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Middle East. In 2012, Wärtsilä struck a The non-LNG HYTug, however, al-

A typical tug oper- deal to supply China’s ? rst LNG-pow- lows for fewer emissions by enabling ered tugs and were ? rst out with a 29 m less installed power than a “conven- tug in partnership with Dry Dock World tional” design. “We believe that new in Dubai on vessels that were delivered tugs will in future rely more and more ating 1,500 to 2,000 but never commissioned. In gas mode, on battery and hybrid propulsion,” says

Wärtsilä’s LNG tugs are Tier III compli- a Wärtsilä Marine Solutions statement. ant for cutting emissions of sulfur oxide The HYTug launches at the Asian Tug hours per year at an completely and trimming carbon-diox- Technology and Salvage conference in ide by 20 percent and nitrogen-oxide by September 2017. 80 percent. average load factor of 30 percent simply does not burn enough fuel to offset the sig- nificantly increased capital costs to build an LNG-fueled tug.

Photo: © Piriou 56 Maritime Reporter & Engineering News • NOVEMBER 2017

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