Wärtsilä's technology powers Royal Caribbean'...
Wärtsilä Corporation, Trade Press release, 28 October 2010
Like sister ship Oasis of the Seas, the Wärtsilä engines installed in Allure of
the Seas have common-rail systems, ensuring lower fuel consumption and reduced
emissions, giving smokeless operation at  various engine loads.
Allure of the Seas, the sister ship of Oasis of the Seas, will today be handed
over to Royal Caribbean Cruises Ltd (RCCL) by STX Europe's shipyard in Turku,
Finland. The 361 meter long ultra modern vessel is powered by six Wärtsilä 46
engines, including three 12-cylinder and three 16-cylinder Wärtsilä 46 engines
in V-configuration, and Wärtsilä 7500-horsepower bow thrusters with a combined
power output of some 20Â MW that make the vessel easy to manoeuvre.
Over the decades, Royal Caribbean International has had several of the world's
most innovative ships in its fleet, and as its partnership with Wärtsilä
stretches back 40 years, most of them have been powered by Wärtsilä engines.
Just 12 months ago, Oasis of the Seas, the world's most innovative cruise ship
at that time was delivered.
"Allure of the Seas is Oasis' sister ship, with the same propulsion setup, the
same thrusters, and the same specifications," says Fred Danska, Director, Cruise
Business at Wärtsilä.
Allure of the Seas is 361 metres long, has the gross tonnage of 225,000, has
2700 staterooms, 16 decks and can accommodate about 6400 guests and a crew of
2200. She has 21 swimming pools and whirlpools, 24 restaurants, a floating park
with 12,000 plants and more than 2600 theatre seats.
Like Oasis, the Wärtsilä engines installed in Allure also have common-rail
injection. Combined with electronic control, this means that the fuel
injection's timing, profile and duration can all be controlled accurately and
even take place in stages, to provide improved low-speed operation, better load
control and longer periods between overhauls.
Wärtsilä common rail systems also ensure better combustion at all operating
speeds and loads, lower fuel consumption, reduced NOx emissions and a reduction
in exhaust emissions - giving smokeless operation at various engineloads. In
engines of older design, it is practically impossible to optimize the fuel
injection characteristics for different loads and different fuels.
Solid and long partnership
Wärtsilä has long and extensive experience in providing propulsion solutions for
the world's most innovative cruise ships.
"What is truly remarkable is the long partnership between Wärtsilä and Royal
Caribbean International," says Danska. "We've worked together since the Song of
Norway days." The cruise ship referred to was built at what was then the
Wärtsilä shipyard in Helsinki, and delivered to Royal Caribbean in October
1970. Cooperation evolved into an agreement signed between the two companies in
2000.
"Our relationship is built on a solid foundation of trust and transparency, the
essential prerequisite for a long-term partnership," says Danska. "We work very
hard to truly understand both our customers' businesses and the needs of their
customers. We've always done what is needed to be the forerunner in
technological development: we were the first to implement common-rail technology
in ships, and we are also at the cutting edge with emission-reduction
technologies."
As they are sister ships, the good news about Allure of the Seas is that changes
to the specifications of the equipment installed on Oasis have not been
required. The feedback that Wärtsilä has received about Oasis' first 12 months
in operation has been good.
"The experience we have gained from Oasis has been really good, everything has
worked fine and the loadings have been optimal for the engines installed on the
vessel," says Danska. Getting it right first time is good news because with only
a year between the deliveries of these two gigantic ships, making changes to the
installed technologies would have been less than welcome.
Links to pictures:
Allure of the Seas
Allure of the Seas main engine room
Media contact:
Ms Marit Holmlund-Sund
Senior Manager, PR and Marketing Communications
Wärtsilä Corporation
Direct tel: +358 10 709 1439
Direct fax: +358 10 709 1425
e-mail:marit.holmlund-sund@wartsila.com
Internet:www.wartsila.com
Wärtsilä in brief
Wärtsilä is a global leader in complete lifecycle power solutions for the marine
and energy markets. By emphasising technological innovation and total
efficiency, Wärtsilä maximises the environmental and economic performance of the
vessels and power plants of its customers.
In 2009, Wärtsilä's net sales totalled EUR 5.3 billion with more than 18,000
employees. The company has operations in 160 locations in 70 countries around
the world. Wärtsilä is listed on the NASDAQ OMX Helsinki, Finland.
www.wartsila.com
[HUG#1456503]
Allure of the Seas:
http://hugin.info/131481/R/1456503/396403.jpg
Allure of the Seas main engine room:
http://hugin.info/131481/R/1456503/396405.jpg
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Source: Wärtsilä Oyj Abp via Thomson Reuters ONE