Reduction of dust explosion hazard by fuel substitution in power plants

被引:20
|
作者
Amyotte, PR [1 ]
Basu, A
Khan, FI
机构
[1] Dalhousie Univ, Dept Chem Engn, Halifax, NS, Canada
[2] Mem Univ Newfoundland, Fac Engn & Appl Sci, St Johns, NF A1B 3X5, Canada
关键词
inherent safety; substitution; hazard evaluation; dust explosions;
D O I
10.1205/095758203770866629
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
An experimental investigation of the dust explosion hazard in fossil fuel-fired power plants has been carried out. Explosion tests were conducted in a 201 Siwek chamber to determine the effect of substituting petroleum coke for either Columbian coal or Powder River Basin coal. From the perspectives of explosion pressure and rate of pressure rise, petroleum coke was found to be an inherently safer fuel than either of the coals. Blending petroleum coke with either or both of these coals also resulted in an inherently safer fuel. Thus, in all cases tested, the presence of petroleum coke in the fuel reduced the prevailing dust explosion hazard (primarily because of the low volatile content of the petroleum coke).
引用
收藏
页码:457 / 462
页数:6
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