Dakota switch grass (#718)

ID-number#718
MaterialDakota switch grass
Classification ECN Phyllis classification ▸ grass/plant ▸ switch grass
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [219] overig gras
Ash typeASTM D1102; 600C ASTM D 1102, 600 Degree Celcius
Submitter organisationECN (Netherlands)
LiteratureT. 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

Fuel Properties

Proximate Analysis

Moisture content wt% 12.64
Ash content wt% 3.15 3.61
Volatile matter wt% 71.07 81.35 84.40
Fixed carbon wt% 13.14 15.04 15.60 Calculated

Ultimate Analysis

Carbon wt% 41.45 47.45 49.22 Measured
Hydrogen wt% 5.02 5.75 5.96 Measured
Nitrogen wt% 0.65 0.74 0.77 Measured
Sulphur wt% 0.07 0.08 0.08 Measured
Oxygen wt% 36.99 42.34 43.93 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 14.88 17.39 18.04
Gross calorific value (HHV) MJ/kg 16.28 18.64 19.34
HHVMilne MJ/kg 16.21 18.56 19.25 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 300.0 343.4 356.3 Measured

Ash Properties

Ash composition

SO3 wt% (ash) 1.11
P2O5 wt% (ash) 3.56
SiO2 wt% (ash) 61.23
Fe2O3 wt% (ash) 0.79
Al2O3 wt% (ash) 0.57
CaO wt% (ash) 12.06
MgO wt% (ash) 5.42
Na2O wt% (ash) 0.43
K2O wt% (ash) 7.63
TiO2 wt% (ash) 0.37