The Brent System pipeline transports oil from the North Sea oilfields via Cormorant Alpha to the Sullom Voe Terminal in Shetland, Scotland. Since 3 August 2009, it is operated by Abu Dhabi National Energy Company replacing the previous operator Royal Dutch Shell. The Brent system is jointly owned by 21 companies.
Oil transportation system Oil is transported from 20 oilfields, including: Thistle Murchison Hutton North West Hutton Dunlin Brent A, B, C & D Cormorant Alpha North Cormorant Tern Eider
Pipelines The Cormorant A to Sullom Voe pipeline is diameter steel (API 5L X60) of in length. It has capacity of . The Brent C to Cormorant A pipeline is 30 inches (760 mm) in diameter and 35 kilometres (22 mi) long.
Other oil pipelines are:Shell UK Limited, Brent field pipelines decommissioning programme (2020)
+Brent system oil pipelinesPipeline numberFromToDiameter (inches)Length (km)PL001Brent CCormorant A3035.9PL049Brent A Brent Spar162.8PL048Brent BBrent Spar162.3PL045Brent BBrent C244.6PL046Brent DBrent C204.0PL1955Brent ABrent B14 (flexible)
The specification for crude oil transported in the Brent system is as follows:Taqa Brent System +Crude oil specificationParameterValueEntry pointCormorant AExit pointSullom Voe terminalCrude oilNon-sourBase sediment and water5%True vapour pressure at entry115 psia @ 100 °FTrue vapour pressure at exit220 psia @ 100 °FHydrogen sulfide25 mg/lCarbon dioxide251 mg/l
Production
Decommissioning Shell UK Limited propose to decommission the Brent Field pipelines in the mid-2020s.
References