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数值模拟二元喷管的三维可压粘性流场
Authors
尤迎玖
沈慧俐
赵桂萍
Publication date
1 January 1997
Publisher
Abstract
发展了一种用扫描有限元素法求解二元喷管内部湍流流场的数值模拟方法,并提出了N-S方程中二阶导数项新的离散方法,推导了更完善、更简洁的扫描有限元方程的表达式。用发展的方法对二维平面收扩喷管、两个大宽高比的二元喷管(宽高比分别为7和4)及其圆转方转接段的三维粘流场等算例的计算结果表明,该方法具有较宽广的适用范围,有较高的应用和研究价值
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018