Anaerobic digestion (AD) has been proven to be an effective process for the treatment of wastewater sludge. However, it produces high levels of ammonia in the digester effluent, which may jeopardize ...

A combined anaerobic/aerobic sludge digestion system was studied to determine the effect of aerobic solids retention time (SRT) on its solids and nitrogen removal efficiencies. After the anaerobic ...

Researchers from the University of Valladolid and the Technical University of Madrid in Spain have proposed to hybridize biogas and biomethane production systems from cattle manure anaerobic digestion ...

When Resourceful Earth Limited announced it would be building a facility to convert 35,000 tons of the local food waste to power each year—enough to provide 80 percent of the energy to the nearby town ...

Many sewage treatment plants are equipped to process waste using anaerobic digestion, in which the sewage sludge is held in an oxygen-free chamber to ferment and break down. As part of that ...

TOWN OF WRIGHTSTOWN (WLUK) -- One of the largestdairy-to-manure-to-renewable-natural-gas facilities in the country is now complete in Brown County. Dynamic Renewables held a ribbon-cutting ceremony ...