Page 33: of Marine News Magazine (July 2016)

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PROPULSION: TEST DRIVE “In 2009 we saw a dramatic drop in the marine leisure business, and as a result we took a loss. But it allowed us to restructure and reshape the company in a different way.

This helped bring us back to pro? tability, and last year we saw the full effects of this strategy – focusing on marine commercial, focusing on the industrial business.” – Stefan Carlsson, Marine Diesel Segment Head

Credit: Greg Trauthwein

IPS Pod Range

Credit: Volvo Penta h h h h i h 550 5 55 55 550 0 0 h h h h d d d d d d l 550 hp models. l l l ittiltli i t iT composite material to eliminate corrosion. The engine has

The 8-liter engine expands the offering between the D6 a Denso common rail system working up to 2000 bars. The and D11 models, for applications that require low weight injection is electronically controlled, and pre-, main, and with high power suited for propeller, waterjet and Volvo post-injection are essential aspects for the engine’s power,

Penta IPS applications. The new engine has been designed torque, fuel ef? ciency, low noise and emission levels. for use in planing craft, and commercial uses include fast “The high power-to-weight ratio together with the new patrols, coast guard and rescue launches, police and ambu- common rail injection system where the nozzle has been lance boats, water-taxis and high-speed passenger ferries, optimized, together with a piston bowl of re-entry type, ? shing boats, and offshore support vessels. will provide excellent fuel ef? ciency,” said Anna Pettersson,

While the D8 is new to the marine market, it is a well- chief project manager for Volvo Penta’s marine engines. proven platform which has been manufactured since 2013 Volvo Penta has developed three power outputs for the serving the truck, bus and off-road industrial market. D8 inboard range – of 450, 510 and 550 hp. The engines

Krossholmen is an ample testing ground for anything on are designed to conform to the US EPA Tier 3 emissions the water, and Volvo Penta runs a diverse test boat ? eet of standards, as well as IMO II and EU IWW. EPA certi? - more than three dozen boats, ranging in size to 70 feet in cates are expected in January 2017. Power ratings will be length, to get the job done. set at R3 (for 450hp), and R4 for both 510 and 550hp.

The D8 is an in-line six-cylinder engine with a cylin- The IPS system, engine, drive and propellers are expected der capacity of 7.7 liters, twin-entry turbo and sea-water to be approved by DNV-GL. The inboard engine will also cooled heat exchanger, a heat exchanger manufactured of require certi? cates, which will be applied for from various www.marinelink.com MN 33

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