rice straw, dried in air (#2818)
| ID-number | #2818 |
|---|---|
| Material | rice straw, dried in air |
| Classification | ECN Phyllis classification ▸ straw (stalk/cob/ear) ▸ rice |
| NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [220] stro ▸ [224] rijsthalm | |
| Submitter organisation | ECN (Netherlands) |
| Submission date | 2008-07-24 |
| Remarks | Cellulose, hemicellulose and lignin content based on TGA and volatile portion of materials. Char and bio-oil data in following records. |
| Literature | S.-H. Jung, B.-S. Kang, J.-S. Kim: Production of bio-ol from rice straw and bamboo sawdust…….J. Anal. Appl. Pyrolysis 82 (2008) 240-247 |
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% | 6.80 | ||||||||||||||||||
| Ash content | wt% | 8.90 | 9.55 | |||||||||||||||||
| Volatile matter | wt% | 82.76 | 88.80 | 98.18 | ||||||||||||||||
| Fixed carbon | wt% | 1.54 | 1.65 | 1.82 | Calculated | |||||||||||||||
Ultimate Analysis |
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| Carbon | wt% | 36.46 | 39.12 | 43.25 | Measured | |||||||||||||||
| Hydrogen | wt% | 4.74 | 5.08 | 5.62 | Measured | |||||||||||||||
| Nitrogen | wt% | 1.78 | 1.91 | 2.11 | Measured | |||||||||||||||
| Sulphur | wt% | 0.19 | 0.20 | 0.22 | Measured | |||||||||||||||
| Oxygen | wt% | 41.14 | 44.14 | 48.80 | Calculated | |||||||||||||||
| Total (with halides) | wt% | 100.00 | 100.00 | 100.00 | Calculated | |||||||||||||||
Calorific Values |
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| HHVMilne | MJ/kg | 13.44 | 14.42 | 15.94 | Calculated | |||||||||||||||
Chemical Analyses |
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Major elements |
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| Potassium (K) | mg/kg (dry) | 9 237.0 | Measured | |||||||||||||||||
| Sodium (Na) | mg/kg (dry) | 10 702.0 | Measured | |||||||||||||||||
| Calcium (Ca) | mg/kg (dry) | 1 599.0 | Measured | |||||||||||||||||
| Magnesium (Mg) | mg/kg (dry) | 1 430.0 | Measured | |||||||||||||||||
Biochemical composition |
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| Cellulose | wt% (dry) | 37.80 | Calculated | |||||||||||||||||
| Hemicellulose | wt% (dry) | 25.30 | Calculated | |||||||||||||||||
| Lignin | wt% (dry) | 23.30 | Calculated | |||||||||||||||||
| Total ash + biochemical | wt% (dry) | 95.95 | Calculated | |||||||||||||||||