sewage sludge digestate, dried (#2913)

ID-number#2913
Materialsewage sludge digestate, dried
Classification ECN Phyllis classification ▸ sludge ▸ sewage
NTA 8003 classification ▸ [400] slib ▸ [410] zuiveringsslib RWZI
Submitter organisationECN (Netherlands)
Submission date2011-02-28
RemarksASTM standards used for chemical analysis
LiteratureA. Gomez-Barea, S. Nilsson, F. Vidal Barrero, M. Campoy: Devolatilization of wood and wastes in fluidized bed. Fuel Processing Technology 91 (2010) 1624-1633.

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 8.65
Ash content wt% 39.42 43.15
Volatile matter wt% 47.27 51.75 91.03
Fixed carbon wt% 4.66 5.10 8.97 Calculated

Ultimate Analysis

Carbon wt% 28.21 30.88 54.32 Measured
Hydrogen wt% 3.98 4.36 7.67 Measured
Nitrogen wt% 4.35 4.76 8.37 Measured
Sulphur wt% 1.13 1.24 2.18 Measured
Oxygen wt% 14.26 15.61 27.46 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 11.17 12.46 21.91
Gross calorific value (HHV) MJ/kg 12.25 13.41 23.59
HHVMilne MJ/kg 12.39 13.56 23.85 Calculated