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。
The gasification face development rate of the test coal changes gently in underground gasification process, which indicates that the underground gasification of lean coal has high stability.
气化工作面扩展速率在供风点附近出现最大值，变化平稳，瘦煤地下气化具有较高的稳定性。
The factors concerned are coal type, reaction temperature, particle size of coal, gas flow rate, coal feeding methods, reaction time and gasification agents.
考察的因素有：煤种、温度、粒径、流速、加煤方式、反应持续时间，气化剂的类型。
The invention has the advantages of high gasification rate, high gasification intensity, low consumption and low water content of coal gas.
本发明具有气化率高，气化强度大，消耗低，煤气水量少的优点。
Variations of the gasification temperature and gas components on coal feed rate, fluidization airflow rate, central spouting airflow rate, and water steam feed rate are investigated.
研究了气化温度和煤气组分随给煤量、流化风量、中心喷动风量和水蒸气喷入量的变化规律。
The invention can realize large-scale utilization of the biomass, does not generate gasification tars and enhances the carbon conversion rate of coal gasification.
本发明能够实现生物质的大规模利用，不产生气化焦油，提高了煤气化的碳转化率。
The invention can realize large-scale utilization of the biomass, does not generate gasification tars and enhances the carbon conversion rate of coal gasification.
本发明能够实现生物质的大规模利用，不产生气化焦油，提高了煤气化的碳转化率。
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