With a little fine tunning, it would definiatly brake the 110.000 barrier.
Gergo
2013/2/9 I Erbs <eyera3@gmail.com>
> Don't know if this forward.
>
> Ira Erbs
> Portland, OR
> ---------- Forwarded message ----------
> From: "charles lichter" <chuck049@yahoo.com>
> Date: Feb 8, 2013 11:51 PM
> Subject: Horsepower
> To:
> Cc:
>
>
>
>
> ** **
> ** **
> ** **
> ** **
>
>
> Now this is an engine.
> Maximum power: 108,920 hp at 102 rpm
> Maximum torque: 5,608,312 lb/ft at 102rpm
>
>
>
>
>
>
> The Wartsila-Sulzer RTA96-C turbocharged two-stroke diesel engine is the
> most powerful and most efficient prime-mover in the world today. The Aioi
> Works of Japan 's Diesel United, Ltd built the first engines and is where
> some of these pictures were taken.
> It is available in 6 through 14 cylinder versions, all are inline engines.
> These engines were designed primarily for very large container ships. Ship
> owners like a single engine/single propeller design and the new generation
> of larger container ships needed a bigger engine to propel them. The
> cylinder bore is just under 38" and the stroke is just over 98". Each
> cylinder displaces 111,143 cubic inches (1820 liters) and produces 7780
> horsepower. Total displacement comes out to 1,556,002 cubic inches (25,480
> liters) for the fourteen cylinder version.
> Some facts on the 14 cylinder version:
> Total engine weight: 2300 tons (The crankshaft alone weighs 300 tons.)
> Length: 89 feet
> Height: 44 feet
> Maximum power: *108,920 hp at 102 rpm*
> Maximum torque: *5,608,312 lb/ft at 102rpm*
>
>
> Fuel consumption at maximum power is 0.278 lbs per hp per hour (Brake
> Specific Fuel Consumption). Fuel consumption at maximum economy is 0.260
> lbs/hp/hour. At maximum economy the engine exceeds 50% thermal efficiency.
> That is, more than 50% of the energy in the fuel in converted to motion.
> For comparison, most automotive and small aircraft engines have BSFC
> figures in the 0.40-0.60 lbs/hp/hr range and 25-30% thermal efficiency
> range..
> Even at its most efficient power setting, the big 14 consumes 1,660 gallons
> of heavy fuel oil per hour.
> A cross section of the RTA96C:
>
> The internals of this engine are a bit different than most automotive
> engines.
> The top of the connecting rod is not attached directly to the piston. The
> top of the connecting rod attaches to a "crosshead" which rides in guide
> channels. A long piston rod then connects the crosshead to the piston.
> I assume this is done so the the sideways forces produced by the connecting
> rod are absorbed by the crosshead and not by the piston. Those sideways
> forces are what makes the cylinders in an auto engine get oval-shaped over
> time.
> Installing the "thin-shell" bearings. Crank & rod journals are 38" in
> diameter and 16" wide:
>
>
>
>
> The crank sitting in the block (also known as a "gondola-style" bedplate).
> This is a 10 cylinder version.
> Note the steps by each crank throw that lead down into the crankcase:
>
>
> A piston & piston rod assembly. The piston is at the top. The large square
> plate at the bottom is where the whole assembly attaches to the crosshead:
>
>
>
>
>
> The "spikes" on the piston rods are hollow tubes that go into the holes you
> can see on the bottom of the pistons (left picture) and inject oil into the
> inside of the piston which keeps the top of the piston from overheating.
> Some high-performance auto engines have a similar feature where an oil
> squirter nozzle squirts oil onto the bottom of the piston.
>
>
> The cylinder deck (10 cylinder version). Cylinder liners are die-cast
> ductile cast iron. Look at the size of those head studs!:
>
>
>
> The first completed 12 cylinder engine:
> ****
> ****
> ****
>
> ****
> ** **
>
> [demime 1.01d removed an attachment of type image/gif which had a name of
> image001.gif]
>
> [demime 1.01d removed an attachment of type image/gif which had a name of
> image002.gif]
>
> [demime 1.01d removed an attachment of type image/gif which had a name of
> image003.gif]
>
> [demime 1.01d removed an attachment of type image/jpeg which had a name of
> image004.jpg]
>
> [demime 1.01d removed an attachment of type image/jpeg which had a name of
> image005.jpg]
>
> [demime 1.01d removed an attachment of type image/jpeg which had a name of
> image006.jpg]
>
> [demime 1.01d removed an attachment of type image/jpeg which had a name of
> image007.jpg]
>
> [demime 1.01d removed an attachment of type image/jpeg which had a name of
> image008.jpg]
>
> [demime 1.01d removed an attachment of type image/jpeg which had a name of
> image009.jpg]
> _______________________________________________
> Support Team.Net http://www.team.net/donate.html
> Suggested annual donation $12.75
> Archive: http://www.team.net/archive
> Forums: http://www.team.net/forums
>
> Healeys@autox.team.net
> http://autox.team.net/mailman/listinfo/healeys
>
> Unsubscribe/Manage:
> http://autox.team.net/mailman/options/healeys/pajtamuvek@gmail.com
_______________________________________________
Archive: http://www.team.net/archive
Healeys@autox.team.net
http://autox.team.net/mailman/listinfo/healeys
|