| 1. | Flame holders keep a flame going constantly .
火焰稳定器维持火焰不断燃烧。 |
| 2. | Baffle flame holder
挡板式火焰稳定器 |
| 3. | Mixing characteristics of gaseous fuel in vapor flame holder and discharge coefficient of evaporating pipe
蒸发式稳定器气态燃料掺混特性和蒸发管的流量系数 |
| 4. | Experiments on the lean blowout limit of cavity flame holder with liquid kerosene fuel on room temperature were conducted with various cavities and injection schemes
对基于常温液体煤油燃料的凹腔火焰稳定器的贫油稳焰范围进行了试验研究,比较了不同凹腔结构尺寸和不同喷注方式。 |
| 5. | Under the two - dimensional body - fitted coordinate , large - eddy simulation ( les ) of turbulent chemically reacting flows in the model afterburner with the v - gutter flame holder was carried out by using parallel computing
本文在二维贴体坐标系下,对一带v型稳定器的模型加力燃烧室燃烧流场采用大涡模型进行了并行数值模拟。 |
| 6. | The combustion and flow process of cavity flame holder with liquid kerosene fuel on room temperature were investigated experimentally , with different fuel equivalence ratio and injection schemes
在燃烧状态下,对基于常温液体煤油燃料的凹腔火焰稳定器的燃烧与流动特征进行了试验研究,并比较了不同当量比和不同燃料喷注方式。 |
| 7. | Adding injection on bottom or fore wall of cavity , based on chief injections on upstream , provides worse lean flameholding performance . experiments on the drag of cavity flame holder were conducted by force measurement system
利用直连式试验台推力测量系统,对凹腔火焰稳定器的阻力特性进行了试验研究,主要对不同喷注方式、不同当量比时的热试阻力特性进行了对比和分析。 |
| 8. | These measures are as follows : shorten the primary wind intervals to improve thermal load of the burner ; reduce the size of hypothetical circle of contact to prevent the flame from splashing ; use nozzles with larger height / width ratio to increase the effusive rigidity , so as to increase the jet flow depth of secondary wind into the main jet flow ; use a higher primary wind velocity to increase its jet flow rigidity ; use a special flame holder structure of the primary nozzle , so as to improve
这些技术措施主要有:缩小一次风间距以提高燃烧器区域热负荷;缩小假想切圆防止火焰刷墙;采用高宽比较大的二次风喷口以增加射流刚性,提高二次风射流进入主射流的深度;采用较高的一次风速来提高一次风射流刚性;一次风喷口采用特殊稳燃结构;提高下二次风的托粉能力。 |
