miscanthus (#580)

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ID-number#580
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 Kirchberg, 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% 46.00
Ash content wt% 2.13 3.94

Ultimate analysis (macroelements)
Carbon wt% 26.20 48.51 50.50 Measured
Hydrogen wt% 2.94 5.45 5.67 Measured
Oxygen wt% 22.47 41.62 43.33 Calculated
Nitrogen wt% 0.17 0.32 0.33 Measured
Sulphur wt% 0.03 0.06 0.06 Measured
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Halides
Chlorine (Cl) mg/kg 540.0 1 000.0 1 041.0 Measured

Heating value
Net calorific value (LHV) MJ/kg 8.62 18.05 18.79
Gross calorific value (HHV) MJ/kg 10.40 19.25 20.04
HHVMilne MJ/kg 10.08 18.66 19.43 Calculated

Trace elements composition
Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.5 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown
Lead (Pb) mg/kg (dry) 2.8 Unknown

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 730
SOT (softening or spherical temperature) °C 980
HT (hemispherical temperature) °C 1 090
FT (fluid temperature) °C 1 160

Ash Properties

Ash composition
CO2 wt% (ash) 0.51
SO3 wt% (ash) 3.60
Cl wt% (ash) 0.13
P2O5 wt% (ash) 1.55
SiO2 wt% (ash) 74.90
Fe2O3 wt% (ash) 0.49
Al2O3 wt% (ash) 0.20
CaO wt% (ash) 7.30
MgO wt% (ash) 2.29
Na2O wt% (ash) 0.32
K2O wt% (ash) 10.60
Pb mg/kg (ash) 20.0
Cd mg/kg (ash) 0.2
Cu mg/kg (ash) 135.0
Hg mg/kg (ash) 0.0