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rye /straw

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

calorific value

gross: 17220 kJ/kg   statistics...
net:   15881 kJ/kg   statistics...

elementary analysis

C:  47.57 wt.%,dm   statistics...
H:   5.89 wt.%,dm   statistics...
N:   0.42 wt.%,dm   statistics...
S:   0.09 wt.%,dm   statistics...
Cl:  0.23 wt.%,dm   statistics...
O:  by difference

trace elements

Mg:
Ca:
Al:
Si:
P:
Fe:
As:
Cr:
Ti:
Zn:
Ba:
Ni:
Pb:      0.61 ppm   statistics...
Cd:      0.07 ppm   statistics...
Cu:      1.78 ppm   statistics...
Hg:      0.01 ppm   statistics...

ash content

a:  3.40 wt.%,dm   statistics...

ash analysis

CO2:    3.73 wt.%   statistics...
SO3:    2.37 wt.%   statistics...
Cl:     3.64 wt.%   statistics...
P2O5:   2.75 wt.%   statistics...
SiO2:  45.55 wt.%   statistics...
Fe2O3:  0.20 wt.%   statistics...
Al2O3:  0.25 wt.%   statistics...
CaO:    6.33 wt.%   statistics...
MgO:    1.44 wt.%   statistics...
Na2O:   0.08 wt.%   statistics...
K2O:   15.50 wt.%   statistics...
TiO2: 

ash analysis of heavy metals

Pb:      4.00 ppm   statistics...
Cd:      0.04 ppm   statistics...
Cu:     29.50 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:   860 °C   statistics...
SOT:   985 °C   statistics...
HT:   1150 °C   statistics...
FT:   1210 °C   statistics...

reference: 1, 14


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UNIVERSITY OF TECHNOLOGY VIENNA
Institute of Chemical Engineering, Fuel and Environmental Technology
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A-1060 Vienna
Austria