The obtained results showed that, after impingement the diffusion angle of fueldroplet changed much bigger than that of before impingement, and the same to the penetration, but the droplet size and distribution remained unchanged.

• 结果表明，燃油经撞击后可显著地增大油束扩散角、不同程度地影响了燃油束的贯穿度，但对燃油束撞击前后滴径变化的影响不大。