miscanthus (#589)

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ID-number#589
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, harvest feb.1992 Atzenbrugg, 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% 30.00
Ash content wt% 1.91 2.73

Ultimate analysis (macroelements)
Carbon wt% 33.91 48.44 49.80 Measured
Hydrogen wt% 3.82 5.45 5.60 Measured
Oxygen wt% 29.90 42.71 43.91 Calculated
Nitrogen wt% 0.32 0.45 0.46 Measured
Sulphur wt% 0.03 0.04 0.04 Measured
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Halides
Chlorine (Cl) mg/kg 1 260.0 1 800.0 1 850.5 Measured

Heating value
Net calorific value (LHV) MJ/kg 11.86 17.99 18.50
Gross calorific value (HHV) MJ/kg 13.44 19.19 19.73
HHVMilne MJ/kg 12.95 18.51 19.03 Calculated

Trace elements composition
Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.3 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown
Lead (Pb) mg/kg (dry) 1.0 Unknown

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 860
SOT (softening or spherical temperature) °C 940
HT (hemispherical temperature) °C 1 110
FT (fluid temperature) °C 1 170

Ash Properties

Ash composition
CO2 wt% (ash) 3.60
SO3 wt% (ash) 4.44
Cl wt% (ash) 1.70
P2O5 wt% (ash) 3.21
SiO2 wt% (ash) 45.90
Fe2O3 wt% (ash) 0.26
Al2O3 wt% (ash) 0.23
CaO wt% (ash) 5.60
MgO wt% (ash) 4.18
Na2O wt% (ash) 0.27
K2O wt% (ash) 29.40
Pb mg/kg (ash) 34.0
Cd mg/kg (ash) 0.2
Cu mg/kg (ash) 88.0
Hg mg/kg (ash) 0.0