wood, willow variety (#867)
ID-number | #867 |
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Material | wood, willow variety |
Classification | ECN Phyllis classification ▸ untreated wood ▸ willow ▸ wood, willow variety |
NTA 8003 classification ▸ [100] hout ▸ [110] vers hout ▸ [120] loofhout ▸ [122] zacht loofhout | |
Ash type | ASTM D1102 600 oC |
Submitter organisation | ECN (Netherlands) |
Remarks | State University of New York, Syracuse, air dried samples, stems, no leaves or fines, principal diameter shown, Salix clone SH3, 1-year-old, 5/16 to 3/4 inch diameter |
Literature | T. 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 | ||||||||||||
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ar | dry | daf | ||||||||||||||||||
Main biomass properties |
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Proximate analysis |
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Moisture content | wt% | 12.68 | ||||||||||||||||||
Ash content | wt% | 1.48 | 1.70 | |||||||||||||||||
Volatile matter | wt% | 71.74 | 82.16 | 83.58 | ||||||||||||||||
Fixed carbon | wt% | 14.09 | 16.14 | 16.42 | Calculated | |||||||||||||||
Ultimate analysis (macroelements) |
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Carbon | wt% | 42.66 | 48.85 | 49.69 | Measured | |||||||||||||||
Hydrogen | wt% | 5.27 | 6.04 | 6.14 | Measured | |||||||||||||||
Oxygen | wt% | 37.22 | 42.63 | 43.37 | Calculated | |||||||||||||||
Nitrogen | wt% | 0.62 | 0.71 | 0.72 | Measured | |||||||||||||||
Sulphur | wt% | 0.05 | 0.06 | 0.06 | Measured | |||||||||||||||
Total (with halides) | wt% | 100.00 | 100.00 | 100.00 | Calculated | |||||||||||||||
Halides |
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Chlorine (Cl) | mg/kg | 87.3 | 100.0 | 101.7 | Measured | |||||||||||||||
Heating value |
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Net calorific value (LHV) | MJ/kg | 15.69 | 18.32 | 18.64 | ||||||||||||||||
Gross calorific value (HHV) | MJ/kg | 17.15 | 19.64 | 19.98 | ||||||||||||||||
HHVMilne | MJ/kg | 16.96 | 19.42 | 19.76 | Calculated | |||||||||||||||
Ash Properties |
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Ash composition |
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CO2 | wt% (ash) | 27.10 | ||||||||||||||||||
SO3 | wt% (ash) | 1.70 | ||||||||||||||||||
P2O5 | wt% (ash) | 8.16 | ||||||||||||||||||
SiO2 | wt% (ash) | 1.11 | ||||||||||||||||||
Fe2O3 | wt% (ash) | 0.21 | ||||||||||||||||||
Al2O3 | wt% (ash) | 0.09 | ||||||||||||||||||
CaO | wt% (ash) | 40.48 | ||||||||||||||||||
MgO | wt% (ash) | 3.04 | ||||||||||||||||||
Na2O | wt% (ash) | 0.77 | ||||||||||||||||||
K2O | wt% (ash) | 13.90 | ||||||||||||||||||
TiO2 | wt% (ash) | 0.00 |