区域排水和多点分散局部排水系统的方案研究

Research on regional drainage system and multi-point distribution local sewerage system

为做好西南地区某市排水体系规划,在规划方案的确定过程中,通过对该市实际情况的深入调研,提出区域排水系统和多点分散局部排水系统两种规划方案,对两种方案的总体布置、管网铺设、管网和污水厂投资、造价等方面进行了技术经济分析,并通过两两对比加权平均评分法进行评分,结果显示,多点分散局部排水系统更具有优越性,适合当地社会经济发展。

In order to promote the drainage system planning for some city in Southwest area, the paper has the deep investigation for the fact of the city in the identification process of the planning scheme, points out the two planning schemes, the regional drainage system and multi-point distribution local sewerage system, undertakes the technical and economic analysis for the integrated allocation, the pavement of pipe networks, the investments of pipe network and sewage plants, and costs of the two schemes, undertakes the evaluation by adopting the weighted averaged evaluation method by the comparison of the two schemes and proves by the result that the multi-point distribution local sewerage system has more advantages and it is proper for the local social and economic development.