RDF (#1806)

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ID-number#1806
MaterialRDF
Classification ECN Phyllis classification ▸ RDF and MSW ▸ RDF unknown ▸ RDF
NTA 8003 classification ▸ [900] solid recovered fuels (SRF)
Submitter organisationECN (Netherlands)
Submission date2000-10-19
LiteratureJ.H.Canova and D.J.Bushnell: Testing and evaluating the combustion characteristics of densified RDF and mixed waste paper. In: Proc. Energy from biomass and wastes XVI (Ed. D.L.Klass), pp. 1191-1219, Institute of Gas Technology, Chicago (1993).

Values

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

Main biomass properties

Proximate analysis
Moisture content wt% (ar)
Ash content wt% 27.72
Volatile matter wt% 62.93 87.06
Fixed carbon wt% 9.35 12.94 Calculated

Ultimate analysis (macroelements)
Carbon wt% 38.69 53.53 Measured
Hydrogen wt% 5.61 7.76 Measured
Oxygen wt% 26.03 36.01 Calculated
Nitrogen wt% 0.70 0.97 Measured
Sulphur wt% 0.71 0.98 Measured
Total (with halides) wt% 100.00 100.00 Calculated

Halides
Chlorine (Cl) mg/kg 5 400.0 7 470.9 Measured

Heating value
Net calorific value (LHV) MJ/kg 16.44 22.75
Gross calorific value (HHV) MJ/kg 17.67 24.44
HHVMilne MJ/kg 17.14 23.72 Calculated

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 1 138
SOT (softening or spherical temperature) °C 1 166
HT (hemispherical temperature) °C 1 182
FT (fluid temperature) °C 1 260

Ash Properties

Ash composition
SO3 wt% (ash) 1.96
P2O5 wt% (ash) 1.28
SiO2 wt% (ash) 57.11
Fe2O3 wt% (ash) 2.49
Al2O3 wt% (ash) 11.23
CaO wt% (ash) 12.57
MgO wt% (ash) 1.52
Na2O wt% (ash) 7.92
K2O wt% (ash) 1.77
TiO2 wt% (ash) 1.52