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受限射流的数值模拟
Authors
赵烈
Publication date
1 January 1987
Publisher
Abstract
对柱形燃烧室内的轴对称等温射流流场进行了数值模拟。回流是这类流场的普遍特征。它对于燃烧室火焰的稳定起着重要作用。本文研究了影响回流特征的多种因素。以压力-速度为主要变量,采用K-ε二方程湍流模型进行计算。计算方法的特征之一是膨胀流动的阶梯形边界表示法。结果包括回流区特征及预示的平均流线分布图。计算结果与实验资料相当吻合。这说明了此方法可用于燃烧室性能的分析
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018