Product Characterization and Kinetics of Biomass Pyrolysis in a Three-Zone Free-Fall Reactor

Table 4

Estimated kinetic parameters of biomass pyrolysis in a free-fall reactor.

Biomass	Size (mm)	𝑎	𝐴1 (s^−1)	𝐸1 (kJ/mol)	𝑛1	𝑏	𝐴2 (s^−1)	𝐸2 (kJ/mol)	𝑛2	Max. error (%)	Correlation coefficient (𝑅^2)
PS	0.18	0.14	2.73×10^4	556	1.00	0.86	8.63×10^4	123	3.00	7.16	0.9958
	0.23		2.75×10^4	500	1.30		7.90×10^4	124	2.95	6.95	0.9955
	0.28		1.02×10^5	650	3.00		2.00×10^4	129	2.80	6.40	0.9997
	0.36		5.50×10^5	473	6.50		1.88×10^3	150	2.94	5.79	0.9976
	0.51		5.80×10^5	600	6.40		1.09×10^4	152	6.5	3.13	0.9939
	1.55		6.30×10^4	640	4.30		1.90×10^4	149	3.00	0.62	0.9961
PK	0.28	0.18	7.56×10^4	630	9.20	0.82	1.26×10^4	107	2.98	6.27	0.9925
CPR	0.28	0.08	3.48×10^4	520	9.70	0.90	4.90×10^4	100	3.10	5.17	0.9993