330-0304/03 – Technical Vibrations (TECKM)
| Gurantor department | Department of Applied Mechanics | Credits | 5 |
| Subject guarantor | doc. Ing. Jiří Podešva, Ph.D. | Subject version guarantor | doc. Ing. Jiří Podešva, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Compulsory |
| Year | 3 | Semester | winter |
| | Study language | English |
| Year of introduction | 2016/2017 | Year of cancellation | 2020/2021 |
| Intended for the faculties | FS | Intended for study types | Bachelor |
Subject aims expressed by acquired skills and competences
To teach the students the basic theory of linear vibration with one and more degrees of freedom. To teach the basics of non-linear vibration of mechanical systems. To be able to apply the retrieved knowledge to solve the technical problems.
Teaching methods
Lectures
Tutorials
Summary
Extending knowledge about vibration of one degree-of-freedom linear systems,
vibrations excited by rotating mass, transfer of force to subsurface, forced
vibrations excited by periodic force and by force of general time behaviour.
Longitudinal and torsion vibration of linear multi degree-of-freedom systems,
bending vibration of linear multi degree-of-freedom systems, critical speed of
shafts. Non-linear one degree-of-freedom systems vibration.
Compulsory literature:
Recommended literature:
https://www.fs.vsb.cz/330/en/technical-vibration/
Way of continuous check of knowledge in the course of semester
E-learning
Other requirements
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Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
The natural longitudinal vibration, undamped and damped, linear, with 1 degree of freedom (DOF).
The spring assemblies, serial and parallel.
Bending stiffness, bending vibration.
The forced vibration, undamped and damped.
Constant force, harmonically changing force.
The steady state solution. The amplitude and phase diagram.
The vibration due to centrifugal force.
The force transmision into the ground.
Rotational vibration, natural and forced, torsional stiffness.
Exam questions
1. The natural undamped vibration, parameters, equation of motion
2. The natural undamped vibration, time function, parameters
3. The natural damped vibration, parameters, equation of motion
4. The natural damped vibration, time function, parameters
5. The spring assemblies
6. Bending stiffness, bending vibration
7. The forced vibration, parameters, equation of motion
8. The forced vibration, time function, parameters
9. The forced vibration, amplitude characteristic
10. The forced vibration due to centrifugal force
11. Rotational vibration, natural
12. Rotational vibration, forced
13. Torsional stiffness
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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