4 ms·
Zapping manure with electricity promises efficient production of fertilizers
- _Microft 3y agoPaper: "Electrochemical ammonia recovery and co-production of chemicals from manure wastewater", https://www.nature.com/articles/s41893-023-01252-z https://www.nature.com/articles/s41893-023-01252-z (paywalled)
- bell-cot 3y agoThe good parts: > Trial runs with small amounts of manure recovered more than half the ammonia in the first pass, with a recovery of about 85% after two cycles. > ... a preliminary technical economic analysis [...] shows that a model dairy farm using the system could expect resulting revenues to be higher than operating costs... (The article is about proof-of-concept work - so TBD whether the capital costs would make it a no-brainer or no-go.)