Experimental investigation of infrared suppressing characteristics of rectangular nozzles with large aspect ratio;
尾向可见明火大宽高比混合排气喷管红外抑制特性试验
Research of the influence of aspect ratio on infrared suppressing characteristics of rectangular nozzles;
宽高比对尾向可见明火矩形喷管红外抑制特性影响研究
The supersonic exhaust jet infrared suppression is one of the most important components of the supersonic aircraft performance.
超音速发动机尾喷流的红外抑制是超音速飞行器隐身性能的重要组成部分。
Presents a forming technique of a full-sized two-dimensional nozzle with infrared suppression and analyzes the forming technique of a test sample.
研究全尺寸红外抑制二元喷管的成形技术，并对试验件的成形工艺作了分析。
A series of mode experiments for the infrared signature suppression (IRSS) device used in the helicopter gas turbine exhaust system were carried out to investigate the effects of ambient air pumping-mixing and heat shelter-insulation on decreasing the target infrared signature and quest for the infrared signature similarity between two scaled models with different scale factors.
对直升机排气系统红外抑制器进行了一系列的模型试验研究,旨在分析引射混合和遮挡隔热对降低目标红外辐射特征的作用机制和抑制效果,并对缩比模型的红外辐射相似关系进行探讨。
On the basis of analysing the structural characteristics of the naval gas turbine exhaust system with infrared signature suppression device,the temperature-field distribution of this equipment is studied with numerical calculations and testing measures.
本文在分析船用燃气轮机排气系统红外抑制装置结构特点的基础上，从数值计算和实验测量两个方面分析了该装置温度场的分布特征。
Experimental research on infrared suppressor integrating the exhaust system with the tail part of a helicopter;
排气系统与尾机身一体化红外抑制器实验分析
Based on Fluent soft,Some numerical simulations were carried out for the fluid fields which established from the schemes of the installation of the lobed nozzle infrared suppressor installed on helicopter.
基于Fluent软件,针对波瓣喷管红外抑制器的不同装机方案,进行了其内部和动力舱全流场的数值模拟。
Aiming at the infrared suppressor for a type of turboshaft engine which exhausts in front,a new idea of suppressor structure combining lobed nozzle with film cooling mixing duct is brought forward,with the purpose of decreasing infrared radiation of the mixing duct wall.
针对某型后向进气、前向排气的涡轴发动机用红外抑制器,提出了波瓣喷管和气膜冷却混合管组合的红外抑制概念,旨在进一步降低混合管壁面红外辐射强度。