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Marine Diesel Engine.
1. Bolivarian Republic of Venezuela
National Experimental Maritime University
of the Caribbean
Academic Vicerector Office
Nautical and Engineering School
English VI. Maritime Engineering
Marine Facilities
Marine Diesel Engines.
Teacher: Cadets:
César Rivas. Manrevis Cedeño
Ely Ramos
Marcos Hernández
Nava Alexander
Catia la Mar, May 2018
2. History.
In 1892 Rudolph
Diesel
invented the
compression
ignition engine
Rudolf Christian Karl Diesel,
born March 18, 1858, Paris, France—
died September 29, 1913,
3. Diesel Engine
is a ship's
reciprocating
machine, the
internal
combustion
engine.
Diesel Engine
They converts
the chemical
energy stored
in the fuel into
mechanical
energy,
4. Type the Diesel Engines
.
According to the Construction.
The entire
combustion
cycle is
completed in two
revolutions of the
crankshaft and in
four piston
strokes
Four Stroke
Diesel Engine.
6. According to the Application.
They operate about 108 r.p.m. They are used in the larger merchant ships,
particularly in tankers and bulk carriers with large engine rooms.
Slow Speed Diesel
Engines.
7. Medium Speed
Diesel Engines.
These operate between 150 and 450 r.p.m. They Are used in large electrical generators, in fast cargo
liners and mechanical drive applications such as large compressors or pumps.
Electrical GeneratorsFerries
8. Main Parts of a Diesel Engine.
2-stroke
Engine
(crosshead))
4-stroke
Engine (trunk
Piston)
9. Diesel Engines.
–Most efficient prime mover
–Lower fuel consumption
–Less bunker space.
–More expensive to build and
maintain
–More noise and vibration
–Heavier
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