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高亚声速二维位势流动的气动力计算
引用本文:吴寿荣. 高亚声速二维位势流动的气动力计算[J]. 空气动力学学报, 1990, 8(1): 87-93
作者姓名:吴寿荣
作者单位:中国科学技术大学
摘    要:
本文提供了一个精确表达式,通过它可将亚声速位势流动仿射变换成不可压缩流动。同时给出了新的气动力计算公式。在流过Joukovski翼型的气动力计算中,它与用计算机提供的精确数值计算结果相比较,二者很符合。

关 键 词:亚声速流 仿射 变换 流动 气动力

AERODYNAMIC FORCE EVALUATION OF STEADY HIGH-SUBSONIC POTENTIAL FLOW IN TWO-DIMENSIONS
Wu Shourong. AERODYNAMIC FORCE EVALUATION OF STEADY HIGH-SUBSONIC POTENTIAL FLOW IN TWO-DIMENSIONS[J]. Acta Aerodynamica Sinica, 1990, 8(1): 87-93
Authors:Wu Shourong
Affiliation:University of Science and Technology of China
Abstract:
This paper derives an exact expression which changes the potential subsonic flow into the imcompressible flow through an affine transformation. Meanwhile, presents a new formula of the aerodynamic force evaluation. Compared with the exact numerical solution proposed by computer, the agreement between the formula and the numerical solution for flow over a joukovski profile is very good.
Keywords:high-subsonic flow   affine transformations   aerodynamic force.
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