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author:

苏燕 (苏燕.) [1] | 张挺 (张挺.) [2] | 麦栋玲 (麦栋玲.) [3]

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CQVIP PKU CSCD

Abstract:

采用κ~ε双方程紊流模型模拟了带掺气槽岸边溢洪道具有大曲率水气交界面的水流流场,给出了溢洪道溢流堰、泄槽及挑流鼻坎的压力分布、流速分布等水力特性并对掺气槽掺气特性进行了定性分析.其中部分结果与模型试验结果吻合良好.对连续式和差动式两种不同坎型挑流鼻坎消能效果进行对比,给出各自预挖坑底板紊动能分布,结果表明多股水舌消能效果优于单股水舌,可为挑流坎型优化设计提供参考.

Keyword:

挑流鼻坎 掺气槽 数值模拟 溢洪道

Community:

  • [ 1 ] 福州大学土木工程学院,福建福州350002

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Source :

福州大学学报:自然科学版

ISSN: 1000-2243

CN: 35-1337/N

Year: 2008

Issue: 5

Volume: 36

Page: 758-762

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 1

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