Course: Railway signalling and interlocking systems

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Course title Railway signalling and interlocking systems
Course code KEI/ZSZD
Organizational form of instruction Lecture + Tutorial
Level of course Master
Year of study not specified
Semester Summer
Number of ECTS credits 4
Language of instruction Czech, English
Status of course Compulsory-optional
Form of instruction Face-to-face
Work placements This is not an internship
Recommended optional programme components None
Lecturer(s)
  • Hloušek Petr, Ing. Ph.D.
  • Konečný Ivan, Doc. Ing. CSc.
Course content
Lectures 1. Introduction to field of railway signalling and interlocking. Historical evolution, basic terminology and contents of railway signalling and interlocking. 2. Safety principles of railway signalling systems - functional and technical safety. Classification of faults. Inherent safety, redundant safety and reaction safety principles. Safety verification - safety analysis. 3. Safety and reliability of railway signalling systems. Reliability parameters. Methods of safety assessment. Quantification of safety - Safety Integrity Levels and their evaluation. 4. Data transmission and protection in railway signalling systems. Methods of data transmission protection in closed and open communication networks. Protection of stored data. EMC of railway signalling systems. Types of interference and protection of railway signalling systems. 5. Signalling principles, signalling systems. Construction of signal, signal optics, light sources requirements, control and supervision circuits. Interlocking principles of points. Interlocking level of points. Point machines, control and supervision circuits. 6. Inherent safety components. Electromechanical components for signalling systems. Types of relays - N and C type, neutral, phase sensitive. 7. Electronic components for signalling systems. Inherent safety electronic components. Fail-safe logical circuits and basic electronic function blocks. 8. Principles of railway vehicle detection, track circuits, axle counters, vehicle detectors. Use and types of track circuits. Basics of track circuit theory. Equipment of track circuits. Special usage of track circuits. 9. Safe train operation in railway station. Interlocking systems - structure and functions. Interlocking system types - relay, hybrid, electronic - architecture and description of practical solutions. 10. Safe train operation on track lines. Safe train operation principles - time-based, space-based and moving block. Signalling systems for regional lines. Centralised, remote train operation control - architecture and functions of complex signalling and interlocking systems. 11. Safe train operation on level crossing. Level crossing signalling systems - relay, electronic. Architecture and practical solutions. 12. Automatic Train Protection system - principles and functions. Types of ATP system - vigilance control, speed control, point and continuous information transmission. Architecture and practical solution of ATP systems. 13. European ATP system - ETCS and European Railway Traffic Management System - ERTMS. Principles and functions. Laboratory work 1. Technical English in field of signalling and interlocking systems - basic terminology. 2. Technical English in field of signalling and interlocking systems - basic terminology. 3. Laboratory measurement - electromechanical relay (neutral, phase sensitive). 4. Laboratory measurement - signal optics, light sources, control and supervision circuits. 5. Safety analysis - fail-safe impulse signal decoder. 6. Safety analysis - fail-safe logical circuits. 7. Safety analysis - fail-safe solid state switches of DC and AC current. 8. Basic parameters of track circuit, calculation of track circuit example. 9. Laboratory measurement - model of phase sensitive track circuit. 10. Laboratory measurement - sensor of axle counter. 11. Laboratory measurement - model of ATP type LS system. 12. Technical excursion - museum of railway signalling and interlocking systems. 13. Technical excursion - Interlocking of railway station.

Learning activities and teaching methods
Laboratory work, Lecture
  • Graduate study programme term essay (40-50) - 20 hours per semester
  • Preparation for an examination (30-60) - 30 hours per semester
  • Contact hours - 52 hours per semester
  • Preparation for laboratory testing; outcome analysis (1-8) - 4 hours per semester
prerequisite
Knowledge
to explain the basics of theoretical electrical engineering and electromagnetic field theory
to apply basic knowledge of management and control of railway traffic
Skills
to work with basic electrotechnical instruments and devices
Competences
N/A
N/A
learning outcomes
Knowledge
to explain main purpose and characteristics of railway signalling and interlocking systems
to explain and compare safety assurance principles of railway signalling and interlocking systems
to analyse and identify problems, conditions and limitations of application safety assurance principles
to evaluate relation between safety and reliability of railway signalling and interlocking systems
to describe historical evolution and modern trends of railway signalling and interlocking systems
to classify types of signalling systems according to purpose, function and used technology
to describe and explain functions and characteristics of interlocking, line, level crossing and ATP signalling systems
to compare principles of railway vehicle detection and analyse problems, conditions and limitations of these principles
Skills
to use terminology established in field of railway signalling and interlocking systems
to apply gained knowledge for design new devices
to propose appropriate component/device/system for use in given application
to perform safety analysis of basic signalling circuits
Competences
N/A
N/A
N/A
teaching methods
Knowledge
Lecture supplemented with a discussion
Multimedia supported teaching
Laboratory work
Field trip
Skills
Laboratory work
Practicum
Competences
Lecture supplemented with a discussion
Multimedia supported teaching
Discussion
assessment methods
Knowledge
Combined exam
Test
Individual presentation at a seminar
Skills
Combined exam
Test
Individual presentation at a seminar
Competences
Combined exam
Individual presentation at a seminar
Recommended literature
  • CHUDÁČEK, V. a kol. Detekce kolejových vozidel v železniční zabezpečovací technice. 2. doplň. vyd.. Praha, 2005.
  • CHUDÁČEK, V. a kol. Železniční zabezpečovací technika. 2. přeprac. a doplň. vyd.. Praha, 2005.
  • Rástočný, Karol. Prvky zabezpečovacích systémov. Žilina, 2012. ISBN 978-80-554-0593-3.
  • Stanley, Peter. ETCS for engineers. Hamburg: Eurailpress, 2011. ISBN 978-3-7771-0416-4.
  • THEEG, G. ? VLASENKO, S. Railway Signalling & Interlocking: International Compendium. 1st ed.. Hamburg: Eurailpress, 2009. ISBN 978-3-7771-0394-5.


Study plans that include the course
Faculty Study plan (Version) Category of Branch/Specialization Recommended year of study Recommended semester