char from peanut shells (#1980)

Materialchar from peanut shells
Classification ECN Phyllis classification ▸ Biochar ▸ Peanut shells
NTA 8003 classification ▸ [800] samengestelde stromen ▸ [804] brandstof na carbonisatie
Submitter organisationECN (Netherlands)
Submission date2001-02-22
Remarkschar produced at 350°C; data on peanut shells in record 1979; data on char produced at higher temperatures in records 1981 and 1982
LiteratureCukierman,A.L.; Della Rocca,P.A.; Bonelli,P.; Cerrella,E.G.: Pyrolysis of an agricultural by-product: a characterization study; Proc. 4th biomass conference of the Americas, p.1201-1207


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

Main biomass properties

Proximate analysis

Moisture content wt% (ar)
Ash content wt% 2.50
Volatile matter wt% 55.20 56.62
Fixed carbon wt% 42.30 43.38 Calculated

Ultimate analysis (macroelements)

Carbon wt% 68.84 70.60 Measured
Hydrogen wt% 4.58 4.70 Measured
Oxygen wt% 22.91 23.50 Calculated
Nitrogen wt% 1.17 1.20 Measured
Total (with halides) wt% 100.00 100.00 Calculated

Heating value

HHVMilne MJ/kg 26.60 27.29 Calculated