Feature 2
8000 series comes into its own
MTU’s latest generation for larger ferry applications is finding favour.
F
or larger fast vessels, of over ‘open’ to upgrade, with sufficient space According to MTU, the extra engine
100m in length, high-speed left within the hull for the installation of power has proved a critical factor in
engine specialist MTU’s largest new power units. containing fuel costs.
new engine series, the 20 cylinder 8000, During its initial sea trials with For MTU, the installation aboard
appears to be coming into its own, operating ride control Benchijigua Benchijigua Express is just one example
with around 100 engines of this size Express achieved a speed of 40.4knots of its good working relationship with
produced in 2007 for mining and marine whilst carrying deadweight of 500tonnes. shipbuilder Austal. January 2008 saw
applications. With a capacity to carry 1350 passengers the 65m long Auto Express catamaran
The 8000 series is now available in and 341 cars the ferry operates between ferry Shinas, built for the Sultanate of
three versions, turning out 7200kW, Los Christianos in the south of Tenerife Oman, achieve a service speed of 52knots
8100kW, or 9100kW of power, where its and the islands of La Gomera and La during sea trials, making it the fastest
common-rail injection provides the base Palma. diesel-powered vehicle-passenger ferry
technology to meet pending legislation The four MTU 20V 800 engines are currently in commercial service. The
on air emissions, without any need for arranged in two separate enginerooms in vessel, delivered in February and one of a
after-burn treatment. The company said the trimaran’s central hull. Those in the pair for the same customer, is powered by
its development programme also looked aft engineroom each drive a Kamewa 125 four MTU 20 cylinder 1163 series diesel
to satisfy new regulations on emissions SII steerable waterjet from Rolls-Royce engines each producing 6500kW and
without increasing fuel consumption, in while the two forward engines deliver driving Rolls-Royce/Kamewa waterjets.
order that CO emissions could also be their combined power to a Kamewa 180 Four MTU 20 cylinder 8000 engines
2
controlled. BII booster waterjet. Each of the three also power the Auto Express 88m length
With its in-house designed electronics drivelines features Renk transmissions, fast car ferries built for Istanbul Deniz
and sequential turbochargers, this unit with lightweight composite shafts fitted Otobusleri, driving a Lips propulsion
is effectively the successor to MTU’s 20 between the waterjets and gearboxes and system through four Reintjes gearboxes.
cylinder 1163 series. on the output shaft of the forward most Again, the 107m long, 40knot capable
It was the 8000 series that was engine. The exhausts for the outboard aft Auto Express vehicle-passenger catamaran
preferred for the world’s largest existing engines are dry type, exiting the vessel at Alakai, delivered to the Hawaii Superferry
diesel-powered fast ferry - catamaran or the bridge deck through a funnel casing. Corp in mid-2007, features four MTU 20V
monohull - the much-lauded Austal-built The inboard engines have a wet exhaust 8000 M71 8200kW at 1150rev/min.
Benchijigua Express. system exiting between the hulls. Current research and development
The 127m long, Fred. Olsen trimaran The power upgrading was undertaken across MTU’s range of 2000, 4000, and
represented a new hullform for large fast last year, when the ship’s four MTU 20V 8000 series engines is focusing on the
ferries on its delivery in 2005, but little 8000 series engines, offering 8200kW need to keep components cool enough to
acknowledged at the time was the fact at 1150rev/min each, were uprated to touch via a water/air/water triple cooling
that the MTU engine installation was 9100kW. process. NA
The latest 8000
series engine from
MTU.
The Naval Architect March 2008 53
NA Mar 08 -
p53.indd 53 10/03/2008 12:03:43
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