sewage sludge, granulates (#941)

ID-number#941
Materialsewage sludge, granulates
Classification ECN Phyllis classification ▸ sludge ▸ sewage
NTA 8003 classification ▸ [400] slib ▸ [410] zuiveringsslib RWZI
Ash typeISO 1171 (815 degC)
Submitter organisationECN (Netherlands)
Remarkstested in ECN CFB gasifier (BIVKIN) mixed with demolition wood
LiteratureJ. W. Vermeulen and A. van der Drift: Brandstoffen uit reststromen voor circulerend wervelbedvergassing, rapportage fase 2, (non-confidential version, in Dutch), Haarlem, NV Afvalzorg (1998).

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 10.60
Ash content wt% 32.18 36.00
Volatile matter wt% 47.02 52.60 82.19
Fixed carbon wt% 10.19 11.40 17.81 Calculated

Ultimate Analysis

Carbon wt% 29.87 33.41 52.20 Measured
Hydrogen wt% 4.16 4.65 7.27 Measured
Nitrogen wt% 4.04 4.52 7.06 Measured
Sulphur wt% 1.49 1.67 2.61 Measured
Oxygen wt% 17.55 19.64 30.68 Measured
Total (with halides) wt% 100.01 100.01 100.01 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 12.07 13.79 21.54
Gross calorific value (HHV) MJ/kg 13.23 14.80 23.13
HHVMilne MJ/kg 12.88 14.41 22.51 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 858.2 960.0 1 500.0 Measured
Fluorine (F) mg/kg 251.8 281.6 440.0 Measured

Major elements

Aluminium (Al) mg/kg (dry) 20 300.0 Measured
Potassium (K) mg/kg (dry) 2 250.0 Measured
Sodium (Na) mg/kg (dry) 1 600.0 Measured
Calcium (Ca) mg/kg (dry) 39 000.0 Measured
Silicon (Si) mg/kg (dry) 32 600.0 Measured
Magnesium (Mg) mg/kg (dry) 3 700.0 Measured
Iron (Fe) mg/kg (dry) 50 800.0 Measured
Phosphorus (P) mg/kg (dry) 21 900.0 Measured
Titanium (Ti) mg/kg (dry) 420.0 Measured

Minor elements

Arsenic (As) mg/kg (dry) 5.6 Measured
Cadmium (Cd) mg/kg (dry) 1.4 Measured
Cobalt (Co) mg/kg (dry) 6.6 Measured
Chromium (Cr) mg/kg (dry) 64.0 Measured
Copper (Cu) mg/kg (dry) 450.0 Measured
Manganese (Mn) mg/kg (dry) 405.0 Measured
Nickel (Ni) mg/kg (dry) 170.0 Measured
Lead (Pb) mg/kg (dry) 180.0 Measured
Vanadium (V) mg/kg (dry) 14.0 Measured
Zinc (Zn) mg/kg (dry) 930.0 Measured
Barium (Ba) mg/kg (dry) 400.0 Measured
Molybdenium (Mo) mg/kg (dry) 6.4 Measured
Selenium (Se) mg/kg (dry) 0.4
Mercury (Hg) mg/kg (dry) 2.3 Measured

Other elements

Tin (Sn) mg/kg (dry) 24.0 Measured
Strontium (Sr) mg/kg (dry) 350.0 Measured
Boron (B) mg/kg (dry) 62.0 Measured
Antimony (Sb) mg/kg (dry) 0.3