Physicochemical properties and combustion mechanism of boron are introduced. Long ignition delay time and low combustion efficiency are due to the properties of boron itself.
介绍了硼的物理化学特性和燃烧机理，硼的点火延迟期长、燃烧效率低是由其本身的特性所决定的。
Since the ignition delay of DME is shorter than that of diesel, thus makes the lower value of maximum cylinder pressure, maximum rate of pressure rise and combustion noise.
二甲醚喷油延迟角比柴油大，最高爆发压力、最大压力升高率、燃烧噪声比柴油低；
The analysis of combustion parameters in cylinder shows that the ignition delay reduces, peak combustion pressure decreased and combustion process becomes more smooth.
对气缸内参数的分析表明，滞燃期缩短，最高燃烧压力降低，燃烧过程较为柔和。
The ignition delay time was studied on the hot position bench that could stimulate combustion process of traveling grate furnace.
在可模拟链条炉中燃烧过程的热态实验台上，研究了块粒型煤的着火时间。
Using a combustion model some problems such as: the relationship between ignition delay and fuel concentration, the relationship between soot concentration and the equivalent ratio of mixt...
利用该燃烧模型进一步研究柴油机的燃烧和碳烟生成中的一些问题：如点火延迟时间与混合气浓度的关系，排气中的碳烟浓度与混合气油气当量比的关系。
High pressure can significantly reduce the ignition delay and combustion period.
着火滞燃期和燃烧持续期随着压力的提高明显缩短。
The free radicals can make spontaneous combustion activation energy of diesel fuel reduced greatly and shorten the ignition delay period, and thus improve the combustion performance of diesel engine.
十六烷值改进剂受热分解产生活性自由基，使得柴油的自燃活化能大大降低，从而缩短发动机燃烧的滞燃期，改善发动机的燃烧性能。
The free radicals can reduce spontaneous combustion temperature of diesel fuel greatly and shorten the ignition delay period, and thus improve the combustion performance of diesel engine.
十六烷值改进剂受热容易分解产生活性自由基、降低了柴油的自燃点，从而缩短了滞燃期，改善了发动机的燃烧性能。
The results show that the start timing of combustion is advanced and the ignition delay period is shortened.
通过对燃烧特征参数的计算分析，发现生物柴油的燃烧始点有所提前，滞燃期缩短；
The results show that the start timing of combustion is advanced and the ignition delay period is shortened.
通过对燃烧特征参数的计算分析，发现生物柴油的燃烧始点有所提前，滞燃期缩短；
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