miscanthus (#569)

ID-number#569
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, moisture content average of harvest jan.1991, 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% 45.00
Ash content wt% 2.87 5.22

Ultimate Analysis

Carbon wt% 26.08 47.41 50.02 Unknown
Hydrogen wt% 2.94 5.35 5.64 Unknown
Nitrogen wt% 0.29 0.53 0.56 Unknown
Sulphur wt% 0.03 0.06 0.06 Unknown
Oxygen wt% 22.58 41.06 43.32 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 8.65 17.72 18.70
Gross calorific value (HHV) MJ/kg 10.40 18.90 19.94
HHVMilne MJ/kg 10.00 18.18 19.18 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 2 035.0 3 700.0 3 903.8 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 2.7 Unknown
Lead (Pb) mg/kg (dry) 6.2 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 970
SOT (softening or spherical temperature) °C 1 080
HT (hemispherical temperature) °C 1 130
FT (fluid temperature) °C 1 200

Ash Properties

Ash composition

CO2 wt% (ash) 0.44
SO3 wt% (ash) 1.70
Cl wt% (ash) 0.07
P2O5 wt% (ash) 1.85
SiO2 wt% (ash) 82.30
Fe2O3 wt% (ash) 0.36
Al2O3 wt% (ash) 0.76
CaO wt% (ash) 4.10
MgO wt% (ash) 2.59
Na2O wt% (ash) 0.15
K2O wt% (ash) 4.60
Pb mg/kg (ash) 12.0
Cd mg/kg (ash) 0.2
Cu mg/kg (ash) 22.0
Hg mg/kg (ash) 0.0