miscanthus (#592)

ID-number#592
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, harvest feb.1991 St. Florian, 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% 49.00
Ash content wt% 2.01 3.94

Ultimate Analysis

Carbon wt% 24.03 47.11 49.04 Measured
Hydrogen wt% 2.93 5.74 5.98 Measured
Nitrogen wt% 0.26 0.50 0.52 Measured
Sulphur wt% 0.03 0.06 0.06 Measured
Oxygen wt% 21.56 42.27 44.00 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 7.77 17.59 18.31
Gross calorific value (HHV) MJ/kg 9.61 18.85 19.62
HHVMilne MJ/kg 9.42 18.47 19.22 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 1 938.0 3 800.0 3 955.9 Measured

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 2.5 Unknown
Lead (Pb) mg/kg (dry) 3.6 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 880
SOT (softening or spherical temperature) °C 1 040
HT (hemispherical temperature) °C 1 100
FT (fluid temperature) °C 1 190

Ash Properties

Ash composition

CO2 wt% (ash) 0.66
SO3 wt% (ash) 2.80
Cl wt% (ash) 2.53
P2O5 wt% (ash) 2.52
SiO2 wt% (ash) 68.30
Fe2O3 wt% (ash) 0.78
Al2O3 wt% (ash) 0.35
CaO wt% (ash) 5.00
MgO wt% (ash) 2.47
Na2O wt% (ash) 0.42
K2O wt% (ash) 12.50
Pb mg/kg (ash) 18.0
Cd mg/kg (ash) 0.6
Cu mg/kg (ash) 81.0
Hg mg/kg (ash) 0.0