groundnut shells (#1918)

ID-number#1918
Materialgroundnut shells
Classification ECN Phyllis classification ▸ husk/shell/pit ▸ peanut ▸ groundnut shells
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [230] restproducten (doppen) ▸ [233] pindadoppen
Submitter organisationECN (Netherlands)
Submission date2001-02-12
LiteratureWerther,J.; Saenger,M.; Hartge,E.U.; Ogada,T.; Siagi,Z.: Combustion of agricultural residues; Prog.Energy Combust.Sci. 26, 1-27

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 7.88
Ash content wt% 2.86 3.10
Volatile matter wt% 62.73 68.10 70.28
Fixed carbon wt% 26.53 28.80 29.72 Calculated

Ultimate Analysis

Carbon wt% 45.44 49.32 50.90 Measured
Hydrogen wt% 6.69 7.27 7.50 Measured
Nitrogen wt% 1.07 1.16 1.20 Measured
Sulphur wt% 0.02 0.02 0.02 Measured
Oxygen wt% 36.06 39.15 40.40 Calculated
Total (with halides) wt% 100.02 100.02 100.02 Calculated

Calorific Values

HHVMilne MJ/kg 19.85 21.54 22.23 Calculated

Ash Properties

Ash composition

SO3 wt% (ash) 10.40
P2O5 wt% (ash) 3.70
SiO2 wt% (ash) 27.70
Fe2O3 wt% (ash) 10.30
Al2O3 wt% (ash) 8.30
CaO wt% (ash) 24.80
MgO wt% (ash) 5.40
Na2O wt% (ash) 0.80
K2O wt% (ash) 8.50
TiO2 wt% (ash) 0.10