coffee husk (#1917)

ID-number#1917
Materialcoffee husk
Classification ECN Phyllis classification ▸ husk/shell/pit ▸ others ▸ coffee husk
NTA 8003 classification ▸ [500] biomassa uit de industrie ▸ [520] schillen/vliezen/pitten ▸ [529] overige schillen/vliezen/pitten
Submitter organisationECN (Netherlands)
Submission date2001-02-12
RemarksMbuni
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% 11.40
Ash content wt% 3.63 4.10
Volatile matter wt% 57.24 64.60 67.36
Fixed carbon wt% 27.73 31.30 32.64 Calculated

Ultimate Analysis

Carbon wt% 37.30 42.10 43.90 Measured
Hydrogen wt% 4.08 4.60 4.80 Measured
Nitrogen wt% 1.36 1.53 1.60 Measured
Sulphur wt% 0.08 0.10 0.10 Measured
Oxygen wt% 42.14 47.57 49.60 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

HHVMilne MJ/kg 12.84 14.50 15.12 Calculated

Ash Properties

Ash composition

P2O5 wt% (ash) 3.70
SiO2 wt% (ash) 13.50
Fe2O3 wt% (ash) 2.20
Al2O3 wt% (ash) 3.90
CaO wt% (ash) 10.70
MgO wt% (ash) 4.00
Na2O wt% (ash) 0.40
K2O wt% (ash) 38.10