miscanthus (#594)

ID-number#594
Materialmiscanthus
Classification ECN Phyllis classification ▸ grass/plant ▸ miscanthus ▸ miscanthus
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [212] olifantsgras/miscanthus
Ash typelaboratory
Submitter organisationECN (Netherlands)
Remarks3 year, harvest feb.1992 Steinbrunn, Austria cf. Biomass & Bioenergy 5 (1993) 413-419
Literaturehttp://edv1.vt.tuwien.ac.at/AG_HOFBA/BIOBIB/Biobib.htm (1997).

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 24.00
Ash content wt% 1.97 2.59

Ultimate Analysis

Carbon wt% 37.06 48.76 50.06 Measured
Hydrogen wt% 4.20 5.53 5.68 Measured
Nitrogen wt% 0.27 0.36 0.37 Measured
Sulphur wt% 0.02 0.03 0.03 Measured
Oxygen wt% 32.40 42.63 43.76 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 13.06 17.95 18.43
Gross calorific value (HHV) MJ/kg 14.57 19.17 19.68
HHVMilne MJ/kg 14.24 18.74 19.24 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 760.0 1 000.0 1 026.6 Measured

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.3 Unknown
Lead (Pb) mg/kg (dry) 0.9 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions

IDT (initial deformation temperature) °C 860
SOT (softening or spherical temperature) °C 900
HT (hemispherical temperature) °C 1 050
FT (fluid temperature) °C 1 090

Ash Properties

Ash composition

CO2 wt% (ash) 4.30
SO3 wt% (ash) 3.51
Cl wt% (ash) 0.72
P2O5 wt% (ash) 2.55
SiO2 wt% (ash) 75.60
Fe2O3 wt% (ash) 0.15
Al2O3 wt% (ash) 0.18
CaO wt% (ash) 4.90
MgO wt% (ash) 2.53
Na2O wt% (ash) 0.18
K2O wt% (ash) 2.60
Pb mg/kg (ash) 11.0
Cd mg/kg (ash) 0.1
Cu mg/kg (ash) 57.0
Hg mg/kg (ash) 0.0