wood, forest residue (#846)

ID-number#846
Materialwood, forest residue
Classification ECN Phyllis classification ▸ untreated wood ▸ others ▸ wood, forest residue
NTA 8003 classification ▸ [100] hout ▸ [110] vers hout ▸ [119] overig vers hout
Ash typeASTM D1102 600 oC
Submitter organisationECN (Netherlands)
RemarksShasta, CA, Wheelabrator, wood residues. In ASME 1994 article same authors report P2O5 in ash to be 0.44 instead of 7.44
LiteratureT. R. Miles, T. R. Miles,Jr, L. Baxter, R. W. Bryers, B. M. Jenkins and L. L. Oden: Alkali deposits found in biomass power plants. A preliminary investigation of their extend and nature, NREL/TP-433-8142, 82 p. (1995).

Values

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

Fuel Properties

Proximate Analysis
Moisture content wt% 48.91
Ash content wt% 2.03 3.97
Volatile matter wt% 42.10 82.41 85.82
Fixed carbon wt% 6.96 13.62 14.18 Calculated

Ultimate Analysis
Carbon wt% 25.70 50.31 52.39 Measured
Hydrogen wt% 2.35 4.59 4.78 Measured
Nitrogen wt% 0.53 1.03 1.07 Measured
Sulphur wt% 0.06 0.11 0.11 Measured
Oxygen wt% 20.41 39.95 41.60 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values
Net calorific value (LHV) MJ/kg 8.60 19.16 19.96
Gross calorific value (HHV) MJ/kg 10.30 20.17 21.00
HHVMilne MJ/kg 9.33 18.26 19.01 Calculated

Chemical Analyses

Halides
Chlorine (Cl) mg/kg 204.4 400.0 416.5 Measured

Ash Properties

Ash composition
SO3 wt% (ash) 2.78
P2O5 wt% (ash) 7.44
SiO2 wt% (ash) 17.78
Fe2O3 wt% (ash) 1.58
Al2O3 wt% (ash) 3.55
CaO wt% (ash) 45.46
MgO wt% (ash) 7.48
Na2O wt% (ash) 2.13
K2O wt% (ash) 8.52
TiO2 wt% (ash) 0.50