wheat straw (#977)
| ID-number | #977 |
|---|---|
| Material | wheat straw |
| Classification | ECN Phyllis classification ▸ straw (stalk/cob/ear) ▸ wheat ▸ wheat straw |
| NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [220] stro ▸ [223] tarwestro | |
| Submitter organisation | ECN (Netherlands) |
| Remarks | Biochemical composition on extractive free basis! Concentration of extractives: 8.0% (obtained with extraction with alcohol/benzene) |
| Literature | A. Demirbas: Calculation of higher heating values of biomass fuels. Fuel 76 (5) pp. 431-434 (1997). |
Values
| Property | Unit | Value | Std dev | Det lim | Lab | Date | Method | Remarks | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ar | dry | daf | ||||||||||||||||||
Fuel Properties |
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Proximate Analysis |
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| Moisture content | wt% (ar) | |||||||||||||||||||
| Ash content | wt% | 13.50 | ||||||||||||||||||
Ultimate Analysis |
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| Carbon | wt% | 45.50 | 52.60 | Measured | ||||||||||||||||
| Hydrogen | wt% | 5.10 | 5.90 | Measured | ||||||||||||||||
| Nitrogen | wt% | 1.80 | 2.08 | Measured | ||||||||||||||||
| Oxygen | wt% | 34.10 | 39.42 | Calculated | ||||||||||||||||
| Total (with halides) | wt% | 100.00 | 100.00 | Calculated | ||||||||||||||||
Calorific Values |
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| Net calorific value (LHV) | MJ/kg | 15.89 | 18.37 | |||||||||||||||||
| Gross calorific value (HHV) | MJ/kg | 17.00 | 19.65 | |||||||||||||||||
| HHVMilne | MJ/kg | 17.77 | 20.54 | Calculated | ||||||||||||||||
Chemical Analyses |
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Biochemical composition |
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| Cellulose | wt% (dry) | 28.80 | Measured | |||||||||||||||||
| Hemicellulose | wt% (dry) | 39.10 | Measured | |||||||||||||||||
| Lignin | wt% (dry) | 18.60 | Measured | |||||||||||||||||
| Total ash + biochemical | wt% (dry) | 100.00 | Calculated | |||||||||||||||||