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| Research on Application of Enclosed Lifting Device for Sewage in Metro |
| LIU Xue-zhi , CHENG Fu |
| The Third Railway Survey and Design Institute Group Corporation, Tianjin 300251，China |
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Abstract Research purposes: The sewage from the toilet in underground building often needs to be drained into the municipal drainage system through sewage pump. During the drainage process, the sewage often gives off the peculiar smell which hazards environment. In this paper, the introduction is given to the application of enclosed lifting device for sewage in metro and the calculation method, difficult points and countermeasure for it are presented for the purpose of providing the reference to the similar works.
Research conclusions: It is feasible to apply the enclosed lifting device for sewage in metro, which can improve the environments of metro and underground buildings with perfect social and economic benefits.
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Received: 15 December 2007
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[1] 陈秀生.给水排水设计手册·建筑给水排水[K]. 2版 北京:中国建筑工业出版社，2001.
[2] 陈耀宗，姜文源.建筑给水排水设计手册[K].北京:中 国建筑工业出版社，2000.
[3] GB 50157—2003，地铁设计规范[S].
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2008, Vol. 25 
