brassica (#2811)

ID-number#2811
Materialbrassica
Descriptionfibrous
Classification ECN Phyllis classification ▸ grass/plant ▸ vegetable
NTA 8003 classification ▸ [200] biomassa uit land- en tuinbouw ▸ [240] gewassen ▸ [249] overige gewassen
Sample lot size<70 mm
Ash type550°C
Submitter organisationECN (Netherlands)
Submission date2006-07-17
Remarksfluid ash fusion temperature above 1400°C
LiteratureM.J. Fernandez Llorente, R. Escalada Cuadrado, J.M. Murillo Laplaza, J.E. Carrasco Garcia: Combustion in bubbling fluidised bed with bed material of limestone to reduce the biomass ash agglomeration an sintering. Fuel 85 (2006) 2081-2092

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 7.40
Ash content wt% 7.13 7.70
Volatile matter wt% 70.56 76.20 82.56
Fixed carbon wt% 14.91 16.10 17.44 Calculated

Ultimate Analysis

Carbon wt% 42.87 46.30 50.16 Measured
Hydrogen wt% 5.65 6.10 6.61 Measured
Nitrogen wt% 0.65 0.70 0.76 Measured
Sulphur wt% 0.45 0.49 0.53 Measured
Oxygen wt% 35.47 38.30 41.50 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 15.72 17.17 18.60
Gross calorific value (HHV) MJ/kg 17.13 18.50 20.04
HHVMilne MJ/kg 17.68 19.10 20.69 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 3 796.6 4 100.0 4 442.0 Measured

Physical Properties

Ash melting behaviour

American standard method, measured in oxidizing conditions

IDT (initial deformation temperature) °C 1 280

Commonly used properties

Bulk density (ar) kg/m³ (ar) 92

Ash Properties

Ash composition

CO2 wt% (ash) 18.00
SO3 wt% (ash) 16.00
Cl wt% (ash) 6.00
P2O5 wt% (ash) 3.80
SiO2 wt% (ash) 8.10
Fe2O3 wt% (ash) 0.53
Al2O3 wt% (ash) 1.30
CaO wt% (ash) 25.00
MgO wt% (ash) 2.20
Na2O wt% (ash) 0.72
K2O wt% (ash) 16.00