miscanthus (#582)

ID-number#582
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% 1.21 2.09

Ultimate Analysis

Carbon wt% 28.25 48.71 49.75 Unknown
Hydrogen wt% 3.14 5.42 5.54 Unknown
Nitrogen wt% 0.26 0.45 0.46 Unknown
Sulphur wt% 0.02 0.04 0.04 Unknown
Oxygen wt% 24.92 42.96 43.88 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 9.50 18.16 18.54
Gross calorific value (HHV) MJ/kg 11.22 19.35 19.76
HHVMilne MJ/kg 10.75 18.54 18.93 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 1 914.0 3 300.0 3 370.4 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.3 Unknown
Lead (Pb) mg/kg (dry) 0.5 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 840
SOT (softening or spherical temperature) °C 880
HT (hemispherical temperature) °C 1 050
FT (fluid temperature) °C 1 140

Ash Properties

Ash composition

CO2 wt% (ash) 3.30
SO3 wt% (ash) 4.71
Cl wt% (ash) 7.40
P2O5 wt% (ash) 3.24
SiO2 wt% (ash) 36.40
Fe2O3 wt% (ash) 0.21
Al2O3 wt% (ash) 0.19
CaO wt% (ash) 4.50
MgO wt% (ash) 3.62
Na2O wt% (ash) 0.48
K2O wt% (ash) 30.40
Pb mg/kg (ash) 21.0
Cd mg/kg (ash) 0.1
Cu mg/kg (ash) 102.0
Hg mg/kg (ash) 0.0