Baltic Shipyard Equipped the Nuclear Icebreaker "Leningrad" with Compressors for Emergency Power Supply

The plant's specialists installed compressors with a 40-year service life on the Project 22220 vessel

Specialists from the Baltic Shipyard, which is part of the United Shipbuilding Corporation (USC), have completed the installation of high-pressure air compressors on the under-construction universal nuclear icebreaker "Leningrad" of Project 22220. According to the company's press service, the installed piston units are equipped with a double-circuit water cooling system and are designed to supply dry compressed air to ship consumers.

Icebreaker of Project 22220 "Leningrad"
Icebreaker of Project 22220 "Leningrad"
Image source Rosatomflot

First of all, the compressors provide the start-up of backup diesel generators, which are put into operation in the event of nuclear reactors being decommissioned, guaranteeing uninterrupted power supply to critical ship systems.

Air compressors
Air compressors
Image source «Baltic Shipyard»

There are three such compressors on board the icebreaker, each weighing almost 3.8 tons and with a capacity of 144 normal cubic meters of air per hour. The declared service life of the equipment is 40 years, which corresponds to the duration of active operation of the nuclear icebreaker fleet.

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Sources:
«Baltiyskiy zavod»
2025-12-26 19:00:15 Andrey Rudkovskiy Transport proekt 22220 «Leningrad»
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