wood, willow variety (#868)
| ID-number | #868 |
|---|---|
| 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 SA22, 1-year-old, 5/16 to 1/2 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 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ar | dry | daf | ||||||||||||||||||
Main biomass properties |
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Proximate analysis |
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| Moisture content | wt% | 11.49 | ||||||||||||||||||
| Ash content | wt% | 1.33 | 1.50 | |||||||||||||||||
| Volatile matter | wt% | 72.43 | 81.83 | 83.08 | ||||||||||||||||
| Fixed carbon | wt% | 14.75 | 16.67 | 16.92 | Calculated | |||||||||||||||
Ultimate analysis (macroelements) |
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| Carbon | wt% | 44.03 | 49.75 | 50.51 | Measured | |||||||||||||||
| Hydrogen | wt% | 5.31 | 6.00 | 6.09 | Measured | |||||||||||||||
| Oxygen | wt% | 37.17 | 42.00 | 42.64 | Calculated | |||||||||||||||
| Nitrogen | wt% | 0.58 | 0.65 | 0.66 | Measured | |||||||||||||||
| Sulphur | wt% | 0.08 | 0.09 | 0.09 | Measured | |||||||||||||||
| Total (with halides) | wt% | 100.00 | 100.00 | 100.00 | Calculated | |||||||||||||||
Halides |
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| Chlorine (Cl) | mg/kg | 88.5 | 100.0 | 101.5 | Measured | |||||||||||||||
Heating value |
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| Net calorific value (LHV) | MJ/kg | 15.97 | 18.36 | 18.64 | ||||||||||||||||
| Gross calorific value (HHV) | MJ/kg | 17.41 | 19.67 | 19.97 | ||||||||||||||||
| HHVMilne | MJ/kg | 17.49 | 19.76 | 20.06 | Calculated | |||||||||||||||
Ash Properties |
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Ash composition |
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| CO2 | wt% (ash) | 17.65 | ||||||||||||||||||
| SO3 | wt% (ash) | 3.09 | ||||||||||||||||||
| P2O5 | wt% (ash) | 11.68 | ||||||||||||||||||
| SiO2 | wt% (ash) | 1.89 | ||||||||||||||||||
| Fe2O3 | wt% (ash) | 0.30 | ||||||||||||||||||
| Al2O3 | wt% (ash) | 0.16 | ||||||||||||||||||
| CaO | wt% (ash) | 32.00 | ||||||||||||||||||
| MgO | wt% (ash) | 7.67 | ||||||||||||||||||
| Na2O | wt% (ash) | 0.65 | ||||||||||||||||||
| K2O | wt% (ash) | 22.10 | ||||||||||||||||||
| TiO2 | wt% (ash) | 0.04 | ||||||||||||||||||