anaerobic digester

(redirected from Anaerobic digestion)
Also found in: Dictionary, Acronyms, Wikipedia.

anaerobic digester

A closed bioreactor in which anaerobic bacteria digest sewage, producing methane and CO2.
References in periodicals archive ?
Steve Broome, head of business and projects - anaerobic digestion at CPI, said: ''This project brings together a powerful consortium that, for the first time ever, joins up the expertise and facilities needed to develop a methodology and commercial rationale for exploiting the UK's seabed as a source of sustainable biomass and renewable energy.
The nature of the anaerobic digestion process positions the technology well to contribute to reaching state goals for diverting organic wastes from landfills and reducing greenhouse gas emissions.
It increases linearly from 0C to 20C (Sutter and Wellinger 1985) and attains most favorable under mesophilic environments from 3238C while the optimum temperature range is 5055C in case of thermophilic anaerobic digestion process.
Anaergia was also recently awarded a contract to finance, build, own and operate an anaerobic digestion facility for the City of Anaheim; a suburb of Los Angeles with population of 336,265 and the 10th largest city in California.
Dr Fred Moavenzadeh, president, Masdar Institute, said: "The scientific papers and poster presentations at the World Congress on Anaerobic Digestion strongly indicate the nature of the research being carried out at Masdar Institute and the caliber of the faculty guiding the students.
[14] reported that during dry (15% TS) anaerobic digestion of an animal manure-switch grass mixture at 55[degrees]C, the swine manure showed the highest biogas production potential (0.337 LC[H.sub.4]/gVS) with 53% VS removal compared to the dairy (0.028 LCH.sub.4/gVS) with 9.3% VS removal and poultry manure (0.002 LC[H.sub.4] /gVS) with 20% VS removal.
The North Wales Consortium of Conwy County Borough Council, Denbighshire County Council, and Flintshire County Council announced it has signed a 15 year contract with Biogen, the UK's leading Anaerobic Digestion (AD) specialist, to treat the food waste that the three councils collect.
The structure of lignocellulose, evolved to resist degradation, is an impediment to anaerobic digestion technologies.
The innovation centre has secured pounds 880,000 from the Technology Strategy Board to develop small-scale anaerobic digestion (AD) - a process that turns farm and food waste into energy.
Telles, a joint venture of Metabolix, Inc., and Archer Daniels Midland Co., says that its new commercial film grade, Mirel P5001, is the latest Telles film-grade product developed to support organic waste collection intended for anaerobic digestion and municipal composting.
Anaerobic digestion is a common scheme for sludge treatment because of producing biogas the content of which includes methane (CH4) (55-65%), C[O.sub.2] (30-35%), small amounts of other [H.sub.2]S, etc.