Research on the key Technologies of CBTC system in urban rail transit

다국어 초록 (Multilingual Abstract)

Due to the development levels of countries around the world and the rapid growth of urban populations, the issue of urban public transportation has become increasingly challenging.

목차 (Table of Contents)

• CONTENTS
• 1.Introduction 1
• 1.1 Background of the study 1
• 1.2 Research Scope and Methodology 3
• 1.3 Purpose of thesis 4
• 2. Literature review 6
• 2.2 Traditional Fixed-Block Signaling System and the Moving Block Solution 7
• 2.3 Operation and Advantages of the Moving Block System 9
• 2.3.1 Operating Principle 9
• 2.3.2 Advantages 11
• 2.4 Case Studies of CBTC Implementation 12
• 2.4.1 Experience of CBTC System Implementation in South Korea 12
• 2.4.2 Experience of CBTC System Implementation in China 14
• 2.4.3 Comparative Conclusion 16
• 3. Key Technologies of CBTC System 17
• 3.1 Structure of CBTC system 17
• 3.2 Grade of automation level 19
• 3.3 CBTC core subsystems 20
• 3.4.1 ATS Subsystem Operations 21
• 3.4.2 ATO Subsystem Operations 23
• 3.4.3 ATP Subsystem Operations 24
• 3.5 CBTC Subsystem Composition Structure 26
• 3.5.1 The Primary Role of the Zone Controller (ZC) 27
• 3.5.2 Vehicle on board controller 29
• 3.6. DCS subsystem 30
• 3.6.1 The Importance of the Data Communication Subsystem in CBTC System 31
• 4.Design in CBTC system in Ulaanbaatar metro project 34
• 4.1 Project Overview and Design Requirements 34
• 4.2 Automatic Train Protection System (ATP System) Design 36
• 4.3 Train Detection System Design 37
• 4.4 Automatic Train Supervision System (ATS System) Design 39
• 4.4.1. Principle of Operation 39
• 4.4.2 Summary of Advantages 40
• 4.5 Automatic Train Operation System (ATO System) Design 41
• 4.6 Travel time calvulation for each Interstation segment 42
• 4.6.1 Estimation of Minimum Safe separation distance in Moving block CBTC system 46
• 4.6 Design of the Data Communication Subsystem 47
• 4.6.1 Wired Network Model 48
• 4.6.2 Wireless Network Model 51
• 5. CBTC System Standards and Technical Requirements 57
• 5.1 Main Standards 57
• 5.2 Safety Design 57
• 5.3 Signal System Configuration 57
• 5.4 Depot System Configuration 58
• 5.5 Backup Systems and Redundancy Measures 59
• 5.6 Comparative Data Analysis of CBTC and FBTC Systems 59
• 5.7.1 Comparison of Headway and Throughput 60
• 5.7.2 Core Performance Indicators 63
• 5.7.3 System Reliability and Availability 64
• 5.7.4 Safety Level Comparison Between CBTC and FBTC Systems 68
• 6.Conclusion 70
• 6.2 Recommendation 70