miscanthus (#573)

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ID-number#573
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)
Remarks2 year, harvest feb.1991 Ilz, 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

Main biomass properties

Proximate analysis
Moisture content wt% 38.00
Ash content wt% 3.27 5.28

Ultimate analysis (macroelements)
Carbon wt% 29.64 47.80 50.46 Measured
Hydrogen wt% 3.35 5.40 5.70 Measured
Oxygen wt% 25.38 40.94 43.22 Calculated
Nitrogen wt% 0.23 0.37 0.39 Measured
Sulphur wt% 0.03 0.05 0.05 Measured
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Halides
Chlorine (Cl) mg/kg 992.0 1 600.0 1 689.2 Measured

Heating value
Net calorific value (LHV) MJ/kg 10.12 17.82 18.82
Gross calorific value (HHV) MJ/kg 11.79 19.01 20.07
HHVMilne MJ/kg 11.41 18.41 19.43 Calculated

Trace elements composition
Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.8 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown
Lead (Pb) mg/kg (dry) 3.2 Unknown

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 800
SOT (softening or spherical temperature) °C 1 100
HT (hemispherical temperature) °C 1 290
FT (fluid temperature) °C 1 350

Ash Properties

Ash composition
CO2 wt% (ash) 0.37
SO3 wt% (ash) 1.20
Cl wt% (ash) 0.03
P2O5 wt% (ash) 2.81
SiO2 wt% (ash) 85.40
Fe2O3 wt% (ash) 0.11
Al2O3 wt% (ash) 0.21
CaO wt% (ash) 3.70
MgO wt% (ash) 0.88
Na2O wt% (ash) 0.14
K2O wt% (ash) 5.00
Pb mg/kg (ash) 8.0
Cd mg/kg (ash) 0.3
Cu mg/kg (ash) 18.0
Hg mg/kg (ash) 0.0