| abstract |
The present invention discloses a kind of pyrolysis of coal analytical approach, comprises the steps: under the condition of a) secluding air, to heating more than or equal to the coal more than the 0.5kg, stirs in the process of heating, and the heating rate per minute is smaller or equal to 5 ℃; B) be warmed up to after the temperature of setting, keep constant temperature; C) product of Sheng Chenging passes through profit receiving bottle and absorption bottle set successively; D) the collection product in the profit receiving bottle is analyzed, the gas through absorption bottle is analyzed.Pyrolysis of coal analytical approach provided by the present invention is compared with prior art analyzed more completely to coal and pyrolysis product thereof, and it is also full and accurate more credible to analyze the data that obtain.Pyrolysis of coal analytical approach provided by the present invention is applicable to the labor of many coals and pyrolysis product thereof. |