本文利用连续化学浸提法对三种典型煤进行连续浸提,根据不同形态的溶解度,将煤中的汞,砷,硒分为可交换态,硫化物形态,有机物结合态及残渣态四种形态.结果表明不同的煤有不同的形态分布特征.但总体来看,汞主要以硫化物形态和残渣态存在.砷主要以硫化物形态存在.硒赋存在硫化物,有机物及残渣态中.
参考文献
[1] | Finkelman R B .Mode of Occurrence of Potentially Hazardous Elements in Coal:Levels of Confidence[J].Fuel Processing Technology,1994,39:21-34. |
[2] | Swaine D J .Trace Elements in Coal and Their Dispersal during Combustion[J].Fuel Processing Technology,1994,39:121-137. |
[3] | Querol X;Fernandez-Turiel J L;Lopez-Soler A .Trace Element in Coal and Their Behaviour during Coal Combustion in a Large Station[J].Fuel,1995,74(03):331-343. |
[4] | Xavier Querol;Roberto Juan;Angel Lope-Soler et al.Mobility of Trace Elements from Coal and Combustion Wastes[J].Fuel,1996,75:821-838. |
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