Closed Bus – PMS Failure Leading to Thrust Limitation of All Thrusters
A DP vessel was operating with its power plant configured in closed bus mode. This setup included three active generators: No. 2 port, No. 4 centre, and No. 6 starboard. Two generators, No. 1 port and No. 3 centre, were on standby, while No. 5 starboard generator was isolated for a long-term turbocharger overhaul.
DP Event
Published: 3 April 2024
Download: IMCA DPE 01/24
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The following case studies and observations have been compiled from information received by IMCA. All vessel, client, and operational data has been removed from the narrative to ensure anonymity.
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