Small-scale anaerobic digestion (AD) plants can help livestock units become more efficient and self-sufficient. The technology can provide a safe route for slurry and waste disposal, as well as generating energy and income earning potential, while the digestate by-product  provides a fertiliser. See also: Farm energy case-study- small scale AD The small-scale AD sector is generally defined as plants of 500kW and smaller. Like the larger installations, the main challenges are finance and grid connection. Economies of scale also play a part, as generally […]