miscanthus (#593)

ID-number#593
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 Markgrafneusiedl, 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% 28.00
Ash content wt% 1.81 2.52

Ultimate Analysis

Carbon wt% 35.22 48.92 50.18 Measured
Hydrogen wt% 4.00 5.56 5.70 Measured
Nitrogen wt% 0.48 0.67 0.69 Measured
Sulphur wt% 0.03 0.04 0.04 Measured
Oxygen wt% 30.19 41.93 43.01 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 12.32 18.06 18.52
Gross calorific value (HHV) MJ/kg 13.88 19.28 19.78
HHVMilne MJ/kg 13.60 18.89 19.37 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 2 592.0 3 600.0 3 693.1 Measured

Minor elements

Cadmium (Cd) mg/kg (dry) 0.0 Unknown
Copper (Cu) mg/kg (dry) 1.5 Unknown
Lead (Pb) mg/kg (dry) 1.3 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 810
SOT (softening or spherical temperature) °C 860
HT (hemispherical temperature) °C 1 000
FT (fluid temperature) °C 1 040

Ash Properties

Ash composition

CO2 wt% (ash) 5.40
SO3 wt% (ash) 3.31
Cl wt% (ash) 5.05
P2O5 wt% (ash) 2.69
SiO2 wt% (ash) 40.40
Fe2O3 wt% (ash) 0.36
Al2O3 wt% (ash) 0.50
CaO wt% (ash) 7.20
MgO wt% (ash) 3.60
Na2O wt% (ash) 0.18
K2O wt% (ash) 24.70
Pb mg/kg (ash) 23.0
Cd mg/kg (ash) 0.0
Cu mg/kg (ash) 52.0
Hg mg/kg (ash) 0.0