1) air jet
引射风流
1.
According to the theories of effective pressure and air jetting,a theoritic formula for effective pressure of air flow ejected from air curtain by single fan or paralled fans was derived.
依据有效压力理论和射流理论 ,导出单机和多机并联空气幕引射风流的有效压力理论公式。
2) obstructive or inductive airflow
隔断或引射风流
3) ejection
引射
4) entrainment
引射
1.
Modeling study is performed to reveal the special features of the entrainment of ambient air into turbulent air jets.
本文采用数值模拟方法,研究了湍流空气射流对环境空气的引射特性,包括等温射流和非等温射流情形。
5) ejecting
引射
1.
Effects of configuration and secondary combustion on RBCC thrust in ejecting mode;
构型及二次燃烧对RBCC引射模态推力性能的影响
2.
Both advantages of rocket engine and air-breathing engine are integrated into one kind of propulsion system,called Rocket-Based-Combined-Cycle (RBCC),which has multiple operating woke modes,including ejecting,subsonic combustion,supersonic combustion and rocket mode,with each mode operating at varying flying stage.
火箭基组合动力循环(RBCC,Rocket Based Combined Cycle)将传统的火箭发动机和吸气式发动机的优点集中组合到一个具有多种工作模态(包括引射、亚燃、超燃及火箭模态)的发动机里,在不同的飞行阶段启用不同的工作模态,因此具有大幅提高航天推进系统经济性与高效性的潜在优势,并可能发展成为下一代单级可重复使用航天器以及高超声速导弹武器的动力系统。
6) ejector
引射
1.
The Chen-Kim modified k-ε model of turbulence and the co-located grid, SIMPLEC are used to the numerical analysis of the mixing flow of the lobed ejector with a double-wall diffuser by using of the great viscosity for the lobe.
对波瓣及双层壁,采用大粘性的方法解决流固耦合,计算结果表明:在双层壁间有外界冷气流被引射进入,形成了壁面的冷却气流,相对单层壁扩压器,双层壁扩压器的壁面温度明显降低;自波瓣出口截面沿流向产生的环流速度场,强化了主次流的掺混,速度分布渐趋均匀。
2.
In order to avoid the divergence as the non orthogonality of the lobe, the Chen Kim modified k ε model of turbulence and the co located grid, SIMPLEC, are used in the numerical analysis of the mixing flow of the lobed ejector with a double wall diffuser by using the great viscosity for the lobe.
计算结果表明 :在双层壁间有外界冷气流被引射进入 ,形成了壁面的冷却气流 ;自波瓣出口截面沿流向产生的环流速度场 ,强化了主次流的掺混 ,速度分布渐趋均匀。
参考词条
补充资料:雨散风流
1.比喻离散。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。