olive pits (#364)

ID-number#364
Materialolive pits
Classification ECN Phyllis classification ▸ husk/shell/pit ▸ olive ▸ olive pits
NTA 8003 classification ▸ [500] biomassa uit de industrie ▸ [520] schillen/vliezen/pitten ▸ [524] olijven
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% 6.08
Ash content wt% 1.62 1.72
Volatile matter wt% 77.01 82.00 83.44
Fixed carbon wt% 15.29 16.28 16.56 Calculated

Ultimate Analysis

Carbon wt% 49.59 52.80 53.72 Measured
Hydrogen wt% 6.28 6.69 6.81 Measured
Nitrogen wt% 0.42 0.45 0.46 Measured
Sulphur wt% 0.05 0.05 0.05 Measured
Oxygen wt% 35.92 38.25 38.92 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 18.78 20.15 20.50
Gross calorific value (HHV) MJ/kg 20.30 21.61 21.99
HHVMilne MJ/kg 20.83 22.18 22.57 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 375.7 400.0 407.0 Measured

Ash Properties

Ash composition

SO3 wt% (ash) 0.56
P2O5 wt% (ash) 2.46
SiO2 wt% (ash) 30.82
Fe2O3 wt% (ash) 6.58
Al2O3 wt% (ash) 8.84
CaO wt% (ash) 14.56
MgO wt% (ash) 4.24
Na2O wt% (ash) 27.80
K2O wt% (ash) 4.40
TiO2 wt% (ash) 0.34