wood, hybrid poplar (#806)

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ID-number#806
Materialwood, hybrid poplar
Classification ECN Phyllis classification ▸ untreated wood ▸ poplar
NTA 8003 classification ▸ [100] hout ▸ [110] vers hout ▸ [120] loofhout ▸ [124] zacht loofhout met schors
Ash typeASTM D1102; 600 oC
Submitter organisationECN (Netherlands)
RemarksBattelle Columbus, 6 in diameter stems from plantation. CT&E
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% 6.89
Ash content wt% 2.51 2.70
Volatile matter wt% 78.97 84.81 87.16
Fixed carbon wt% 11.63 12.49 12.84 Calculated

Ultimate Analysis
Carbon wt% 46.72 50.18 51.57 Measured
Hydrogen wt% 5.64 6.06 6.23 Measured
Nitrogen wt% 0.56 0.60 0.62 Measured
Sulphur wt% 0.02 0.02 0.02 Measured
Oxygen wt% 37.64 40.43 41.55 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values
Net calorific value (LHV) MJ/kg 16.31 17.70 18.19
Gross calorific value (HHV) MJ/kg 17.71 19.02 19.55
HHVMilne MJ/kg 18.77 20.16 20.72 Calculated

Chemical Analyses

Halides
Chlorine (Cl) mg/kg 93.1 100.0 102.8 Measured

Ash Properties

Ash composition
CO2 wt% (ash) 8.18
SO3 wt% (ash) 2.04
P2O5 wt% (ash) 1.34
SiO2 wt% (ash) 5.90
Fe2O3 wt% (ash) 1.40
Al2O3 wt% (ash) 0.84
CaO wt% (ash) 49.92
MgO wt% (ash) 18.40
Na2O wt% (ash) 0.13
K2O wt% (ash) 9.64
TiO2 wt% (ash) 0.30