Wärtsilä powers Chinese semisub heavy-lift vessel

31 May 2010

Wärtsilä has signed a contract to deliver a ship power system for a 38,000 tonne semi-submersible heavy-lift vessel for Chinese customer Zhejiang Share-ever Business.

Zhejiang Share-ever Business is a privately owned company with more than 20 large-size vessels, including 72m offshore platform supply ships, ocean cargo carriers of between 27,000 and 50,000 tonnes, and drag-suction dredgers. The company seeks to utilize the latest marine technologies and works closely with domestic vessel design institutes.

The newbuilding will operate in offshore waters around the world, and will be mainly

used in loading and transporting large-size offshore equipment required by the offshore oil and gas industry. Such equipment includes large-size steel structures, various kinds of platforms, platform jackets, and main platform blocks, etc. used in prospecting and exploration. The vessel will also assist large commercial ships and naval vessels in re-floating and similar operations.

The engine configuration is based on the Wärtsilä 32 medium speed engines. The scope of supply includes three 9-cylinder in-line Wärtsilä 32 generating sets for a diesel electric installation, and three tunnel thrusters.

“This kind of vessel has generated great interest amongst investors in the marine industry, and the market for it appears to be growing rapidly. Wärtsilä has been very successful in taking its share of related business opportunities, and we now have an excellent list of references to show our customers,” said Michael Zhou, business manager, special vessels, Wärtsilä in China.

The 38,000 tonne self-propelled semi-submersible has a total length of 195m with a moulded width of 41.5m. The moulded depth is12m, the designed draught is 8.6m, and its maximum diving depth is 23m. Propelled by electric power, the vessel features automated management, an unattended cabin, dynamic positioning and a service speed of 13.5 knots. It is designed by the Marine Design &Research Institute of China under CSSC for technical specifications and by Jiangsu Modern Shipbuilding Technology for production processes. Delivery is scheduled for end 2011.

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