HYSSYH

Bioelectrochemical synthesis of soluble hydrogen to enhance hybrid CO₂ reduction [metal–microorganism] into building blocks

Biomolécule

Context

The valorisation of organic matter from effluents and organic waste as a bioresource would yield clear environmental benefits, while providing access to an inexpensive, abundantly available renewable raw material.

Objectives

The HYSSYH project aims to assess a next‑generation microbial electrosynthesis process for producing platform molecules from organic matter present in effluents or biowaste, carbon dioxide, and decarbonised electricity.

Expected results

This novel process — conceived as an ‘environmental bioraffinery’ technology — involves an innovative two‑stage sequence combining (1) the generation of soluble hydrogen via microbial electrolysis of effluents and organic waste, and (2) a hybrid hydrogenation system (metal–microorganism coupling) to convert CO₂ into platform molecules.

Target markets

  • Methanisation
  • Energies
  • Platform molecules

Involved components

  • UMR 5503 LGC
  • UMR 792 TBI
Full cost
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