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突扩管层流流动的数值模拟

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摘要 用有限体积法对轴对称突扩管层流流动进行了的数值模拟研究,预测了回流区的长度,关联出了精确的关于回流长度的计算式,并和已有的实验数据及关联式做了比较,结果吻合较好。模拟结果表明,回流区的长度随着雷诺数和突扩比的增加而增加,在一定范围内和雷诺数呈线性增长关系,当雷诺数小于一定值时回流区长度基本不变。
作者 白彩鹏
出处 《低碳世界》 2015年第3期270-271,共2页 Low Carbon World
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参考文献4

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二级参考文献12

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