• 大型密闭容器可燃气体爆燃火焰速度存在着一个加速过程压力不是均匀分布的。

    The flame velocity of flammable gas deflagration in a large closed vessel has an accelerating process, and the pressure distribution is not homogeneous.

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  • 研究结果表明壁面粗糙度瓦斯爆炸过程影响很大,相比光滑管道,粗糙管的火焰速度大幅度提高

    The research result shows that the wall roughness has great effects on flame transmission in gas explosion.

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  • 颗“鸟号”探测器壮观火焰尾迹速度到达地面结束段2003年开始以近地小行星“系川”为目标旅程

    The Hayabusa probe blazed a spectacular trail as it came in to hit the ground at a blistering speed, ending a journey to the near-Earth asteroid Itokawa that began in 2003.

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  • 实验基础上研究外加电磁场瓦斯爆炸过程火焰传播速度超压影响

    On the basis of experiment, the influence of impressed electromagnetic field on fire transmission speed and overpressure in gas explosion was investigated.

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  • 爆燃主要特征之一火焰速度大大低于音速的降低旅行

    One of the primary attributes of deflagration is that the flame travels at a speed significantly lower than the speed of sound.

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  • 得出二甲醚火焰传播速度空气系数关系曲线并且一次空气系数为0

    The curve of relationship between flame speeds and the primary air ratio is got, and when primary air ratio is about 0.

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  • 实验基础上研究外加电磁场瓦斯爆炸过程火焰传播速度超压影响

    On the basis of experiments, the influence of impressed electromagnetic field on flame propagation speed and overpressure in gas explosion was investigated.

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  • 优化设计燃烧室,加快燃烧过程火焰传播速度,有效防止爆燃产生,使活塞传热更加均匀,排放更低。

    The optimized combustion chamber accelerates the transferring speed of the flame, prevent the deflagrating, even the heat transfer on the piston and lower the amount of the exhausting.

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  • 依据实验值得到了管内火焰传播速度的经验公式

    Empirical formula about flame propagation speed in tube is obtained.

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  • 火焰稳定速度均匀静止云雾传播,则压力自相似的。

    If the flame is propagating at steady speed in static and homogeneous clouds, flow field just behind the pressure waves is self-similar.

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  • 不同传热机制最终影响火焰蔓延速度的大小。

    The heat transfer principium will influence the flame spreading velocity at last.

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  • 讨论了弱点火下点火瓦斯火焰传播速度影响

    The effects of igniting energy for the methane flame propagating velocity with the weak igniting are discussed in the text.

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  • 进气冲程缸内形成流场状态直接影响发动机燃烧过程火焰传播速度、燃烧的稳定性以及燃烧是否彻底,进而也影响着发动机的功率。

    The flow character in the intake process would affect the spreading velocity of the flame, the stability of the combustion and its combustion efficiency.

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  • 木条宽度越大,火焰传播速度越慢。

    The speed of flame spreading decreases as width of the wood strips increases.

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  • 计算的分形维数是衡量湍流火焰传播速度以及爆炸强度有效参数。

    It can reflect the flame propagation speed and evaluate the explosion intension.

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  • 在所考察的实验条件下粉尘浓度对于玉米粉尘火焰传播速度影响不大。

    For the present experimental conditions, it is found that the flame propagation velocity is a weak function of dust concentration in cornstarch dust clouds.

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  • 结果表明:由于微细型腔外表面散热损失增大,火焰传播速度减小可燃浓度范围明显缩小。

    The experimental results showed that the hydrogen concentration for the flammability limits decrease with the velocity of gas flow in the annular microchamber.

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  • 基于差分火焰识别方法是根据运动目标速度进行相邻或者帧差分以得到运动信息

    The method of flame recognition based on image difference detects the moving information by differencing two sequential frames or every two frames according to the speed of object.

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  • 通过该系统测量爆震火焰传播速度的轴向分布,确定爆燃爆震的转捩距离

    This system was used to measure the flame propagation velocities along the tube, and furthermore to determine the DDT distance.

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  • 通过对马克斯坦长度和马克斯坦测量研究火焰拉伸燃烧速度影响

    To express the effects of flame stretch upon burning velocity, Markstain numbers has been obtained from the measurement of flame speed.

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  • 自然抗性2替代原有的寻路位置(加快速度那个)需要10点野兽掌握系天赋增加宠物冰霜自然火焰抗性10/20。

    Natural Resistance replaces old pathfinding (the imp. cheetah thing) 2 points requires 10 points in Beast Master "Your pets Frost, Nature and Fire resistances are increased by 10" (up to 20?

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  • 废气稀释情况下燃烧时间延长,在初始燃烧压力火焰传播速度下降明显。

    At the exhaust gas dilution condition, the burning duration is extended and the flame speed drops faster at high initial pressure than at low one.

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  • 因此保持氢气火焰燃烧喷嘴连接一个发生器速度必须降低

    Therefore, to sustain a flame at a nozzle attached to a hydrogen generator the burning velocity of the hydrogen gas must be reduced.

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  • 另外,各种条件最大湍流火焰传播速度差别不大说明室内气体火灾受湍流影响较小

    In addition, the Max turbulent flame speed is similar in these cases, which means turbulent influence on the indoor fire caused by gas leakage is less.

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  • 本文测量不同直径PMMA燃料逆风静止环境中的火焰传播速度裂解长度火焰形状。

    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.

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  • 结果表明障碍物存在极大提高瓦斯火焰传播速度最大爆炸压力压力上升速率

    The results showed that the existence of the obstacles would highly increase the gas flame transmission velocity, the max explosion pressure and the pressure rising rate.

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  • 对于三区模型加上相关衍生了一描述压力温度层流燃烧速度火焰层厚度影响

    For the three-zone model, a set of coupled correlations has been derived to describe the effect of pressure and temperature on the laminar burning velocity and the laminar flame thickness.

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  • 具有火焰不直接冲刷加热工件、升温速度、加热温度均匀节约燃料结构新颖等特点

    It possesses the characteristics of fast speed heating up, homogeneous heating, fuel conservation and novel structure.

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  • 具有火焰不直接冲刷加热工件、升温速度、加热温度均匀节约燃料结构新颖等特点

    It possesses the characteristics of fast speed heating up, homogeneous heating, fuel conservation and novel structure.

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