miscanthus (#570)

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ID-number#570
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, moisture content average of harvest jan.1991, 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% 45.00
Ash content wt% 3.06 5.56

Ultimate analysis (macroelements)
Carbon wt% 26.56 48.29 51.13 Unknown
Hydrogen wt% 2.98 5.42 5.74 Unknown
Oxygen wt% 21.88 39.78 42.12 Calculated
Nitrogen wt% 0.35 0.63 0.67 Unknown
Sulphur wt% 0.04 0.07 0.07 Unknown
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Halides
Chlorine (Cl) mg/kg 1 375.0 2 500.0 2 647.2 Unknown

Heating value
Net calorific value (LHV) MJ/kg 8.77 17.94 18.99
Gross calorific value (HHV) MJ/kg 10.52 19.13 20.26
HHVMilne MJ/kg 10.29 18.71 19.81 Calculated

Trace elements composition
Cadmium (Cd) mg/kg (dry) 0.2 Unknown
Copper (Cu) mg/kg (dry) 2.4 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown
Lead (Pb) mg/kg (dry) 10.2 Unknown

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 970
SOT (softening or spherical temperature) °C 1 060
HT (hemispherical temperature) °C 1 170
FT (fluid temperature) °C 1 220

Ash Properties

Ash composition
CO2 wt% (ash) 0.37
SO3 wt% (ash) 2.10
Cl wt% (ash) 0.04
P2O5 wt% (ash) 1.64
SiO2 wt% (ash) 85.70
Fe2O3 wt% (ash) 0.61
Al2O3 wt% (ash) 0.30
CaO wt% (ash) 3.00
MgO wt% (ash) 2.02
Na2O wt% (ash) 0.15
K2O wt% (ash) 3.70
Pb mg/kg (ash) 8.0
Cd mg/kg (ash) 0.6
Cu mg/kg (ash) 20.0
Hg mg/kg (ash) 0.0