LNG Carrier Power electric propulsion.pdf

LNG Carrier Power
Total Fuel Flexibility & Maintainability
with 51/60DF Electric Propulsion
MAN Diesel SE
86224 Augsburg
Germany
Telephone +49 821 322-0
Telefax +49 821 322-3382
mandiesel-de@

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Reproduction permitted provided source is given.
Subject to modification in the interest of technical progress.
D2366314-N2 Printed in Germany GMC 05081
MAN Diesel – a member of the MAN Group MAN Diesel
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LNG Carrier Power: Total Fuel Flexibility & Maintainability
with 51/60DF Electric Propulsion
Contents: LNG Carriers .......................................................................... 3
– Diesel propulsion concepts .................................................. 3
– DFDE propulsion concept .................................................... 4
– LNG carrier standard size .................................................... 5
– MAN Diesel reference .......................................................... 5
LNG Carrier Power Requirements ........................................ 6
– Natural boil-off gas .............................................................. 6
– Boundary conditions for LNG carrier operation .................... 6
– Typical power requirements ................................................. 6
– Dedicated engines concept ................................................. 7
Typical engine confi gurations ............................................... 7
– Inline confi guration .............................................................. 7
– Mixed confi guration ............................................................. 11
– Low-load consideration ........................................................ 14
– Segments of the round trip .................................................. 14
– Benefi ts of the inline confi guration ....................................... 16