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长江小南海枢纽施工二期导流明渠通航条件研究

DOI: 10.3969/j.issn.1674-0696.2013.02.28, PP. 306-309

Keywords: 小南海枢纽,施工二期,导流明渠,通航水流条件,XiaonanhaiWaterControlProject,constructionphaseⅡ,diversionchannel,navigationflowcondition

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Abstract:

:?根据小南海枢纽河段河势及水流条件特点,通过水工模型试验和船模试验相结合的方法,分析了小南海枢纽施工二期导流明渠通航条件及存在问题,提出了明渠进口段炸除碍航礁石、出口段开挖新航槽的优化方案。研究表明:导流明渠原设计方案明渠进、出口段礁石碍航严重,通航水流条件差;优化方案通过整治措施显著改善了导流明渠的通航条件,保障了小南海枢纽施工二期长江上游航运的安全畅通。

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