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Hybrid anodes for redox flow batteries

Patent ·
OSTI ID:1229726

RFBs having solid hybrid electrodes can address at least the problems of active material consumption, electrode passivation, and metal electrode dendrite growth that can be characteristic of traditional batteries, especially those operating at high current densities. The RFBs each have a first half cell containing a first redox couple dissolved in a solution or contained in a suspension. The solution or suspension can flow from a reservoir to the first half cell. A second half cell contains the solid hybrid electrode, which has a first electrode connected to a second electrode, thereby resulting in an equipotential between the first and second electrodes. The first and second half cells are separated by a separator or membrane.

Research Organization:
Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC05-76RL01830
Assignee:
Battelle Memorial Institute
Patent Number(s):
9,214,695
Application Number:
14/166,389
OSTI ID:
1229726
Country of Publication:
United States
Language:
English

References (1)

Anthraquinone with tailored structure for a nonaqueous metal–organic redox flow battery journal January 2012

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