Boiler | Coal type | Hg (mg kg−1) | Cl (mg kg−1) | S (%) | Proximate analysis (Wad%) | Lower heating value (MJ kg−1) | ||||
---|---|---|---|---|---|---|---|---|---|---|
M | A | V | FC | |||||||
A | I | Indonesian coal + Australian coal | 0.046 | 95.7 | 0.50 | 4.08 | 11.4 | 33.7 | 50.8 | 28.3 |
II | Indonesian coal + Australian coal | 0.033 | 95.4 | 0.50 | 4.41 | 10.3 | 35.0 | 50.3 | 28.1 | |
III | Indonesian coal + Australian coal | 0.041 | 101 | 0.51 | 6.73 | 8.76 | 35.4 | 49.1 | 27.4 | |
Average | 0.040 | 97.4 | 0.5 | 5.07 | 10.1 | 34.7 | 50.1 | 28.0 | ||
B | I | Indonesian coal + Russian coal | 0.055 | 45.2 | 0.60 | 4.07 | 10.8 | 28.2 | 56.9 | 28.7 |
II | Indonesian coal + Australian coal | 0.039 | 81.8 | 0.60 | 7.19 | 7.18 | 35.2 | 50.4 | 27.1 | |
III | Indonesian coal + Russian coal | 0.057 | 42.2 | 0.59 | 6.71 | 8.44 | 33.2 | 51.7 | 27.4 | |
Average | 0.050 | 56.4 | 0.6 | 5.99 | 8.8 | 32.2 | 53.0 | 27.7 | ||
C | I | Indonesian coal + Russian coal | 0.043 | 41.3 | 0.52 | 3.82 | 10.9 | 33.5 | 51.7 | 28.9 |
II | Australian coal | 0.034 | 137 | 0.47 | 3.46 | 12.2 | 30.8 | 53.5 | 28.2 | |
III | Russian coal + Australian coal | 0.031 | 51.6 | 0.51 | 4.66 | 12.4 | 32.2 | 50.7 | 27.6 | |
Average | 0.036 | 76.6 | 0.50 | 3.98 | 11.8 | 32.2 | 52.0 | 28.2 |