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Abstract:
依据水力学基本理论对涵洞泄水孔出流特性进行研究,得出以下结论:自由出流条件下,出口水流为临界流;泄水流态取决于泄水孔下游水深(ht)与泄水孔临界水深(hlk)的比值,hl/hlk>1.3为淹没出流,ht/hlk=1.3为临界出流,ht/hlk<1.3为自由出流.该结论对小桥涵泄水孔具有重要的理论与工程价值.
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水科学与工程技术
ISSN: 1672-9900
CN: 13-1348/TV
Year: 2006
Issue: 5
Page: 41-42
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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