Development of a Bunker Norm for Ships

Appendix 7

Viscosity/Temperature Sheet
for
Fuel oils

(Oversættelse af norske tekster i skemaet):
­ The oil can be pumped with difficulty or not at all
mm²/sec (cSt) at 50⁰C.

Recommended viscosity

for fuel pumps for:

slow-speed engines

engines with higher rpm

Marine Diesel Oil

Marine Gas Oil

(Tekst under skemaet):

Example:

Heavy oil with a viscosity of 150 mm²/sec (cSt) at 50⁰C must be preheated to the following temperatures before the fuel pump:

108 – 120⁰C for slow-speed engines

117 – 132⁰C for engines with higher rpm