such requirements can be achieved by fighter flying at high angle of attack or even beyond post stall .
飞行器的高机动、高敏捷往往是通过大攻角飞行甚至过失速机动来实现的。
dynamic aerodynamics characteristic is one of very important parameters of modern maneuverable aircraft to be scaled at high angle of attack and high speed.
高速大迎角动态气动特性是衡量新一代高机动飞行器性能的重要参数之一。
the measurements show that a new flow mechanism has been obtained, i. e. model vibration at high angle of attack may be induced by unsteady vortex spring.
测量结果表明,获得了在大迎角下模型抖动是由前缘涡的非定常跳动引起的这一新的流动机理。
the pitching oscillation motion of the airfoil at high angle of attack is computed. the computation results are reasonable, comparing with experiments.
计算了大攻角翼型作俯仰运动的情形,与实验结果符合较好。
the influence on flow structure and aerodynamic of a slender by sweep wing at high angle of attack was studied.
研究了在大迎角下,后掠翼对细长体绕流结构和气动力特性的影响。
the procedure of the vortex breakdown transition at high angle of attack over a delta wing is investigated numerically by solving the unsteady full navier stokes equation.
时某外形三角翼背风区旋涡破裂的发展、演变过程,并对旋涡区域的截面流态和涡轴上奇点附近的空间流动特征进行了分析。