Membrane based electrochemical cell stacks

Details Membrane based electrochemical cell stacks Membrane based electrochemical cell stacks

H - Electricity

01

M

H01M 2/00 (2006.01) H01M 2/08 (2006.01) H01M 2/14 (2006.01)

Patent

CA 2483394

The present invention provides membrane cassettes (1) and stacks (10) thereof which are suitable for a use in a variety of electrochemical applications. The invention further provides membrane cassettes (1) which comprise one or more bipolar plates (20) which have one or two reactant or coolant flow fields (11) consisting of at least one groove (23) in opposing surfaces of the bipolar plate (20). In certain preferred embodiments, the invention provides cassettes (11) and stacks (10) which are suitable for use in fuel cell applications.

La présente invention concerne des cassettes à membrane et des empilements de celles-ci qui conviennent pour une utilisation dans une variété d'applications électrochimiques. Cette invention concerne aussi des cassettes à membrane qui comprennent une ou plusieurs plaques bipolaires qui possèdent un ou plusieurs réactifs ou des champs d'écoulement de refroidissement constitués d'au moins une fente située dans des surfaces opposées de la plaque bipolaire. Dans certains modes de réalisation, cette invention concerne des cassettes et des empilements conçus pour une utilisation dans des applications de pile à combustible.

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