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EFFET OF POTASSIUM AND IT'S COMPOUND ON CATALYTIC GASSIFICATION OF COALBLACK LIQUOR SLURRY
Author(s): ZHOU Zhijun, LIN Miao, KUANG Jianping, LIU Jianzhong, ZHOU Junhu, ZUO Kefa
Pages: 60-
64
Year: 2006
Issue:
10
Journal: THERMAL POWER GENERATION
Keyword: 黑液水煤浆; 水煤浆; 煤焦; 催化气化; 不等温热重; 催化剂; 碳酸钾;
Abstract: 对黑液水煤浆(由造纸黑液(废液)和煤制成)、水煤浆进行了等温和不等温热重试验,发现在1 200 ℃下,黑液水煤浆焦的转化率较高,气化活性比水煤浆焦提高了68.8%;黑液水煤浆焦的霞石衍射峰值比水煤浆焦高出22.5%;通过计算得到黑液水煤浆焦的活化能为125.44 kJ/mol,反应级数约为0.5,添加催化剂碳酸钾后煤焦的活化能比没有添加的下降了近40%.
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