Drying of coals by using supercritical carbon dioxide

被引:30
作者
Iwai, Y
Amiya, M
Murozono, T
Arai, Y
Sakanishi, K
机构
[1] Kyushu Univ, Grad Sch Engn, Dept Chem Syst & Engn, Higashi Ku, Fukuoka 8128581, Japan
[2] Kyushu Univ, Inst Adv Mat Study, Fukuoka 8160811, Japan
关键词
D O I
10.1021/ie9709493
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Drying of three types of coals (Witbank coal, Taiheiyo coal, and Brau coal) was carried out by using supercritical carbon dioxide at 313.2 K and 14.8 MPa. Further, other adsorbent samples (wet zeolite and wet activated carbon) were adopted for comparison. Experimental results show that it is very difficult to extract water from wet zeolite but easy to extract water from wet activated carbon and coals.
引用
收藏
页码:2893 / 2896
页数:4
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