Methane producing bacteria are strictly anaerobic and therefore immobilised as soon as a few fractions of ppm of dissolved O2 are present. They can be identified by the presence of coenzymes ... Anaerobic ... Anaerobic...

Methane fermentation (see anaerobic bacterial cultures) is one of the most powerful cell destroyers found in the biological world and is used to eliminate large quantities of OM. Anaerobic digestion ... Sludge treatment, Sludge stabilization, Anaerobic, Sludge digestion, Biogas, Densadeg, Methane fermentation, Cannon Mixer, Digelis ... Sludge treatment Sludge stabilization Anaerobic Sludge digestion Biogas Densadeg Methane fermentation Cannon Mixer Digelis ... anaerobic digestion...

conditions prevail (see page 2 of suspended growth (activated sludge)); the anaerobic digestion method when reactions take place away from air, in a reducing medium. After it has been degraded, organic ... Aerobic, Anaerobic ... Aerobic Anaerobic ... aerobic cultures, anaerobic cultures...

Anaerobic digestion can be used in a number of different forms. As in the case of aerobic fermentation, the bacterial culture can be developed as a suspended growth or as a fixed growth ... Suspended growth, Anaerobic, Anapulse, Anaflux, Attached growth ... Suspended growth Anaerobic Anapulse Anaflux Attached growth ... anaerobic bacterial cultures utilisation...

For anaerobic or aerobic fermentation to take place satisfactorily, fairly stringent medium conditions must prevail. Among these conditions, temperature and pH play an important part. However ... Aerobic, Anaerobic ... Aerobic Anaerobic...

lagooning). The lagooning system consists of a series of tanks prioritising a specific type of purifying ecosystem. We shall be using international terminology applicable to this field. anaerobic lagooning ... Anaérobie, Anaerobic ... Anaérobie Anaerobic...

Anaerobic fermentation or digestion is carried out by complex bacterial populations which, under very precise environmental conditions (redox potential ORP in the region of -250 mV, pH close ... Anaerobic, Methane fermentation ... Anaerobic Methane fermentation...

Methane fermentation, Anaerobic, Membrane separation ... Methane fermentation Anaerobic Membrane separation ... anaerobic digestion process with membrane separation...

of assimilable carbon, nitrogen and phosphorus. anaerobic medium Intermittent fermentations are carried out in small reactors (photo 6) seeded using an anaerobically digested sludge obtained from a digester ... Nitrification, Denitrification, Aerobic, Anaerobic ... Nitrification Denitrification Aerobic Anaerobic...

Digelis Simplex technology is based on a verinox patented reactor. This method of construction works without welding or bolting applicable to mesophilic and thermophilic anaerobic digesters ... Sludge treatment, Methane fermentation, Anaerobic ... Sludge treatment Methane fermentation Anaerobic...

by mesophilic aerobic stabilisation (<< 20%) remains very markedly below that achieved with anaerobic digestion. The following calculation bases (table 12) supplied for a temperature of 20°C, provide us ... Sludge treatment, Sludge stabilization, Anaerobic, Sludge digestion ... Sludge treatment Sludge stabilization Anaerobic Sludge digestion...

for biological processes (thermophilic anaerobic digestion, pasteurisation – see chapter liquid sludge treatment), or responsible for thorough oxidisation of organic matter (wet oxidation, see section organic ... Sludge treatment, Anaerobic, Oxidation, Dewatered sludge ... Sludge treatment Anaerobic Oxidation Dewatered sludge...

anaerobic digestion The practice of sending grease to the digester is widely accepted in Anglo-Saxon countries. It requires thorough 6 mm straining of either all the effluent or just the grease ... Wastewater, Pretreatments, Biogas, Anaerobic, Sludge digestion ... Wastewater Pretreatments Biogas Anaerobic Sludge digestion...

with a diameter of 26 m Biological flotation: 6 works with a diameter of 20 m Anaerobic digestion: 8 works with a diameter of 34 m and a water depth of 15.5 m each Storage of biogas in 2 tanks - Sulphur ... Wastewater, Biogas, Sludge dewatering, Anaerobic, Sludge drying, Disinfection, Flotation ... Wastewater Biogas Sludge dewatering Anaerobic Sludge drying Disinfection Flotation...

, or membrane biological reactor (Ultrafor); reducing the mass of biological sludge produced, via anaerobic digestion (see chapter liquid sludge treatment) or, more radically, by means of Biolysis processes ... Biolysis, Ultrafor, Industrial effluent treatment, Sludge treatment, Oxidation, Methane fermentation, Anaerobic ... Biolysis Ultrafor Industrial effluent treatment Sludge treatment Oxidation Methane fermentation Anaerobic...

treatment and the sludge resulting from treatment, separately produce biogas. Through the anaerobic digestion of the sauerkraut juices or through digestion of the sludge and grease, bacterial populations ... Centrifugation, Wastewater, Sludge treatment, Sludge digestion, Activated sludge, Anaerobic, Sludge dewatering, Sludge drying, Biogas, Methane fermentation ... Centrifugation Wastewater Sludge treatment Sludge digestion Activated sludge Anaerobic Sludge dewatering Sludge drying Biogas Methane fermentation...

) and, in such cases, high levels of easily biodegradable BOD dictate biological phosphate removal (see suspended growth (activated sludge) process); space limitations: anaerobic, Méteor, Ultrafor ... Ultrafor, Biofor, Industrial effluent treatment, Agri-food industry, Biological processes, Phosphate removal, Methane fermentation, Activated sludge, Anaerobic, Meteor ... Ultrafor Biofor Industrial effluent treatment Agri-food industry Biological processes Phosphate removal Methane fermentation Activated sludge Anaerobic Meteor...

Centrifugation, Wastewater, Drainis Turbo, Anaerobic, Sludge dewatering, Biogas, Digelis, Sludge digestion ... Centrifugation Wastewater Drainis Turbo Anaerobic Sludge dewatering Biogas Digelis Sludge digestion...

. Anaerobic digestion on 2 digesters of 5000 m3 each with Cannon mixers (degremont® technology). Sludge dewatering (2 + 1) centrifuges and quicklime dosing. Biogas production Flexible ... Nitrification, Azurair, Wastewater, Sludge treatment, Denitrification, Secondary settling tanks, Chlorination, Anaerobic, Sludge dewatering, Biogas, Odour Control ... Nitrification Azurair Wastewater Sludge treatment Denitrification Secondary settling tanks Chlorination Anaerobic Sludge dewatering Biogas Odour Control...

, bmlss2, bmlss3 (in m3) The schematic diagram shows the Anaerobic + Anoxic + Aeration configuration for treating carbon, nitrogen and phosphorus. An anoxic and aeration configuration is only appropriate ... Suspended growth, Sludge treatment, Clarifiers, Denitrification, Nitrification, Biological reactor, Phosphate removal, Aerobic, Anaerobic, Biological processes, Cyclor ... Suspended growth Sludge treatment Clarifiers Denitrification Nitrification Biological reactor Phosphate removal Aerobic Anaerobic Biological processes Cyclor...