Logo ČVUT
CZECH TECHNICAL UNIVERSITY IN PRAGUE
STUDY PLANS
2024/2025

Computational Methods of Transport Machinery

The course is not on the list Without time-table
Code Completion Credits Range Language
2211058 Z,ZK 5 3P+2C Czech
Garant předmětu:
Lecturer:
Tutor:
Supervisor:
Department of Automotive, Combustion Engine and Railway Engineering
Synopsis:

Methods for both analysis and synthesis of 3D mechanisms. Computation of elastic joining components. Effects of non-linearities. Development of both mechanical and mathematical models of vehicles. Basic usage of FEM. Local and global coordinate system, matrices of mass, stiffness and damping. Both explicit and implicit solver. Models of materials. Torsional vibration in combustion engines and transmissions, methods of computation. Measurement of torsional vibration. Engine valve train (both kinematics and dynamics). Engine balancing

Requirements:

Examination+practice

Syllabus of lectures:

1. Introduction, terms, conditions of torsional vibrations occurrance, basic procedures of solution

2. Application of procedures based on 1D systems for combustion engines sets

3. Methods of computation of lumped mass systems for combustion engines sets

4. Torsional vibration reduction, clutches, non-linear clutches and dampers

5. Measurements of vibration, analysis of vibration intensity, balancing during operation.

6. Modeling of vehicles dynamic - non-linear systems

7. Optimization of vehicle suspension

8. Computational models of vehicles with non-linear spring and damper elements

9. Vehicle response on excitation from random road bumps

10. Kinematics and dynamics of valve trains

11. Engine balancing

12. Elementals of finite element method

13. Material models in FEM

Syllabus of tutorials:

1.Methods of computation of lumped mass systems for combustion engines sets

2.Torsional vibration reduction, clutches, non-linear clutches and dampers

3.Measurements of vibration, analysis of vibration intensity, balancing during operation.

4.Simpack Introduction, Pendulum Model

5.Valve Train Model

6.Modal Analysis of Valve Sprin

7.The computation of natural frequencies of a double-mass systém

8.The creation of a railway two-axle bogie model.

9.The creation of a railway vehicle model, pass curve with superelevation.

10.The computation of natural frequencies of a double-mass system -

individual work.

11.Introduction to Abaqus and static analysis of shell parts

12.FEM analysis of solid parts

13.FEM analysis of assembly and introduction to explicit solver

Study Objective:

Methods of analysis and synthesis of 3D mechanisms.Dynamic of the Vehicle. Stability of the Vehicle.Calculation of elastic elements. Nonlinearity influence. FEM.

Study materials:

1.Dynamika kolejových vozidel.Freibauer,Rus,Zahrádka,NADAS,1988

2.Teorie kolejových vozidel, Švejnoch a kol.,Skripta ČVUT, 1991

3.Dynamické jevy,namáhání a porušování pojezdu lokomotiv,NADAS,1986

4.Výpočtové metody ve stavbě motorových vozidel, Apetaur,Stejskal,Baněček,Skripta ČVUT, 1989

Note:
Further information:
No time-table has been prepared for this course
The course is a part of the following study plans:
Data valid to 2024-03-28
Aktualizace výše uvedených informací naleznete na adrese https://bilakniha.cvut.cz/en/predmet1136006.html