污水处理与回用技术赴美日考察报告

REPORT OF THE STUDY TOUR TO THE UNITED STATES AND JAPAN ON SEWAGE TREATMENT AND RECLAIMATION TECHNOLOGY

本文主要介绍美国热电厂利用城市污水为源水,经再生回用于冷却水补充水的情况。内容包括再生水厂的典型工艺介绍、各处理阶段的水质指标、应用实例和凝汽器管材的选用等。同时针对北京市高碑店城市污水回用于电厂的问题作了初步探讨。

This paper mainly describes the practice of Using the reclaimed sewage as a supple- mental water supply source for the cooling systems of heat and power plants in the United States. The typical process of sewage reclaimation,the water quality standard of each treatment stage and the examples of application are presented,the pipe material selection of vapor condensators is sug- gested,and the technological problems concerning sewage reuse in Beijing's power plants are dis- cussed.