Guia docente 2024_25
Centro Universitario da Defensa da Escola Naval Militar de Marín
Grado en Ingeniería Mecánica
 Subjects
  Naval engines and machines
   Contents
Topic Sub-topic
Block 1: Engines of internal combustion. T1.1. Review of thermal engines.
T1.2. Diesel engines.
- Classification of the diesel engines.
- 2 and 4 strokes diesel engines.
- Diagrams.
- Otto-Diesel comparative.
T1.3. Main components of marine diesel engines.
T1.4. Refrigeration and lubrication systems.
T1.5. Fuel injection system.
T1.6. Distribution, admission and exhaust systems.
T1.7. Marine gas turbines.
Block 2: Current marine propulsion systems. T2.1. Introduction to marine propulsion systems.
- Classification of the marine propulsion systems.
- Types of propellers.
T2.2. Ship resistance
- Introduction, shapes and ship propulsion.
- Total rsistance of a hull.
- Evaluation of the ship resistance.
T2.3. Propellers and cavitation.
- Propeller types.
- Geometry of marine propellers.
- Propulsion conditions.
- Cavitation.
T2.4. Power transfer systems.
- Bearings.
- Power transfer shafts.
- Gear boxes.
T2.5. Combined propulsion systems.
- CODAD.
- CODOG/CODAG.
- COGAG.
- CODEOG.
T2.6. Electrical propulsion systems.
T2.7. Azipodal propulsion.
T2.8. Selection and operation of ICE.
T2.9. Nuclear propulsion and propulsion in submarines.
T2.10. Emissions control and future trends
- The MARPOL agreement and the emissions reduction commitments.
- Emission control systems.
- Future trends in marine propulsion systems.

Block 3: Auxiliary systems. T3.1. Vessel steering and stabilisation systems.
- Ship steering systems.
- Ship stabilisation systems.
T3.2. Marine pumping systems.
- Continuous flow and positive displacement pumps.
T3.3. Marine air compressors.
T3.4. Data acquisition systems.
- Temperature, pressure and flow.
- Level and angular velocity.
T3.5. Water production systems.
- Distillation.
- Reverse osmosis.
- Desalinated water production.
T3.6: Water discharge systems.
- Vacuum faecal plants.
- Faecal water treatment.
- Decantation and electrolytic cell treatment plants.
- Separation of bilges by decantation.
- Coalescent bilge separator.
T3.7. Propulsion plant support systems.
- Centrifugal treatment systems.
- Fresh and salt water cooling systems.
- Refrigeration systems for vessels.
T3.8. Vessel electrical systems.
- Electrical power plant of an F-100.
- Integrated control platform system(SICP).
- General diagram of the electrical power plant of an F-100 and working modes.

PL1: Combustion engines and Diesel engines. Study of the operation of combustion engines and marine Diesel engines.
PL2: 2-stroke engines. Study and analysis of the operation of 2-stroke engines. For this, students will work in groups disassembling 2-stroke engines with the available tools.
PL3: 4-stroke engines. Study and analysis of the operation of 4-stroke engines. For this, students will work in groups disassembling 4-stroke engines with the available tools.
PL4: Gas turbines. Parametric study and operation of gas turbines.
PL5: Resistance and propulsion of a ship. Study and analysis of the parameters that affect the drag of a ship and how it affects the ship's propulsion.
PL6: Propulsion plants. Study and analysis of the configuration and operation of propulsion plants in warships, in particular combined propulsion systems.
PL7: Vessel auxiliary systems. Parameterization and operation of various auxiliary systems on ships. For example, analysing the configuration and operation of the electrical installations in warships, as well as the process of connection and disconnection to ground current.
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