char from wheat straw (#761)
| ID-number | #761 |
|---|---|
| Material | char from wheat straw |
| Classification | ECN Phyllis classification ▸ Biochar ▸ Wheat straw |
| NTA 8003 classification ▸ [800] samengestelde stromen ▸ [804] brandstof na carbonisatie | |
| Sample lot size | 0.122 mm |
| Ash type | char from fluid bed gasifier |
| Submitter organisation | ECN (Netherlands) |
| Literature | A. E. Ghaly, A. Ergüdenler and E. Laufer: Agglomeration characteristics of alumina sand-straw ash mixtures at elevated temperatures. Biomass and Bioenergy 5 (6) pp. 467-480 (1993). |
Values
| Property | Unit | Value | Std dev | Det lim | Lab | Date | Method | Remarks | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ar | dry | daf | ||||||||||||||||||
Main biomass properties |
||||||||||||||||||||
Proximate analysis |
||||||||||||||||||||
| Moisture content | wt% | 4.00 | ||||||||||||||||||
| Ash content | wt% | 36.96 | 38.50 | |||||||||||||||||
| Volatile matter | wt% | 15.23 | 15.86 | 25.79 | ||||||||||||||||
| Fixed carbon | wt% | 43.81 | 45.64 | 74.21 | Calculated | |||||||||||||||
Ultimate analysis (macroelements) |
||||||||||||||||||||
| Carbon | wt% | 52.02 | 54.19 | 88.11 | Measured | |||||||||||||||
| Hydrogen | wt% | 1.34 | 1.40 | 2.28 | Measured | |||||||||||||||
| Oxygen | wt% | 4.75 | 4.95 | 8.05 | Calculated | |||||||||||||||
| Nitrogen | wt% | 0.85 | 0.89 | 1.45 | Measured | |||||||||||||||
| Sulphur | wt% | 0.07 | 0.07 | 0.11 | Measured | |||||||||||||||
| Total (with halides) | wt% | 100.00 | 100.00 | 100.00 | Calculated | |||||||||||||||
Heating value |
||||||||||||||||||||
| Net calorific value (LHV) | MJ/kg | 15.26 | 16.00 | 26.02 | ||||||||||||||||
| Gross calorific value (HHV) | MJ/kg | 15.65 | 16.31 | 26.51 | ||||||||||||||||
| HHVMilne | MJ/kg | 18.50 | 19.27 | 31.34 | Calculated | |||||||||||||||
Physical Properties |
||||||||||||||||||||
Commonly used properties |
||||||||||||||||||||
| Bulk density (daf) | kg/m³ (daf) | 150 | ||||||||||||||||||