mechanical constraints or cost. A detailed Pareto front indicating the trade-off between contrasting objectives can
Stiffener paths, frame generation, deck generation, plate forming, plate development, parts database & export to ShipConstructor
response surface models with less computational effort. The MOGA is then performed on the response surface
Feature 4 | DECK EQUIPMENT AND MACHINERY Recently, Cargotec has announced that
it has received a €20 million order for its MacGregor electric-driven cranes. Te order is to supply six open-hatch cargo ships that are on order from Grieg Shipping which will feature 24 MacGregor variable frequency drive (VFD) cranes. The vessels will be 48,700dwt open-hatch general cargo ships that are to be constructed at Hyundai Mipo Dockyard, South Korea. In total, the order comprises 24 VFD
creating seaworthy software
www.autoship.com
Af Pag(175x132)FORAN2009 26/1/09 12:56 Page 1
electrically-driven cranes; with each vessel having four 75tonne SWL units installed. Te cranes are planned for delivery from 2012 until 2013. Per-Erik Nilsson, sales and marketing director, comments: “We work closely together with our customers which enables us to produce innovations that improve the safety, efficiency and sustainability of their operations.” “Te MacGregor electric crane series inherits the best characteristics of proven designs, but also combines improved operability with a low environmental impact,” he adds.
Stability & Strength Assessment Cargo Management & Load Planning Ship Design & Production World-Wide Service & Support
Why go anywhere else? Cargotec developed its electric drive for
cranes in 2005 with sales of the first crane in 2007, since then focus on development of the drives and environmental regulations coming into play has made these cranes a more viable option for ship owners.
Ship & Boat International September/October 2009
MacGregor VFD electric crane series inherits the best characteristics of proven designs, but also combines improved operability with low environmental impact.
C M Y CM MY CY CMY K
Further development of the electric drive has also seen Cargotec launch its electric- drive side rolling hatch cover in 2001, with its second generation, MacRack, being launched on to the market at the end of last year. NA
39
of new know-how in terms of optimum blade loading for multi-objective and multi-point applications. SBI
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114 BUILT WITH
The Naval Architect September 2010
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