位势流

  • 网络potential flow
位势流位势流
  1. 绕侧滑锥体、三维机翼与机身的超音速非线性全位势流计算

    Nonlinear supersonic potential flow over sideslip conical bodies delta wings and fuselages

  2. 关于平面定常位势流中的声速线

    Sonic line in a steady plane potential flow

  3. 位势流方程同类激波与单波的相互作用一维KdV-Burgers方程解如果具有单波形式,则在适当变换下,本文给出了一族解析解,并判定这族解是激波型的。

    When the form of the solution of one-dimensional KdV-Burgers equation is " simple wave ", a family of analytical solutions of this equation is obtained through a suitable transformation . And it is believed that this belongs to the type of " shookwave " .

  4. 解理想位势流的一种体内奇点分布法

    A Singularity Distribution Method to Treat the Irrotational Flow

  5. 三维翼跨音速守恒型全位势流高效差分算法的应用

    Applications of an efficient algorithm to transonic conservative full-potential flow past 3-D wings

  6. 声激励下绕二维薄翼非定常位势流的理论分析

    Theoretical Analysis of Unsteady Potential Flows Around Two-Dimensional Thin Airfoil Induced by Acoustic Excitations

  7. 绕近地面二维平板非定常不可压缩位势流的精确解

    Exact Solutions of Incompressible Potential Flows Induced by a Horizontal Flat Plate Near a Plane Wall

  8. 旋成体轴对称跨声速全位势流的高效差分算法

    An efficient finite difference scheme for computation of axisymmetric , transonic full-potential flows over bodies of revolution

  9. 本文对跨音速守恒型全位势流,用Holst的高效有限差分算法,研制出分析三维翼跨音速流的实用程序。

    A computer program for analysis of 3-D transonic flow past wings has been developed according to Hoist 's highly efficient algorithm of finite difference method .

  10. 本文使用了两种类型等参元,通过变分法,计算了三维机翼亚临界定常位势流中的压力分布,计算结果与试验结果符合较好。

    In this paper , two types of isoparametric finite element are used to predict surface pressure distribution on the three dimensional wing which are placed in the subcritical steady flow by the variational FEM .

  11. 在自相似坐标系下,非线性波动方程组和位势流方程组可以转化为双曲椭圆混合型非线性偏微分方程。方程在超音速区域里是双曲型的,而在亚音速区域里是椭圆型的。

    In self-similar coordinates , both nonlinear wave system and potential flow equations can be trans-formed into second order nonlinear partial differential equations . These equations are hyperbolic in supersonic region , while elliptic in subsonic region .

  12. 对于10°、20°锥柱体,用跨肯速小扰动位势流的混合有限差分格式,用跨音速完全位势流的旋转差分格式与简易差分格式,做了数值计算。

    In this paper , numerical computed results are presented for 10 °, 20 ° cone-cylinder , using a mixed finite difference scheme for the transonic small disturbance potential equation , and using a rotational difference scheme as well as a simple difference scheme for the full potential equation .

  13. 跨音速非等熵全位势方法及粘流/无粘流相互作用计算

    Nonisentropic Transonic Potential Method and Viscous / Inviscid Interaction Calculations