Gassco: Norwegian gas processing plant
due capacity expansion
By Robert Brelsford, Oil & Gas Journal
April 5, 2016 + + + Gassco AS, operator for Gassled — a joint
venture of oil and gas companies on the Norwegian continental shelf and
the owner of Norwegian gas transportation systems — is planning to boost
capacity for handling rich gas by yearend at its 90 million-cu m/day
Karsto gas processing plant near Haugesund, on Norway's west coast.
Approved at the beginning of 2015, the expansion will include
modifications designed to increase the plant’s rich-gas processing
capacity by 5.7 million cu m/day, Gassco said in its 2015 annual report
released on Apr. 5.
The expansion is due to be completed and
operational by the start of the 2016 contract year on Oct. 1, the company
While Gassco disclosed no further details regarding Karsto’s
capacity expansion project, the company did confirm the plant is scheduled
for an upcoming planned maintenance shutdown this year.
execute the Karsto turnaround in conjunction with work to phase in
upgraded systems as part of its Kalsto robustness project (KaRP), which
aims to rehabilitate aging installations at the 30-year-old Kalsto
landfall facility where the Statpipe, Sleipner Condensate, and Asgard
Transport pipelines come ashore.
KaRP, which began in September
2014, is scheduled to be completed by 2017, the company said.
During the past 7 years, Gassco has invested nearly 10 billion kroner on
upgrades at the Karsto plant, the most recent of which includes
a 600 million-kroner project to upgrade two steam boilers that was
completed in 2015, according to a June 3, 2015, release from the company.
Gassco said it also is evaluating an additional investment of about 1
billion kroner on a project to upgrade Karsto’s fire water and blowdown
systems, as well as two additional boilers.
A final investment
decision on that project is due sometime this fall.
The Karsto gas processing plant, which receives gas and condensate
supplies via pipeline from 28 fields on the Norwegian continental
shelf, for processing and subsequent delivery to Europe.
combined NGL and condensate production capacity of about 10 million
tonnes/year, the plant is equipped with the following individual
production capacities: ethane, 112 tonnes/hr (tph); propane, 385 tph;
i-butane, 76 tph; n-butane, 145 tph; naphtha, 106 tph; and condensate,
Source: Gassco -
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