wheat straw (#2141)
| ID-number | #2141 |
|---|---|
| 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 | |
| Sample lot size | 1.5 mm sieve |
| Submitter organisation | ECN (Netherlands) |
| Submission date | 2001-04-20 |
| Literature | Storm,C.; Spliethoff, H.; Hein,K.R.G.: Generation of a gaseous fuel by gasification or pyrolysis of biomass for use as reburn gas in coal-fired boilers. Proceedings 5th European Conference on Industrial Furnaces and Boilers, 2000, vol. 1 p.689-699. |
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% | 8.30 | ||||||||||||||||||
| Ash content | wt% | 4.77 | 5.20 | |||||||||||||||||
| Volatile matter | wt% | 71.34 | 77.80 | 82.07 | ||||||||||||||||
| Fixed carbon | wt% | 15.59 | 17.00 | 17.93 | Calculated | |||||||||||||||
Ultimate analysis (macroelements) |
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| Carbon | wt% | 43.21 | 47.12 | 49.70 | Measured | |||||||||||||||
| Hydrogen | wt% | 5.30 | 5.78 | 6.10 | Measured | |||||||||||||||
| Oxygen | wt% | 36.86 | 40.20 | 42.40 | Calculated | |||||||||||||||
| Nitrogen | wt% | 0.43 | 0.47 | 0.50 | Measured | |||||||||||||||
| Sulphur | wt% | 0.17 | 0.19 | 0.20 | Measured | |||||||||||||||
| Total (with halides) | wt% | 100.00 | 100.00 | 100.00 | Calculated | |||||||||||||||
Halides |
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| Chlorine (Cl) | mg/kg | 9 562.5 | 10 428.0 | 11 000.0 | Measured | |||||||||||||||
Heating value |
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| Net calorific value (LHV) | MJ/kg | 14.90 | 16.47 | 17.38 | ||||||||||||||||
| Gross calorific value (HHV) | MJ/kg | 16.26 | 17.73 | 18.71 | ||||||||||||||||
| HHVMilne | MJ/kg | 17.21 | 18.77 | 19.80 | Calculated | |||||||||||||||
Ash Properties |
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Ash composition |
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| SiO2 | wt% (ash) | 36.60 | ||||||||||||||||||
| Fe2O3 | wt% (ash) | 0.60 | ||||||||||||||||||
| Al2O3 | wt% (ash) | 0.80 | ||||||||||||||||||
| CaO | wt% (ash) | 10.20 | ||||||||||||||||||
| MgO | wt% (ash) | 2.50 | ||||||||||||||||||
| Na2O | wt% (ash) | 2.30 | ||||||||||||||||||
| K2O | wt% (ash) | 36.70 | ||||||||||||||||||