Between biogas, wind and solar, Anheuser-Busch generates about half of its electricity from renewable energy to make beer at its Fairfield, California plant.
The company is the largest in the US to use nutrients in its wastewater to make biogas, a process called bio-energy recovery systems (BERS).
They also recover the steam that heats boilers in the brew house to produce energy, in addition to retrofitting with more efficient boiler burners, air compressors and lighting systems.
The doors have opened on a new biodigester in Wiltshire, UK following 12 months of construction and trails.
The anaerobic digester plant is, after trialling feedstocks for around four weeks, now fully operational and located at Bore Hill Farm.
‘We have now moved into the main building and the technology providers have completed all their pre-start testing work,’ says director Thomas Minter. ‘The end of the construction phase is a major milestone and having an operational plant to show after a year’s hard work by many local contractors is very rewarding.’ (more…)