RDF (#959)

ID-number#959
MaterialRDF
Classification ECN Phyllis classification ▸ RDF and MSW ▸ RDF unknown ▸ RDF
NTA 8003 classification ▸ [900] solid recovered fuels (SRF)
Ash type815 degC (BS 1016)
Submitter organisationECN (Netherlands)
RemarksUnited Kingdom; heating value calculated with equation for coal, not measured; ash data and trace elements from Abbas et.al. Vol. 2 Clean Coal Technology Progamme 1992-1994 APAS contract COAL-CT92-0002, J.M. Bemtgen et.al.
LiteratureP. Costen, F. C. Lockwood and J. J. Ou: Analysis of solid waste fuels, APAS Clean Coal Technology, London (UK), Imperial College of Science, Technology and Medicine, EUcontract CT92-0002, 32 p. (1994).

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 4.66
Ash content wt% 8.87 9.30
Volatile matter wt% 72.74 76.30 84.12
Fixed carbon wt% 13.73 14.40 15.88 Calculated

Ultimate Analysis

Carbon wt% 41.18 43.19 47.62 Measured
Hydrogen wt% 6.44 6.75 7.44 Measured
Nitrogen wt% 0.60 0.63 0.69 Measured
Sulphur wt% (dry) 0.04
Oxygen wt% 36.98 38.79 42.77 Calculated
Total (with halides) wt% 99.96 99.96 99.96 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 16.56 17.49 19.28
Gross calorific value (HHV) MJ/kg 18.08 18.96 20.90
HHVMilne MJ/kg 17.92 18.79 20.72 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 12 394.2 13 000.0 14 333.0 Measured

Major elements

Aluminium (Al) mg/kg (dry) 1 600.0 Measured
Iron (Fe) mg/kg (dry) 768.0 Measured

Minor elements

Arsenic (As) mg/kg (dry) 5.0 Measured
Cadmium (Cd) mg/kg (dry) 1.0
Cobalt (Co) mg/kg (dry) 2.0
Chromium (Cr) mg/kg (dry) 8.0 Measured
Copper (Cu) mg/kg (dry) 35.0 Measured
Manganese (Mn) mg/kg (dry) 57.0 Measured
Nickel (Ni) mg/kg (dry) 2.0 Measured
Lead (Pb) mg/kg (dry) 50.0 Measured
Vanadium (V) mg/kg (dry) 4.0 Measured
Zinc (Zn) mg/kg (dry) 85.0 Measured
Molybdenium (Mo) mg/kg (dry) 2.0
Mercury (Hg) mg/kg (dry) 2.0

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions

IDT (initial deformation temperature) °C 1 150
HT (hemispherical temperature) °C 1 170
FT (fluid temperature) °C 1 220

Commonly used properties

Bulk density (ar) kg/m³ (ar) 64

Ash Properties

Ash composition

SO3 wt% (ash) 1.60
P2O5 wt% (ash) 1.00
SiO2 wt% (ash) 39.80
Fe2O3 wt% (ash) 2.30
Al2O3 wt% (ash) 23.70
CaO wt% (ash) 22.90
MgO wt% (ash) 2.70
Na2O wt% (ash) 2.00
K2O wt% (ash) 1.90
TiO2 wt% (ash) 2.10