为了寻求清洁能源，充分利用煤炭资源，采用煤炭地下气化技术，通过应用膜分离法及PSA相结合方法来提高煤炭地下气化煤气中氢气质量分数。
With the aim of making a search for clean source of power, make the best use of the coal resources, we adopt the underground coal gasification technology.
本文阐述了煤炭地下气化的原理，并分析了主要变量对煤气质量的影响及各变量之间的关系。
This paper illustrates the principle of coal underground gasification and analyses the influence of some important variable on quality of product gas, as well as the relationship between variable.
在适宜的汽氧比条件下，不同煤种纯氧-水蒸汽地下气化均可以获得中热值煤气。
On optimum ratio of vapor to oxygen, oxygen-steam gasification of different coal can produce middle heat value gas.
因此，褐煤地下气化可稳定生产高含氢的煤气，该煤气在地面处理后可作为提取纯氢的原料气。
Thus, the gas with rich H_2, Which can be used as raw gas for producing hydrogen, can be achieved steadily through underground brown coal gasification.
试验结果表明，两阶段地下气化法是可行的，应用该技术可生产热值较高的煤气。
It is shown that TSUCG is feasible and gas with high heat value can be produced with TSUCG.
模型试验结果表明，多点两阶段煤炭地下气化方法，使产生高热值水煤气的时间较固定点供风(汽)模式提高0 . 6 7 ~ 1.5倍。
It is shown that the method of multi-point TSUCG makes the time, when yields water gas of high heat value, prolong by 0.67 ~ 1.5 times compared with that of fixed point supplying wind or steam.
模型试验结果表明，移动点两阶段煤炭地下气化方法，使产生高热值水煤气的时间较固定点供风(汽)模式提高0 . 67 ~ 1 . 5倍。
It is shown that the method of moving-point TSUCG makes the time, when yielding water gas of high heat value, prolonged by 0.67 ~ 1.5 times compared with that of fixed point supplying wind or steam.
模型试验结果表明，移动点两阶段煤炭地下气化方法，使产生高热值水煤气的时间较固定点供风(汽)模式提高0 . 67 ~ 1 . 5倍。
It is shown that the method of moving-point TSUCG makes the time, when yielding water gas of high heat value, prolonged by 0.67 ~ 1.5 times compared with that of fixed point supplying wind or steam.
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