banagrass (#895)
| ID-number | #895 |
|---|---|
| Material | banagrass |
| Classification | ECN Phyllis classification ▸ grass/plant ▸ other grass ▸ banagrass |
| NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [219] overig gras | |
| Ash type | ASTM D1102 600 oC |
| Submitter organisation | ECN (Netherlands) |
| Remarks | Oahu, Hawaii, Hawaii Natural Energy Institute, 82.7% m.c., stalks and leaves, four month old, (typical harvest at 8 months), Hazen |
| 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% | 4.51 | ||||||||||||||||||
| Ash content | wt% | 9.43 | 9.88 | |||||||||||||||||
| Volatile matter | wt% | 70.13 | 73.44 | 81.49 | ||||||||||||||||
| Fixed carbon | wt% | 15.93 | 16.68 | 18.51 | Calculated | |||||||||||||||
Ultimate analysis (macroelements) |
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| Carbon | wt% | 43.03 | 45.06 | 50.00 | Measured | |||||||||||||||
| Hydrogen | wt% | 5.18 | 5.42 | 6.01 | Measured | |||||||||||||||
| Oxygen | wt% | 36.15 | 37.86 | 42.01 | Calculated | |||||||||||||||
| Nitrogen | wt% | 0.80 | 0.84 | 0.93 | Measured | |||||||||||||||
| Sulphur | wt% | 0.11 | 0.11 | 0.12 | Measured | |||||||||||||||
| Total (with halides) | wt% | 100.00 | 100.00 | 100.00 | Calculated | |||||||||||||||
Halides |
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| Chlorine (Cl) | mg/kg | 7 925.7 | 8 300.0 | 9 209.9 | Measured | |||||||||||||||
Heating value |
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| Net calorific value (LHV) | MJ/kg | 15.49 | 16.34 | 18.13 | ||||||||||||||||
| Gross calorific value (HHV) | MJ/kg | 16.73 | 17.52 | 19.44 | ||||||||||||||||
| HHVMilne | MJ/kg | 16.96 | 17.76 | 19.70 | Calculated | |||||||||||||||
Ash Properties |
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Ash composition |
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| CO2 | wt% (ash) | 8.97 | ||||||||||||||||||
| SO3 | wt% (ash) | 0.85 | ||||||||||||||||||
| P2O5 | wt% (ash) | 2.74 | ||||||||||||||||||
| SiO2 | wt% (ash) | 33.65 | ||||||||||||||||||
| Fe2O3 | wt% (ash) | 0.63 | ||||||||||||||||||
| Al2O3 | wt% (ash) | 0.80 | ||||||||||||||||||
| CaO | wt% (ash) | 3.57 | ||||||||||||||||||
| MgO | wt% (ash) | 1.71 | ||||||||||||||||||
| Na2O | wt% (ash) | 0.38 | ||||||||||||||||||
| K2O | wt% (ash) | 42.80 | ||||||||||||||||||
| TiO2 | wt% (ash) | 0.07 | ||||||||||||||||||