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wood waste, compost /bark

The calorific value and the elementary analysis refers to dry biomass.

calorific value

gross: 19831 kJ/kg
net:   18678 kJ/kg

elementary analysis

C:  49.84 wt.%,dm
H:   5.24 wt.%,dm
N:   0.37 wt.%,dm
S:   0.03 wt.%,dm
Cl:  0.01 wt.%,dm
O:  by difference

trace elements

Mg:
Ca:
Al:
Si:
P:
Fe:
As:
Cr:
Ti:
Zn:
Ba:
Ni:
Pb:     52.92 ppm
Cd:      0.66 ppm
Cu:      6.12 ppm
Hg:      0.01 ppm

ash content

a:  5.87 wt.%,dm

ash analysis

CO2:   12.30 wt.%
SO3:    0.96 wt.%
Cl:     0.13 wt.%
P2O5:   0.90 wt.%
SiO2:  47.20 wt.%
Fe2O3:  3.04 wt.%
Al2O3:  4.01 wt.%
CaO:   18.50 wt.%
MgO:    2.10 wt.%
Na2O:   0.20 wt.%
K2O:    2.40 wt.%
TiO2: 

ash analysis of heavy metals

Pb:     36.00 ppm
Cd:      0.50 ppm
Cu:     80.00 ppm
Hg:      0.07 ppm
Mn:
Cr:

thermal ash behaviour

for more information about SIT, SOT, HT and FT look at Characterisation of ash behaviour

SIT:  1180 °C
SOT:  1200 °C
HT:   1220 °C
FT:   1220 °C

reference: 1


TU
UNIVERSITY OF TECHNOLOGY VIENNA
Institute of Chemical Engineering, Fuel and Environmental Technology
Getreidemarkt 9/159
A-1060 Vienna
Austria