杭州城市污水处理厂尾水再生利用的探讨

About recycling for tail water of sewage treatment plant in Hangzhou

在阐述目前城市污水厂尾水再生利用现状的基础上,以杭州市七格污水处理厂为例,分析了城市污水处理厂尾水水质情况和尾水作为再生水利用的可能性。同时,结合杭州市经济技术开发区用水情况,以及开发区愿意使用再生水企业的调查情况,对尾水再生利用的必要性、利用应用对象、需水量预测、处理工艺选取、管网配套工程措施和再生水效益等关键问题进行了探讨。

After elaborating the status quo about recycling for tail water city sewage treatment plant, we analyze sewage tail water quality and possibility of recycling taking Hangzhou Qige sewage Treatment Plant as an example. Considering water using situation in Hangzhou Economic and Technological Development Zone and willingness to use recycled water of enterprises by investigation, we explare some key topics on the necessity of tail water recycling ,using the application object, water demand prediction, treatment process selection, pipe network supporting the project measures and reclaimed water benefit .