ignition delay

with ultrafine inorganic metal hydroxide powder increases, both the maximum explosion pressure and the average rise speed of maximum pressure first decrease then increase, that is, existing the best ignition delay time and the best concentration of powder.

随着超细无机金属氢氧化物粉体浓度的增加，甲烷最大爆炸压力、最大压力上升速率都先减小后增大，存在抑制瓦斯爆炸的最佳点火延迟时间和最佳粉体浓度。

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In addition, the completed programming has been used to analysis the influence of main-depute powder proportion, ignition delay of depute power and plunger mass on interior performance.

并且利用已完成的数值模拟软件，研究分析了主副药室装药量比、副药室点火延迟及活塞质量对串联多药室火炮内弹道性能的影响。

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Experiments show that the different compositions make different ignition delay time, and their effects are remarkable on the maximum velocity of pressure rise and related research of dust cloud.

实验证明，点火药头药剂不同，其化学点火具的点火延迟时间不同，对粉尘云的最大压力上升速率及相关研究结果的影响十分显著。

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The ignition delay time of plasma ignition is less than that of conventional spark ignition, while the percentage of the reduced ignition delay time declines as the working frequency increases.

等离子体的点火延迟时间小于常规火花点火的点火延迟时间，随着工作频率的提高，点火延迟时间减少的程度下降。

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The Application of Optical Fibre in Study of Ignition Delay in Diesel Engine

用光导纤维测量柴油机的着火滞燃期

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An investigation of the ignition delay time for oil-water emulsion additionalfuel as single droplets is conducted.

本文研究了轻组份添加剂对单滴乳化油着火规律的影响.

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Study on Dispersal Ratio of Center High Explosive Charge to Fuel and Ignition Delay Time

液体燃料抛散比药量及点火延迟期的研究

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When their included angle is π/ 4, the ignition delay time is the shortest.

在木纹方向与作用方向呈π/4夹角时，着火延迟时间最短。

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Plasma ignition has large ignition energy, high transfer efficiency and can accelerate chemical reaction rate, which can greatly shorten the ignition delay time and improve the success rate of ignition-detonation.

等离子体点火具有点火能量大、能量转移效率高、可加速化学反应等特点，能够极大地缩短点火延迟时间和提高点火起爆成功率。

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When the LPG alternating ratio is smaller, the ignition delay of pre-mixing model is longer, and the peak cylinder pressure and heat release rate are higher than those of mixing injection model, and their corresponding crank angles retard.

LPG替代率较小时，预混进气方式与混合喷射方式相比滞燃期较长，最高爆发压力和最大燃烧放热率较低，对应的曲轴转角滞后；

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In the operation process design of this technology, the calculation of explosive application and ignition delay is based on the test results of rock matrix dynamic mechanical parameters, especially the ζ value of oil bearing formation when dilatation being produced.

油井压胀松动施工设计中，药量的计算及装药延时设计基于油层岩石动态力学参数的测定，特别是油层岩石产生压胀的ζ值的大小。

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Effects of ignition delay on regenerative spary combustion process

再生式喷雾燃烧过程中着火延迟期的影响特性

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The results indicated that, though the amorce mass was the same, the ignition pressure, the ignition delay and opened manner of the nozzle closure were different.

结果表明，虽然点火药量相同，但两种点火方案的点火压强、点火延迟时间、喷管堵片的打开方式却存在较大差异。

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Plasma can greatly shorten the ignition delay and markedly increase propellant burn rate.

等离子体可以大幅度缩短点火延迟，并使得火药燃速显著增加。

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Ignition pressure can be improved gradually and some technology problems such as ignition delay and ignition failure at the preliminary stage were solved by adjusting amorce quantity and nozzle closure design state.

通过调整点火药量、喷管堵片设计状态，使点火压强逐步提高，解决了发动机研制初期出现的点火延迟、不点火等技术问题。

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