Axial mean velocities for air and particles with the actual position reduce faster and particles penetrate some central recirculation zone (CRZ) beginning from x/d=1.5 cross section.
实际扩口位置的燃烧器在中心线处的气固两相轴向速度衰减速度快;从x/d=1.5的截面开始,出现了颗粒穿越了部分回流区。
参考来源 - 一次风扩口对中心给粉燃烧器气固流动影响的试验研究·2,447,543篇论文数据,部分数据来源于NoteExpress
A wake flow with relatively lower pressure and recirculation zone exists on the lee side of the injector.
在喷口后的背风区,存在具有低压和回流区的尾迹。
The results showed that there was the recirculation zone in the furnace due to the interaction of the jets.
计算结果表明,由于射流之间的相互作用,在炉膛后面存在回流区。
The effect of roughness on particle motion in the recirculation zone is weaker than that in the fully developed flow region.
壁面粗糙度对流场中不同位置处颗粒运动影响的强弱不同,其中逆流区处较弱,下游处较强。
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