Appreciation of open, off-the-shelf networks and automation infrastructures are growing within the marine industry and many vessel operators and shipbuilders are looking at adopting control and communication hardware more commonly seen in manufacturing applications.
Construction costs are an important consideration in offshore wind farms and drilling platforms. However, traditional crane technology has proved to be a safety issue during the construction phase with standard floating cranes often encountering difficulties if the waves crest at 30cm or greater. Even minor swaying, of just 2 or 3°, can move the tip of the crane by up to 5m which can result in an unstable load which poses a safety issue.
AC drives manufacturer Vacon is to deliver liquid-cooled AC drives with a total power of 2.7 MW for active heave-compensated winches onboard a Norwegian-built Inspection, Maintenance and Repair (IMR) ship. The delivery will take place in March 2012.
A motor control system supplied by AC variable speed drive manufacturer, Vacon is central to the operation of the revolutionary UT-1 submersible ultra-trencher, which was built by underwater engineering specialist SMD and is owned and operated by CTC Marine.
A provider of industrial networking solutions, Moxa has been selected to provide TN-5508 EN50155 compliant Ethernet switches for use in on-board train communication networks in the suburbs of Paris, France.
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