wood, fir mill waste (#804)

ID-number#804
Materialwood, fir mill waste
Classification ECN Phyllis classification ▸ untreated wood ▸ fir/pine/spruce
NTA 8003 classification ▸ [100] hout ▸ [110] vers hout ▸ [130] naaldhout ▸ [131] naaldhout
Ash typeASTM D1102; 600 oC
Submitter organisationECN (Netherlands)
RemarksTacoma, WA, Douglas Fir sawmill residues. Hazen.
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% 63.00
Ash content wt% 0.15 0.41
Volatile matter wt% 30.38 82.11 82.45
Fixed carbon wt% 6.47 17.48 17.55 Calculated

Ultimate Analysis

Carbon wt% 18.96 51.23 51.44 Measured
Hydrogen wt% 2.21 5.98 6.00 Measured
Nitrogen wt% 0.02 0.06 0.06 Measured
Sulphur wt% 0.01 0.03 0.03 Measured
Oxygen wt% 15.58 42.10 42.27 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 5.53 19.12 19.19
Gross calorific value (HHV) MJ/kg 7.56 20.42 20.50
HHVMilne MJ/kg 7.52 20.31 20.40 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 703.0 1 900.0 1 907.8 Measured

Ash Properties

Ash composition

CO2 wt% (ash) 18.92
SO3 wt% (ash) 2.93
P2O5 wt% (ash) 2.87
SiO2 wt% (ash) 15.17
Fe2O3 wt% (ash) 6.58
Al2O3 wt% (ash) 3.96
CaO wt% (ash) 11.90
MgO wt% (ash) 4.59
Na2O wt% (ash) 23.50
K2O wt% (ash) 7.00
TiO2 wt% (ash) 0.27