miscanthus (#584)

ID-number#584
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% 1.69 2.92

Ultimate Analysis

Carbon wt% 28.31 48.81 50.28 Unknown
Hydrogen wt% 3.13 5.39 5.55 Unknown
Nitrogen wt% 0.30 0.51 0.53 Unknown
Sulphur wt% 0.02 0.04 0.04 Unknown
Oxygen wt% 24.42 42.11 43.38 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 9.43 18.03 18.58
Gross calorific value (HHV) MJ/kg 11.15 19.22 19.80
HHVMilne MJ/kg 10.80 18.61 19.17 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 1 276.0 2 200.0 2 266.2 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 1.2 Unknown
Lead (Pb) mg/kg (dry) 1.1 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 750
SOT (softening or spherical temperature) °C 760
HT (hemispherical temperature) °C 970
FT (fluid temperature) °C 1 020

Ash Properties

Ash composition

CO2 wt% (ash) 3.60
SO3 wt% (ash) 4.47
Cl wt% (ash) 2.65
P2O5 wt% (ash) 3.22
SiO2 wt% (ash) 44.00
Fe2O3 wt% (ash) 0.17
Al2O3 wt% (ash) 0.15
CaO wt% (ash) 4.30
MgO wt% (ash) 3.03
Na2O wt% (ash) 0.24
K2O wt% (ash) 30.70
Pb mg/kg (ash) 23.0
Cd mg/kg (ash) 0.3
Cu mg/kg (ash) 72.0
Hg mg/kg (ash) 0.0