HSwMS ''Uppland'' (Upd) is one of three built for the

Royal Swedish Navy The Swedish Navy ( sv, Svenska marinen) is the naval branch of the Swedish Armed Forces. It is composed of surface and submarine naval units – the Fleet () – as well as marine units, the Amphibious Corps (). In Swedish, vessels of ...

during the

Cold War The Cold War is a term commonly used to refer to a period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc. The term '' cold war'' is used because the ...

.Saunders, p. 698 The motto of HSwMS ''Uppland'' is "Prudencia Et Audacia" which translates into "Prudence And Boldness".

Mid-life upgrade

In 2020, HSwMS ''Uppland'' underwent a

mid-life update A mid-life update, particularly in the context of defence, is maintenance or renovation designed to extend the usefulness and capability of an item. See also * F-16 mid-life update A large number of variants of the General Dynamics F-16 Fighti ...

. During the upgrade, a number of systems that will be used in the next generation submarines, the ''Blekinge''-class (A26), were installed. More than 20 new systems on board the new ''Gotland''-class was implemented, which contributes to their de-risking for the A26. This also offers training opportunities for the crew when they deploy the A26 in the future. The upgrade process included many new systems, such as the Stirling AIP, a completely new mast suite, sonars and sensors as well as management and communication systems. In order to accommodate all systems, the submarine has extended to 62 m and gained another 200 tons in weight. In the process HSwMS ''Uppland'' reached a

displacement Displacement may refer to: Physical sciences Mathematics and Physics *Displacement (geometry), is the difference between the final and initial position of a point trajectory (for instance, the center of mass of a moving object). The actual path ...

(surfaced) of 1580 tons.

Citations

Bibliography

* {{DEFAULTSORT:Uppland (Upd) Gotland-class submarines Ships built in Malmö 1996 ships Submarines of Sweden