Deepsea Stavanger
Deepsea Stavanger is a sixth generation deepwater and harsh environment semi-submersible. This unit, along with its sister rigs Deepsea Atlantic and Deepsea Aberdeen, is a state-of-the-art dual derrick, dynamic-positioned unit of enhanced GVA 7500 design .
The rig has a state-of-the-art, highly efficient drilling system, which includes a dual derrick with a main and an auxiliary work centre to facilitate a number of simultaneous operations.
The unit is designed for operations in harsh environments and at water depths of up to 3,000 m. The 7,500 mt loading capacity in all operating conditions ensures efficiency, with a reduced need for supply.
The rig has a state-of-the-art, highly efficient drilling system, which includes a dual derrick with a main and an auxiliary work centre to facilitate a number of simultaneous operations. The drilling system has dual active heave compensating drawworks for increased performance, efficiency, safety and redundancy. The rig is designed for worldwide operation and will be especially suitable for development drilling. The rig meets the latest regulatory requirements of Norwegian NMD & PSA/UK HSE & NORSOK.
Year delivered | 2010 |
Client | Equinor |
Location | Norway |
Flag | Bermuda |
Type | Semi submersible |
Design | GVA7500 Enhanced |
Construction yard | DSME, South Korea |
Class society | DNV |
Water depth capacity | 3000 |
Drilling depth capacity | 10670 |
Operating displacement | 57,200 |
Variable deck load | 7500 |
Accomodation | 157 |
Thrusters | 8 ea. Wartsila, 4000 kW |
Mooring lines | 8 |
Derrick | Dual |
Compensator | AHDD |
Mud pumps | 4. ea NOV 14-P-220 |
BOP | NOV Shaffer 6 ram MUX, 15k |
Deck cranes | NOV KBC – 100t + 85t |
Energy storage | Odfjell hybrid |