Wartsila is the world's leading producer of medium-speed diesels and an important producer of high-speed engines
ranging from 400 to 24,000 horsepower.
5 megawatts and an important producer of high-speed engines
, with 1993 sales of $1.
The option to tailor frequency response for use on low- or high-speed engines
Four-stroke high-speed engines
using lighter F-75 standard fuel diesels have powered fast attack craft and high-speed patrol boats since the 1960s, although their fuel consumption is higher and life cycles shorter than that of their medium speed counterpart.
For MAN, this move represents a diversification in profitable and growing markets for high-speed engines
as well as valuable extension of its presence in the market for medium-speed engines.
Designed with exceptional strength and high power density, the 16-cylinder QSK95 exceeds the power output of other large 1800-rpm high-speed engines
Knut Mller, Head of the Marine and Government Business Division at MTU, said: This is the first time high-speed engines
are being used to power harbour tugs in this power class.
The high-speed engines
were introduced by Virgin on the West Coast main line to reduce times for the Liverpool to London route.
In addition, high-speed engines
offer reduced time for fuel/air mixture formation," Schulte explained, so injection pressure is key to moving the combustion along at a fast pace.
Tug/barge systems like Trailer Bridge's move half the cargo in the trade lane, utilizing tugs with high-speed engines
that require a cleaner distillate fuel.
The product portfolio includes MTU-brand high-speed engines
and propulsion systems for ships, power generation, heavy land, rail and defence vehicles and for the oil and gas industry.
Designed with exceptional strength and high-power density, the QSK95 claims to exceed the power output of other large 1,800-rpm high-speed engines
with 20 cylinders.