miscanthus (#598)

ID-number#598
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, moisture content average of harvest jan.1992, 6 sites in 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% 42.00
Ash content wt% 1.37 2.37

Ultimate Analysis

Carbon wt% 28.49 49.12 50.31 Unknown
Hydrogen wt% 3.18 5.48 5.61 Unknown
Nitrogen wt% 0.24 0.41 0.42 Unknown
Sulphur wt% 0.02 0.03 0.03 Unknown
Oxygen wt% 24.54 42.31 43.34 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 9.45 18.06 18.50
Gross calorific value (HHV) MJ/kg 11.18 19.27 19.74
HHVMilne MJ/kg 10.92 18.83 19.29 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 1 624.0 2 800.0 2 868.0 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.2 Unknown
Lead (Pb) mg/kg (dry) 0.8 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 800
SOT (softening or spherical temperature) °C 820
HT (hemispherical temperature) °C 960
FT (fluid temperature) °C 1 010

Ash Properties

Ash composition

CO2 wt% (ash) 5.40
SO3 wt% (ash) 4.72
Cl wt% (ash) 3.54
P2O5 wt% (ash) 3.81
SiO2 wt% (ash) 33.70
Fe2O3 wt% (ash) 0.19
Al2O3 wt% (ash) 0.19
CaO wt% (ash) 4.20
MgO wt% (ash) 3.62
Na2O wt% (ash) 0.20
K2O wt% (ash) 34.70
Pb mg/kg (ash) 13.0
Cd mg/kg (ash) 0.8
Cu mg/kg (ash) 210.0
Hg mg/kg (ash) 0.0