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:
May. 28, 2024

Filed:

Oct. 05, 2021
Applicant:

Commissariat À L'energie Atomique ET Aux Energies Alternatives, Paris, FR;

Inventors:

Marco Ranieri, Grenoble, FR;

Benoît Morin, Grenoble, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01M 8/04537 (2016.01); H01M 8/04858 (2016.01);
U.S. Cl.
CPC ...
H02J 7/0013 (2013.01); H01M 8/04559 (2013.01); H01M 8/0488 (2013.01); H02J 7/0047 (2013.01);
Abstract

A control system is intended to be tailored to a fuel-cell stack. This fuel-cell stack includes a plurality of cells connected in series between a first terminal and a second terminal. This system includes a central control unit and an electronic bypass device including a plurality of separate electrical bypass units, each electrical bypass unit being connected in parallel to at least one separate cell of the fuel-cell stack, in order to control its discharge on startup and shutdown of the stack and thus to avoid the creation of inverse electrical potentials and to limit the presence of residual potentials.


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