almond shells (#707)

ID-number#707
Materialalmond shells
Classification ECN Phyllis classification ▸ husk/shell/pit ▸ almond ▸ almond shells
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [230] restproducten (doppen) ▸ [235] amandeldoppen
Submitter organisationECN (Netherlands)
Literaturehttp://rredc.nrel.gov:80/biomass/doe/nrel/comp/alki/appendix.html (1998). Link obsolete. Instead, try http://www.nrel.gov/rredc/biomass_resource.html

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 7.85
Ash content wt% 2.80 3.04
Volatile matter wt% 70.13 76.10 78.49
Fixed carbon wt% 19.22 20.86 21.51 Calculated

Ultimate Analysis

Carbon wt% 46.20 50.14 51.71 Measured
Hydrogen wt% 5.48 5.95 6.13 Measured
Nitrogen wt% 0.68 0.74 0.76 Measured
Sulphur wt% 0.03 0.03 0.03 Measured
Oxygen wt% 36.95 40.10 41.35 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 16.16 17.75 18.31
Gross calorific value (HHV) MJ/kg 17.55 19.05 19.64
HHVMilne MJ/kg 18.44 20.01 20.64 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 100.0 108.5 111.9 Measured

Ash Properties

Ash composition

P2O5 wt% (ash) 9.82
SiO2 wt% (ash) 12.22
Fe2O3 wt% (ash) 3.58
Al2O3 wt% (ash) 2.70
CaO wt% (ash) 16.99
MgO wt% (ash) 6.51
Na2O wt% (ash) 2.14
K2O wt% (ash) 23.37