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Internally manifolded flow cell for an all-iron hybrid flow battery

  • US 10,439,197 B2
  • Filed: 03/31/2017
  • Issued: 10/08/2019
  • Est. Priority Date: 09/05/2012
  • Status: Active Grant
First Claim
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1. A system for a flow battery flow cell stack, comprising:

  • an internally manifolded flow battery cell stack, the internally manifolded flow battery cell stack including,a first flow field positioned at a first face of an internally manifolded frame, the first flow field comprising one of a redox electrode plate and a plating electrode plate,a plurality of inlet ports positioned at the first face less interiorly than the first flow field from a perimeter of the internally manifolded frame, a first of the plurality of inlet ports fluidly coupled to the first flow field by way of a first inlet flow path and each successive inlet port coupled to a different, sequentially arranged flow field, anda plurality of outlet ports positioned less interiorly than the first flow field from the perimeter of the internally manifolded frame, a first of the plurality of outlet ports fluidly coupled to the first flow field by way of a first outlet flow path and each successive outlet port coupled to a different, sequentially arranged flow field,wherein electrolytes from one of a redox electrolyte tank and a plating electrolyte tank flow to each of the plurality of inlet ports and electrolytes from each of the plurality of outlet ports flow to one of the redox and plating electrolyte tanks.

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