The results shows that the lip length of flame holding is due important to the turbulent flow mixing at burner outlet and the burning of coal meal.
结果表明，一定长度的拢焰罩有利于加强燃烧器出口附近的湍流混合和煤粉燃烧。
Design should recognize that burner flame length shortens and intensity of radiation increases as pressure increases.
设计时必须认识到当压力增加时火焰的长度缩短而辐射强度增加。
It has shown that adopting revolving air flow and adjusting the flame length by changing the strength of revolving for low pressure oil burners is feasible.
结果表明：采用旋转气流及用改变旋流强度的方法来调节低压油烧嘴的火焰长度是切实可行的。
In this paper the flame spreading rate (Vf), pyrolysis length (lp) and flame structure of PMMA fuel rod in an opposed air flow and quiescent environment were investigated.
本文测量了不同直径的PMMA燃料棒在逆风和静止环境中的火焰传播速度、裂解长度和火焰形状。
Then the influence on flame structure of supersonic combustion of ratio of length and deep of cavity, obliquity of back edge of cavity and different schemes of fuel injection were studied.
用这种方法研究了不同凹腔长深比、凹腔后缘倾角和不同燃料喷注方案对超声速燃烧火焰结构的影响。
The igniter with multiple slit burner is characterized by its higher combustion efficiency, better adjustment of flame length, more rational temperature distribution in the furnace hearth.
多缝式烧嘴点火器具有燃烧效率高、火焰长度易调、炉膛温度分布合理等优点。
The invention adopting the technical scheme has the advantages of high mixing efficiency between air and gas, short flame length during the combustion and large section surface of flame.
由于采用了上述技术方案，本发明具有使空气和煤气混合效率高，燃烧时火焰长度短、火焰截面积大的优点。
The problem of reasonable coordination of heat supply distribution along furnace length and furnace output of a continuous flame furnace with multiple-point heat supply has been investigated.
以一座多点供热连续式火焰加热炉的模型为对象，以节约烯料为目标，研究供热量在炉长方向上的分配与产量之间的配合问题。
The flame length and fire intensity of 8 forest types were also increased with the acceleration of the average flame speed.
八类林型的火线强度、火焰长度均随着火焰平均风速增加而增大。
When the pipeline length and diameter ratio was certain, the flame travel speed of gas explosion and ignition energy would be in a quadratic function relationship.
在管道长径比一定时，瓦斯爆炸火焰传播速度与点火能量呈二次函数关系。
When the pipeline length and diameter ratio was certain, the flame travel speed of gas explosion and ignition energy would be in a quadratic function relationship.
在管道长径比一定时，瓦斯爆炸火焰传播速度与点火能量呈二次函数关系。
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