wheat straw (#703)

ID-number#703
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)
Literaturehttp://rredc.nrel.gov:80/biomass/doe/nrel/comp/alki/appendix.html (1998). Link obsolete. Instead, try http://www.nrel.gov/rredc/biomass_resource.html

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 9.19
Ash content wt% 7.48 8.24
Volatile matter wt% 68.60 75.54 82.32
Fixed carbon wt% 14.73 16.22 17.68 Calculated

Ultimate Analysis

Carbon wt% 40.88 45.02 49.06 Measured
Hydrogen wt% 5.14 5.66 6.17 Measured
Nitrogen wt% 0.83 0.91 1.00 Measured
Sulphur wt% 0.17 0.19 0.20 Measured
Oxygen wt% 36.07 39.72 43.29 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 14.70 16.44 17.92
Gross calorific value (HHV) MJ/kg 16.05 17.68 19.26
HHVMilne MJ/kg 16.21 17.85 19.46 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 2 400.0 2 642.9 2 880.1 Measured

Ash Properties

Ash composition

P2O5 wt% (ash) 1.35
SiO2 wt% (ash) 65.49
Fe2O3 wt% (ash) 1.03
Al2O3 wt% (ash) 1.94
CaO wt% (ash) 2.79
MgO wt% (ash) 2.62
Na2O wt% (ash) 1.85
K2O wt% (ash) 11.40