coffee husk (#2882)

ID-number#2882
Materialcoffee husk
Classification ECN Phyllis classification ▸ organic residue/product ▸ food industry waste
NTA 8003 classification ▸ [500] biomassa uit de industrie ▸ [520] schillen/vliezen/pitten ▸ [529] overige schillen/vliezen/pitten
Submitter organisationECN (Netherlands)
Submission date2010-07-20
RemarksFrom Tanzania Coffee Curing Company (TCCC) in Moshi, Tanzania
LiteratureL. Wilson, G.R. John, C.F. Mhilu, W. Yang, W. Blasiak: Coffee husks gasification using high temperature air/steam agent. Fuel Proc. Techn. 91-10 (2010) 1330-1337.

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 10.10
Ash content wt% 2.25 2.50
Volatile matter wt% 74.80 83.20 85.33
Fixed carbon wt% 12.86 14.30 14.67 Calculated

Ultimate Analysis

Carbon wt% 44.41 49.40 50.67 Measured
Hydrogen wt% 5.48 6.10 6.26 Measured
Nitrogen wt% 0.73 0.81 0.83 Measured
Sulphur wt% 0.06 0.07 0.07 Measured
Oxygen wt% 37.04 41.20 42.26 Calculated
Total (with halides) wt% 100.10 100.11 100.11 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 16.90 19.07 19.56
Gross calorific value (HHV) MJ/kg 18.34 20.40 20.92
HHVMilne MJ/kg 17.83 19.84 20.34 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 269.7 300.0 307.7 Measured