Patent · US Active

Redox flow battery

US11424471B2 · kind B2 · utility

1Cited by

0References

11Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Robert Fleck · Wiesendorf, DE
Barbara Schricker · Erlangen, DE
Jochen Friedl · Newcastle upon Tyne, GB
Holger Wolfschmidt · Erlangen, DE
Matthäa Schwob · Newcastle upon Tyne, GB
Ulrich Stimming · Newcastle upon Tyne, GB

Key dates

Filing date	Jul 18, 2018
Grant date	Aug 23, 2022
Priority date	—
Expiry date	Oct 21, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH01M2004/021
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Various embodiments include an electrically rechargeable redox flow battery comprising: a first chamber; a second chamber; a membrane separating the first chamber from the second chamber; a cathode in the first chamber; and an anode in the second chamber. At least one of the cathode and the anode comprises a first planar surface including elevations enlarging the surface area. The elevations form flow channels for an electrolyte. The at least one of the cathode and the anode further comprises a material selected from the group consisting of: lead, bismuth, zinc, titanium, molybdenum, and tungsten.

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