Propeller Equipment



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Photo illustration of an earlier Chinese 14,000 kW rescue ship   


 


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MAN Diesel & Turbo’s medium speed common rail diesel engine type L48/60CR


 


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Alpha VBS Mk 5 CP Propeller – as presented at the SMM Exhibition 2010.

The new Alpha VBS Mk 5 includes a new and more streamlined shape of the hub and blade foot integration. The blade foot is completely flush with the hub contour. 20 hub sizes will range from 600 mm and up to 2,150 mm, corresponding to an approx. power range of 1,000-40,000 kW.


 


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25 November, ready to go – the cooperation agreement between Becker Marine Systems and MAN Diesel & Turbo signed and confirmed by Henning Kuhlmann, Becker Marine Systems (left) and Klaus Deleroi, MAN Diesel & Turbo.


 


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The management team of the cooperation between Becker Marine Systems and MAN Diesel & Turbo - from left Karsten Borneman, Jens Ring-Nielsen, Peter Wagemann, Henning Kuhlmann, Jörg Mehldau, Klaus Deleroi, Heiko Schmidt and Karsten Suchier.  


 


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20 hub sizes will range from 600 mm and up to 2,150 mm, corresponding to an approx. power range of 1,000-40,000 kW.


 


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The optimisation of the VBS Mk 5 includes a new and more streamlined shape of the hub and blade foot integration. The blade foot is completely flush with the hub contour.


 


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CFD streamlines during operation, showing reduced hub vortex. The shape of the new hub is flow-optimised at its afterpart and reduced in size – resulting in a lower hub/blade diameter ratio and a reduced drag.


 


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A VBS Mk 5 stress distribution calculation under maximum ice load, using advanced contact and material models. The hub and internal parts have been designed for ice operation according to the newest IACS ice class rules. MAN Diesel & Turbo is first with the implementation of the 2010 rules into the actual design.


 


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The complete MAN propulsion package type 6L21/31-VBS, including main engine, reduction gearbox, shafting, controllable pitch propeller and propulsion management system


 


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An MAN 6L21/31 engine – ready in a crane at the end of the production line


 


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Rasmus Nielsen, Scandlines project engineer, and Brian Grusgaard, Manager of Upgrading and Retrofit Support at MAN Diesel & Turbo Propulsion After-Sales


 


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PrimeServ engineers fitting the M/V Sassnitz’s new propeller blades


 


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Much of the existing MAN Diesel & Turbo CP propeller range is manufactured in Frederikshavn, Denmark


 


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Arstist impression of the SDARI-designed vessels

Chinese Oilfield Stand-by Vessels Powered by Twin-screw MAN B&W L27/38 Propulsion Packages


 


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Twin CP Propeller screw installation at a chinese shipyard

 


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Shaft straightening at Service Centre Denmark
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Shaft straightening at Service Centre Denmark (cont)
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Swift production and supply of propeller spare parts. A new 17m propeller shaft with hub and blades "airlifted" from Denmark to Panama for installation into the cruise vessel M/V Clipper Adventure.


 


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Swift production and supply of propeller spare parts. (cont.)