RSV Nuyina: One Vessel,
Three Critical Missions.
Powered by Bergen.
RSV Nuyina serves as Australia’s primary link to its Antarctic and sub-Antarctic research stations. It combines three roles in a single platform: a deep-ocean research vessel, a powerful icebreaker, and a high-capacity resupply ship. This capability allows the vessel to support long voyages in the Southern Ocean, sustain 90-day Antarctic missions, carry 1,200 tonnes of cargo, transport nearly two million litres of fuel, and accommodate more than 150 people including scientists, crew, and aviation teams.
Key Facts
Central to the Vessel’s Everyday Propulsion
Nuyina relies on a diesel-electric propulsion system during its core operating speeds of 12 to 14 knots. This everyday propulsion mode is powered entirely by four Bergen C25:33 engines, three L9 units and one L6 genset. These engines supply consistent electrical power to the vessel’s four propulsion motors, ensuring smooth cruising, stable frequency, and reliable load response across long-distance transits.
The Bergen-powered system enables Nuyina to conduct science operations, resupply missions, and routine Southern Ocean passages with predictable efficiency. When required, the vessel can reach more than 16 knots using two additional V16 engines, but the majority of annual sailing time is carried by the Bergen diesel-electric system.
Purpose Built for Efficient and Responsible Operation
The Nuyina design prioritises fuel efficiency, low acoustic impact, and reduced environmental footprint. The slim hull reduces consumption on long transits, and the vessel can resupply two stations in one voyage, lowering total annual fuel use. Additional systems protect sensitive ecosystems through advanced waste handling, ballast water treatment, energy recovery, and compliance with more than a dozen voluntary environmental standards.

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