miscanthus (#577)

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ID-number#577
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% 2.27 4.13

Ultimate analysis (macroelements)
Carbon wt% 26.22 47.67 49.72 Unknown
Hydrogen wt% 3.08 5.60 5.84 Unknown
Oxygen wt% 22.94 41.70 43.50 Calculated
Nitrogen wt% 0.27 0.49 0.51 Unknown
Sulphur wt% 0.03 0.06 0.06 Unknown
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Halides
Chlorine (Cl) mg/kg 1 925.0 3 500.0 3 650.8 Unknown

Heating value
Net calorific value (LHV) MJ/kg 8.73 17.88 18.65
Gross calorific value (HHV) MJ/kg 10.51 19.11 19.93
HHVMilne MJ/kg 10.20 18.54 19.34 Calculated

Trace elements composition
Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 2.7 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown
Lead (Pb) mg/kg (dry) 5.4 Unknown

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 850
SOT (softening or spherical temperature) °C 1 020
HT (hemispherical temperature) °C 1 090
FT (fluid temperature) °C 1 220

Ash Properties

Ash composition
CO2 wt% (ash) 0.37
SO3 wt% (ash) 2.60
Cl wt% (ash) 0.54
P2O5 wt% (ash) 2.19
SiO2 wt% (ash) 77.20
Fe2O3 wt% (ash) 0.80
Al2O3 wt% (ash) 0.32
CaO wt% (ash) 6.40
MgO wt% (ash) 2.12
Na2O wt% (ash) 0.07
K2O wt% (ash) 9.00
Pb mg/kg (ash) 22.0
Cd mg/kg (ash) 0.6
Cu mg/kg (ash) 518.0
Hg mg/kg (ash) 0.1