图  1   实验模型尺寸及激励器布置示意图

Fig.  1   Schematic diagram of experimental model size and actuator arrangement

图  2   飞翼布局模型安装图

Fig.  2   Flying wing model set-up in wind tunnel

图  3   实验系统简图

Fig.  3   Sketch of experimental setup

图  4   双腔等离子体激励器结构图

Fig.  4   Structure diagram of two-cavity plasma actuator

图  5   盖板及射流孔位置示意图

Fig.  5   Schematic diagram of cover plate and jet hole location

图  6   1.0mm射流孔出口速度

Fig.  6   Exit velocity of 1.0 mm jet hole

图  7   1.5mm射流孔出口速度

Fig.  7   Exit velocity of 1.5 mm jet hole

图  8   等离子体合成射流工作过程

Fig.  8   Stages of the plasma synthetic jet operating cycle

图  9   升力系数C_L曲线

Fig.  9   The chart of lift coefficient C_L

图  10   滚转力矩系数C_l曲线

Fig.  10   The chart of roll moment coefficient C_l

图  11   不同弦向位置的等离子体合成射流对升力系数的作用ΔC_L

Fig.  11   The effect of plasma synthetic jet with different chord positions on lift coefficient ΔC_L

图  12   不同弦向位置的等离子体合成射流对滚转力矩系数的作用ΔC_l

Fig.  12   The effect of plasma synthetic jet with different chord positions on roll moment coefficient ΔC_l

图  13   风速30m/s时升力系数C_L

Fig.  13   The chart of lift coefficient C_L with 30m/s of wind speed

图  14   风速30m/s时滚转力矩系数C_l

Fig.  14   The chart of roll moment coefficient C_l with 30m/s of wind speed

图  15   迎角16°时不带控制的流场

Fig.  15   The flow chart without control at angle of attack 16°

图  16   迎角16°时带控制的流场

Fig.  16   The flow chart with control at angle of attack 16°

图  17   迎角18°时激励器未开启

Fig.  17   The actuators off at angle of attack 18°

图  18   迎角18°时激励器开启

Fig.  18   The actuators on at angle of attack 18°

图  19   迎角20°时激励器未开启

Fig.  19   The actuators off at angle of attack 20°

图  20   迎角20°时激励器开启

Fig.  20   The actuators on at angle of attack 20°