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基于FLUENT的并列双圆柱绕流二维数值模拟分析 被引量:3

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摘要 为研究双圆柱在不同距径比(L/D)工况下的绕流,运用FIUENT软件模拟低雷诺数下的双圆柱绕流中表面压力系数的分布和升力系数、阻力系数的变化规律。通过数值模拟分析表明:双圆柱表面随着L/D的增大两圆柱柱后涡街将由耦合涡街逐步转化为单圆柱绕流时的卡门涡街,两柱对绕流的影响减弱;随着L/D的增加,两柱之间的相互作用减小,升力系数和阻力系数都逐渐降低。通过对不同L/D工况下的对比分析,为圆墩抑制双圆柱绕流的设计提供一定意义的参考。
作者 胡锦鹏 罗森
出处 《科学技术创新》 2019年第2期46-47,共2页 Scientific and Technological Innovation
基金 重庆科技学院研究生科技创新计划项目(YKJCX1720603) 2018年大学生科技创新训练计划项目(2018109)
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