Fuels Flashcards
1
Q
°API =
A
°API = (141.5/SG@15.6°C) – 131.5
2
Q
Specific gravity at fuel temperature t, applying correction factor
A
SGt = SG15.6°C(1-0.0007(t-15.6))
3
Q
ASME formula for heating value of petroleum products
A
Qh = 41,130 + 139.6(°API) kJ/kg
4
Q
Theoretical (stoichiometric) balance of hydrocarbon fuel
A
CnHm + x O2 + x(3.76) N2 → y CO2 + z H2O + x(3.76) N2
5
Q
Formula for moles of O2 in air during combustion , x
A
x = (4n + m) / 4
6
Q
Formula for moles of CO2 as product of combustion , y
A
y = n
7
Q
Formula for moles of H2O as product of combustion , z
A
z = m / 2
