banagrass (#895)

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ID-number#895
Materialbanagrass
Classification ECN Phyllis classification ▸ grass/plant ▸ other grass ▸ banagrass
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [210] gras ▸ [219] overig gras
Ash typeASTM D1102 600 oC
Submitter organisationECN (Netherlands)
RemarksOahu, Hawaii, Hawaii Natural Energy Institute, 82.7% m.c., stalks and leaves, four month old, (typical harvest at 8 months), Hazen
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% 4.51
Ash content wt% 9.43 9.88
Volatile matter wt% 70.13 73.44 81.49
Fixed carbon wt% 15.93 16.68 18.51 Calculated

Ultimate Analysis
Carbon wt% 43.03 45.06 50.00 Measured
Hydrogen wt% 5.18 5.42 6.01 Measured
Nitrogen wt% 0.80 0.84 0.93 Measured
Sulphur wt% 0.11 0.11 0.12 Measured
Oxygen wt% 36.15 37.86 42.01 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values
Net calorific value (LHV) MJ/kg 15.49 16.34 18.13
Gross calorific value (HHV) MJ/kg 16.73 17.52 19.44
HHVMilne MJ/kg 16.96 17.76 19.70 Calculated

Chemical Analyses

Halides
Chlorine (Cl) mg/kg 7 925.7 8 300.0 9 209.9 Measured

Ash Properties

Ash composition
CO2 wt% (ash) 8.97
SO3 wt% (ash) 0.85
P2O5 wt% (ash) 2.74
SiO2 wt% (ash) 33.65
Fe2O3 wt% (ash) 0.63
Al2O3 wt% (ash) 0.80
CaO wt% (ash) 3.57
MgO wt% (ash) 1.71
Na2O wt% (ash) 0.38
K2O wt% (ash) 42.80
TiO2 wt% (ash) 0.07