The effect of inlet size, inlet Angle, dome height, primary nozzle expansion ratio and nozzle Numbers on combustion efficiency were taken into account.
考虑了进气道尺寸、进气夹角、头部距离、一次喷嘴扩张比和喷嘴数目等结构因素对补燃室掺混与燃烧性能的影响。
The collision momentum of condensed particles has little relation with the injection nozzle configuration under the same primary nozzle equivalent diameter.
在相同的一次喷嘴当量直径条件下，凝相颗粒的碰撞动量与喷嘴结构之间的关系不大。
During the ground test of solid rocket motors, after the reversal nozzles are opened, the shock wave enters the primary nozzle. This phenomenon makes tested data processing difficult.
带反喷管固体火箭发动机地面实验时，在其反向喷管打开后，激波进入主喷管情况下，会给数据处理带来困难。
The numerical simulation of the injector of atmospheric gas burner is carried out using software FLUENT, and the relationship between nozzle position and primary air coefficient is obtained.
采用FLUENT软件对大气式燃气燃烧器的引射器进行数值模拟，得出喷嘴位置与一次空气系数的关系。
The influence of primary flow and secondary nozzle geometry on ejector effect and thrust was investigated, and the approach to increase thrust of rocket ejector was found gradually.
研究了一次流参数和二次喷管结构对引射效能和发动机推力的影响，找到了逐步提高推力的措施。
The performance of steamjet ejector was investigated by changing the secondary to the primary throat area ratio and the position of the steam nozzle.
计算并分析了第二喉管与工作蒸汽喷嘴喉管面积比、喷嘴出口截面与混合段入口截面间的距离等几何参数对喷射器操作性能的影响。
The primary air velocity is the highest at the nozzle ring, and this is an important factor to affect the discharge of pyrites.
喷嘴环处的风速最高且是影响石子煤排放的一个重要因素；
Selection of the primary and secondary airflow rate, the guide Angle of the blade, the primary air ratio as well as the material for manufacture of the burner nozzle are given.
然后介绍了一、二次风速，旋流叶片的导角，一次空气比例系数等参数的选择及制造烧嘴的材料。
The performance of steam-jet vacuum pump was investigated by changing the ratio of secondary to primary throat area, relative position of the steam nozzle and the taper of the mixing section.
计算并分析了第二喉管与工作蒸汽喷嘴喉管面积比、喷嘴出口截面与混合段入口截面间的距离等几何参数对喷射器操作性能的影响。
The performance of steam-jet vacuum pump was investigated by changing the ratio of secondary to primary throat area, relative position of the steam nozzle and the taper of the mixing section.
计算并分析了第二喉管与工作蒸汽喷嘴喉管面积比、喷嘴出口截面与混合段入口截面间的距离等几何参数对喷射器操作性能的影响。
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