miscanthus, low K (#1990)
ID-number | #1990 |
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Material | miscanthus, low K |
Classification | ECN Phyllis classification ▸ grass/plant ▸ miscanthus |
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [212] olifantsgras/miscanthus | |
Ash type | Swedish ash standard Biobränslen-Bestämning av askhalt SS 18 71 71 |
Submitter organisation | ECN (Netherlands) |
Submission date | 2001-02-23 |
Literature | Hallgren,A.L.; Engvall,K.; Skrifvars,B.-J.: Ash-induced operational difficulties in fluidised bed firing of biofuels and waste; Proc. 4th biomass conference of the Americas, p.1365-1370 |
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% | 25.60 | ||||||||||||||||||
Ash content | wt% | 0.82 | 1.10 | |||||||||||||||||
Volatile matter | wt% | 57.96 | 77.90 | 78.77 | ||||||||||||||||
Fixed carbon | wt% | 15.62 | 21.00 | 21.23 | Calculated | |||||||||||||||
Ultimate analysis (macroelements) |
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Carbon | wt% | 36.46 | 49.00 | 49.54 | Measured | |||||||||||||||
Hydrogen | wt% | 4.46 | 6.00 | 6.07 | Measured | |||||||||||||||
Oxygen | wt% | 32.59 | 43.80 | 44.29 | Measured | |||||||||||||||
Nitrogen | wt% | 0.45 | 0.60 | 0.61 | Measured | |||||||||||||||
Sulphur | wt% (dry) | 0.10 | ||||||||||||||||||
Total (with halides) | wt% | 100.37 | 100.50 | 100.51 | Calculated | |||||||||||||||
Halides |
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Chlorine (Cl) | mg/kg (dry) | 1 000.0 | ||||||||||||||||||
Heating value |
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Net calorific value (LHV) | MJ/kg | 12.83 | 18.09 | 18.29 | ||||||||||||||||
Gross calorific value (HHV) | MJ/kg | 14.43 | 19.40 | 19.62 | ||||||||||||||||
HHVMilne | MJ/kg | 14.36 | 19.30 | 19.51 | Calculated | |||||||||||||||
Ash Properties |
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Ash composition |
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P2O5 | wt% (ash) | 6.50 | ||||||||||||||||||
SiO2 | wt% (ash) | 53.30 | ||||||||||||||||||
Fe2O3 | wt% (ash) | 1.20 | ||||||||||||||||||
Al2O3 | wt% (ash) | 2.40 | ||||||||||||||||||
CaO | wt% (ash) | 12.70 | ||||||||||||||||||
MgO | wt% (ash) | 10.80 | ||||||||||||||||||
Na2O | wt% (ash) | 1.30 | ||||||||||||||||||
K2O | wt% (ash) | 5.20 |