Ship&Offshore | Ausgabe 04/2018
Bespoke propeller designs raise efficiency
Germany’s Piening Propeller has revealed details of the first two projects involving the installation of Piening Controllable Propellers (PCP). At the beginning of the year, two five-bladed PCPs of type PCP 5-705 with a diameter of 2.5m were retrofitted to the hopper dredger Thor R , owned by Danish operator Rohde-Nielsen. The company has ordered two further PCPs for a sister vessel. The first water-hydraulic propeller PCP 2-350F began operation in April following the re-engining of the 50m-long Polish navy ship Iskra ...