wheat straw (#977)

ID-number#977
Materialwheat straw
Classification ECN Phyllis classification ▸ straw (stalk/cob/ear) ▸ wheat ▸ wheat straw
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [220] stro ▸ [223] tarwestro
Submitter organisationECN (Netherlands)
RemarksBiochemical composition on extractive free basis! Concentration of extractives: 8.0% (obtained with extraction with alcohol/benzene)
LiteratureA. Demirbas: Calculation of higher heating values of biomass fuels. Fuel 76 (5) pp. 431-434 (1997).

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% (ar)
Ash content wt% 13.50

Ultimate Analysis

Carbon wt% 45.50 52.60 Measured
Hydrogen wt% 5.10 5.90 Measured
Nitrogen wt% 1.80 2.08 Measured
Oxygen wt% 34.10 39.42 Calculated
Total (with halides) wt% 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 15.89 18.37
Gross calorific value (HHV) MJ/kg 17.00 19.65
HHVMilne MJ/kg 17.77 20.54 Calculated

Chemical Analyses

Biochemical composition

Cellulose wt% (dry) 28.80 Measured
Hemicellulose wt% (dry) 39.10 Measured
Lignin wt% (dry) 18.60 Measured
Total ash + biochemical wt% (dry) 100.00 Calculated