rice straw (#702)

ID-number#702
Materialrice straw
Classification ECN Phyllis classification ▸ straw (stalk/cob/ear) ▸ rice ▸ rice straw
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [220] stro ▸ [224] rijsthalm
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% 11.73
Ash content wt% 17.79 20.15
Volatile matter wt% 57.92 65.62 82.18
Fixed carbon wt% 12.56 14.23 17.82 Calculated

Ultimate Analysis

Carbon wt% 34.64 39.24 49.15 Measured
Hydrogen wt% 4.39 4.97 6.23 Measured
Nitrogen wt% 1.12 1.27 1.59 Measured
Sulphur wt% 0.09 0.10 0.13 Measured
Oxygen wt% 29.69 33.64 42.13 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 11.77 13.66 17.11
Gross calorific value (HHV) MJ/kg 13.01 14.74 18.47
HHVMilne MJ/kg 13.71 15.53 19.45 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 5 500.0 6 230.9 7 803.6 Measured

Ash Properties

Ash composition

P2O5 wt% (ash) 1.67
SiO2 wt% (ash) 80.68
Fe2O3 wt% (ash) 0.88
Al2O3 wt% (ash) 1.49
CaO wt% (ash) 1.97
MgO wt% (ash) 2.05
Na2O wt% (ash) 0.74
K2O wt% (ash) 5.72