activated sludge method


activated sludge method
метод активного ила

Англо-русский словарь по экологии. 2011.

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  • activated-sludge method — ▪ sewage treatment       sewage treatment (sewage system) process in which sludge, the accumulated, bacteria rich deposits of settling tanks and basins, is seeded into incoming waste water and the mixture agitated for several hours in the… …   Universalium

  • method — The mode or manner or orderly sequence of events of a process or procedure. SEE ALSO: fixative, operation, procedure, stain, technique. [G. methodos; fr. meta, after, + hodos, way] Abell Kendall m. a …   Medical dictionary

  • sludge — A muddy sediment. SEE ALSO: sludged blood. activated s. activated s. method. * * * salivation, lacrimation, urination, defecation, gastrointestinal upset, emesis * * * sludge sləj n a semisolid precipitated mass or deposit <biliary sludge>… …   Medical dictionary

  • environmental works — ▪ civil engineering Introduction       infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …   Universalium

  • agricultural technology — Introduction       application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation       Mechanical processing of soil so that it is in the proper physical condition for planting is usually… …   Universalium

  • sedimentation tank — ▪ sewage treatment also called  Settling Tank,         component of a modern sewage treatment system. In a large metropolitan system, waste water is passed through a series of tanks following coarse screening to remove large objects. Grit… …   Universalium

  • Water purification — This article is about large scale, municipal water purification. For portable/emergency water purification, see portable water purification. For industrial water purification, see deionized water. For distilled water, see distilled water. Water… …   Wikipedia

  • Sewage treatment — The objective of sewage treatment is to produce a disposable effluent without causing harm to the surrounding environment, and also prevent pollution.[1] Sewage treatment, or domestic wastewater treatment, is the process of removing contaminants… …   Wikipedia

  • Living machines — are a form of biological wastewater treatment designed to mimic the cleansing functions of wetlands. They are intensive bioremediation systems that can also produce beneficial by products such as methane gas, edible and ornamental plants, and… …   Wikipedia

  • Trickling filter — A trickling filter consists of a fixed bed of rocks, gravel, slag, polyurethane foam, sphagnum peat moss, or plastic media over which sewage or other wastewater flows downward and causes a layer or film of microbial slime to grow, covering the… …   Wikipedia

  • Hydropolitics in the Nile Basin — Essay like|article|date=December 2007The Nile River is subject to political interactions. It is the world s longest river flowing 6,700 kilometers through ten countries in northeastern Africa – Rwanda, Burundi, Democratic Republic of the Congo… …   Wikipedia