Vanadium halide redox flow battery

Details Vanadium halide redox flow battery Vanadium halide redox flow battery

2011-07-12

2011-07-12

Cantelmo, Gregg (Department: 1726)

Chemistry: electrical current producing apparatus, product, and

Fluid active material or two-fluid electrolyte combination...

Active material in solution

C429S199000

Reexamination Certificate

active

07976974

ABSTRACT:
A vanadium halide redox cell including: a positive half cell containing a positive half cell solution including a halide electrolyte, a polyhalide complex, vanadium (IV) halide and vanadium (V) halide; a negative half cell containing a negative half cell solution including a halide electrolyte, vanadium (II) halide and vanadium (III) halide; wherein the ratio of the number of moles of polyhalide complex and vanadium (V):number of moles of vanadium (II) halide is about stoichiometrically balanced and wherein the ratio of the number of moles of polyhalide complex:the number of moles of vanadium (II) halide is in the range of from about 0.7:2 to about 1.3:2.

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