Low cost fuel cell components

• Main Authors: DARLING ROBERT M, PATTERSON TIMOTHY W, ALLEN GLENN M, MADDEN THOMAS H
• Format: Patent
• Language: English
• Published: 20.01.2016
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

Fuel cell reactant flow field plates (22, 32) are formed by extruding long sections (17, 25) of carbonaceous material, either with straight grooves (18, 28) formed by the extrusion die, or by end milling or arbor milling, and then cut to a proper size, including cuts in which the edges of the plates...