通常指废水处理中所产生污泥的厌氧生物处理。即污泥中的有机物在无氧条件下,被细菌降解为以甲烷为主的污泥气和稳定的污泥(称消化污泥)。但也有采用需氧生物处理以降解和稳定污泥中的有机物的,称需氧消化,常用于处理剩余活性污泥,曝气时间随温度而异,20°C时约需10天,10°C时约需15天,需氧消化的余泥不易浓缩。
污泥消化法 sludge digestion
需氧污泥消化 aerobic sludge digestion
污泥消化池 sludge digestion tank ; sludge digester ; digestion tank
污泥消化槽 sludge digestion tank ; sludge digestion tank west bank ; sludge digestion chambe
污泥消化器 sludge digester
多级污泥消化 multiple stage sludge digestion
污泥消化过程 sludge digestion process
活性污泥消化 activated sludge digestion
单独的污泥消化槽 separate sludge digestion tank
挥发性有机酸(如乙酸)是污水处理厂污泥消化工艺中的主要产物。
Volatile organic acids are the main products in sludge digestion process in sewage treatment plants.
沉降在二沉池中的污泥被污泥铲铲起由于重力流入污泥消化储存设施中。
Sludge which settles in the secondary clarifier is picked up by the sludge scoop and can flow by gravity to digestion and storage facilities.
本文讨论了在城市污水处理厂提升泵房、沉砂池、二沉池和污泥消化池的设计与运行中的几点经验。
Based on describing the principal contents of the system structure design and operation design, this paper analyses the system organizing principles.
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