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grass, field grass

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

calorific value

gross: 18412 kJ/kg   statistics...
net:   17249 kJ/kg   statistics...

elementary analysis

C:  46.31 wt.%,dm   statistics...
H:   5.20 wt.%,dm   statistics...
N:   2.37 wt.%,dm   statistics...
S:   0.20 wt.%,dm   statistics...
Cl:  0.75 wt.%,dm   statistics...
O:  by difference

trace elements

Mg:
Ca:
Al:
Si:
P:
Fe:
As:
Cr:
Ti:
Zn:
Ba:
Ni:
Pb:      0.44 ppm   statistics...
Cd:      0.06 ppm   statistics...
Cu:      7.70 ppm   statistics...
Hg:      0.01 ppm   statistics...

ash content

a:  9.35 wt.%,dm   statistics...

ash analysis

CO2:    2.63 wt.%   statistics...
SO3:    3.46 wt.%   statistics...
Cl:     6.06 wt.%   statistics...
P2O5:   7.57 wt.%   statistics...
SiO2:  29.50 wt.%   statistics...
Fe2O3:  0.56 wt.%   statistics...
Al2O3:  0.97 wt.%   statistics...
CaO:    9.97 wt.%   statistics...
MgO:    2.77 wt.%   statistics...
Na2O:   0.36 wt.%   statistics...
K2O:   28.00 wt.%   statistics...
TiO2: 

ash analysis of heavy metals

Pb:      4.67 ppm   statistics...
Cd:      0.03 ppm   statistics...
Cu:     55.00 ppm   statistics...
Hg:      0.01 ppm   statistics...
Mn:
Cr:

thermal ash behaviour

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

SIT:   930 °C   statistics...
SOT:   987 °C   statistics...
HT:   1077 °C   statistics...
FT:   1170 °C   statistics...

reference: 1


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