sunflower (#553)

ID-number#553
Materialsunflower
Classification ECN Phyllis classification ▸ straw (stalk/cob/ear) ▸ sunflower ▸ sunflower
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [220] stro ▸ [229] overig stro
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% 12.90

Ultimate Analysis

Carbon wt% 43.44 49.87 Unknown
Hydrogen wt% 4.84 5.56 Unknown
Nitrogen wt% 1.20 1.38 Unknown
Sulphur wt% 0.10 0.11 Unknown
Oxygen wt% 36.62 42.04 Calculated
Total (with halides) wt% 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 16.10 18.49
Gross calorific value (HHV) MJ/kg 17.15 19.69
HHVMilne MJ/kg 16.51 18.95 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 9 000.0 10 333.0 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.1 Unknown
Copper (Cu) mg/kg (dry) 14.6 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 600
SOT (softening or spherical temperature) °C 620
HT (hemispherical temperature) °C 650
FT (fluid temperature) °C 680

Ash Properties

Ash composition

CO2 wt% (ash) 23.30
SO3 wt% (ash) 2.55
Cl wt% (ash) 6.45
P2O5 wt% (ash) 2.70
SiO2 wt% (ash) 4.50
Fe2O3 wt% (ash) 1.02
Al2O3 wt% (ash) 0.12
CaO wt% (ash) 14.90
MgO wt% (ash) 1.85
Na2O wt% (ash) 0.03
K2O wt% (ash) 43.70
Pb mg/kg (ash) 6.0
Cd mg/kg (ash) 0.0
Cu mg/kg (ash) 62.0
Hg mg/kg (ash) 0.0