miscanthus (#576)

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ID-number#576
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 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

Main biomass properties

Proximate analysis
Moisture content wt% 34.00
Ash content wt% 4.92 7.46

Ultimate analysis (macroelements)
Carbon wt% 30.82 46.70 50.46 Measured
Hydrogen wt% 3.43 5.19 5.61 Measured
Oxygen wt% 26.33 39.89 43.11 Calculated
Nitrogen wt% 0.29 0.44 0.48 Measured
Sulphur wt% 0.04 0.06 0.06 Measured
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Halides
Chlorine (Cl) mg/kg 1 716.0 2 600.0 2 809.6 Measured

Heating value
Net calorific value (LHV) MJ/kg 10.48 17.14 18.52
Gross calorific value (HHV) MJ/kg 12.06 18.28 19.75
HHVMilne MJ/kg 11.78 17.84 19.28 Calculated

Trace elements composition
Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 3.8 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown
Lead (Pb) mg/kg (dry) 0.1 Unknown

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 980
SOT (softening or spherical temperature) °C 1 160
HT (hemispherical temperature) °C 1 200
FT (fluid temperature) °C 1 270

Ash Properties

Ash composition
CO2 wt% (ash) 1.10
SO3 wt% (ash) 2.50
Cl wt% (ash) 1.02
P2O5 wt% (ash) 1.48
SiO2 wt% (ash) 71.50
Fe2O3 wt% (ash) 0.58
Al2O3 wt% (ash) 1.36
CaO wt% (ash) 8.00
MgO wt% (ash) 2.45
Na2O wt% (ash) 0.33
K2O wt% (ash) 6.70
Pb mg/kg (ash) 15.0
Cd mg/kg (ash) 0.1
Cu mg/kg (ash) 70.0
Hg mg/kg (ash) 0.0