miscanthus (#586)

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ID-number#586
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% 27.92 48.14 49.59 Unknown
Hydrogen wt% 3.17 5.47 5.63 Unknown
Nitrogen wt% 0.31 0.53 0.55 Unknown
Sulphur wt% 0.02 0.03 0.03 Unknown
Oxygen wt% 24.67 42.53 43.81 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values
Net calorific value (LHV) MJ/kg 9.36 17.91 18.45
Gross calorific value (HHV) MJ/kg 11.08 19.11 19.69
HHVMilne MJ/kg 10.69 18.44 18.99 Calculated

Chemical Analyses

Halides
Chlorine (Cl) mg/kg 2 204.0 3 800.0 3 914.3 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 800
SOT (softening or spherical temperature) °C 830
HT (hemispherical temperature) °C 1 000
FT (fluid temperature) °C 1 100

Ash Properties

Ash composition
CO2 wt% (ash) 5.10
SO3 wt% (ash) 2.01
Cl wt% (ash) 3.99
P2O5 wt% (ash) 2.06
SiO2 wt% (ash) 55.30
Fe2O3 wt% (ash) 0.16
Al2O3 wt% (ash) 0.15
CaO wt% (ash) 3.30
MgO wt% (ash) 2.57
Na2O wt% (ash) 0.07
K2O wt% (ash) 17.90
Pb mg/kg (ash) 17.0
Cd mg/kg (ash) 0.4
Cu mg/kg (ash) 33.0
Hg mg/kg (ash) 0.0