地铁车站污水系统排水方案探析

Discussion on Drainage Scheme of Sewage System of MTR Stations

经过选型比较,南宁市轨道交通3号线的污水系统排水方案最终选用半真空污水提升装置,目前,南宁市3号线污水提升装置在实际运维中运行良好。本文结合南宁3号线污水系统排水方案的选型,总结了目前城市轨道交通地下车站主要采取的污水系统提升设备装置,分析各种污水提升设备装置的优缺点、土建布置条件、系统组成等设计参数,为地下车站污水系统的污水提升提供了方案选型依据。

After comparison of type selection,the semi-vacuum sewage lifting device was finally selected for the sewage system drainage scheme of Line 3 of Nanning City.At present,the sewage lifting device of Line 3 in Nanning is operating well in actual operation and maintenance.This paper combines the selection of the sewage system drainage plan of Nanning Line 3,summarizes the sewage system lifting equipment devices currently adopted in urban rail transit underground stations,analyzes the advantages and disadvantages of various sewage lifting equipment devices,civil construction layout conditions,system composition and other designs parameter,which provides the basis for scheme selection for the sewage improvement of the underground station sewage system.