rice straw (#2896)

ID-number#2896
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
Ash type525°C
Submitter organisationECN (Netherlands)
Submission date2011-01-07
Remarksair dried; crystalline KCl detected in ash
LiteratureP. Thy, B.M. Jenkins, R.B. Williams, C.E. Lesher, R.R. Bakker: Bed agglomeartion in fluidized combustor fueled by wood and rice straw blends. Fuel Processing Technology 91 (2010) 1464-1485.

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 7.50
Ash content wt% 20.44 22.10

Ultimate Analysis

Carbon wt% 35.61 38.50 49.42 Measured
Hydrogen wt% 3.33 3.60 4.62 Measured
Nitrogen wt% 0.56 0.60 0.77 Measured
Sulphur wt% 0.09 0.10 0.13 Measured
Oxygen wt% 32.01 34.60 44.42 Calculated
Total (with halides) wt% 100.09 100.10 100.13 Calculated

Calorific Values

HHVMilne MJ/kg 12.40 13.41 17.21 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 5 550.0 6 000.0 7 702.2 Measured

Ash Properties

Ash composition

P2O5 wt% (ash) 0.66
SiO2 wt% (ash) 82.13
Fe2O3 wt% (ash) 0.11
Al2O3 wt% (ash) 0.10
CaO wt% (ash) 1.74
MgO wt% (ash) 1.79
Na2O wt% (ash) 0.15
K2O wt% (ash) 13.02
TiO2 wt% (ash) 0.01