Feature 2 | gAS tAnkeRS
Golar FSRUs to shine through
Plans involving Golar LNG to convert existing liquefied natural gas carriers
into first of their kind floating storage and regasification units are gathering
pace, and some of the ships involved are of surprisingly recent vintage.
I
n January, Golar LNG acquired Keppel yard is the 129,000m
3
capacity
another LNG carrier earmarked for Golar Spirit, the 1981-vintage combined
conversion into a floating storage and LPG/LNG carrier, which is due delivery as
regasification unit (FSRU), and disposed an ‘alongside FSRU’ to a Petrobras charter
of a similar vessel to a consortium of in the second quarter of 2009. She is to be
interests, in which it has a stake, with followed by the 138,000m
3
capacity LNG
similar plans. carrier Golar Winter, delivered as recently
Already under conversion at Singapore’s as 2004, which is due conversion with the
same yard to the same charterer by March
2009.
Technical paRTicUlaRS In early January, Golar announced
Golar Spirit FSRU conversion that it had signed a final Memorandum
of Agreement to sell the 137,500m
3
Vessel type ..........lnG carrier, Moss design capacity Golar Frost, delivered in 2004,
Built ......................................................... 1981 to OLT Offshore LNG Toscana for €160
length, oa ...........................................289m million. OLT-O is the project company
Breadth, moulded ............................44.60m under the control of the Livorno FSRU
Depth, moulded ...............................25.00m project (Italy), in which Golar owns a 16%
Draught (design) ..............................11.40m interest. The other major shareholders are
complement................. approx 44 persons Endesa Europa S L, IRIDE Mercato, and
nominal gas send-out pressure ........ 85bar OLT Energy Toscana.
Golar Frost is currently fixed on a time
capacities ................ lnG (100% at -163°c) charter until the end of March 2008, Artist’s impression of the regas skid to be
129,000m
3
with extension options thereafter, but installed on Golar Spirit.
Gas send-out ...........................231tonnes/h the eventual conversion is expected to be
cargo containment system ............. MOSS carried out during an extended period
spherical type, iMO class B charter by Saipem. The precise details of the FSRUs that
number of tanks ........................................ 5 Then, in mid-January, Golar acquired will emerge from the conversions remain
internal diameter ................Tank 1 - 35.50m the 140,000m
3
capacity Shell LNG carrier confidential. What is known already,
Tank 2, 3, 4, & 5 - 37.1m Granatina, delivered in 2003. For the however, is that Golar Spirit (which on
Material............................aluminium 5083-0 moment, the ship will continue to trade delivery will, it is believed, be the first ship
conventionally, but Golar is already of its type) will feature a turret mooring
Cargo Handling System seeking opportunities for a conversion. system connected in the forward part of
in-tank cargo pumps ..... 1100m
3
/hr- 5 sets, Golar Management (UK) group the ship. Thus, her bow area has had to be
140m
3
/hr- 5 sets technical director, Graeme McDonald, said modified. The turret has been configured
Spray pumps ..........50m
3
/hr, 50mth - 2 sets that, after conversion, both Golar Spirit to provide a non-rotating platform for
hD compressors ........... 27,000m
3
/h - 2 sets and Golar Winter would be chartered by supporting the anchor lines, flexible
lD compressors .................6700m
3
/h - 1 set Petrobras for 10 year periods, with options risers, and associated control/service lines.
lnG vapour heater ..................... 2200MJ/h to extend for a further five years. The turret is also being equipped with a
(7000kg/h vapour) - 2 sets ‘Engineering and development work turntable which allows 360° continuous
lnG vapouriser ............................ 7500MJ/h continues to progress on the Golar Spirit rotation of the FSRU.
(8800kg/h lnG) - 1 set and Golar Winter FSRU conversion The resulting floating LNG terminal
lnG loading arms ............16inch - 2 sets on projects,’ he said. ‘Golar Spirit entered will feature six Moss tanks arranged in
starboard side Keppel shipyard in Singapore as planned the middle, regasification plant in the
Vapour loading arm ........ 16inch - 1 set on in early October 2007 and physical forward end, and crew facilities, control
starboard side work has now commenced on the vessel room, and utility machinery in the aft end.
inert gas plant ..............................5000m
3
/h conversion. Golar Winter is scheduled to On delivery, the floating terminal will be
enter Keppel Shipyard in October 2008.’ permanently moored to the seabed with
54 The Naval Architect February 2008
NA Feb 08 - p54+
55.indd 54 05/02/2008 09:41:15
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