煤气产率

两段热解煤气产率随一段热解温度升高而增大。850℃时每吨泥炭产煤气约290m3，煤气热值为3400kcal／Nm3，其半焦的吸附活性较高。

The gas yield of pyrolysis of Fushun peat on end temperature 850 ℃ is about 290NM3 / T , its heat value is more than 3400kcal / NM3 and the adsorbability of char is higher .

主要有气化强度、煤气产率、热值、挥发分等几个名词。

Mainly gasification intensity , gas production rate , calorific value , volatile grading few nouns .

气化介质预热温度的变化对碳转化率和干煤气产率影响不大。

The carbon conversion and dry gas yield were almost constant regardless of the preheated air / steam temperature .

对于试验煤种，褐煤具有高的气化活性、气化速率及低的煤气产率，其纯氧-水蒸汽气化效率达87%，最适于地下气化；

Lignite in test has high gasification reactivity , high gasification reaction rate and lower gas yield . It is most suitable for UCG with gasification efficiency of 87 % .

结果表明，石灰石的加入降低了焦油产率，提高了煤气产率，改善了煤气质量。

The experimental results proved that with the input of the limestone the yield of tar decreased and the yield of gas increased and the quality of the gas was also improved .

加大气化煤量可增加提升段燃烧的易燃成分，从而提高了燃烧温度和气化温度；气化煤量的变化对褐煤气化产率和产量的影响较大。

That combustion temperature and gasification temperature is elevated through increasing coal supply to increase inflammable material in solid heat carrier of the riser , but , the change of coal supply exerts an influence on the rate and the yield of gasification .

煤热解产物固体焦炭为主，而废塑料的热解产物以焦油为主，废塑料的添加使得总体焦炭和水产率下降，焦炉煤气和焦油的产率增加，即共焦化呈现出明显的增油减水效应；

The main pyrolysis production of coal is coke , but the main production of waste plastics is tar ; the yield of water became decrease and the gas became increase by adding the waste plastics .

试验结果表明：添加催化剂能够有效地提高煤气质量、煤气产率和碳转化率，其中碳酸钠的催化效果最好，石灰石次之，白云石最差。

Test results indicate , that the gas quality , the gas yielding rate and the carbon conversion rate can effectively be raised by the addition of catalysts , among which sodium carbonate is most effective , limestone less and dolomite least .

在1台小型常压流化床气化炉上进行空气和水蒸汽存在条件下的煤部分气化试验，研究石灰石、碳酸钠和白云石3种催化剂对煤气组分、热值、煤气产率和碳转化率的影响。

Experiments of partial gasification of coal in the presence of air and steam were carried out in a small atmospheric fluidized bed furnace . The catalytic effects of limestone , sodium carbonate and dolomite on gas composition , on heating value and gas yielding rate , were studied .

重点考察了气化温度对煤气成分、煤气热值、碳转化率和煤气产率等气化指标的影响。

The study focused on the influence of gasfication temperature on gas compos - tions , gas beating value , carbon conversion and gas yield .

结果表明，Ca基变换剂可使煤气中CO含量降低0.10左右Ca－Na复合变换剂还可显著提高煤气产率。

Steam flow rate etc. The results indicate that the Ca-group shift agent can reduce CO content about 10 % ; and the Ca-Na compound shift agent can increase gas yield greatly .