sunflower shell (#2803)
ID-number | #2803 |
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Material | sunflower shell |
Classification | ECN Phyllis classification ▸ husk/shell/pit ▸ sunflower ▸ sunflower shell |
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [230] restproducten (doppen) ▸ [239] overige doppen | |
Submitter organisation | ECN (Netherlands) |
Submission date | 2006-07-11 |
Remarks | Original article reports Lower Heating Value as received. May well have been HHV as received, in view of similar inaccuracy in specification of ultimate analysis. |
Literature | G. Jang, G.A. Husseini, L.L. Baxter, M.R. Linford: Analysis of sunflower shells by X-ray photoelectron spectroscopy. Surface Science Spectra 11 (2004) 119-126 |
Values
Property | Unit | Value | Std dev | Det lim | Lab | Date | Method | Remarks | ||||||||||||
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ar | dry | daf | ||||||||||||||||||
Main biomass properties |
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Proximate analysis |
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Moisture content | wt% | 9.84 | ||||||||||||||||||
Ash content | wt% | 2.52 | 2.80 | |||||||||||||||||
Ultimate analysis (macroelements) |
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Carbon | wt% | 46.40 | 51.46 | 52.95 | Measured | |||||||||||||||
Hydrogen | wt% | 5.85 | 6.49 | 6.68 | Measured | |||||||||||||||
Oxygen | wt% | 34.33 | 38.08 | 39.17 | Calculated | |||||||||||||||
Nitrogen | wt% | 0.88 | 0.98 | 1.00 | Measured | |||||||||||||||
Sulphur | wt% | 0.18 | 0.20 | 0.21 | Measured | |||||||||||||||
Total (with halides) | wt% | 100.00 | 100.00 | 100.01 | Calculated | |||||||||||||||
Halides |
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Chlorine (Cl) | mg/kg | 0.0 | 0.0 | 0.0 | Measured | |||||||||||||||
Heating value |
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Net calorific value (LHV) | MJ/kg | 18.82 | 21.14 | 21.74 | ||||||||||||||||
Gross calorific value (HHV) | MJ/kg | 20.33 | 22.55 | 23.20 | ||||||||||||||||
HHVMilne | MJ/kg | 19.31 | 21.41 | 22.03 | Calculated | |||||||||||||||
Ash Properties |
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Ash composition |
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SO3 | wt% (ash) | 11.70 | ||||||||||||||||||
Cl | wt% (ash) | 1.20 | ||||||||||||||||||
P2O5 | wt% (ash) | 10.10 | ||||||||||||||||||
SiO2 | wt% (ash) | 1.10 | ||||||||||||||||||
Fe2O3 | wt% (ash) | 0.90 | ||||||||||||||||||
Al2O3 | wt% (ash) | 0.50 | ||||||||||||||||||
CaO | wt% (ash) | 16.00 | ||||||||||||||||||
MgO | wt% (ash) | 13.10 | ||||||||||||||||||
Na2O | wt% (ash) | 0.20 | ||||||||||||||||||
K2O | wt% (ash) | 45.10 |