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2840Re: WARNING!!!

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  • papypp44
    Jul 1, 2011
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      I've just seen on internet that there is a strongest engine. It is from MAN-B&W. 115,000hp.

      --- In pop-pop-steamboats@yahoogroups.com, Jean-Yves Renaud <boite.de.j-y@...> wrote:
      >
      > The biggest diesel engine I know (but I've not seen it) is the
      > Wärtsilä-Sulzer RTA96. More than 100,000hp in the 14 cylinder version.
      > 2300 tons. Length 27m (89ft). Height 13.5m (44ft).
      > Big engines are used maily for ship propulsion and as prime mover for
      > electrical power plants.
      > The efficiency of big diesel engines is around 50%.
      >
      > The first engine I saw when I entered in this business (in 1971) was a
      > 12 cylinders in line from Burmeister & Wein (today MAN). Bore: 840mm.
      > Stroke: approx 3m. I was impressed by the size and by some other data
      > such as for instance its idling speed: 17rpm.
      >
      > Steamships are very rare today because of the poor efficiency of a steam
      > turbine: approx 30%. However, steam turbines are still used to recover
      > power from the exhaust gas of diesel engines or gas turbines, and thus
      > improving the global efficiency.
      >
      > Le 01/07/2011 22:58, John Clonts a écrit :
      > >
      > > What does a 50,000 HP engine look like? What is an example of
      > > application? (Steamship?)
      > >
      > > Thanks!
      > > John
      > >
      > > On Fri, Jul 1, 2011 at 3:21 PM, papypp44 <papypp44@...
      > > <mailto:papypp44@...>> wrote:
      > >
      > > I worked for 15 years in the design office of one of the biggest
      > > engine manufacturers and then I used to work with big engines from
      > > this builder and from the competitors. When I say big engines, I
      > > mean between 1000 and 50,000HP. Several times I read papers or I
      > >
      > > ...
      > >
      >
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