grass (#1699)
ID-number | #1699 |
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Material | grass |
Classification | ECN Phyllis classification ▸ grass/plant ▸ other grass ▸ grass |
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [211] mengsel gras | |
Ash type | 550 degC |
Submitter organisation | ECN (Netherlands) |
Submission date | 1999-10-15 |
Literature | B.J.Skrifvars, M.Hupa, A.Moilanen and R.Lundqvist: Characterization of biomass ashes. In: Proc. Applications of advanced technology to ash-related problems in boilers (Eds. L.Baxter and R.DeSollar), pp. 383-398, Plenum Press, New York (1996). |
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% (ar) | |||||||||||||||||||
Ash content | wt% | 8.90 | ||||||||||||||||||
Volatile matter | wt% | 73.50 | 80.68 | |||||||||||||||||
Fixed carbon | wt% | 17.60 | 19.32 | Calculated | ||||||||||||||||
Ultimate analysis (macroelements) |
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Carbon | wt% | 45.00 | 49.40 | Measured | ||||||||||||||||
Hydrogen | wt% | 5.70 | 6.26 | Measured | ||||||||||||||||
Oxygen | wt% | 38.90 | 42.70 | Calculated | ||||||||||||||||
Nitrogen | wt% | 1.40 | 1.54 | Measured | ||||||||||||||||
Sulphur | wt% | 0.14 | 0.15 | Measured | ||||||||||||||||
Total (with halides) | wt% | 100.04 | 100.04 | Calculated | ||||||||||||||||
Heating value |
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HHVMilne | MJ/kg | 17.93 | 19.68 | Calculated | ||||||||||||||||
Ash Properties |
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Ash composition |
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CO2 | wt% (ash) | 0.00 | ||||||||||||||||||
SO3 | wt% (ash) | 1.40 | ||||||||||||||||||
Cl | wt% (ash) | 0.23 | ||||||||||||||||||
P2O5 | wt% (ash) | 5.00 | ||||||||||||||||||
SiO2 | wt% (ash) | 65.70 | ||||||||||||||||||
Fe2O3 | wt% (ash) | 1.40 | ||||||||||||||||||
Al2O3 | wt% (ash) | 1.70 | ||||||||||||||||||
CaO | wt% (ash) | 2.70 | ||||||||||||||||||
MgO | wt% (ash) | 1.80 | ||||||||||||||||||
Na2O | wt% (ash) | 0.30 | ||||||||||||||||||
K2O | wt% (ash) | 4.60 |