maize (#533)

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ID-number#533
Materialmaize
Classification ECN Phyllis classification ▸ straw (stalk/cob/ear) ▸ maize/corn ▸ maize
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [240] gewassen ▸ [241] mais
Ash typelaboratory
Submitter organisationECN (Netherlands)
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% (ar)
Ash content wt% 2.69

Ultimate Analysis
Carbon wt% 48.24 49.57 Unknown
Hydrogen wt% 5.50 5.65 Unknown
Nitrogen wt% 0.78 0.80 Unknown
Sulphur wt% 0.04 0.04 Unknown
Oxygen wt% 42.41 43.58 Calculated
Total (with halides) wt% 100.00 100.00 Calculated

Calorific Values
Net calorific value (LHV) MJ/kg 17.71 18.20
Gross calorific value (HHV) MJ/kg 18.92 19.44
HHVMilne MJ/kg 18.50 19.01 Calculated

Chemical Analyses

Halides
Chlorine (Cl) mg/kg 3 400.0 3 494.0 Unknown

Minor elements
Cadmium (Cd) mg/kg (dry) 0.0 Unknown
Copper (Cu) mg/kg (dry) 4.7 Unknown
Lead (Pb) mg/kg (dry) 6.4 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 830
SOT (softening or spherical temperature) °C 960
HT (hemispherical temperature) °C 1 050
FT (fluid temperature) °C 1 130

Ash Properties

Ash composition
CO2 wt% (ash) 2.79
SO3 wt% (ash) 1.80
Cl wt% (ash) 3.70
P2O5 wt% (ash) 9.20
SiO2 wt% (ash) 31.20
Fe2O3 wt% (ash) 0.56
Al2O3 wt% (ash) 0.38
CaO wt% (ash) 3.50
MgO wt% (ash) 3.00
Na2O wt% (ash) 0.73
K2O wt% (ash) 38.70
Pb mg/kg (ash) 255.0
Cd mg/kg (ash) 0.0
Cu mg/kg (ash) 270.0
Hg mg/kg (ash) 0.0