US 11,742,539 B2
Systems and methods for battery tab cooling
Cecilia Qian Wang King, Los Angeles, CA (US); Zonghao Liu, Irvine, CA (US); Prahit Dubey, Los Angeles, CA (US); Robert Wesley Thibault, Santa Monica, CA (US); and Abdul-Kader El Srouji, Los Angeles, CA (US)
Assigned to Romeo Power, Inc., Vernon, CA (US)
Filed by Romeo Power, Inc., Vernon, CA (US)
Filed on Sep. 3, 2021, as Appl. No. 17/466,896.
Claims priority of provisional application 63/075,058, filed on Sep. 4, 2020.
Prior Publication US 2022/0077523 A1, Mar. 10, 2022
Int. Cl. H01M 10/6569 (2014.01); H01M 10/613 (2014.01); H01M 50/105 (2021.01); H01M 50/178 (2021.01); H01M 10/647 (2014.01); H01M 10/6556 (2014.01); H01M 50/211 (2021.01); H01M 50/553 (2021.01)
CPC H01M 10/6569 (2015.04) [H01M 10/613 (2015.04); H01M 50/105 (2021.01); H01M 50/178 (2021.01); H01M 50/553 (2021.01)] 5 Claims
OG exemplary drawing
 
1. A battery pack tab cooling system comprising:
a pouch cell comprising a first tab and a second tab,
a tab enclosure configured to contain a cooling material, wherein the first tab and the second tab extend from the pouch cell into the tab enclosure and are in contact with the cooling material;
a tab alignment plate located between the pouch cell and the tab enclosure, wherein the first tab and the second tab extend through the tab alignment plate;
a current collector located between the tab alignment plate and the tab enclosure;
a filling port to add the cooling material to the tab enclosure; and
a pressure relief valve and a pressure device to dynamically control the pressure inside the tab enclosure.