OXYGEN GROUPS AND OIL SUPPRESSION DURING COAL PYROLYSIS

被引:28
作者
BOUDOU, JP
ESPITALIE, J
BIMER, J
SALBUT, PD
机构
[1] INST FRANCAIS PETR, F-92506 RUEIL MALMAISON, FRANCE
[2] POLISH ACAD SCI, INST ORGAN CHEM, PL-01224 WARSAW, POLAND
关键词
D O I
10.1021/ef00046a023
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 ; 0820 ;
摘要
Suppressing effects on oil genesis during coal and kerogen pyrolysis can be correlated with oxygen content. In the present work oil suppression has been tentatively corrected by modeling. A plot of the corrected oil yield vs rank was found to resemble a Van Krevelen's H/C vs O/C diagram, and mass balance was consistent with a loss of oil potential in the early stage of coalification. Selective modifications of the oxygen groups of a lignite and of a bituminous vitrain were performed to test the above computations. The decarboxylation and dehydroxylation before pyrolysis resulted in a substantial increase and acceleration of oil formation.
引用
收藏
页码:972 / 977
页数:6
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