Production and Characterization of Coffee Husk Fuel Briquettes as an Alternative Energy Source

Table 3

Effect of temperature on yield and quality of char.

Temp (^oC)	Mass of coffee husk (kg)	Mass of char (kg)	Ash content (%)	Volatile matter (%)	Fixed carbon (%)	Yield (%)	Fixed carbon yield (%)
200	15	5.35	8.5	80	52	67	42
300	15	4.75	9.6	39	73	45	68
400	15	1.45	10.2	35	77	43	71
500	15	1.3	10.5	26.4	85	42	95