The first SIL2 tram project in China

Chengdu Tram Line 2

As the first modern tram in Chengdu, Chengdu Tram Line 2 not only has the first project-level safety certification for trams in China, but is also the first tram with driver assistance & control that successfully entered into service in China, which has important industrial demonstration significance.

As the first modern tram in Chengdu, Chengdu Tram Line 2 not only has the first project-level safety certification for trams in China, but is also the first tram with driver assistance & control that successfully entered into service in China, which has important industrial demonstration significance.



Project Overview

  • ? 39.039km long
  • ? 47 stations
  • ? 57 trams
  • ? 3 depots
  • ? 113 intersections along the line
  • ? Long-term running interval of 2.5 minutes
  • ? Weak current systems integrating SIG/PA/PIS/CCTV/Telcom/Clock/Radio/AFC/PSCADA/ FAS/OA
  • ? Opening time: December 2018 for sightseeing section

Project Scope

  • ? Mainline operation and dispatching management system, including mainline turnout control subsystem, level crossing signal control subsystem, onboard subsystem (including driver assistance and control function), central integrated dispatching management subsystem
  • ? Depot operation and dispatching management system, including depot interlocking subsystem, testing line equipment, training center equipment, centralized signal monitoring subsystem, signal power equipment
  • ? Deep integration - power monitoring system
  • ? Interface integration - passenger information system, video monitoring system, telephone system, wireless communication system, access control system, intrusion alarm system, etc.
  • ? Interconnection - clock system, power system, equipment monitoring system, fire alarm system, ticketing system, road traffic signal control system

Project Features

  • ? The first tram project with SIL2 driver assistance and control system in China
  • ? The first tram project with SIL2 over-speed protection in China
  • ? The first tram project with SIL2 red light protection in China
  • ? The first tram project in China to adopt interlocking-axle counter network interface, with central safety remote axle counting reset function
  • ? The first tram project to integrate two road traffic signal control systems in China
  • ? The first project to implement tram safety certification and third-party intersection priority rate evaluation in China
  • ? The first tram project to use LTE private network in China
  • ? The first tram project with automatic bow lifting and lowering function in China, providing fuel injection and sanding interface for curves
  • ? Accurate positioning based on speed sensors and beacons
  • ? Deep integration of operation and dispatching management system with power monitoring system, and interface integration or interconnection by central platform of other weak current systems
  • ? The central timetable can be downloaded to the vehicle, and it can be operated according to the default schedule under the central fault
Next case

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