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Destruction of high impact greenhouse gases and generation of green electricity at wastewater treatment sites using fuel cell technology

Destruction of high impact greenhouse gases and generation of green electricity at wastewater treatment sites using fuel cell technology

Challenge: Discovery Discovery: Winner
Water cycle: Waste Water Treatment
Funding amount: £499,560
Delivery stage: In progress
Est. completion date: Oct 2025

Destruction of high impact greenhouse gases and generation of green electricity at wastewater treatment sites using fuel cell technology

Finalist award: £49,920

Winner award: £449,640

Led by: University of St Andrews School of Chemistry

Humanity’s release of greenhouse gases like CO2 is causing rapid climate change, rising sea levels and more extreme weather events. Wastewater treatment plants also release large amounts of greenhouse gases, principally methane and nitrous oxide, both of which are much more potent than CO2. To help meet the water sector’s responsibility to reduce these emissions, we aim to capture these gases and consume them in fuel cell systems. Fuel cells are similar to batteries and could convert the chemical energy of methane and nitrous oxide into electrical energy, so simultaneously destroying these greenhouse gases and generating useful clean electricity.

During the months of April, May and June we have continued with readying the laboratories and equipment, held IP protection and industrial liaison meetings, and started research on a novel materials preparation method, in advance of the arrival of our two new post-doctoral research fellows.

The University of St Andrews School of Chemistry was announced as one of 10 winners in the Water Discovery Challenge on 20 February 2024 – read more in the announcement blog.