coffee husks (#1922)

ID-number#1922
Materialcoffee husks
Classification ECN Phyllis classification ▸ husk/shell/pit ▸ others
NTA 8003 classification ▸ [500] biomassa uit de industrie ▸ [520] schillen/vliezen/pitten ▸ [529] overige schillen/vliezen/pitten
Submitter organisationECN (Netherlands)
Submission date2001-02-14
RemarksParchment
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% 10.20
Ash content wt% 0.81 0.90
Volatile matter wt% 64.66 72.00 72.65
Fixed carbon wt% 24.34 27.10 27.35 Calculated

Ultimate Analysis

Carbon wt% 41.65 46.38 46.80 Measured
Hydrogen wt% 4.36 4.86 4.90 Measured
Nitrogen wt% 0.53 0.59 0.60 Measured
Sulphur wt% 0.53 0.59 0.60 Measured
Oxygen wt% 41.92 46.68 47.10 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

HHVMilne MJ/kg 14.90 16.59 16.74 Calculated

Ash Properties

Ash composition

P2O5 wt% (ash) 3.40
SiO2 wt% (ash) 16.60
Fe2O3 wt% (ash) 2.40
Al2O3 wt% (ash) 4.50
CaO wt% (ash) 9.80
MgO wt% (ash) 3.70
Na2O wt% (ash) 0.50
K2O wt% (ash) 36.90