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返回舱三维高超声速绕流及近尾迹流场数值模拟

周伟江, 汪翼云

周伟江, 汪翼云. 返回舱三维高超声速绕流及近尾迹流场数值模拟[J]. 力学学报, 1994, 26(5): 513-520. DOI: 10.6052/0459-1879-1994-5-1995-576
引用本文: 周伟江, 汪翼云. 返回舱三维高超声速绕流及近尾迹流场数值模拟[J]. 力学学报, 1994, 26(5): 513-520. DOI: 10.6052/0459-1879-1994-5-1995-576
NUMERICAL SIMULATION OF 3-D HYPEKSONIC FLOW AND NEAR WAKE AROUND BE-ENTBY VEHICLE[J]. Chinese Journal of Theoretical and Applied Mechanics, 1994, 26(5): 513-520. DOI: 10.6052/0459-1879-1994-5-1995-576
Citation: NUMERICAL SIMULATION OF 3-D HYPEKSONIC FLOW AND NEAR WAKE AROUND BE-ENTBY VEHICLE[J]. Chinese Journal of Theoretical and Applied Mechanics, 1994, 26(5): 513-520. DOI: 10.6052/0459-1879-1994-5-1995-576
周伟江, 汪翼云. 返回舱三维高超声速绕流及近尾迹流场数值模拟[J]. 力学学报, 1994, 26(5): 513-520. CSTR: 32045.14.0459-1879-1994-5-1995-576
引用本文: 周伟江, 汪翼云. 返回舱三维高超声速绕流及近尾迹流场数值模拟[J]. 力学学报, 1994, 26(5): 513-520. CSTR: 32045.14.0459-1879-1994-5-1995-576
NUMERICAL SIMULATION OF 3-D HYPEKSONIC FLOW AND NEAR WAKE AROUND BE-ENTBY VEHICLE[J]. Chinese Journal of Theoretical and Applied Mechanics, 1994, 26(5): 513-520. CSTR: 32045.14.0459-1879-1994-5-1995-576
Citation: NUMERICAL SIMULATION OF 3-D HYPEKSONIC FLOW AND NEAR WAKE AROUND BE-ENTBY VEHICLE[J]. Chinese Journal of Theoretical and Applied Mechanics, 1994, 26(5): 513-520. CSTR: 32045.14.0459-1879-1994-5-1995-576

返回舱三维高超声速绕流及近尾迹流场数值模拟

NUMERICAL SIMULATION OF 3-D HYPEKSONIC FLOW AND NEAR WAKE AROUND BE-ENTBY VEHICLE

  • 摘要: 为使返回舱安全、稳定、可靠地飞行,准确地计算其周围的复杂绕流流场,对飞船的初步设计是十分必要的。用Harten-Yee的二阶迎风TVD有限差分格式求解薄层N-S方程,模拟了返回舱三维高超声速流场,M_∞=7.35,Re_∞=7.5×10 ̄5,α=10°、20°。给出了详细的绕流结构,不同攻角、不同子午面上的物面压力分布与Moseley和wells的实验数据进行了比较,符合较好。通过分析表明,在一定的攻角下,倒锥体上低压区压力的计算精度,对力矩系数及压心位置仍有明显的影响。
    Abstract: The knowledge of complex three-dimehsional hypersonic visous flow over re-entry bodies is of great importance in the preliminary design of atmospheric re-entry vehicles.The thin-layer Navier-Stokes equations are solved with Harte-Yee's second-order TVD fiuitedifference scheme for three-dimensional hypersonic flowfields over a re-entry vehicle, whereM_∞ =7.35,Re_∞=7.5×10 ̄5,α=10°,20°。The detailed flowfield structures are given.The pressure distributions along body surface at various angles of attack are compa...
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出版历程
  • 刊出日期:  1994-09-24

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