US 12,482,878 B2
Dielectric liquid evaporative cooling for battery packs
Chih-hung Yen, Bloomfield Hills, MI (US); Taeyoung Han, Bloomfield Hills, MI (US); Bahram Khalighi, Auburn Hills, MI (US); and Kuo-huey Chen, Troy, MI (US)
Assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed by GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed on Nov. 5, 2021, as Appl. No. 17/519,762.
Prior Publication US 2023/0143123 A1, May 11, 2023
Int. Cl. H01M 10/6556 (2014.01); H01M 10/613 (2014.01); H01M 10/6569 (2014.01)
CPC H01M 10/6556 (2015.04) [H01M 10/613 (2015.04); H01M 10/6569 (2015.04)] 20 Claims
OG exemplary drawing
 
1. A wicking assembly for battery cells of a battery cooling system, comprising:
a first face plate including vertical plate portions and horizontal plate portions defining openings;
a second face plate including vertical plate portions and horizontal plate portions defining openings; and
a wicking structure made of a wicking material, defining projections on first and second outer surfaces thereof and including a plurality of vapor escape passages,
wherein the wicking structure sandwiched between the first face plate and the second face plate.