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PM MA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。
The effects of temperature and equivalence ratio of supersonic premixed combustible flow on the structure of supersonic combustion flow field, ignition and flame propagation were studied.
研究了超声速预混可燃气流的温度以及当量比对超声速燃烧流场结构、点火与火焰传播特性的影响。
Considering the characteristic of thermite and the concrete structure of the welding rod, the design scheme of special-purpose flame igniter is adopted, and the igniter is designed in detail.
针对焊接药剂的特点，并结合焊条的具体结构，采用专用火焰点火器点燃焊条的设计方案，并对点火器进行了详细设计。
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