SHRINKING, SWELLING AND TRUE DENSITY OF MORWELL BROWN COAL

被引:10
作者
YOST, RS
CREASY, DE
机构
[1] Department of Chemical Engineering, University of Melbourne, Parkville
关键词
brown coal; density; swelling;
D O I
10.1016/0016-2361(90)90154-I
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 [动力工程及工程热物理]; 0820 [石油与天然气工程];
摘要
With respect to rheological work on brown coal slurries, it is important to know the volumetric concentration accurately. This requires the determination of volume changes that occur on coal pretreatment and liquid medium addition. It is pointed out that for brown coal the value of the true density to be used should be determined by liquid pycnometry in the relevant fluid, and not by helium on the dried coal. © 1990.
引用
收藏
页码:648 / 650
页数:3
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