Abstract
Differential scanning calorimetry, thermogravimetry and differential thermogravimetry studies have been performed on 10 different coals: four lignite, four subbituminous and two bituminous coals. Both the d.s.c. and TG thermograms are coal-specific. Upon heating the coals in an inert atmosphere up to 500 °C, 30.8 to 43.7 % weight loss occurs. The two temperature regions of increased chemical reactivity, one at 75-118 °C and the second at 375-415 °C are evident in the samples. Indian Head lignite and its char react with hydrogen above 400 °C with greater mass loss.
| Original language | English |
|---|---|
| Pages (from-to) | 95-99 |
| Number of pages | 5 |
| Journal | Fuel |
| Volume | 68 |
| Issue number | 1 |
| DOIs | |
| State | Published - Jan 1989 |
Keywords
- coal
- d.s.c.
- thermogravimetric analysis
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