miscanthus (#595)

ID-number#595
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% 3.43 5.92

Ultimate Analysis

Carbon wt% 27.66 47.69 50.69 Unknown
Hydrogen wt% 3.12 5.38 5.72 Unknown
Nitrogen wt% 0.50 0.87 0.92 Unknown
Sulphur wt% 0.06 0.10 0.11 Unknown
Oxygen wt% 23.17 39.95 42.46 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 9.25 17.73 18.84
Gross calorific value (HHV) MJ/kg 10.97 18.91 20.10
HHVMilne MJ/kg 10.67 18.40 19.56 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 522.0 900.0 956.6 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 2.5 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 660
SOT (softening or spherical temperature) °C 1 020
HT (hemispherical temperature) °C 1 220
FT (fluid temperature) °C 1 260

Ash Properties

Ash composition

CO2 wt% (ash) 2.20
SO3 wt% (ash) 1.57
Cl wt% (ash) 0.40
P2O5 wt% (ash) 2.31
SiO2 wt% (ash) 79.30
Fe2O3 wt% (ash) 0.34
Al2O3 wt% (ash) 0.42
CaO wt% (ash) 8.50
MgO wt% (ash) 2.84
Na2O wt% (ash) 0.09
K2O wt% (ash) 2.40
Pb mg/kg (ash) 6.0
Cd mg/kg (ash) 0.0
Cu mg/kg (ash) 27.0
Hg mg/kg (ash) 0.0