Econ-ZAf South African coal (#2205)

ID-number#2205
MaterialEcon-ZAf South African coal
Classification ECN Phyllis classification ▸ fossil fuel ▸ coal
NTA 8003 classification ▸ [800] samengestelde stromen
Submitter organisationECN (Netherlands)
Submission date2001-11-13
LiteratureR. Korbee, S. Eenkhoorn, P.G.Th. Heere, H.J.M. Visser, R.N.J. Comans, J.H.A. Kiel, Combustion characteristics of low quality battle coals; Mineral matter transformations, ECN-report ECN-C-99-035 (1999).

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 1.45
Ash content wt% 17.10 17.35
Volatile matter wt% 33.51 34.00 41.14
Fixed carbon wt% 47.94 48.65 58.86 Calculated

Ultimate Analysis

Carbon wt% 67.52 68.52 82.90 Measured
Hydrogen wt% 3.62 3.68 4.45 Measured
Nitrogen wt% 1.61 1.64 1.98 Measured
Sulphur wt% 0.64 0.65 0.79 Measured
Oxygen wt% 10.00 10.15 12.28 Measured
Total (with halides) wt% 101.96 101.99 102.41 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 25.14 25.55 30.91
Gross calorific value (HHV) MJ/kg 25.97 26.35 31.88
HHVMilne MJ/kg 26.25 26.64 32.23 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 98.6 100.0 121.0 Measured

Major elements

Aluminium (Al) mg/kg (dry) 24 000.0 Measured
Potassium (K) mg/kg (dry) 820.0 Measured
Sodium (Na) mg/kg (dry) 155.0 Measured
Calcium (Ca) mg/kg (dry) 8 000.0 Measured
Silicon (Si) mg/kg (dry) 30 000.0 Measured
Magnesium (Mg) mg/kg (dry) 1 000.0 Measured
Iron (Fe) mg/kg (dry) 5 500.0 Measured
Phosphorus (P) mg/kg (dry) 730.0 Measured
Titanium (Ti) mg/kg (dry) 1 130.0 Measured