Patent · US Active

Fuel cell stack having an internal particle retention function and vehicle having such a fuel cell stack

US10804556B2 · kind B2 · utility

0Cited by

4References

9Claims

0Family size

Assignees

VOLKSWAGEN AKTIENGESELLSCHAFT · DE
AUDI AG · DE

Inventors

Peter Bach · Burnaby, CA
Ingo Drescher · Braunschweig, DE

Key dates

Filing date	Aug 10, 2016
Grant date	Oct 13, 2020
Priority date	—
Expiry date	Apr 3, 2037

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T90/40
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a fuel cell stack, a fuel cell system, and a vehicle having such a fuel cell system. The fuel cell stack comprises a stack of membrane electrode assemblies and bipolar plates arranged in alternation between two end plates and comprises main supply channels for supplying and discharging operating media for the fuel cell stack which main supply channels extend through the stack in the stacking direction of the stack. It is provided that means for retaining particles be provided in at least one of the main supply channels.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.