| 1. | ( 2 ) the effect of each component in the mixture on its combustion performance was studied systematically ( 2 )系统研究了新型耐水点火药各个组分对药剂燃烧性能的影响。 |
| 2. | The calculated results also show that , for hns - i explosive , combustion performance changes significantly with loading densities 通过hmx 、 rdx计算结果与实验结果的比较分析,表明实际燃烧反应接近平衡。 |
| 3. | The results show that the change of the components in the coal - bed gas will influence the combustion performance of the prototype engine 模拟仿真的结果表明:煤层气中甲烷浓度的增加有利于提高发动机的整机性能。煤层气的组分变化对发动机的燃烧性能有较大影响。 |
| 4. | In low mixing ratio of lpg , the combustion performance of mixing fuel engine is more superior ; in high mixing ratio of lpg , it is the Lpg混入量较少时,混合燃料发动机总得来说性能较优越, lpg混入量较多时,在小负荷混合燃料发动机的燃烧性能较好,而在大负荷预混进气双燃料发动机的燃烧性能较好。 |
| 5. | Heat efficiency of power station boiler is an important research subject in which carbon loss is an important parameter to reflect combustion performance of boiler , however , there is no favorable means to estimate it definitely 电站锅炉热效率的研究是一个重要的课题。其中,机械未完全燃烧热损失是反映锅炉燃烧工况好坏的一个重要指标,目前却缺乏非常有利的工具和手段来明确判断。 |
| 6. | An experimental study is carried out on the effect of following factors on the combustion performance of a vehicle fuel heater : geometric parameters ( the number , diameter , distribution and direction of combustion chamber intake holes ) and intake and exhaust pressures 摘要对车用燃油加热器燃烧室进气孔径(流通面积) 、孔的分布、孔的方向等几何参数和进排气压力对加热器燃烧性能的影响进行了试验研究。 |
| 7. | Abstract : through comparative tests between the black powder and a mixed powder in the hygroscopicity , combustion performance and output characteristics , their differences in the ignition performance were analysed and the viewpoints were presented on the range of the two kinds of powders 文摘:通过对黑火药、混合型点火药在吸湿性、燃烧性能及输出特性等3方面的对比试验,分析两种药剂作为点火药使用时点火性能方面的差异,并对其使用范围提出了看法。 |
| 8. | Focusing on the performance evaluating and the design of tripropellant injector , adopting the cold test rig with background pressure supply , malvem particle analyzer , ccd photography system , tripropellant hot test - bed , numerical simulation software and auxiliary theoretical a nalysis , the d ischarge c haracteristic a s w ell a s a tomization p erformance o f the injector and the combustion performance as well as the mode - transition characteristic of thrust chamber are studied detailedly based on the 3 different structures of coaxial tripropellant injector , large numbers of important conclusions are gained 本文围绕三组元喷嘴的性能评定及设计方法。采用反压冷试台、马尔文测粒仪、 ccd高速摄影系统、三组元发动机热态试验台、数值仿真程序及辅助理论分析等多种技术手段和研究方法,对三种结构的同轴式三组元喷嘴深入进行了喷嘴流量特性和雾化特性、推力室燃烧性能和转工况性能研究,得到了大量重要结果。 |
| 9. | Through malfunction of the tests of 810 research institute , the combustion performance of the hybrid motor and model about regression rate have been studied in the dissertation . the main aspects are as follows : the performance of the hno3 + n2o4 - htpb hybrid rocket motor were all discussed 本文结合航天科技集团公司810研究所正在研制的ak - 20l / htpb + al组合固液火箭发动机,开展了固液火箭发动机混合燃烧特性的数值模拟工作,在此基础上给出固体燃料退移速率预示模型及预示结果。 |
| 10. | In this paper combustion performances of the single - head annular combustor with different swirler cups are investigated by experiment and numerical simulation . under different fuel - air ratios , profiles of exit temperature 、 combustion efficiency 、 lean blowout limit and pollutant emission are measured 在相同的双级旋流器情况下,试验分析不同油气比对单头部环形燃烧室的出口温度分布、燃烧效率、贫油熄火油气比以及污染物( co _ 2 、 co和nox )排放等燃烧性能的影响规律。 |