US 11,655,551 B2
Electrolyzer assembly comprising an insulating layer
Luc Rouveyre, Cognin (FR); David Wakerley, Bordeaux (FR); and Sarah Lamaison, Bordeaux (FR)
Assigned to Dioxycle, Bordeaux (FR)
Filed by Dioxycle, Bordeaux (FR)
Filed on Jul. 20, 2022, as Appl. No. 17/869,148.
Claims priority of provisional application 63/223,986, filed on Jul. 21, 2021.
Claims priority of provisional application 63/351,441, filed on Jun. 13, 2022.
Prior Publication US 2023/0028509 A1, Jan. 26, 2023
Int. Cl. C25B 9/77 (2021.01); C25B 9/60 (2021.01); C25B 9/75 (2021.01); C25B 11/036 (2021.01)
CPC C25B 9/77 (2021.01) [C25B 9/60 (2021.01); C25B 9/75 (2021.01); C25B 11/036 (2021.01)] 22 Claims
OG exemplary drawing
 
1. An electrolyzer assembly, comprising:
a stack of cells;
a plurality of polar plates in the stack of cells having a plurality of surfaces;
a plurality of flow fields formed on the plurality of surfaces of and located between the plurality of polar plates;
a plurality of membranes interleaved with the plurality of polar plates between the plurality of flow fields;
a conduit fluidly connecting flow fields in the plurality of flow fields;
an electrically conductive fluid in the conduit;
a plurality of insulating pieces arranged between a conductive surface of the plurality of flow fields and the conduit, wherein the plurality of insulating pieces are attached to a plurality of apertures in the plurality of polar plates;
a plurality of trench openings in the plurality of insulating pieces providing a plurality of fluid connections between the conduit and the plurality of flow fields.