October 2011, Vol. 238 No. 10

TechNotes

Record-setting AUV Pipeline Inspection In Norway

Kongsberg Maritime completed the world’s longest, multi-sensor autonomous underwater vehicle (AUV) pipeline survey using one of its cutting-edge HUGIN 1000 AUVs. The inspection took place in February in the Hjelte fjord near Bergen, Norway. The HUGIN 1000 was operated from the Royal Norwegian Navy vessel HNoMS Måløy . The subject of the inspection was two subsea pipelines going to the Mongstad oil refinery. The HUGIN 1000 AUV was equipped with an advanced suite of Kongsberg imaging equipment including the HISAS 1030 synthetic aperture sonar, EM3002 multibeam echo sounder and an optical camera with LED lighting. The instruments were used to inspect 30 km of sub

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