Calculation Formulas; Fuel Type - Wohler Econometer E 98 Bedienungsanleitung

8. Calculation formulas

8. Calculation formulas
The waste gas loss will be calculated in accordance with the following formula, with the
0 value measured, the waste gas temperature (TF) and the combustion air temperature
2
(TA or Ta) included in the calculation (equation 10.1), in addition to the fuel-specific
factors (A and B).
2
Q = ( T
A

Fuel type

oil
natural gas
liquefied gas
town gas
coal
wood
Table 1:
(Buderus: Heating Technology Manual)
The carbon dioxide concentration (CO
element composition of the fuel type CO
content measured (equation 10.2).
CO =
2
Manual Instruction
A
- T ) 2
F A
21.0 - O
2
A2 B
0.68 0.007
0.66 0.009
0.63 0.008
0.63 0.011
0.71 0.004
0.70 0.010
fuel-specific factors
) will be calculated in accordance with the
2
value) and in connection with the 0
2max
CO (21.0 - O
2 max
21.0
41
q
+ B (10.1)
CO /Vol. %
2 max
15.4
11.8
14.0
11.7
18.7
20.3
2
)
2
(10.2)