brown coal (#1519)

ID-number#1519
Materialbrown coal
Classification ECN Phyllis classification ▸ fossil fuel ▸ coal
NTA 8003 classification ▸ [800] samengestelde stromen
Sample lot size< 15 mm
Submitter organisationECN (Netherlands)
Submission date1999-07-07
RemarksBrown coal from Hambach VII, Germany
LiteratureK. R. G. Hein: Combined combustion of biomass/sewage sludge and coals; Clean Coal Technology Programme 1992-1994, Stuttgart, IVD, ISBN 3-928123-16-5 (1994).

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 53.80
Ash content wt% 2.84 6.15
Volatile matter wt% 26.89 58.20 62.01
Fixed carbon wt% 16.47 35.65 37.99 Calculated

Ultimate Analysis

Carbon wt% 29.91 64.75 68.99 Measured
Hydrogen wt% 2.17 4.69 5.00 Measured
Nitrogen wt% 0.61 1.31 1.40 Measured
Oxygen wt% 10.42 22.56 24.04 Calculated
Total (with halides) wt% 99.77 99.51 99.47 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 10.07 24.65 26.26
Gross calorific value (HHV) MJ/kg 11.86 25.67 27.35
HHVMilne MJ/kg 11.70 25.33 26.99 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 184.8 400.0 426.2 Measured

Major elements

Aluminium (Al) mg/kg (dry) 1 769.0 Measured
Potassium (K) mg/kg (dry) 431.0 Measured
Sodium (Na) mg/kg (dry) 569.0 Measured
Calcium (Ca) mg/kg (dry) 8 444.0 Measured
Silicon (Si) mg/kg (dry) 2 845.0 Measured
Magnesium (Mg) mg/kg (dry) 2 984.0 Measured
Iron (Fe) mg/kg (dry) 7 675.0 Measured
Titanium (Ti) mg/kg (dry) 215.0 Measured

Physical Properties

Commonly used properties

Bulk density (ar) kg/m³ (ar) 551

Ash Properties

Ash composition

SO3 wt% (ash) 9.99
SiO2 wt% (ash) 40.07
Fe2O3 wt% (ash) 17.01
Al2O3 wt% (ash) 5.20
CaO wt% (ash) 18.18
MgO wt% (ash) 7.73
Na2O wt% (ash) 1.19
K2O wt% (ash) 0.80
TiO2 wt% (ash) 0.50