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序言沈阳市是一座门类比较齐全的重工业城市,人口集中,密度大,城市生活污水和工业废水排放量很大。由于城市生活污水中含有大量悬浮物、有机物和各种病原菌,一部分工厂排出的废水又达不到“三废”排放标准,个别工厂“超标”现象严重,致使地面水系、地下水源及环境受到较严重污染,并威胁人民身体健康。为适应环境保护事业发展的需要,逐步解决城市污水对环境的污染,根据全国环境保护会议精神和我市十年城市规划的要求,沈阳市南部污水处理厂设计任务已多次上
Preface Shenyang City is a heavy industrial city with a relatively complete range of population. It has a dense population, high density, and a large amount of urban sewage and industrial wastewater. As urban domestic sewage contains a lot of suspended solids, organic matter and various pathogenic bacteria, the waste water discharged from some factories fails to meet the “three wastes” emission standards, and the “exceeding standards” phenomenon of individual factories is serious, resulting in severer ground water systems, groundwater sources and the environment. Pollution and threaten people’s health. In order to meet the needs of the development of environmental protection, and gradually solve the pollution of urban sewage to the environment, according to the spirit of the National Environmental Protection Conference and the requirements of the city’s ten years of urban planning, the design task of the southern sewage treatment plant in Shenyang has been repeated