51/60DF Dual-Fuel Upgrade
Marine Applications
MAN Diesel & Turbo SE
PrimeServ Four-stroke Augsburg
Upgrades & Retrofits
Department DU-AUG
Augsburg, Germany
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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51/60DF Dual-Fuel Upgrade
Marine Applications
1
51/60DF Design, Characteristics and References
2
Scottish Viking Engine Conversion
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Operation
Operation Modes 51/60DF
Liquid fuel mode:
99%
Gas mode:
Diesel
Gas
HFO
MDO (DMA, DMB)
Main fuel nozzle
Natural gas
(vaporized LNG)
Gas admission valve
< 1%
< 1%
Distillate
MDO (DMA, DMB)
Pilot fuel nozzle
MAN Diesel & Turbo
99%
Distillate
MDO (DMA, DMB)
Pilot fuel nozzle
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Design
Comparison Technical Data 48/60 with 51/60DF
Basic Engine 48/60
Converted Engine 51/60DF
Bore
480 mm
510 mm
Stroke
600 mm
108,6 dm3
Swept volume
=> + 6,25%
600 mm
=> + 12,9%
122,6 dm3
Cylinder output *
at rpm
500/ 50 Hz
1200 kW **
975 kW (B) / 950 kW (A) ***
514/ 60 Hz
1200 kW **
1000 kW (B) / 950 kW (A) ***
25,8 - 26,5 bar
19 bar
Mean effective pressure
* at ISO Conditions
** min. LCV = 42.700 kJ/kg
*** Methane number ≥ 80
min. LCV = 28.000 kJ/Nm3
B: based on 48/60B
A: based on 48/60A
Power values may vary according to:
• Specific configuration
• Ambient conditions
• Methane number
• Charge air temperature
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Operation
51/60DF: Liquid Fuel Mode / Gas Mode Transfer
110%
1100kW/cyl.
Trip
100%
1000kW/cyl.
Load
Liquid fuel
mode
Gas
mode
Transfer
 Gas operation above 15% load
 Seamless switch over from
diesel to gas over 15% load
15%
150kW/cyl.
0%
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Design
51/60DF Cylinder Head Cross Section
Gas pipe
Gas valve arrangement
Rocker arms
Charge air manifold
Gas flow control pipe
Main fuel injection nozzle
Pilot fuel injection nozzle
Main fuel injection pump
+ additional components
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Gas System
Double Wall Safety Concept
P0
Outside
Engine Room
P1
P2
Gas Valve Unit
P0 > P2 ; P1 > P2
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Design
51/60DF: Engine Control System
Replacement of Engine control by SaCoS DF
SaCoS = Safety and Control System
GVU = Gas Valve Unit
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Operation
Quick Change Over: Gas to Diesel @ 100% Load
100% Gas
Engine speed
Signal for
gas valve
100% Diesel
Signal for
Diesel actuator
Quick change over (QCO) in case of
emergency or
gas supply interruption
QCO from gas to diesel immediately at any load
Even QCO at 100% load has no implication on
power output
0% Diesel
0% Gas
10 sec
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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References Marine and Power
51/60DF Reference List Summary (Status: 06/2013)
 113 engines sold
(newbuildings + DF-conversion) *
 1355 cylinder *
 1,338,025 kW total installed power *
 Successfully started up 51/60DF engines
Marine: 13
Stationary: 32
* Based on today's orders
Status: 06/2013
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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51/60DF Dual-Fuel Upgrade
Marine Applications
1
51/60DF Design, Characteristics and References
2
Scottish Viking Engine Conversion
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Engine related Equipment
Scottish Viking + Gas Valve Unit (GVU)
9L48/60B
 Gas Valve Unit
(GVU)
GVU




HFO tank
GVU installed in existing HFO tank
GVU space 30 x air exchange
Access by screwed on MAN door
Gas operation stopped while GVU
space opened (maintenance/repair)
9L48/60B
Gas valve unit (GVU)
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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LNG / DF Conversion project
Option for MAN scope of supply
Intended MAN scope of supply for Scottish Viking :
 Engine conversion from 2 x 9L 48/60B to 2 x 9L 51/60DF
 Engineering support for system integration (Automation + Engine
Related Systems)
 Participation in the overall conversion specification of the vessel
 Participation in the overall safety plan of the vessel
 Gas Valve Unit (GVU)
 Handling of engine related classification & documentation
 Engine + GVU commissioning
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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51/60DF Dual-Fuel Upgrade
Marine Applications
”il tempo per utilizzare LNG nella propulsione è arrivato”
”il
tempo per
nella propulsione
”il tempo
per utilizzare
utilizzare LNG
LNG nella
propulsione è
è arrivato”
arrivato”
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Disclaimer
All data provided in this document is non-binding.
This data serves informational purposes only and is especially
not guaranteed in any way. Depending on the subsequent
specific individual projects, the relevant data may be subject
to changes and will be assessed and determined individually
for each project. This will depend on the particular
characteristics of each individual project, especially specific
site and operational conditions.
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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Do you have any more questions?
Contact
MAN Diesel & Turbo SE
Department DU-AUG
Stadtbachstr. 1
86153 Augsburg
Germany
Specialists
Leigh Taylor
Frank Fischer
 [email protected]
 +49 821 322 3455
 [email protected]
 [email protected]
 +49 821 322 1246
 +49 821 322 6524
or contat our Global Organization:
http://www.mandieselturbo.com/0000331/PrimeServ/Worldwide-Network.html
MAN Diesel & Turbo
Four-stroke Augsburg
Upgrades & Retrofits
51/60 DF Dual-Fuel Upgrade: Marine Applications (extended)

06.02.2014
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2011 14.300 tdw 800