| 双特征理论及其在空间轴对称不定常流动数值解法中的应用 |
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| 引用本文： | 陈景秋.双特征理论及其在空间轴对称不定常流动数值解法中的应用[J].重庆大学学报(自然科学版),1988,11(6). |
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| 作者姓名： | 陈景秋 |
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| 作者单位： | 重庆大学工程力学系 |
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| 摘 要： | 本文在四维时空中描述了无粘可压缩不定常流的双特征理论,提出了一种不定常激波的追踪方法。作为双特征方法的应用,本文给出了一个空间轴对称不定常流的成功的数值解例──激波在曲面界面上的反射后聚焦问题。
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| 关 键 词： | 双特征 三维不定常流 空间轴对称 激波 反射 聚焦 |
BICHARACTERISTICAL THEORY AND ITS APPLICATION FOR UNSTEADY COMPRESSIBLE AND INVISCID FLOW WITH SYMMETRIC AXIS |
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| Chen Jingqiu.BICHARACTERISTICAL THEORY AND ITS APPLICATION FOR UNSTEADY COMPRESSIBLE AND INVISCID FLOW WITH SYMMETRIC AXIS[J].Journal of Chongqing University(Natural Science Edition),1988,11(6). |
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| Authors: | Chen Jingqiu |
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| Institution: | Chen Jingqiu |
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| Abstract: | The Bicharacteristics-Method for unsteady, compressible and inviscid flow has been developed in four . dimensional time-space. A new shock-tracing has been presented. A successful numerical solution for reflexion and focusing of a shock has been made. |
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| Keywords: | Bicharacteristics three dimentional unsteady flow axial symmetry shock reflexion focusing |
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