RDF (#1803)

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ID-number#1803
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% 10.64
Volatile matter wt% 78.45 87.79
Fixed carbon wt% 10.91 12.21 Calculated

Ultimate analysis (macroelements)
Carbon wt% 46.95 52.54 Measured
Hydrogen wt% 6.55 7.33 Measured
Oxygen wt% 34.86 39.01 Calculated
Nitrogen wt% (dry) 0.50
Sulphur wt% 0.26 0.29 Measured
Total (with halides) wt% 99.50 99.44 Calculated

Halides
Chlorine (Cl) mg/kg 2 400.0 2 685.8 Measured

Heating value
Net calorific value (LHV) MJ/kg 19.50 21.82
Gross calorific value (HHV) MJ/kg 20.93 23.42
HHVMilne MJ/kg 20.36 22.78 Calculated

Ash melting behaviour

American standard method, measured in oxidizing conditions
IDT (initial deformation temperature) °C 1 143
SOT (softening or spherical temperature) °C 1 171
HT (hemispherical temperature) °C 1 182
FT (fluid temperature) °C 1 260

Ash Properties

Ash composition
SO3 wt% (ash) 3.23
P2O5 wt% (ash) 1.17
SiO2 wt% (ash) 42.12
Fe2O3 wt% (ash) 3.77
Al2O3 wt% (ash) 21.51
CaO wt% (ash) 14.51
MgO wt% (ash) 1.85
Na2O wt% (ash) 6.70
K2O wt% (ash) 0.96
TiO2 wt% (ash) 2.92