RDF (#1910)

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ID-number#1910
MaterialRDF
Classification ECN Phyllis classification ▸ RDF and MSW ▸ RDF unknown ▸ RDF
NTA 8003 classification ▸ [900] solid recovered fuels (SRF)
Ash type550°C
Submitter organisationECN (Netherlands)
Submission date2001-02-08
RemarksS and Cl calculated from ash
LiteratureM. Öhman: A new method to quantify fluidized bed agglomeration in the combustion of biomass fuels. Licantiate thesis.Thesis, Umea University, 23 p. (1997).

Values

Property Unit Value Std dev Det lim Lab Date Method Remarks
ar dry daf

Fuel Properties

Proximate Analysis
Moisture content wt% 38.70
Ash content wt% 10.05 16.40

Ultimate Analysis
Carbon wt% 26.42 43.10 51.56 Measured
Hydrogen wt% 3.49 5.70 6.82 Measured
Nitrogen wt% 0.43 0.70 0.84 Measured
Sulphur wt% 0.06 0.10 0.12 Calculated
Oxygen wt% 20.78 33.90 40.55 Calculated
Total (with halides) wt% 99.94 99.90 99.88 Calculated

Calorific Values
Net calorific value (LHV) MJ/kg 9.38 16.84 20.15
Gross calorific value (HHV) MJ/kg 11.09 18.09 21.64
HHVMilne MJ/kg 10.96 17.88 21.38 Calculated

Chemical Analyses

Halides
Chlorine (Cl) mg/kg 28.2 46.0 55.0 Calculated

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 1 090
SOT (softening or spherical temperature) °C 1 190
HT (hemispherical temperature) °C 1 220
FT (fluid temperature) °C 1 240

Ash Properties

Ash composition
CO2 wt% (ash) 3.50
SO3 wt% (ash) 1.50
Cl wt% (ash) 2.80
P2O5 wt% (ash) 2.10
SiO2 wt% (ash) 34.70
Fe2O3 wt% (ash) 4.40
Al2O3 wt% (ash) 20.20
CaO wt% (ash) 13.10
MgO wt% (ash) 1.60
Na2O wt% (ash) 2.70
K2O wt% (ash) 2.50