comprises a second number of layers in a second stack of materials, and wherein the second number of layers is less than the first number of layers.