wood, willow variety (#870)
| ID-number | #870 |
|---|---|
| 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, 3-year-old, Butt only, 1 to 2 inch. |
| 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% | 11.06 | ||||||||||||||||||
| Ash content | wt% | 0.94 | 1.06 | |||||||||||||||||
| Volatile matter | wt% | 74.83 | 84.13 | 85.03 | ||||||||||||||||
| Fixed carbon | wt% | 13.17 | 14.81 | 14.97 | Calculated | |||||||||||||||
Ultimate analysis (macroelements) |
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| Carbon | wt% | 43.54 | 48.95 | 49.47 | Measured | |||||||||||||||
| Hydrogen | wt% | 5.38 | 6.05 | 6.11 | Measured | |||||||||||||||
| Oxygen | wt% | 38.72 | 43.53 | 44.00 | Calculated | |||||||||||||||
| Nitrogen | wt% | 0.32 | 0.36 | 0.36 | Measured | |||||||||||||||
| Sulphur | wt% | 0.04 | 0.04 | 0.04 | Measured | |||||||||||||||
| Total (with halides) | wt% | 100.00 | 100.00 | 100.00 | Calculated | |||||||||||||||
Halides |
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| Chlorine (Cl) | mg/kg | 88.9 | 100.0 | 101.1 | Measured | |||||||||||||||
Heating value |
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| Net calorific value (LHV) | MJ/kg | 15.78 | 18.05 | 18.24 | ||||||||||||||||
| Gross calorific value (HHV) | MJ/kg | 17.22 | 19.37 | 19.57 | ||||||||||||||||
| HHVMilne | MJ/kg | 17.26 | 19.41 | 19.62 | Calculated | |||||||||||||||
Ash Properties |
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Ash composition |
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| CO2 | wt% (ash) | 18.34 | ||||||||||||||||||
| SO3 | wt% (ash) | 2.33 | ||||||||||||||||||
| P2O5 | wt% (ash) | 7.18 | ||||||||||||||||||
| SiO2 | wt% (ash) | 1.82 | ||||||||||||||||||
| Fe2O3 | wt% (ash) | 0.49 | ||||||||||||||||||
| Al2O3 | wt% (ash) | 1.48 | ||||||||||||||||||
| CaO | wt% (ash) | 44.68 | ||||||||||||||||||
| MgO | wt% (ash) | 2.16 | ||||||||||||||||||
| Na2O | wt% (ash) | 0.86 | ||||||||||||||||||
| K2O | wt% (ash) | 15.30 | ||||||||||||||||||
| TiO2 | wt% (ash) | 0.05 | ||||||||||||||||||