Unigas E115X-FGR M Series Manual Of Installation - Use - Maintenance page 12

PART I: SPECIFICATIONS
Pressure - rate in combustion head curves (natural gas)
Curves are referred to pressure = 0 mbar in the combustion chamber!
E115X-FGR M-..
E190X-FGR M-..
The values in the diagrams refer to natural gas with a calorific value of 8125 kcal/Stm
3
0.714 kg/Stm .
The values in the diagrams refer to GPL with a calorific value of 22300 kcal/Stm
3
Stm . When the calorific value and the density change, the pressure values should be adjusted accordingly.
E140X-FGR M-..
3
Stm /h
3
Stm /h
Natural gas pressure shown in diagram
Where:
Real gas pressure
Natural gas flow rate shown in diagram
Real gas flow rate
Natural gas density shown in diagram
Real gas density
12
3
(15°C, 1013 mbar) and a density of
3
(15°C, 1013 mbar) and a density of 2.14 kg/
3
Stm /h