Shafts and Propellers

Technology group Wärtsilä, the Netherlands based Maritime Research Institute MARIN and Italian ship owner Grimaldi, have together successfully designed an Energy Saving Device (ESD) for use by ships with Controllable Pitch Propellers…

As the tenth anniversary of the introduction of Becker Mewis Duct® approaches, Becker Marine Systems is preparing to celebrate the success of its closed duct type product.

German manufacturer of marine propulsion systems, Schottel, is introducing a new nozzle type SDC 40, a compact design which offers superior free running efficiency, and will lower operating costs compared with existing…

Russian Far East shipyard Zvezda is planning to issue a tender for 6m diameter screw propellers for 15 LNG carriers in the third quarter of 2019, after the original local Russian supplier,…

AEGIR-Marine PRIME stern tube seal assembly has received Class NK Type Approval. The brand-independent service provider in The Netherlands began offering its newly certified seal assembly to customers worldwide immediately. The Type…

Wärtsilä is to overhaul its light weight modular waterjet range, introducing a new axial pump design, which will boost performance by increasing thrust by as much as 3%. The upgraded design also…

A revolutionary new technology capable of substantially reducing the underwater radiated noise (URN) has been developed by Strathclyde University and Oscar Propulsion, a UK-based innovation and technology transfer company.