rice straw (#2001)

ID-number#2001
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
Sample lot sizemilled, smaller than 2 mm
Submitter organisationECN (Netherlands)
Submission date2001-02-23
Remarksgathered from same field as leached straw, ID 2002; fouling study of heat exchangers
LiteratureBakker,R.R.; Jenkins,B.M.; Williams,R.B.; Pfaff,D.: Fluidized bed combustion of leached rice straw; Proc. 4th biomass conference of the Americas, p.1425-1431

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 9.00
Ash content wt% 16.65 18.30

Ultimate Analysis

Carbon wt% 36.04 39.60 48.47 Measured
Hydrogen wt% 4.19 4.60 5.63 Measured
Nitrogen wt% 0.64 0.70 0.86 Measured
Sulphur wt% 0.10 0.11 0.13 Measured
Oxygen wt% 33.12 36.40 44.55 Calculated
Total (with halides) wt% 99.97 99.97 99.96 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 12.61 14.10 17.25
Gross calorific value (HHV) MJ/kg 13.74 15.10 18.48
HHVMilne MJ/kg 13.57 14.91 18.25 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 2 366.0 2 600.0 3 182.4 Measured

Ash Properties

Ash composition

SiO2 wt% (ash) 72.20
Al2O3 wt% (ash) 0.10
Na2O wt% (ash) 0.40
K2O wt% (ash) 16.60