rice straw char (#2819)

ID-number#2819
Materialrice straw char
Classification ECN Phyllis classification ▸ Biochar ▸ Straw
NTA 8003 classification ▸ [800] samengestelde stromen ▸ [804] brandstof na carbonisatie
Submitter organisationECN (Netherlands)
Submission date2008-07-24
RemarksChar from pyrolysis at 490°C. Rice straw data in preceding record, bio-oil data in following records. Elemental analysis performed on char obtained at 445°C.
LiteratureS.-H. Jung, B.-S. Kang, J.-S. Kim: Production of bio-ol from rice straw and bamboo sawdust…….J. Anal. Appl. Pyrolysis 82 (2008) 240-247

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 0.00
Ash content wt% 49.90 49.90

Ultimate Analysis

Carbon wt% 40.98 40.98 81.80 Measured
Hydrogen wt% 2.37 2.37 4.73 Measured
Nitrogen wt% 0.35 0.35 0.70 Measured
Sulphur wt% 0.32 0.32 0.64 Measured
Oxygen wt% 6.08 6.08 12.14 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

HHVMilne MJ/kg 15.98 15.98 31.89 Calculated

Chemical Analyses

Major elements

Potassium (K) mg/kg (dry) 22 755.0 Measured
Sodium (Na) mg/kg (dry) 21 393.0 Measured
Calcium (Ca) mg/kg (dry) 5 136.0 Measured
Magnesium (Mg) mg/kg (dry) 4 862.0 Measured