Topic |
Sub-topic |
Topic 1: Introduction to the theory of the automotive vehicles. (T1)
|
The automotive vehicle: concept. Main requests of the automotive vehicle. The system man-machine-enviroment. Objectives and scope of the theory of the automotive vehicles.
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Topic 2: Introduction to tactical vehicles. (T2)
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Basic characteristics of tactical vehicles. Spanish marines' vehicles. Most common faults: diagnosis. Specific legislation of circulation.
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Topic 3: Interaction between vehicle and road surface. (T3)
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General characteristics of tyres. Mechanical characteristics of tyres. Longitudinal stress (traction, braking). Lateral stress (slip angle). Mathematical models.
Rolling characteristics of chain vehicles. |
Topic 4: Longitudinal dynamics: perfomances. (T4)
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Resistance to movement. Basic equation of longitudinal motion. Maximum tractive effort limited by adhesion. Motor and transmission characteristics. Prediction of the performance of a vehicle. |
Topic 5: The powertrain. (T5)
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The internal combustion engine. Types of transmissions. Transmission components. The manual gearbox. Automatic gearboxes. Homokinetic joints. The differential, function and types. Differential lock. Reducer gearbox.
|
Topic 6: Braking of automotive vehicles. (T6) |
Moment and forces of the braking process. Adhesion condition: optimal braking. Braking process. Braking system. |
Topic 7: Vehicle lateral dynamics. (T7) |
Steering geometry. Low speed manoeuvrability.Tipping and skid speed limit. Directional steady-state vehicle behavior. Load influence. |
Topic 8: Suspension system. (T8) |
Vibrations, vehicle and human effects. Suspension system: mathematical model. Kinematics of suspension. Suspension systems: elastic elements (spring, torsion bars, leaf springs) and dampers. Pneumatic suspension. Influence of suspension on the vehicle dynamic behaviour. Kinematics of suspension and tyre behaviour. Suspension set up. |
Topic 9: Driving techniques. (T9)
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Driver position. Use of hands. The vision. Specific off road driving techniques. Sand, mud and snow driving.
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Topic 10: Vehicle recovery. (T10)
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Theory of levers and pulleys: levers of first, second and third genus. Practical examples. Pulleys, forces and tensions. Pulley friction and resistance.
Vehicle recovery: definition. Recovery steps. Traction recovery. Forces to consider. Recovery machines: mechanical advantage. Resistance according to the terrain and according to the slope. Recovery of overturned vehicles: forces to consider. Anchors. Exceptional traction and anchoring methods. Expedited methods of hoisting. Traction recovery practices: with return and without return. Practices of anchors: from bar to sand.
IM recovery means. Capabilities of the vehicle winches in service of the IM: Hummer, Pegaso 7323 and Iveco 257M trucks. Anchors for towing, recovery and hoisting of the main IM vehicles: Hummer, Pegaso 7323 and Iveco 257M trucks, AAV, CCM M-60, Piranha III. Car M-88 and AAVR: crane and winch capabilities. General description of the M-88 car crane: limitations. Overview of the AAVR Truck Crane: Limitations. |
Topic 11: Safety systems. (T11)
|
Active and passive safety. Driving assistance systems: traction and stability control, ABS. Influence of driving technique. Passive safety: deformable structures, safety cell, seat belts, airbag. |
Topic 12: Alternative powertrains. (T12)
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The fuel cell. Hybrid vehicles. Electric vehicles. Hydrogen propulsion systems. |
Practical sessions 1 and 2 (2 sessions, 4 hours). Vehicles of IM. (PL1 y PL2)
|
Practical study of different vehicles used by IM. Identification of the different essential elements. The student will give a report about the work done and / or will answer a questionnaire. |
Practical sessions 3 and 4 (2 sessions, 4 hours). Calculation of perfomances and braking characteristics (PL4)
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Analysis and prediction of vehicle performance using software. Analysis and prediction of the braking performance of the vehicle using software. The student will give a report with the results and / or will answer a questionnaire. |
Practical sessions 5, 6 and 7 (3 sessions, 6 hours). Lateral dynamics. (PL5, PL6 and PL7)
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Analysis and prediction of lateral dynamic behavior of the vehicle using software. The student will give a report with the results and / or will answer a questionnaire. |