aerobic digestion


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aerobic digestion

[e′rōb·ik də′jes·chən]
(chemical engineering)
Digestion of matter suspended or dissolved in waste by microorganisms under favorable conditions of oxygenation.
References in periodicals archive ?
For instance, conventional aerobic digestion has a maximum feed concentration of about 2 percent solids and the Hydraulic Retention Time (HRT) would need to be about 30 days as opposed to a minimum feed concentration of 4 percent solids and an HRT of 10-12 days with ATAD technology.
Treatment of N, P of auto-thermal thermophillic aerobic digestion fluid with struvite crystallization.
In addition to updating the original manual's 19 chapters, it adds materials on public outreach and involvement, waste minimization, anaerobic and aerobic digestion, odors, and treatment and utilization of green gases.
The Awards for Excellence celebrated a host of initiatives in the region, ranging from local sourcing and supply chain development to carbon reduction programmes and the installation of an aerobic digestion plant.
The Anaerobic & Aerobic Digestion plant of the Domestic Solid Waste Management Centre at Mesaieed has produced approximately 1,000 tonnes of Grade A compost until date.
The proposal is for a power station and aerobic digestion plant to be sited on an old quarry and residents have spent the last two years mounting a campaign against it.
pathogens or known sludge bulking species) to be detected early and monitored throughout the aerobic digestion process.
Newton Aycliffe company John Wade is building an aerobic digestion plant at a cost of almost pounds 4m for its main clients Darlington Council.
The Tri-Mer system serves as a practical alternative to thermal oxidizers, in-bed biofiltration and aerobic digestion for the control of VOC emissions from a wide range of sources.
The three councils in the South of Tyne and Wear Partnership are considering nine options, which include: to continue as currently; anaerobic digestion of all waste; mechanical biological treatment (refuse-derived fuel); mechanical biological treatment (landfill); autoclaving (re-fuse-derived fuel); energy from waste (incinerator); advanced thermal treatment (incinerator); aerobic digestion and energy from waste (combined heat and power, incinerator).
From the original nine available options the partnership has whittled the options down to a preferred two: aerobic digestion and energy from waste - combined heat and power.
He gives methods of solid separation, recycling technologies such as stabilization, composting, anaerobic treatment, themophilic aerobic digestion, duckweed and fish ponds, struvite and direct urine reuse, nutrient removal through kinetic and other processes, post treatment through advanced processes, and integrated systems such as manure-based biogas plants.