The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 12, 2023

Filed:

Jul. 12, 2022
Applicant:

Nimbus Power Systems Llc, Groton, CT (US);

Inventors:

Matthew P. Wilson, Groton, CT (US);

Michael E. Gorman, Wellesley, MA (US);

Samuel J. Angles, Groton, CT (US);

Assignee:

NIMBUS POWER SYSTEMS, INC., Groton, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04119 (2016.01); H01M 8/04029 (2016.01); H01M 8/0258 (2016.01);
U.S. Cl.
CPC ...
H01M 8/04134 (2013.01); H01M 8/0258 (2013.01); H01M 8/04029 (2013.01); H01M 2250/10 (2013.01);
Abstract

A bipolar plate for a four-fluid fuel cell includes a nonporous sub-plate and a porous sub-plate. The nonporous sub-plate includes a water management side, an opposing reactant side, and an internal coolant passage therebetween. The porous sub-plate includes a reactant side and an opposing water management side. The reactant side includes a first reactant flow field, and the water management side is fluidly connected to the water management side of the nonporous sub-plate. Embodiments of the invention include a method to operate the four-fluid fuel cell in thermal boost mode, and a method to accumulate and retain product water.


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