miscanthus (#585)

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ID-number#585
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

Main biomass properties

Proximate analysis
Moisture content wt% 42.00
Ash content wt% 1.67 2.88

Ultimate analysis (macroelements)
Carbon wt% 28.04 48.34 49.77 Unknown
Hydrogen wt% 3.16 5.45 5.61 Unknown
Oxygen wt% 24.82 42.80 44.07 Calculated
Nitrogen wt% 0.20 0.35 0.36 Unknown
Sulphur wt% 0.02 0.03 0.03 Unknown
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Halides
Chlorine (Cl) mg/kg 870.0 1 500.0 1 544.5 Unknown

Heating value
Net calorific value (LHV) MJ/kg 9.35 17.89 18.42
Gross calorific value (HHV) MJ/kg 11.07 19.09 19.65
HHVMilne MJ/kg 10.71 18.47 19.02 Calculated

Trace elements composition
Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.2 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown
Lead (Pb) mg/kg (dry) 3.1 Unknown

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 840
SOT (softening or spherical temperature) °C 860
HT (hemispherical temperature) °C 1 040
FT (fluid temperature) °C 1 110

Ash Properties

Ash composition
CO2 wt% (ash) 4.00
SO3 wt% (ash) 2.30
Cl wt% (ash) 2.59
P2O5 wt% (ash) 2.33
SiO2 wt% (ash) 54.90
Fe2O3 wt% (ash) 0.14
Al2O3 wt% (ash) 0.15
CaO wt% (ash) 3.20
MgO wt% (ash) 3.42
Na2O wt% (ash) 0.16
K2O wt% (ash) 20.70
Pb mg/kg (ash) 15.0
Cd mg/kg (ash) 0.1
Cu mg/kg (ash) 46.0
Hg mg/kg (ash) 0.0