US 11,757,111 B2
Four-fluid bipolar plate for fuel cell
Matthew P. Wilson, Groton, CT (US); Michael E. Gorman, Wellesley, MA (US); and Samuel J. Angles, Groton, CT (US)
Assigned to NIMBUS POWER SYSTEMS, INC., Groton, CT (US)
Filed on Jul. 12, 2022, as Appl. No. 17/863,324.
Application 17/863,324 is a continuation of application No. 17/344,377, filed on Jun. 10, 2021, granted, now 11,424,460.
Prior Publication US 2022/0399553 A1, Dec. 15, 2022
Int. Cl. H01M 8/04119 (2016.01); H01M 8/04029 (2016.01); H01M 8/0258 (2016.01)
CPC H01M 8/04134 (2013.01) [H01M 8/0258 (2013.01); H01M 8/04029 (2013.01); H01M 2250/10 (2013.01)] 15 Claims
OG exemplary drawing
1. A bipolar plate for a fuel cell, comprising:
a nonporous sub-plate comprising a water management side, an opposing reactant side, and an internal coolant passage therebetween; and
a porous sub-plate comprising a reactant side and an opposing water management side, the reactant side comprising a first reactant flow field, and the water management side fluidly connected to the water management side of the nonporous sub-plate.