32
Nitrogen 28

Table 33 indicates the method of converting a volumetric flue gas
analysis into an analysis by weight.

TABLE 33

CONVERSION OF A FLUE GAS ANALYSIS BY VOLUME TO ONE BY WEIGHT

Column Headings:

A: Analysis by Volume Per Cent
B: Molecular Weight
C: Volume times Molecular Weight
D: Analysis by Weight Per Cent
_____________________________________________________________________
| | | | | |
| Gas | A | B | C | D |
|________________________|_______|___________|________|_______________|
| | | | | |
| | | | | |
| | | | | 536.8 |
| Carbon Dioxide CO_{2} | 12.2 | 12+(2x16) | 536.8 | ------ = 17.7 |
| | | | | 3022.8 |
| | | | | |
| | | | | 11.2 |
| Carbon Monoxide CO | .4 | 12+16 | 11.2 | ------ = .4 |
| | | | | 3022.8 |
| | | | | |
| | | | | 220.8 |
| Oxygen O | 6.9 | 2x16 | 220.8 | ------ = 7.3 |
| | | | | 3022.8 |
| | | | | |
| | | | | 2254.0 |
| Nitrogen N | 80.5 | 2x14 | 2254.0 | ------ = 74.6 |
| | | | | 3022.8 |
|________________________|_______|___________|________|_______________|
| | | | | |
| Total | 100.0 | | 3022.8 | 100.0 |
|________________________|_______|___________|________|_______________|

Application of Formulae and Rules--Pocahontas coal is burned in the
furnace, a partial ultimate analysis being:

_Per Cent_
Carbon 82.1
Hydrogen 4.25
Oxygen 2.6
Sulphur 1.6
Ash