Wärtsilä powers Chinese semisub heavy-lift vessel

Wärtsilä 32 medium speed engine Wärtsilä 32 medium speed engine
Industry Database

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

The newbuilding will operate globally in offshore waters, and will be mainly used in loading and transporting large-size 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 used in prospecting and exploration. The vessel will assist large commercial ships and naval vessels in re-floating and similar operations.

The engine configuration is based on Wärtsilä 32 medium speed engines. The scope of supply includes three nine-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 self-propelled semi-submersible vessel has a total length of 195m, a width of 41.5m, a depth of 12m, a design draught of 8.6m and its maximum submerged 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 while Jiangsu Modern Shipbuilding Technology handles the production work processes. Delivery is scheduled for end 2011.


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