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Development and Application of a Flow Guide Combination of Depressed Plate and Guide piers in the Front Basin of SB Pump Station in Shanghai Sewage Treatment Project Ⅱ
Author(s): 
Pages: 22-26
Year: Issue:  2
Journal: JOURNAL OF SHIP MECHANICS

Keyword:  泵站前池压水板/导流墩组合导流装置;
Abstract: 前池是泵站的重要组成部分,上游来流经过前池被水泵送往下游.大城市土地资源十分宝贵,泵站的占地受到较大限制,因此前池往往不得不做成池长较短和扩散角较大,这样极易造成前池流态不佳、各水泵配水不均、泵站能耗增加及沉砂淤积.本文通过上海污水治理二期工程SB泵站的水力模型试验研究,针对该泵站前池池长短、池底陡、扩散角大的不利情况.提出了在前池增设压水板/导流墩组合导流装置的新技术,显著地改善了前池流态和多泵运行配水均匀性,从而提高了泵站效率,克服了沉砂淤积.这一优化措施已在多个泵站推广应用.
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