污水场外排净化污水经过过滤、吸附、杀菌等适度处理可回用作循环水补充水。这一回用技术在中石化济南炼油厂经过几年应用取得了初步成果。通过试验及现场应用,确定了最佳工艺路线,着重介绍了工艺条件的选择、回用水质指标的确定及现场处理效果。

Through moderate treatment including filtration, adsorption a nd sterilization,wastewater from sewage treatment plants can be reused for the circulating water systems. Being applied for several years, this technology has acquired elementary harvest and has saved abundant freshwater in Jinan Refinery. The best technical process can be confirmed. The selection of technical condit ions, the quality index of reused water and treatment effect have been emphati cally introduced.