bark, mixed (#54)

ID-number#54
Materialbark, mixed
Classification ECN Phyllis classification ▸ untreated wood ▸ bark
NTA 8003 classification ▸ [100] hout ▸ [110] vers hout ▸ [112] schors
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% 5.08

Ultimate Analysis

Carbon wt% 48.83 51.44 Unknown
Hydrogen wt% 4.60 4.85 Unknown
Nitrogen wt% 0.33 0.35 Unknown
Sulphur wt% 0.08 0.08 Unknown
Oxygen wt% 41.04 43.24 Calculated
Total (with halides) wt% 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 19.02 20.04
Gross calorific value (HHV) MJ/kg 19.94 21.00
HHVMilne MJ/kg 17.70 18.65 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 400.0 421.4 Unknown

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions

IDT (initial deformation temperature) °C 1 250
SOT (softening or spherical temperature) °C 1 320
HT (hemispherical temperature) °C 1 340
FT (fluid temperature) °C 1 410

Ash Properties

Ash composition

CO2 wt% (ash) 5.40
SO3 wt% (ash) 1.67
Cl wt% (ash) 0.02
P2O5 wt% (ash) 2.18
SiO2 wt% (ash) 26.30
Fe2O3 wt% (ash) 2.60
Al2O3 wt% (ash) 3.59
CaO wt% (ash) 35.80
MgO wt% (ash) 3.07
Na2O wt% (ash) 0.50
K2O wt% (ash) 4.90
Pb mg/kg (ash) 71.0
Cd mg/kg (ash) 14.7
Cu mg/kg (ash) 184.0
Hg mg/kg (ash) 0.5