1) middle-rank coal
中煤级煤
1.
Based on the results of isothermal adsorption experiments on 184 middle-rank coal samples under equilibrium moistures(with vitrinite reflectances of between 0.
50%)煤在平衡水条件下的等温吸附实验成果,模拟了中煤级煤的朗格缪尔体积和压力与煤级的关系,建立了不同埋深(温度、压力)条件下不同煤级煤饱和吸附气量量板,探讨了压力和温度对中煤级煤吸附甲烷能力的综合效应,对比分析了中煤级煤吸附特征与低、高煤级煤的差异,提出了中煤级煤吸附气量预测的方法。
2) medium rank bitumite
中级烟煤
3) medium rank anthracite
中级元烟煤
4) high rank coal
高煤级煤
1.
This has provided an important clue for setting up a new development base of high rank coal seams in China.
本文介绍了贵州织纳煤田五轮山矿区的地质背景、煤储层特征以及煤层气资源与分布情况,通过初步调查发现,贵州织纳煤田五轮山矿区煤层气基本地质条件与晋城地区具有一定可比性,这为形成我国新的高煤级煤煤层气开发基地提供了重要线索。
2.
Through X ray diffraction(XRD) analysis of high rank Carboniferous period coal located in the northern foreland basin of Dabie Orogenic Belt in the eastern China,the evolution character of XRD parameters of high rank coals and the effecting factors are studied.
通过对大别造山带前陆盆地石炭纪含煤岩系高煤级煤的X射线衍射分析 ,探讨了高煤级煤基本结构单元的演化特征及其影响因素。
5) low rank coal
低煤级煤
1.
Adsorption experiments of low rank coal under equilibrium moistures;
低煤级煤平衡水条件下的吸附实验
2.
Liquefaction property of low rank coal in west China
我国西部低煤级煤的液化性能
3.
The low rank coal reservoirs in limnic basins of Jungaar and Tuha were researched.
研究了准噶尔、吐哈盆地低煤级煤储层的特征 ,结果表明 :该储层几何形态复杂 ,且受成煤环境的控制 ,表现出显著的规律性变化 。
6) high-rank coal
高煤级煤
1.
Based on the analysis of the maturing degree,abundance and type of organic matter,the characteristics of organic matter of high-rank coal in Jincheng has been expounded.
通过对晋城高煤级煤的有机质成熟度、有机质丰度和有机类型的分析， 阐明了本区高煤级煤的有机质特征。
2.
Based on the data from the proxina and ultimate analyses of vitrains in the high-rank coals from the West-northern Henan, their macromolocular structures and true density were calculated, the further exploration was made on the coalified pattern and geological causes.
依据工业分析和元素分析数据,利用统计结构方法,求得了豫西主要高煤级煤矿区太原组与山西组镜煤的大分子结构参数及真密度,并据此进一步分析了有机元素及结构参数的煤化作用规律及其地质原因。
3.
Through electron paramagnetic resonance(EPR) analysis of high-rank coal samples from the Carboniferous coal located in the northern foreland basin of Dabie orogenic belt in the eastern China,the evolution characteristics of aromatic structures of coals of different metamorphism types and the effecting factors are studied.
通过对大别造山带前陆盆地石炭纪含煤岩系高煤级煤的电子顺磁共振分析,探讨了不同变质类型煤的芳香结构演化特征及其影响因素。
补充资料：标准煤(见煤当量)
标准煤(见煤当量)
standard coal
、~‘~1人、4《1工兀飞coal)见煤当等
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条