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Phoenix / Typhoon Oilfield, Gulf of Mexico




Green Canyon area, Gulf of Mexico

Distance From Land

100 miles off the coast of Louisiana

Water Depth


Peak Production

40,000bpd of oil <BR>60 million cuboc feet per day of gas

Field Life

Six to eight years


Q2 2010

Topsides Structural Deck

Two levels consisting of a 110ftx110ft main deck and a 110ftx110ft production deck (nominal dimensions)<BR>

Major Process Systems (Oil System)

40 million bpd<BR>2 stage separation (2 phase separation in HP Separator<BR>3 phase separation in LP Separator)

Gas System

60 million cubic feet per day – two stage main gas compression system<BR>5 million cubic feet per day – two stage vapour recovery compression system<BR>Gas separation in both HP and LP separators<BR>G

Produced Water System

15 million bpd hydrocyclones with downstream column flotation unit

Other Process Systems

Process heating &#38; cooling system<BR>Well and production chemical injection system.<BR>HPU system for direct hydraulic control of subsea wellheads<BR>Electronic production and emergency safety syst

Utility Systems

8,500kW main generator (two units at 4,250 KW each, dual fuel)<BR>


One accommodation building with heliport<BR>One MCC / switchgear building<BR>One storage / shop building

Structural Characteristics of SeaStar TLP Hull

Hull diameter 58ft<BR>Column extension 18ft<BR>Main column length 130ft (+ / - 3ft)<BR>Four point topsides support

Hull Systems

Ballast piping system<BR>Valves and pumps<BR>Tank level indication system<BR>Service air system<BR>Vent and sounding system<BR>Ventilation, dehumidification, and AC<BR>Valve control and indication system<BR>Tendon tension and load monitoring system<BR>Ten

Mooring System

Six top transition joints<BR>Six bottom transition joints<BR>Six foundation piles<BR>Six tendons<BR>Six top connectors<BR>Six bottom connectors


Helix Solutions Group


Energy Resources Technology (70&#37;) and Sojitz (30&#37;)


Wood Group, Wellstream International

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