Preparation and Characterization of Biochars Obtained from Biomasses for Combustible Briquette Applications

Table 2

Proximate and ultimate analysis of raw and pyrolysis biomass.

Analysis	PS raw	PS-400	PS-450	PS-500	SC-raw	SC-400	SC-450	SC-500
Proximate analysis (Wt %)
Moisture content	7.01	5.44	5.35	5.04	7.1	5.66	4.7	4.4
Volatile matter	66.4	56.6	50	45.3	69	56	50	48.02
Ash content	8.59	3.8	5.16	6.34	9.1	7.2	7.3	8
Carbon fixe	18	34.06	39.49	43.32	14.8	31.04	38	39.58
Ultimate analysis (Wt %)
C	41.67	47.51	47.90	48.20	40.82	45.31	46.95	47.06
H	5.052	5.28	5.15	5.06	5.04	5.09	5.07	5.03
O	37.07	37.32	35.80	35.73	37.34	36.12	35.35	34.88
H/C	0.12	0.11	0.10	0.10	0.12	0.11	0.10	0.10
O/C	0.88	0.78	0.74	0.72	0.91	0.79	0.75	0.74