sewage sludge (#1523)

ID-number#1523
Materialsewage sludge
Classification ECN Phyllis classification ▸ sludge ▸ sewage ▸ sewage sludge
NTA 8003 classification ▸ [400] slib ▸ [410] zuiveringsslib RWZI
Sample lot sized50 35.5 mum
Submitter organisationECN (Netherlands)
Submission date1999-07-07
RemarksSludge from Saarberg, Saarbergwerke AG, Germany
LiteratureJ. M. Bemtgen, K. R. G. Hein and A. J. Minchener: Co-gasification of coal/biomass and coal/waste mixtures; volume III final reports; EC research project APAS contract COAL-CT92-0001, Stuttgart, Clean Coal Technology Programme, ISBN 3-928123-15-7 (1994).

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 0.36
Ash content wt% 46.93 47.10
Volatile matter wt% 44.96 45.12 85.29
Fixed carbon wt% 7.75 7.78 14.71 Calculated

Ultimate Analysis

Carbon wt% 27.73 27.83 52.60 Measured
Hydrogen wt% 3.58 3.60 6.80 Measured
Nitrogen wt% 3.58 3.60 6.80 Measured
Sulphur wt% 1.00 1.01 1.90 Measured
Oxygen wt% 16.81 16.88 31.90 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

HHVMilne MJ/kg 11.43 11.48 21.69 Calculated

Chemical Analyses

Minor elements

Cadmium (Cd) mg/kg (dry) 5.3 Measured
Chromium (Cr) mg/kg (dry) 140.0 Measured
Copper (Cu) mg/kg (dry) 410.0 Measured
Nickel (Ni) mg/kg (dry) 207.0 Measured
Lead (Pb) mg/kg (dry) 180.0 Measured
Zinc (Zn) mg/kg (dry) 2 290.0 Measured
Barium (Ba) mg/kg (dry) 820.0 Measured
Mercury (Hg) mg/kg (dry) 5.0

Ash Properties

Ash composition

SO3 wt% (ash) 1.10
SiO2 wt% (ash) 38.30
Fe2O3 wt% (ash) 12.50
Al2O3 wt% (ash) 14.80
CaO wt% (ash) 9.10
MgO wt% (ash) 2.80
K2O wt% (ash) 2.20