Main biomass properties
|
|
Proximate analysis
|
| |
Moisture content |
wt%
|
49.00 |
|
|
|
|
|
|
|
| |
Ash content |
wt%
|
5.87 |
11.50 |
|
|
|
|
|
|
|
| |
Volatile matter |
wt%
|
36.72 |
72.00 |
81.36 |
|
|
|
|
|
|
| |
Fixed carbon |
wt%
|
8.42 |
16.50 |
18.64 |
|
|
|
|
Calculated |
|
|
Ultimate analysis (macroelements)
|
| |
Carbon |
wt%
|
21.62 |
42.40 |
47.91 |
|
|
|
|
Measured |
|
| |
Hydrogen |
wt%
|
2.62 |
5.13 |
5.80 |
|
|
|
|
Measured |
|
| |
Oxygen |
wt%
|
20.81 |
40.80 |
46.10 |
|
|
|
|
Calculated |
|
| |
Nitrogen |
wt%
|
0.02 |
0.03 |
0.03 |
|
|
|
|
Measured |
|
| |
Sulphur |
wt%
|
0.02 |
0.04 |
0.05 |
|
|
|
|
Measured |
|
| |
Total (with halides) |
wt%
|
100.01 |
100.01 |
100.01 |
|
|
|
|
Calculated |
|
|
Halides
|
| |
Chlorine (Cl) |
mg/kg
|
561.0 |
1 100.0 |
1 242.9 |
|
|
|
|
Measured |
|
|
Heating value
|
| |
Net calorific value (LHV) |
MJ/kg
|
7.28 |
16.63 |
18.79 |
|
|
|
|
|
|
| |
Gross calorific value (HHV) |
MJ/kg
|
9.05 |
17.75 |
20.06 |
|
|
|
|
|
|
| |
HHVMilne |
MJ/kg
|
8.26 |
16.19 |
18.29 |
|
|
|
|
Calculated |
|
|
Trace elements composition
|
| |
Arsenic (As) |
mg/kg
(dry)
|
|
|
0.1 |
|
|
|
|
| |
Cadmium (Cd) |
mg/kg
(dry)
|
0.1 |
|
|
|
|
Measured |
|
| |
Cobalt (Co) |
mg/kg
(dry)
|
1.5 |
|
|
|
|
Measured |
|
| |
Chromium (Cr) |
mg/kg
(dry)
|
23.2 |
|
|
|
|
Measured |
|
| |
Copper (Cu) |
mg/kg
(dry)
|
7.5 |
|
|
|
|
Measured |
|
| |
Mercury (Hg) |
mg/kg
(dry)
|
0.0 |
|
|
|
|
Measured |
|
| |
Manganese (Mn) |
mg/kg
(dry)
|
95.6 |
|
|
|
|
Measured |
|
| |
Nickel (Ni) |
mg/kg
(dry)
|
15.2 |
|
|
|
|
Measured |
|
| |
Lead (Pb) |
mg/kg
(dry)
|
1.3 |
|
|
|
|
Measured |
|
| |
Antimony (Sb) |
mg/kg
(dry)
|
0.6 |
|
|
|
|
Measured |
|
| |
Vanadium (V) |
mg/kg
(dry)
|
7.5 |
|
|
|
|
Measured |
|
| |
Zinc (Zn) |
mg/kg
(dry)
|
21.9 |
|
|
|
|
Measured |
|
|
Ash melting behaviour
|
| |
American standard method, measured in reducing conditions
|
| | |
IDT (initial deformation temperature) |
°C
|
1 170 |
|
|
|
|
|
|
| | |
SOT (softening or spherical temperature) |
°C
|
1 200 |
|
|
|
|
|
|
| | |
HT (hemispherical temperature) |
°C
|
1 230 |
|
|
|
|
|
|
| | |
FT (fluid temperature) |
°C
|
1 300 |
|
|
|
|
|
|
Ash Properties
|
|
Ash composition
|
| |
SO3 |
wt%
(ash)
|
0.87 |
|
|
|
|
|
|
| |
P2O5 |
wt%
(ash)
|
3.55 |
|
|
|
|
|
|
| |
SiO2 |
wt%
(ash)
|
42.66 |
|
|
|
|
|
|
| |
Fe2O3 |
wt%
(ash)
|
8.28 |
|
|
|
|
|
|
| |
Al2O3 |
wt%
(ash)
|
13.94 |
|
|
|
|
|
|
| |
CaO |
wt%
(ash)
|
11.74 |
|
|
|
|
|
|
| |
MgO |
wt%
(ash)
|
5.37 |
|
|
|
|
|
|
| |
Na2O |
wt%
(ash)
|
2.05 |
|
|
|
|
|
|
| |
K2O |
wt%
(ash)
|
10.41 |
|
|
|
|
|
|
| |
TiO2 |
wt%
(ash)
|
0.96 |
|
|
|
|
|
|