ME429 MECHANICAL VIBRATIONS
| Course Code: | 5690429 |
| METU Credit (Theoretical-Laboratory hours/week): | 3 (3.00 - 0.00) |
| ECTS Credit: | 5.0 |
| Department: | Mechanical Engineering |
| Language of Instruction: | English |
| Level of Study: | Undergraduate |
| Course Coordinator: | Prof.Dr. HASAN NEVZAT ÖZGÜVEN |
| Offered Semester: | Fall and Spring Semesters. |
Course Objectives
At the end of this course
- the students will fully understand and appreciate the importance of vibrations in mechanical design of machine parts that operate in dynamic conditions.
- the students will be able to obtain linear vibratory models of dynamic systems with changing complexities (SDOF, MDOF).
- the students will be able to write the differential equations of motion of vibratory systems.
- the students will be able to make free and forced (harmonic, periodic, non-periodic) vibration analysis of single and multi degree of freedom linear systems.
Course Content
Coulomb and structural damping. Response of single degree-of-freedom systems to periodic and nonperiodic excitation. Vibration measuring devices. Vibration criteria. Diagnostics. Lagrange equations. Multi degree-of-freedom systems. Coordinate transformation and normal coordinates. Eigenvalue problem, modal vectors and orthogonality. Modal analysis. Response to harmonic excitation. Continuous systems.
Course Learning Outcomes
Student, who passed the course satisfactorily will be able to:
- appreciate the need and importance of vibration analysis in mechanical design of machine parts that operate in vibratory conditions
- analyze the mathematical model of a linear vibratory system to determine response
- obtain linear mathematical models of engineering systems
- use Lagrange’s equations for obtaining mathematical models of linear and nonlinear vibratory systems
- use influence coefficient approach to obtain the differential equations of shafts/beams with multiple masses
- determine vibratory responses of SDOF and MDOF systems to harmonic, periodic and non-periodic excitation
- obtain frequency and time responses of vibratory systems
Program Outcomes Matrix
| Contribution | |||||
| # | Program Outcomes | No | Yes | ||
| 1 | Ability to establish the relationship between mathematics, basic sciences and engineering sciences with engineering applications. | ✔ | |||
| 2 | Ability to find and interpret information | ✔ | |||
| 3 | Ability to follow the literature and technology related to his/her topic of interest | ✔ | |||
| 4 | Recognition of the need to keep oneself up to date in his/her profession | ✔ | |||
| 5 | Possession of written and oral communication skills | ✔ | |||
| 6 | Ability to conduct team work (within the discipline, inter-disciplinary, multi-disciplinary) | ✔ | |||
| 7 | Ability to produce original solutions | ✔ | |||
| 8 | Use of scientific methodology in approaching and producing solutions to engineering problems and needs | ✔ | |||
| 9 | Openness to all that is new | ✔ | |||
| 10 | Ability to conduct experiments | ✔ | |||
| 11 | Ability to do engineering design | ✔ | |||
| 12 | Awareness of engineering ethics, knowledge and adoption of its fundamental elements | ✔ | |||
| 13 | Ability to take societal, environmental and economical considerations into account in professional activities | ✔ | |||
| 14 | Possession of pioneering and leadership characteristics in areas related to the profession | ✔ | |||