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Monday, October 20, 2008 5:44:19 PM
Fred Olsen Energy ASA Monday, October 20, 2008
The Blackford Dolphin commenced operations under the contract with Tullow Oil in Ghana on October 10, 2008, and the first well on the Hyedya field has now been spudded.
The drilling unit is now estimated to operate for approximately 200 days for Tullow Oil in Ghana under a five wells program, for thereafter to mobilize to India for the remaining part of the three year contract with Reliance.
http://www.rigzone.com/news/article.asp?a_id=68030
GENERAL
Name: Blackford Dolphin
Flag: Singapore
Manager: Dolphin Drilling Ltd.
Year Built: 1974. Major Deepwater Upgrade 2006/2007
Builder: Aker Nylands Verksted AS, Oslo, Norway (1974), Keppel Verolme (2006/2007)
Design: Aker H3
Classification: DNV + 1A1, R, Column Stabilised Drilling Unit, HELDK-SH, CRANE and Drill
MAIN DIMENSIONS
Length: 108,3 m (355,3 ft)
Breadth: 84.1 m (276 ft)
Height: 36,57 m (120 ft), Main Deck elevation above baseline
OPERATING PARAMETERS
Water Depth: 7000 ft Maximum (Outfitted for 6000 ft)
Maximum Drilling Depth: 30000 ft (9144 m)
Transit Speed: 4,5 knots (towed)
Survival Conditions: Hs 16,8 m (Hmax 32 m), Max wind 100 knots, Current velocity 2,0 knots
Drilling Conditions: Hs 8,4 m, Max wind 100 knots
CAPACITIES
Variable Deck Load: 4500 mt (9,920,802 lbs)
Liquid Mud: 5000 bbls (596 m3)
Bulk Mud/Cement: 8 x 2170 ft3
DRILLING EQUIPMENT
Derrick: 1500 kips (750 st) Static Hookload Capacity, 40 ft x 35 ft x 160 ft
Drawworks: NOV SSGD – 4600 with 4 AC Motors
Rotary: NOV D-605, 60 ½” opening
Topdrive: NOV (Hydralift) HPS 750-E-AC-KT with 750 st Load Capacity
Riser Tensioners: 6 x NOV DWRT-200-50 Dual Wireline Tensioners, Max capacity 2,400,000 lbs
Motion Compensators: Crown Mounted Compensator, 1500 kips static / 800 kips (363 mt) compensating load
Mud Pumps: 3 x NOV 14-P220 with 2200 hp each
MACHINERY
Main Power: 4 x Catepillar Model 3612, 3800 KW, 5096 Hp Max continuous power
Emergency Power: 1 x Caterpillar 1800 KW
Propulsion: In-line propulsion system (Propulsion assist mode only)
SUBSEA SYSTEMS
BOP: 18 ¾” Hydril 15k (2 + 3 Cavity)
Control System: ABB / Vetco Multiplex system
Diverter: Hydril FS 1500 psi
Choke and Kill: 3 1/16” RB Pipetech 15k H2S (including Mud Gas Seperator)
MOORING
Winches: 8 x NOV BLM W325 AC Single Wildcat, Electric, 293 mt rated pull
Wire/Chain: Wire / Chain combination
Anchors: 8 off
CRANAGE
2 x 85 mt @ 16,7 m Knuckle Boom Cranes
ACCOMMODATION
130 (120 in 2-man cabins)
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