MERCURY POROSIMETRY OF UPGRADED WESTERN CANADIAN COALS

被引:62
作者
FRIESEN, WI
OGUNSOLA, OI
机构
[1] Western Research Centre, CANMET, Natural Resources Canada, Devon, Alta. T0C 1E0
关键词
LOW-RANK COALS; UPGRADING; PORE STRUCTURE;
D O I
10.1016/0016-2361(95)98365-L
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
Mercury porosimetry was used to study changes in the pore structure of three western Canadian low-rank coals treated in three different atmospheres (nitrogen, steam and combustion products) at temperatures up to 500-degrees-C. The intrusion curves are well described by two different power laws in the pressure range 0.1-200 MPa. Principal-component analysis was performed to determine relations among the power-law exponents, equilibrium moisture and volatile matter.
引用
收藏
页码:604 / 609
页数:6
相关论文
共 22 条
[1]   EFFECTS OF DRYING UPON LIGNITE MACRO-PORE STRUCTURE [J].
ANDROUTSOPOULOS, GP ;
LINARDOS, TJ .
POWDER TECHNOLOGY, 1986, 47 (01) :9-15
[2]   PHYSICAL CHANGES ACCOMPANYING DRYING OF WESTERN UNITED-STATES LIGNITES [J].
DEEVI, SC ;
SUUBERG, EM .
FUEL, 1987, 66 (04) :454-460
[3]   EFFECTS OF COLLOIDAL STRUCTURE ON PHYSICAL MEASUREMENTS ON COALS [J].
EVANS, DG .
FUEL, 1973, 52 (02) :155-156
[4]   INACTIVITY OF 3-METHYLENEOXINDOLE AS MEDIATOR OF AUXIN ACTION ON CELL ELONGATION [J].
EVANS, ML ;
RAY, PM .
PLANT PHYSIOLOGY, 1973, 52 (02) :186-189
[5]   FRACTAL DIMENSIONS OF COAL PARTICLES [J].
FRIESEN, WI ;
MIKULA, RJ .
JOURNAL OF COLLOID AND INTERFACE SCIENCE, 1987, 120 (01) :263-271
[6]   MERCURY POROSIMETRY OF COALS - PORE VOLUME DISTRIBUTION AND COMPRESSIBILITY [J].
FRIESEN, WI ;
MIKULA, RJ .
FUEL, 1988, 67 (11) :1516-1520
[7]   PRINCIPAL COMPONENT ANALYSIS OF UPGRADED WESTERN CANADIAN COALS [J].
FRIESEN, WI ;
OGUNSOLA, OI .
FUEL PROCESSING TECHNOLOGY, 1994, 38 (03) :139-151
[8]   NATURE OF POROSITY IN AMERICAN COALS [J].
GAN, H ;
WALKER, PL ;
NANDI, SP .
FUEL, 1972, 51 (04) :272-&
[9]   EFFECT OF DRYING ON ADSORPTIVE PROPERTIES OF SUBBITUMINOUS COAL [J].
GORBATY, ML .
FUEL, 1978, 57 (12) :796-797
[10]  
Grimes W. R., 1982, COAL SCI, V1, P21