DIELECTRIC LIQUID EVAPORATIVE COOLING FOR BATTERY PACKS

A wicking assembly for battery cells of a battery cooling system includes a first face plate including vertical plate portions and horizontal plate portions defining openings. A second face plate includes vertical plate portions and horizontal plate portions defining openings. A wicking structure is made of a wicking material, defines projections on first and second outer surfaces thereof and includes a plurality of vapor escape passages. The wicking structure is configured to be sandwiched between the first face plate and the second face plate.