VAF instruments 667 - Consumption, Efficiency, and CO2 Calculations

41
∆𝑴 = 𝝆 ∙ ∆𝑽
𝒕𝒄
(F10)
DM
= Mass from one measurement
[kg]

= Density
[kg/l]
DV
tc
= Temperature compensated volume
[litre]
𝑴 =
∑
∆𝑴 (F11)
M
= Total Mass
[kg]
DM
= Mass from one measurement
[kg]
𝑮 =
∆𝑴
∆𝒕
(F12)
G
= Mass flow rate
[kg/sec]
DM
= Mass from one measurement
[kg]
Dt
= Sample rate
[sec]
Specific Fuel Oil Consumption rate (S.F.O.C.)
𝑺𝑭𝑶𝑪 =
𝑮 ∙𝟏𝟎𝟎𝟎
𝑷
(F13)
SFOC
= Specific Fuel Oil Consumption
[g/kWh]
G
= Mass flow rate to M/E
[kg/h]
P
= Shaft power
[kW]
Specific Fuel Oil Consumption Corrected rate (S.F.O.C. corr)
𝑺𝑭𝑶𝑪 𝒄𝒐𝒓𝒓 = 𝑺𝑭𝑶𝑪 ∙
𝑳𝑪𝑽 𝒇𝒖𝒆𝒍
𝑳𝑪𝑽 𝒔𝒉𝒐𝒑
(F14)
SFOC corr
= Specific Fuel Oil Consumption Corrected
[g/kWh]
SFOC
= Specific Fuel Oil Consumption
[g/kWh]
LCV fuel
= Lower Calorific Value fuel
[MJ/kg]
LCV shop
= Lower Calorific Value shop
[MJ/kg]