A brown coal, a high-volatile bituminous coal and a low-volatile bituminous coal were pyrolysed at a slow heating rate in a thermogravimetric analyser.
在热天平上采用慢速升温制备了褐煤、高挥发分烟煤和低挥发分烟煤的半焦。
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There is a definite relation between fuel ratio and vitrinite reflectance. The observation to pyrolysed char particles by SEM has shown that the char morphology is greatly influenced…