Course: 2020/2021

Machine Mechanics

(13975)

Students are expected to have completed

Physics I
Calculus I
Calculus II
Linear algebra

Competences and skills that will be acquired and learning results. Further information on this link

By the end of this subject, students will be able to have:
1. The knowledge and understanding of the fundamentals of kinematic and dynamic of the rigid body and machines theory and mechanisms.
2. The ability to apply their knowledge and understanding to identify, formulate and solve problems of kinematics and dynamics of the rigid solid and mechanisms and simple machines using established methods.
3. The ability to design and perform experiments on machine theory and mechanisms, analyse the data and draw conclusions.
4. The technical and laboratory skills in machine theory and mechanisms.
5. The ability to select and use appropriate equipment, tools and methods to solve problems of kinematics and dynamics of rhe rigid body, mechanisms and simple machines.
6. The ability to combine theory and practice to solve problems of kinematics and dynamics of rigid body, mechanisms and simple machines
7. The understanding of methods and techniques applicable in machine theory and mechanisms and their limitations.

Description of contents: programme

1. Introduction to Mechanics. Static. Kinematics of the point. Systems of Units
1.1. Mechanics
1.2. Basics
1.3. The particle and rigid body
1.4. Static
1.5. Point Kinematics
1.6. Speed Concept
1.7. Acceleration Concept
1.8. System Units
2. Kinematics of rigid bodies
2.1. Orthonormal basis of a scalar dependent
2.2. Movement of the Rigid Solid
2.3. Instantaneous axis of rotation
2.4. Intrinsic component of acceleration
2.5. Acceleration of Rigid Solid
2.6. Movement Absolute, Relative and Drag
2.7. Speed relative motion
2.8. Acceleration in relative motion
2.9. Euler Angles
3. Dynamics of rigid
3.1. Newton's Laws
3.2. No Inertial Reference Systems
3.3. Inertia Forces
3.4. Momentum
3.5. Angular momentum
3.6. Theorem of angular momentum
3.7. Motion of a rigid body with a fixed point
3.8. Gyroscopic motion
3.9. Motion of a rigid body with a fixed axis
3.10. Equation of Motion
3.11. Calculation of reactions
3.12. Balancing of shafts
45. Mechanisms Plans
4.1. Introduction
4.2. Component parts of a mechanism
4.3. Mobility mechanisms
4.4. Four-bar linkage
4.5. Determining the relative CIR
5. Kinematics of Mechanisms Plans
5.1. Determination of rates members of a mechanism
5.2. Determination of members of an acceleration mechanism
5.3. Value of accelerations and velocities of points of kinematic pairs
5.4. Cinema speed
5.5. Cinema accelerations.
6. Dynamics of Mechanisms Plans
6.1. Introduction
6.2. Kinetic analysis of mechanisms-static flat
6.3. Static Analysis
6.4. Analysis Efforts Inertia
6.5. Full Dynamic Analysis
7. Energy and Power
7.1. Work and power
7.2. Kinetic energy. Theorem of the prime movers
7.3. Potential energy
7.4. Energy Conservation Principle
7.5. Dissipative Forces. Generalization of the energy conservation principle
7.6. Mechanical Performance

Learning activities and methodology

Master class, classroom exercises and / or laboratories and work.

Assessment System

- % end-of-term-examination 50
- % of continuous assessment (assigments, laboratory, practicals...) 50

Basic Bibliography

- Erdman, A.,. Mechanism design . Vol I : Analysis and synthesis. Prentice Hall, New Jersey. 2001
- Hibbeler, R.C.,. Engineering Mechanics. Dynamics. Prentice Hall, Singapore. 2010
- J.C. García-Prada, C. Castejón, H. Rubio, J. Meneses. Problemas resueltos de Teoría de Máquinas y Mecanismos 2ed. Thomson-Paraninfo, . 2014
- M. Artés. Mecánica. Universidad Nacional de Educación a Distancia. 2003
- Norton, R.L,. Design of machinery. McGraw-Hill, New York. 2012
- Uicker, J.,. Theory of machines and mechanisms. Oxford University Press, New York. 2010

Additional Bibliography

- A. Lamadrid, A. Corral. Cinemática y dinámica de máquinas. E.T.S.I.I. Madrid, 1969.