miscanthus (#588)

ID-number#588
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

Fuel Properties

Proximate Analysis

Moisture content wt% 42.00
Ash content wt% 1.67 2.88

Ultimate Analysis

Carbon wt% 27.96 48.21 49.64 Unknown
Hydrogen wt% 3.09 5.32 5.48 Unknown
Nitrogen wt% 0.27 0.47 0.48 Unknown
Sulphur wt% 0.02 0.04 0.04 Unknown
Oxygen wt% 24.85 42.84 44.11 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 9.35 17.89 18.42
Gross calorific value (HHV) MJ/kg 11.05 19.06 19.62
HHVMilne MJ/kg 10.58 18.24 18.78 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 1 392.0 2 400.0 2 471.2 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.4 Unknown
Lead (Pb) mg/kg (dry) 2.2 Unknown
Mercury (Hg) mg/kg (dry) 0.0 Unknown

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions

IDT (initial deformation temperature) °C 890
SOT (softening or spherical temperature) °C 900
HT (hemispherical temperature) °C 1 050
FT (fluid temperature) °C 1 100

Ash Properties

Ash composition

CO2 wt% (ash) 5.90
SO3 wt% (ash) 3.12
Cl wt% (ash) 5.65
P2O5 wt% (ash) 3.21
SiO2 wt% (ash) 44.30
Fe2O3 wt% (ash) 0.27
Al2O3 wt% (ash) 0.24
CaO wt% (ash) 6.20
MgO wt% (ash) 4.09
Na2O wt% (ash) 0.07
K2O wt% (ash) 23.40
Pb mg/kg (ash) 12.0
Cd mg/kg (ash) 0.1
Cu mg/kg (ash) 53.0
Hg mg/kg (ash) 0.0