throat length

Nozzle flow field of SRM was numerically simulated with Fluent software. The effects of nozzle convergent half angle, radius of curvature on upstream of throat section and length of throat cylinder on flow field are investigated.

用Fluent计算流体力学软件对固体火箭发动机喷管流场进行了数值计算，研究了喷管收敛半角、喷管喉部上游圆弧曲率半径和喉部圆柱段长度对喷管流场的影响。

The proposed simulation model was recognized as a good reflection of port traffic. Secondly, port driveway throat length was investigated using the proposed simulation tool.

最终得到能够很好反应港区交通状况的仿真模型。其次，对港区道路出入口喉深长度进行仿真研究。

From the basic characteristics equation of jet pump and geometry analysis can be seen, flow ratio, area ratio, distance between power flow inlet and entrance to mixing throat and length of mixing throat are the main factors of jet pump efficiency.

从射流泵的基本特性方程以及几何尺寸分析可以看出，流量比、面积比、喉嘴距和喉管长度等是影响射流泵效率的主要因素。

Throat Length Optimization of Jet Pump Based on Large Eddy Simulation

基于大涡模拟数值仿真的喷射泵喉管长度优化

Results show that when the ( inlet) pressure and the slot position keep unchanged, the suction amount of Venturi Injector increases with the ( decrease) of throat diameter and length, and the increase of slot diameter;

研究结果表明：在进口压力和凹槽位置一定的情况下，减小喉管直径和收缩段长度以及增加凹槽直径均能使文丘里施肥器的吸肥量增加；

An approach that can obtain appropriate driveway throat length is reach using the simulation method. Thirdly, road intersection spacing was investigated.

并通过分析实验结果得到一种确定港区道路喉深长度的方法。再次，对港区道路交叉口间距进行仿真研究。

Design for Throat Length of Mix-Compression Supersonic Inlet with Numerical Analysis

混压式超声速进气道喉道长度的设计与数值研究