switchgrass (#2436)

ID-number#2436
Materialswitchgrass
Classification ECN Phyllis classification ▸ grass/plant ▸ switch grass ▸ switchgrass
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [219] overig gras
Submitter organisationECN (Netherlands)
Submission date2003-04-08
Remarkskanlow
LiteratureR. Lemus, E.C. Brummer, K.J. Moore, N.E. Molstad, C.L. Burras, M.F. Barker: Biomass yield and quality of 20 switchgrass populations in southern Iowa, Usa. Biomass & bioenergy 23 (2002) 433-442.

Values

Property Unit Value Std dev Det lim Lab Date Method Remarks
ar dry daf

Fuel Properties

Proximate Analysis

Moisture content wt% (ar)
Ash content wt% 5.40
Volatile matter wt% 81.50 86.15
Fixed carbon wt% 13.10 13.85 Calculated

Ultimate Analysis

Carbon wt% 48.00 50.74 Average
Hydrogen wt% 5.40 5.71 Average
Nitrogen wt% 0.46 0.49 Average
Sulphur wt% 0.16 0.17 Average
Oxygen wt% 41.40 43.76 Average
Total (with halides) wt% 100.82 100.87 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 16.43 17.37
Gross calorific value (HHV) MJ/kg 17.61 18.61
HHVMilne MJ/kg 18.42 19.47 Calculated

Chemical Analyses

Biochemical composition

Cellulose wt% (dry) 38.50 van Soest
Hemicellulose wt% (dry) 32.90 van Soest
Lignin wt% (dry) 6.00 Average
Total ash + biochemical wt% (dry) 82.80 Calculated

Ash Properties

Ash composition

Cl wt% (ash) 0.63
P2O5 wt% (ash) 5.10
SiO2 wt% (ash) 57.30
Fe2O3 wt% (ash) 0.40
Al2O3 wt% (ash) 0.80
CaO wt% (ash) 10.80
MgO wt% (ash) 5.20
Na2O wt% (ash) 0.40
K2O wt% (ash) 9.10