miscanthus (#599)

ID-number#599
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% 1.86 3.20

Ultimate Analysis

Carbon wt% 27.77 47.88 49.46 Unknown
Hydrogen wt% 3.17 5.47 5.65 Unknown
Nitrogen wt% 0.27 0.46 0.48 Unknown
Sulphur wt% 0.03 0.06 0.06 Unknown
Oxygen wt% 24.81 42.78 44.19 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 9.31 17.83 18.42
Gross calorific value (HHV) MJ/kg 11.04 19.03 19.66
HHVMilne MJ/kg 10.63 18.33 18.93 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 870.0 1 500.0 1 549.6 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.3 Unknown
Lead (Pb) mg/kg (dry) 4.5 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 900
SOT (softening or spherical temperature) °C 990
HT (hemispherical temperature) °C 1 120
FT (fluid temperature) °C 1 190

Ash Properties

Ash composition

CO2 wt% (ash) 4.00
SO3 wt% (ash) 3.19
Cl wt% (ash) 1.49
P2O5 wt% (ash) 2.56
SiO2 wt% (ash) 50.80
Fe2O3 wt% (ash) 0.19
Al2O3 wt% (ash) 0.20
CaO wt% (ash) 5.10
MgO wt% (ash) 3.67
Na2O wt% (ash) 0.22
K2O wt% (ash) 20.60
Pb mg/kg (ash) 12.0
Cd mg/kg (ash) 0.1
Cu mg/kg (ash) 87.0
Hg mg/kg (ash) 0.0