wheat straw (#713)

ID-number#713
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% 17.41
Ash content wt% 3.21 3.89
Volatile matter wt% 67.09 81.23 84.52
Fixed carbon wt% 12.29 14.88 15.48 Calculated

Ultimate Analysis

Carbon wt% 39.27 47.55 49.47 Measured
Hydrogen wt% 4.84 5.86 6.10 Measured
Nitrogen wt% 0.48 0.58 0.60 Measured
Sulphur wt% 0.08 0.10 0.10 Measured
Oxygen wt% 34.57 41.86 43.55 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 13.70 17.11 17.80
Gross calorific value (HHV) MJ/kg 15.19 18.39 19.13
HHVMilne MJ/kg 15.54 18.82 19.58 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 1 400.0 1 695.1 1 763.7 Measured

Ash Properties

Ash composition

P2O5 wt% (ash) 4.28
SiO2 wt% (ash) 54.64
Fe2O3 wt% (ash) 0.89
Al2O3 wt% (ash) 0.59
CaO wt% (ash) 12.20
MgO wt% (ash) 2.58
Na2O wt% (ash) 1.49
K2O wt% (ash) 9.63