【摘要】 污水处理厂产生的污泥经消化后会产生沼气 ,以甲烷为主要成分的生化沼气是非常理想的再生能源。介绍了北京市高碑店污水处理厂对生化沼气进行利用的途径 ,即沼气内燃机 余热回收 发电机组。对沼气的来源、质量、数量要求进行了分析 ,并介绍了工艺流程和相关设备。同时 ,对沼气利用的注意事项进行了阐述。更多还原

【Abstract】 As a well-known regenerated energy, so called bio-gas with methane as main component could be gene- rated in sludge digestion. The utilization of bio-gas in Gaobeidian WWTP was presented, this is a composite of methane engine, surplus heat recovery and electricity generation system. The technical process, equipment and the source, volume and quality of the bio-gas for this system are described and attentions in bio-gasutilization are also added.更多还原