sunflower (#555)

ID-number#555
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% 11.14

Ultimate Analysis

Carbon wt% 42.74 48.10 Unknown
Hydrogen wt% 5.03 5.66 Unknown
Nitrogen wt% 0.99 1.11 Unknown
Sulphur wt% 0.11 0.12 Unknown
Oxygen wt% 39.21 44.13 Calculated
Total (with halides) wt% 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 15.21 17.12
Gross calorific value (HHV) MJ/kg 16.32 18.37
HHVMilne MJ/kg 16.26 18.29 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 7 800.0 8 777.9 Unknown

Minor elements

Cadmium (Cd) mg/kg (dry) 0.2 Unknown
Copper (Cu) mg/kg (dry) 11.4 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 700
SOT (softening or spherical temperature) °C 780
HT (hemispherical temperature) °C 1 750
FT (fluid temperature) °C 1 800

Ash Properties

Ash composition

CO2 wt% (ash) 20.68
SO3 wt% (ash) 0.81
Cl wt% (ash) 3.45
P2O5 wt% (ash) 0.89
SiO2 wt% (ash) 6.40
Fe2O3 wt% (ash) 0.12
Al2O3 wt% (ash) 0.28
CaO wt% (ash) 13.10
MgO wt% (ash) 1.82
Na2O wt% (ash) 0.32
K2O wt% (ash) 13.90
Pb mg/kg (ash) 1.0
Cd mg/kg (ash) 0.0
Cu mg/kg (ash) 53.0
Hg mg/kg (ash) 0.0