Bolette Dolphin

general

EXPECTED TO BE IN OPERATION FOURTH QUARTER 2013

Name Bolette Dolphin
Flag Singapore
Owner Bolette Dolphin Pte. Ltd
Manager Dolphin Drilling Ltd.
Year Built 2013
Builder Hyundai Heavy Industries, Ulsan, South-Korea
Design Gusto P10000, 6th generation drillship
Classification DNV 1A1, Ship-shaped Drilling Unit, BIS, E0, DYNPOS-AUTRO, DRILL, CRANE, HELDK-SH, COAT-PSPS(B), CLEAN

operatingparameters

Water Depth 12,000 ft (3660 m) (equipped for 10,000 feet (3050 m))
Maximum Drilling Depth 40,000 ft (12,200 m)
Transit Speed 12 knots approx.
Survival Conditions 100 year Hurricane
Drilling Conditions Hs = 6,7 m, Tp = 10-13 s, Vw = 25 m/s, Vc = 0,8 m
 
Length 751 ft (229 m)
Breadth 118 ft (36 m) moulded
Depth 59,5 ft (18,15 m) moulded
 
Variable Deck Load 20,000 tons
Reserve Mud Tanks abt 1000 m3
Active Mud Tanks abt 1800 m3
6 Dry Bulk mud tanks abt 450 m3 (total)
6 Dry Cement mud tanks abt 450 m3 (total)
Bulk in sacks abt 6000 sacks

drillingequipment

Derrick 210 x 80 x 60 ft, dual activity drilling derrick, Main 1250 st and auxiliary 750 st max static/dynamic hook load capacity
Drawworks Main: 9000 hp active heave compensated drawworks, Auxiliary: 6000 hp drawworks.
Rotary 2 rotary tables: (75 ½” and 60 ½”)
Topdrive Main: TDX-1250, 1250 st Auxiliary: TDS-8SA 750 st
Riser Tensioners Total 4,000,000 lb, 50 ft stroke
Motion Compensators Main; Active heave compensated Drawworks and Crown Mounted Compensator, Aux; Active heave compensated Drawworks
Mud Pumps 5 x NOV 2200 hp, 7500 psi, triplex
BOP system 2 set 18-3/4” 15M dual annular seven rams BOP stack