我国各地农村生活污水治理技术指南编制经验对云南的启示

Enlightenment from the Compilation Experience of Domestic Sewage Treatment Technical Guidelines of the Various Regions of China for Yunnan Province

  • 摘要: 制定农村生活污水治理地方技术指南有助于因地制宜、具有针对性地指导农村生活污水治理,规范农村生活污水处理设施的设计、建设、运行和管理,提高农村生活污水治理效率。全国17个地方已先后出台了自己省市的(试行)地方技术指南(规范或指引)。通过对比、分析各地技术指南制定的特点、经验(污水进水污染物控制指标选取及限值、污水处理工艺的选择等),结合云南农村污水治理过程中存在的农村分散、污水治理不均衡、收集率低、处理设施覆盖率低等问题,得到以下4方面的启示:(1)应因地制宜地制定本省的技术指南;(2)指南的制定要充分考虑实用性和适应性;(3)应强调优先进行污水资源化利用;(4)应适当引入和开发新技术。这些启示对于指导云南农村污水处理技术指南编制,具有重要的意义。

     

    Abstract: The formulation of local technical guidelines for rural domestic sewage treatment can regulate the design, construction, operation and management of sewage treatment facilities, which will contribute to guiding rural domestic sewage treatment and improving its efficiency. 17 localities in China have successively issued(trial) local technical guidelines(or specifications), while Yunnan has not yet issued an official one. By comparing and analyzing the characteristics and formulating experience of the technical guidelines of various regions(selection of pollutant control indicators and limits, recommended sewage treatment process etc.). Combining the problems of rural dispersion, uneven sewage treatment, low collection rate, and low coverage of treatment facilities in the process of rural sewage treatment in Yunnan, the enlightenment were concluded as followed: the technical guidelines according to local conditions needs to develop, the practicality and adaptability need to fully considered, the reutilization of sewage resources should be the first choice when the actual condition is allowed,and it is appropriate to introduce and develop new technologies.

     

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