Thermogravimetric and differential thermogravimetric analysis of effect of areal compositional gradient on combustion kinetics of Mexican extra-heavy crude oil | Oil & Gas Science and Technology

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Table 7

TGA/DTG reaction intervals.

Crude	Heating rate (°C/min)	Distillation – LTO		HTO		Total weight loss (%)
Crude	Heating rate (°C/min)	Interval (°C)	Weight loss (%)	Interval (°C)	Weight loss (%)	Total weight loss (%)
Sample A	5	30–380	43.48	380–800	46.05	89.53
	10	30–385	38.37	385–800	50.64	89.01
	15	30–390	36.51	390–800	52.35	88.86
Sample B	5	30–370	38.56	370–800	49.62	88.18
	10	30–375	33.65	375–800	54.21	87.86
	15	30–380	33.28	380–800	54.40	87.68
Sample C	5	30–382	48.89	382–800	38.63	87.52
	10	30–387	46.70	387–800	40.17	86.87
	15	30–390	45.49	390–800	41.04	86.53

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