sludgeintobiogas汇编.ppt

Sludge into biogas Process flow; sludge to bio gas Example of Gas tank Example of anaerobic digester (2x) Waste water treament plant Netherlands Process flow; Sludge heating Heating installation Heat exchanger Sludge pumps Anaerobic digester Gas tank and degister Lot of digester (Austria)  WWTP Kozieglowy (Polen)Grontmij Polska (Justyna Ryzinska) After dewatering/thickeners (band system) Seperator Tank of dry sludge including loading Bio Gas refinement / treatment Filling station Biogas Sludge pumps M3/h metering Waste water Heated Anaerobic digester Not heated Anaerobic digester Pre settler Gas inlet (to active system) Gas reservoir Sludge Water Blow in biogas To be heated sludge Biogas Heater Gas compressor Sludge pump Heat exchanger Heat water pump Heated sludge Heating equipment building Heated Anaerobic digester Not heated Anaerobic digester Heat exchanger used for heating digesting sludge Schematic diagram of spiral type Pictorial view Schematic of a water bath heat exchanger Capacity: ~ 1 million people Digesters dewatering Pre setteler seperator buffertank Digester After dewatering Digester prim. sludge After dewatering Example of Proces flow sludge treatment Tank / elevator Dry sludge to: Farmers (depends on quality) Concrete factory (fuel) Power station (fuel) Reduction of sludge: 30 – 40 % by 20% dry solid (depends on type of sludge 脱水 预沉池 泥水分离器 缓冲池 消化器 后脱水 消化器 初污泥 后脱水 Example of Proces flow sludge treatment 储气罐/ 提升机 Dry sludge to: Farmers (depends on quality) Concrete factory (fuel) Power station (fuel) Reduction of sludge: 30 – 40 % by 20% dry solid (depends on type of sludge After dewatering/thickeners (band system) Dry Sludge Transport by truck