Table 3:
Ultimate (DAF basis) and proximate analysis of coffee husk biomass.
Coffee husk
C%
46.51
H%
6.77
O%
46.20
N%
0.43
S%
0.09
Ash%
0.68
Moisture%
7.22
FC%
15.5
VM%
76.6
HHV (kJ/kg)
17 945
HHV
DAF
(kJ/kg)
18 068
Empirical formula
C
H
1
.
7
4
6
O
0
.
7
5
N
0
.
0
0
8
S
0
.
0
0
0
7