wheat straw (#712)

ID-number#712
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% 9.74
Ash content wt% 5.25 5.82
Volatile matter wt% 71.05 78.72 83.58
Fixed carbon wt% 13.96 15.47 16.42 Calculated

Ultimate Analysis

Carbon wt% 42.19 46.74 49.63 Measured
Hydrogen wt% 5.17 5.73 6.08 Measured
Nitrogen wt% 0.64 0.71 0.75 Measured
Sulphur wt% 0.10 0.11 0.12 Measured
Oxygen wt% 36.68 40.64 43.15 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 15.40 17.33 18.40
Gross calorific value (HHV) MJ/kg 16.77 18.58 19.73
HHVMilne MJ/kg 16.67 18.47 19.61 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 2 300.0 2 548.2 2 705.6 Measured

Ash Properties

Ash composition

P2O5 wt% (ash) 3.49
SiO2 wt% (ash) 63.15
Fe2O3 wt% (ash) 1.36
Al2O3 wt% (ash) 2.16
CaO wt% (ash) 9.33
MgO wt% (ash) 1.58
Na2O wt% (ash) 0.91
K2O wt% (ash) 7.96