The effects of the feed rate of air, steam and coal on bed temperature, gas composition, calorific value, carbon conversion and gasification efficiency are predicted and analyzed with the model.
在此基础上，还就空气加入量、蒸汽加入量及加煤速率对床温、煤气组成、煤气热值、碳转化率和气化效率的影响做了预测和分析。
Comparisons of the gas composition of the samples from the coal seams liable and not liable to outburst in several major coal fields have been made.
比较了几个主要突出矿区突出危险煤层与非突出危险煤层煤样的瓦斯成分。
This paper describes the method for measuring gas content and gas composition in coal samples obtained underground.
本文介绍了从井下采取的煤样中瓦斯含量及瓦斯成分的测定技术。
Because of absence of unburned pulverized coal and coal ash, the change in composition from primary slag to final slag is small, so the slag formation in gas injection blast furnace is improved.
由于没有未燃煤粉和煤粉灰分的加入，初渣到终渣的成分变化较小，改善了喷煤气高炉的成渣过程。
This paper presents the principle of the design, composition and function of processor applied to computer network in gas-monitored system for safe production of coal mines.
阐述了煤矿安全生产中使用的瓦斯监测系统计算机网络通信处理机的设计原理、结构及其功能。
Take the coal seam gas out among them in advance being able to compose in reply measure composition defending against other dashing forward adopt, the person has broad serviceability therefore.
其中预抽煤层瓦斯能和其他防突措施配合采用，因此其具有广泛的适用性。
Take the coal seam gas out among them in advance being able to compose in reply measure composition defending against other dashing forward adopt, the person has broad serviceability therefore.
其中预抽煤层瓦斯能和其他防突措施配合采用，因此其具有广泛的适用性。
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