bituminous coal (#2928)

ID-number#2928
Materialbituminous coal
Classification ECN Phyllis classification ▸ fossil fuel ▸ coal
NTA 8003 classification ▸ [800] samengestelde stromen
Submitter organisationECN (Netherlands)
Submission date2011-03-01
RemarksUsed in drop-tube furnace co-combustion experiments with cedar chips at 1200 and 1450°C. See next record for properties of cedar chips.
LiteratureL. Zhang, Y. Ninomiya, Q. Wang, T. Yamashita: Influence of woody biomass (cedar chip) addition on the emissions of PM10 from pulversied coal combustion. Fuel 90 (2011) 77-86.

Values

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

Fuel Properties

Proximate Analysis

Moisture content wt% 3.00
Ash content wt% 9.30 9.59
Volatile matter wt% 33.20 34.23 37.86
Fixed carbon wt% 54.49 56.18 62.14 Calculated

Ultimate Analysis

Carbon wt% 71.91 74.14 82.00 Measured
Hydrogen wt% 4.65 4.79 5.30 Measured
Nitrogen wt% 1.23 1.27 1.40 Measured
Sulphur wt% 0.35 0.36 0.40 Measured
Oxygen wt% 9.56 9.85 10.90 Calculated
Total (with halides) wt% 100.00 100.00 100.00 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 28.14 29.08 32.17
Gross calorific value (HHV) MJ/kg 29.22 30.13 33.32
HHVMilne MJ/kg 29.27 30.17 33.37 Calculated

Ash Properties

Ash composition

SO3 wt% (ash) 3.60
P2O5 wt% (ash) 0.60
SiO2 wt% (ash) 40.80
Fe2O3 wt% (ash) 4.80
Al2O3 wt% (ash) 31.10
CaO wt% (ash) 7.40
MgO wt% (ash) 2.10
Na2O wt% (ash) 1.00
K2O wt% (ash) 1.10
TiO2 wt% (ash) 1.50