annular jet

experimental study of cavitation performance of annular jet pump

环形射流泵空化特性的试验研究

establishes an experiment platform for suction-airflow affected by annular jet and designs a ventilation inlet with blades engendering rotating jet.

建立了环形射流作用下的吸气流动实验台，设计了带有产生旋转射流叶片的风口。

w type liner that can form annular jet is adopted as the forward charge and the wide angle shaped charge is adopted as the follow through one.

设计了一种第一级能够形成环形射流的W型聚能装药，第二级采用大锥角聚能装药的串联战斗部，并且通过试验研究了该种战斗部对靶板的毁伤效果。

study on numerical simulation of the annular jet formation and penetration

环形射流形成及侵彻的数值方法研究

a thorough research on the crucial velocity of sucking airflow affected by annular jet is conducted.

对环形射流作用下吸气流动的临界射流速度进行了全面研究。

an experimental study and numerical simulation on annular jet formation and penetration

W型聚能装药射流形成及侵彻的实验和数值仿真研究

Hence, jet tip velocity produced by direct annular initiation is higher than that of plane initiation, and plane initiation higher than point initiation. It is also concluded that the jet tip velocity of plane and annular initiation increases as the initiation radius increases.

环形起爆形成的射流头部速度高于面起爆的，面起爆高于点起爆的，并且随着起爆直径的增大，面起爆与环形起爆所形成的射流头部速度逐渐增大。

research of suction-airflow affected by annular jet

环形射流作用下吸气流动的研究

the relationship of the model parameter with dimensionless similarity number ct and the momentum ratio of annular jet flow to concentric jet flow gr is also given in the experiment conditions.

给出了实验范围内模型参数与无量纲相似准数Ct和喷嘴环隙与中心射流动量比G r之间的关系。