Parameters | Unit | Standardized limits |
Lower calorific value | MJ/kg | 6-25 |
Carbon | % | 35–40 |
Hydrogen | % | 5-8 |
Nitrogen | % | 0-1 |
Oxygen | % | 25-30 |
Sulphur | % | <0.5 |
Chlorine | % | <1 |
Ash content | % | <15 |
Volatile matter | % | 50-80 |
Humidity | % | <20 |
Bulk density | kg/m3 | 100-300 |
Sb | ppm | <20 |
As | ppm | <10 |
Cd | ppm | <5 |
Cu | ppm | <150 |
Pb | ppm | <100 |
Cu | ppm | <150 |
Pb | ppm | <100 |
Ni | ppm | <50 |
Hg | ppm | <1 |
Emission component – subject to reduction | Maximum baseline emissions | Unit |
Dust | <30
|
g/Nm3 |
SO2 | <2700 | mg/Nm3 |
NOx | <210 | mg/Nm3 |
HCl | <1100 | mg/Nm3 |
HF | <65 | mg/Nm3 |
Hg | <0.06 | mg/Nm3 |
Cd+TI | <1.3 | mg/Nm3 |
Sb+As+Pb+Cr+Co+Cu+Mn+Ni+V | <265 | mg/Nm3 |
Pollutant | Yearly average emission limit | Unit | BAT no. |
Ash | 5 | mg/Nm3@6%02 | BAT 68 |
S02 | 200
|
mg/Nm3@6%02 | BAT 66 |
N0X | 150
|
mg/Nm3@6%02 | BAT 64 |
CO | 140
|
mg/Nm3@6%02 | BAT 64 |
NH3 | 10
|
mg/Nm3@6%02 | BAT 7 |
HCL | 6
|
mg/Nm3@6%02 | BAT 66 |
HF | 3
|
mg/Nm3@6%02 | BAT 66 |
Hg | 3
|
Hg/Nm3@6%02 | BAT 70 |
Cd+TI | 12
|
Hg/Nm3@6%02 | BAT 68 |
TVOC | 5 | mg/Nm3@6%02 | BAT 71 |
PCDD/PCDF | 0.03 | ng I-TEQ/Nm3@6%02 | BAT 71 |
Sb+As+Pb+Cr+Co+Cu+Mn+Ni+V | 0.5
|
mg/Nm3@6%02 | BAT 68 |
Type of boiler | CFB | BFB
|
Grate boiler |
Boiler’s efficiency | High | Average | Low |
Steam parameters | High
|
Low | Low |
NOx emission | Low | Average | High |
Fuels range | Widest |
Narrow | Wide |
Cost of combustion waste management | Average | High | Low |
Share of fly ash | 20-40% | 80% | 20% |
Pollutant | Yearly average emission limit | Unit | BAT no. |
Ash | 5 | mg/Nm3@6%O2 | BAT 22 |
SO2 | 200
|
mg/Nm3@6%O2 | BAT 21 |
NOx | 150
|
mg/Nm3@6%O2 | BAT 20 |
CO | 140
|
mg/Nm3@6%O2 | BAT 20 |
NH3 | 10
|
mg/Nm3@6%O2 | BAT 7 |
HCL | 6
|
mg/Nm3@6%O2 | BAT 21 |
HF | 3
|
mg/Nm3@6%O2 | BAT 21 |
Hg | 3
|
Hg/Nm3@6%O2 | BAT 23 |
Substance | Minimum monitoring frequency
|
|
Continuous |
|
Continuous |
|
Continuous |
|
Once every year |
|
Continuous |
|
Continuous |
|
Coal + RDF firing: continuous (WI) Coal firing: once every 3 months |
|
Coal + RDF firing: continuous (WI) Coal firing: once every 3 months |
|
Coal + RDF firing – once every 6 months; |
|
Coal and/or Coal + RDF firing <300MWth
|
|
Once every 6 months |
|
Continuous (when SNCR used) |
Parameters | Unit | Standardized limits |
Lower calorific value | MJ/kg | 19-26 |
Carbon | % | 58-78 |
Hydrogen | % | 3-4.5 |
Nitrogen | % | 1-2.6 |
Sulphur | % | 0.4-1.4 |
Chlorine | % | 0.1-0.4 |
Oxygen | % | 5.5-8 |
Volatile matter | % | 28-38 |
Humidity | % | <10 |
Bulk density | kg/m3 | 750-1000 |
(Na+K) | % | <0.35 |
Sb | mg/kg | <5 |
As | mg/kg | <35 |
Cd | mg/kg | <4 |
Cr | mg/kg | <346 |
Co | mg/kg | <55 |
Cu | mg/kg | <225 |
Pb | mg/kg | <182 |
Ni | mg/kg | <227 |
Sn | mg/kg | <67 |
V | mg/kg | <333 |
Hg | mg/kg | <0.2 |
Zn | mg/kg | <262 |