The document presents an overview of LNG bunkering operations for the Viking Grace cruise vessel, highlighting its specifications, LNG fuel capacity, and bunkering processes in Stockholm. It details the timeline and logistics involved in transferring LNG to the vessel, including safety measures and equipment used. Additionally, it includes the milestones of Viking Grace as an LNG-powered vessel, having achieved significant bunkering operations since its introduction.

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SEA GAS LNG BUNKERING
VIKING GRACE
4.10.2016 [Presentation name / Author]1
John Hatley PE
Gas Initiatives ( MBA, MSE )
Wartsila North America
Cell 281 221 4209
john.hatley@wartsila.com
Singapore Maritime Ports Authority
LNG Bunkering Roundtable
Resorts World Convention Center
Singapore
4 October 2016

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13 May 2016 25 August 2016
4.10.2016 [Presentation name / Author]2
LNG Fuel Milestones
Summer 2016… Viking Grace 4 million Passengers &, 1,000 LNG bunkerings
Source: http://shipandbunker.com/news/world/515838-viking-cruise-vessel-
marks-1000-lng-bunkering-milestone

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Viking Grace ROPAX
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Length: 214.0 m
Breadth: 31.8 m
Cruise Speed 22 knots
Passengers: 2,800
RoRo Lane Meters 1,275m
Car Lane Meters 1,000m
Crew 200
Cabins 880
Ice class: 1A Super
In service: 2013
Shipyard STX Finland Oy
Ship Owner: Viking Line
Fuel LNG
Power Wartsila 4x 8L50DF
31,200 kW ( 41,800 HP )

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Viking Grace LNG Fuel
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LNG Fuel Capacity 3 Round Trips
2 LNGpac tanks @ 200 m3 each
Daily LNG Fuel Consumption
≈ 45 tons ( 105 m3 )

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Viking Grace LNG System
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LNGpac
Port LNG
Bunker Station
Starboard LNG
Bunker Station
Gas Valve
Unit “GVU”
2x 8L50DF
Engines
2x 8L50DF
Engines
Vent Mast

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Viking Grace Route
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24 Hour Round Trip
Turku evening…
Stockholm morning…
Midpoint stopover Mariehamn.
Bunkering LNG Stockholm daily…

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LNGF SEAGAS Bunker Vessel
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Ex Car Ferry Fjalir
Length: 49.6 m
Breadth: 11.2 m
Cruise Speed 13 knots
Accommodation 4
Conversion March 2013
Shipyard Fiskerstrand Verft
Owner AGA Gas AB
Fuel Diesel
Power 735 kW
LNG Capacity ≈ 86 tons ( 185 m3 )
1 Cryogenic Tank Type 1870-HCB-15-DNV/PED
Source: http://www.fiskerstrand.no/site/img/208/FV--Fact-
sheets-Conversion-and-Rebuilding---LNGF-Seagas.pdf
Source: photo by John Hatley June 2016 Stockholm harbor

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Seagas Route
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Loading LNG @ Loudden
Transit Short 3.3 Nm Distance
Arrive Stadsgarden Terminal
Bunker LNG Fuel to Viking Grace
Source: LNG in the Port of Stockholm, Ola Joslin, Port of Stockholm, 2013-10-14

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LNG Logistic Modes
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Source: LNG Supply Security LNG Infrastructure, Bryan Luftglass, The Linde Group, June 2013
LNGC… Ship to Shore
Shore to Truck Truck to Ship
Ship to Ship

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Loudden LNG Terminal… Truck to Ship
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3 Truck Loads to Seagas
Total LNG ≈ 75 Tons (160 m3)Source: LNG in the Port of Stockholm, Ola Joslin, Port of
Stockholm, 2013-10-14

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Sea Gas Route
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Loaded LNG @ Loudden
Transit about ½ hour to Stadsgarden
Terminal Bunker Viking Grace
Source: LNG in the Port of Stockholm, Ola Joslin, Port of Stockholm, 2013-10-14

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Viking Grace LNG Bunker Plan
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Source: John Hatley detailed LNG bunkering notes, SEAGAS to Viking Grace, 21 May
2014.
Wednesday 21 May
8 minutes prep
40 minutes LNG transfer
8 minutes conclude

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Stockholm Stagsgarden Terminal Ship to Ship
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Source: LNG in the Port of Stockholm, Ola
Joslin, Port of Stockholm, 2013-10-14
SEAGAS Alongside Aft Port
Quarter of Viking Grace …
Readying to commence LNG fueling

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Bunker Safety Zone
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Source: photo John Hatley, Stockholm LNG Fueling,
June 2016
25 Meters

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Bunkering Safety Zone
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25 Meters

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Seagas LNG Hose Rig
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Source: photo John Hatley, Stockholm LNG Fueling,
June 2016
Hydraulic Knuckle Boom
6 inch Cryogenic hose
Safe Break Away Coupling
Quick Connect Dry
Disconnect Coupling

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LNG Hose Coupling Details
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[Presentation name / Author]
17
Mann-Tek 6” Safe Break Away
Coupling “SBC”
Mann-Tek 6” Dry Disconnect
Coupling “DDC”
Source: LNG in the Port of Stockholm, Ola Joslin, Port of Stockholm, 2013-10-14

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Alongside Begin Hose Connection
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Source: LNG in the Port of Stockholm, Ola Joslin, Port of Stockholm, 2013-10-14
Viking Grace Bunker Port

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LNG Fueling
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Source: LNG in the Port of Stockholm, Ola Joslin, Port of Stockholm, 2013-10-14
Discharge LNG Fuel to Viking Grace

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Sea Gas LNG Fueling Viking Grace
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LNG fueling
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Source: LNG in the Port of Stockholm, Ola Joslin, Port of Stockholm, 2013-10-14
Viking Grace Bunker Port Onboard Sea Gas

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Time Events
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Connection Details
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Source: LNG in the Port of Stockholm, Ola Joslin, Port of Stockholm, 2013-10-14
Viking Grace Bunker Port Onboard Sea Gas

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Simultaneous Operations “SIMOPS”
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Roll On Roll Off Vehicles
@ Bow
Adjacent Terminal Roadway Traffic
Passengers
LNG Fueling

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Viking Grace LNG Bunkering Timeline
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0725 Viking Grace All Fast Stockholm
0730 SEAGAS alongside aft port quarter
0731 LNG hose in position
0735 Cool down complete
0817 Liquid LNG Transfer complete
0825 Nitrogen Purge Complete
0826 SEAGAS Retrieves LNG hose onboard
0827 SEAGAS last line to Viking Grace
0827 SEAGAS maneuvers away
0842 Viking Grace last line Port Stockholm
Source: John Hatley detailed LNG bunkering notes, SEAGAS to Viking Grace, 21 May
2014.
Bunker Plan
Wednesday 21 May
8 minutes prep
40 minutes LNG transfer
8 minutes conclude
LNG Bunker Log Wednesday 21 May

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Viking Grace
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SEA GAS LNG BUNKERING
VIKING GRACE
QUESTIONS ?
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John Hatley PE
Gas Initiatives ( MBA, MSE )
Wartsila North America
Cell 281 221 4209
john.hatley@wartsila.com
Singapore Maritime Ports Authority
LNG Bunkering Roundtable
4 October 2016