Page 20 - Danish Offshore Industry 2020

THE NEW TYRA FIELD

By Morten Hahn-Pedersen, historian

What will the new Tyra field look like?
We asked Morten Hesselager Pedersen,
Project Director of the redevelopment of Tyra,

who gave us the following brief overview.

While the original Tyra field consisted of two centres, By then, the rebuilt Tyra will be an ultra-modern field
Tyra East and Tyra West, the new field will have just one full of state-of-the-art technology which has been de-
centre. signed to secure the most efficient production and the
highest levels of safety. Total expects the new technology
This means that the two existing combined accommoda- to be able to reduce CO 2 emissions from Tyra by about
tion and process platforms will be removed and replaced 30 % through less flaring and improved energy efficien-
with a new accommodation platform and a new process- cy. The ongoing monitoring of about 100,000 data points
ing platform. These two new seperated platforms will be and sensors, including of critical equipment, will allow
located on new, elevated jackets so that the distance to optimised maintenance, greater operational efficiency
sea level will be as desired. and lower costs. Safety is involved at every level of the
project. For example, safety concerns lie behind the sepa-
The Tyra field’s four wellhead platforms and two riser ration of the accommodation and process platforms. The
platforms will be reused. This means another approach new accommodation platform has also been designed in
has to be taken with them. These platforms’ jackets will close collaboration with offshore employees in order to
be extended by 13 metres, and their topsides will be create the best possible home away from home for the
replaced with new ones. almost 45 men and women who will staff the field.

The unmanned satellite platforms in the Svend, Roar, And how much will the reconstruction of Tyra cost?
Valdemar, Harald and Tyra Southeast fields, whose pro- ‘About DKK 21 billion,’ says Morten Hesselager Pedersen.
duction is processed at the Tyra main centers, have not ‘It is the largest single investment ever made in the Dan-
been affected by subsidence. Therefore the satellites will ish part of the North Sea, but it is securing a critical part
not be redeveloped, but in connection with the shut-in of Danish gas infrastructure for at least 25 years into the
of production at Tyra, these satellite fields have had to future. This provides the opportunity to exploit smaller
be closed and secured. The satellites will be switched occurrences of resources under DUC and third parties.
back on after the redevelopment has been finished so We are also creating a world-class field which, at the
that everything is ready when Tyra goes back into pro- peak of its production, will supply gas corresponding to
duction in 2022. the consumption of 1.5 million Danish homes,’ concludes
Morten Hesselager Pedersen.

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