miscanthus giganteus (#948)

ID-number#948
Materialmiscanthus giganteus
Descriptionpulverized
Classification ECN Phyllis classification ▸ grass/plant ▸ miscanthus
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [212] olifantsgras/miscanthus
Ash typeashed at 500 degC at reducing atmosphere
Submitter organisationECN (Netherlands)
LiteratureJ. B. Illerup and O. Rathmann: CO2 gasification of wheat straw, barley straw, willow and giganteus, Rosoe, Denmark, Risoe-R-873(EN), 32 p. (1996).

Values

Property Unit Value Std dev Det lim Lab Date Method Remarks
ar dry daf

Fuel Properties

Proximate Analysis

Moisture content wt% 14.20
Ash content wt% 1.29 1.50
Volatile matter wt% 70.44 82.10 83.35
Fixed carbon wt% 14.07 16.40 16.65 Calculated

Ultimate Analysis

Carbon wt% 41.53 48.40 49.14 Measured
Hydrogen wt% 5.41 6.30 6.40 Measured
Nitrogen wt% 0.26 0.30 0.30 Measured
Sulphur wt% 0.09 0.10 0.10 Measured
Oxygen wt% 37.13 43.27 43.93 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 15.27 18.21 18.48
Gross calorific value (HHV) MJ/kg 16.80 19.58 19.88
HHVMilne MJ/kg 16.81 19.59 19.89 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 1 115.4 1 300.0 1 319.8 Measured

Major elements

Potassium (K) mg/kg (dry) 4 100.0 Measured
Sodium (Na) mg/kg (dry) 290.0 Measured

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions

IDT (initial deformation temperature) °C 890
HT (hemispherical temperature) °C 990
FT (fluid temperature) °C 1 100

Ash Properties

Ash composition

CO2 wt% (ash) 0.54
SO3 wt% (ash) 4.90
Cl wt% (ash) 3.50
P2O5 wt% (ash) 6.30
SiO2 wt% (ash) 39.00
Fe2O3 wt% (ash) 1.10
Al2O3 wt% (ash) 1.60
CaO wt% (ash) 8.60
MgO wt% (ash) 5.90
Na2O wt% (ash) 2.20
K2O wt% (ash) 27.00