Course Details

Railway Constructions II

Academic Year 2024/25

CN004 course is not part of any programme in the faculty

Course Guarantor

Institute

Language of instruction

Czech

Credits

6 credits

Semester

winter

Forms and criteria of assessment

course-unit credit and examination

Offered to foreign students

Not to offer

Course on BUT site

Lecture

13 weeks, 2 hours/week, elective

Syllabus

1. Measuring technique and modelling. Introduction into transportation structures problems, hygiene standards and regulations. Aims and physical principles of measurements and devices. 2. Types of measuring sensors, principles of electronic measurements of physical quantities. 3. Multi-channel measurements, measuring software, principles of data recorded elaboration and proportional dependencies on various quantities. 4. Measurements of mechanical and fatigue material properties within transportation structures. 5. Measurements, analyses and modelling of mechanical exertion, static and dynamic phenomena. Measuring, modelling and analysis of temperature and thermal fields. 6. Measurements and analyses of noise and trembling. Comparison of measuring and modelling techniques. Prediction of noise levels from road, rail transport and air transport. 7. Modal analyses, comparison of measuring and modelling techniques. Analyses of measurements. 8. Design and analyses of anti-noise and anti-vibration measurements. Dynamical analysis of rail track constructions. Principles, simple dynamical model of interaction: vehicle and rail track. 9. Dynamical exertion within the rail joints, sources of vibration in dependency on frequency. Dynamical models of rail track, critical train speed. Dynamical response on vehicle, dynamical response on moving wheelset, vibration transmission between vehicle and rail track. 10. Application of advanced models by the method of final elements. Stability of rail grid and alongside strength, diagonal and alongside resistance, modelling by the method of final elements.

Exercise

13 weeks, 2 hours/week, compulsory

Syllabus

The exercises are presented in the following learning tasks: 1. Practical analysis of the measured data analysis in time, frequency and time-frequency plane. 2. Measurements of mechanical and fatigue material properties within transportation structures. 3. Measurements and analyses of noise and trembling, prediction of noise levels from road, rail transport and air transport. 4. Modal analyses, comparison of measuring and modelling techniques. 5. Measurements, analyses and modelling of mechanical exertion. 6. Analyses of anti-noise and anti-vibration equipments. 7. Analyses of anti-vibration equipments. 8. Static and dynamic loading of the structures samples. 9. Measuring and analysis of temperature and thermal fields. 10. Dynamical analysis of rail track constructions. Teaching jobs are presented with the active participation of students.