热解时挥发份的迅速释放及煤的热塑性导致了颗粒内部的空心结构，这种结构有效地提高炭粒的燃烧速率。
During the devolatilization, the hollow structure of coal particles is formed due to the rapid release of volatile, which can result in more rapid combustion of char particles.
不同煤种挥发份燃烧时产物中CO_2和CO的差异很明显，产物中CO_2浓度高的煤种，相应的CO也高。
For different coal, CO_2 and co difference is very obvious in outcomes of volatile combustion. If CO_2 density is high, co is also high.
对于不同的煤种，其挥发份的含量和组分是不同的。
Contents and compositions of coal volatiles are variable for different coals.
添加有机钙后，煤粉燃烧过程中挥发份析出时间提前，煤粉易于着火，燃烧稳定，整体燃烧性能优于原煤。
As the organic gas released more first than volatile during combustion of coal, Organic calcium promote the ignition property of coal , improved whole combustion characteristics.
运行试验结果表明，这种新型燃烧器对低挥发份煤具有较好的稳燃性能。
The operational test results show that these novel burners exhibit relatively good stabilized combustion characteristics when burning low volatile coals.
应用小油枪微油点火技术点燃低挥发份贫煤技术为近年开发的专利技术。
The small-oil-gun less oil ignition technology for igniting low-volatile poor coal is a patented technology developed in recent years.
在大量实验数据基础上，分析了型煤中各种成分（如挥发份、水分），型煤不同成型压力，型煤中添加固硫剂及助燃剂对型煤着火燃烧的影响。
Through these experiments, some factors influencing ignition and combustion of briquettes are analyzed, such as coal properties, different pressure on molding and the additives in briquette.
直接影响煤中多环芳烃分布的因素还有煤的化学结构，煤的挥发份含量和煤的C/H比值。
Besides, the chemical structure, C/H value, and volatile matters of the coal all have direct effect on the distribution of PAHs.
外因条件包括：锅炉燃烧温度及排烟温度；内在因素包括：炉前煤显微煤岩组成、挥发份及发热量。
And the external causes includes coal combustion temperature and fume emission temperature, the internal causes includes maceral composition, volatility content and calorific capacity.
对无烟煤和低挥发份贫煤的物理性质、动力学性能及其对燃烧过程的影响进行了分析。论述了烧好低挥发份煤的技术措施。
This paper analyzes the physical properties and the dynamic characteristics of anthracite and low volatile lean coal, and their effect on the combustion process.
对脱去挥发份形成的焦粒进行的扫描电镜观察表明，粉煤焦的形态与煤的显微组分及其结合形式和煤的变质程度有很大的关系。
There is a definite relation between fuel ratio and vitrinite reflectance. The observation to pyrolysed char particles by SEM has shown that the char morphology is greatly influenced…
对脱去挥发份形成的焦粒进行的扫描电镜观察表明，粉煤焦的形态与煤的显微组分及其结合形式和煤的变质程度有很大的关系。
There is a definite relation between fuel ratio and vitrinite reflectance. The observation to pyrolysed char particles by SEM has shown that the char morphology is greatly influenced…
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