Syllabus academic year 2011/2012
(Created 2011-09-01.)
Credits: 7,5. Grading scale: TH. Cycle: G2 (First Cycle). Main field: Technology. Language of instruction: The course will be given in Swedish. VVBF15 overlaps following cours/es: VVB671. Compulsory for: IBYI3. Course coordinator: Ebrahim Parhamifar, and Stellan Jönsson,, Traffic and Roads. Recommended prerequisits: VTVA35. Assessment: Two satisfactory exams consisting of vehicle/vehicle and railway vehicle. Satisfactory calculations. For a passing grade both exams and two assignments must be satisfactory. There is no points distribution between them. Calculations are included in both exams. Parts: 2. Further information: The course is held at Järnvägsskolan in Ängelholm. Home page:

the course aims to give students fundamental knowledge of the rail vehicle’s construction, function and dynamics, and the interaction between vehicle and railway line.

Knowledge and understanding
For a passing grade the student must

· Be able to give an account of the dynamic interaction between vehicle and railway line, which comprises vehicle motion, rail force, risk of derailment, wear and tear of the rails and wheels and comfort of the traveller

· Understand the importance of the above for railway traffic safety, quality of goods and passenger transport and economy

Skills and abilities
For a passing grade the student must

Be able to calculate the forces that are brought to bear on the rails and rolling stock, taking into consideration the prevailing norms and regulations

Be able to give an account of solutions for various calculation tasks in brief reports

The course is divided into two parts, each of which ends with a written exam.

The first, interaction between vehicle/rail, contains the following elements:

Fundamental concepts

lurch, trailer tilting,

Wheel profiles and conicity

wheelset track steering

Rail forces, security against derailment

Wear and tear of wheels and rails

Motion-related comfort

The second, rail vehicle, contains the following phases:

Fundamental concepts

waggon and löpverk

Train propulsion


The vehicle’s outlines

Evert Andersson, Mats Berg, Sebastian Stichel, KTH: Spårfordons dynamik (delar av)
Evert Andersson, Mats Berg, KTH: Järnvägssystem och spårfordon (delar av)


Code: 0111. Name: Part 1.
Higher education credits: 4. Grading scale: TH. Assessment: Satisfactory written exam.

Code: 0211. Name: Part 2.
Higher education credits: 3,5. Grading scale: TH. Assessment: Satisfactory written exam.