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GB/T 28029.2-2020Electronic railway equipment - Train communication network (TCN) - Part 2-1: Wire Train Bus (WTB) (English PDF)

轨道交通电子设备列车通信网络(TCN) 第2-1部分：绞线式列车总线(WTB)

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

March 6, 2020

Implementation date

October 1, 2020

Scope

GB/T 28029.2-2020 is the English-translated version of 轨道交通电子设备列车通信网络(TCN) 第2-1部分：绞线式列车总线(WTB).

GB/T 28029.2-2020 is the Chinese standard "Electronic railway equipment - Train communication network (TCN) - Part 2-1: Wire Train Bus (WTB)". Its scope clause reads: This part of GB/T 28029 specifies the stranded train bus (WTB).

This section applies to data communication between and within marshalling in open trains. Application of the train communication bus (WTB) of this part can realize the interoperability of each marshalling in open trains.

Data communication within the group The letter network (such as MVB) is compatible with TCN, and the supplier provides WTB and marshalling network compatibility certification.

If the supplier agrees with the user through consultation, this section can also be used for closed trains and multi-unit trains. Note. This section does not consider buses, trolleybuses and other vehicles. Its clauses include terms, definitions, abbreviations and conventions.

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Document preview — GB/T 28029.2-2020

National Standard of the People's Republic of China

ICS: 45.060
Classification: S 70

Issued by: State Administration for Market Regulation, China National Standardization Administration

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, abbreviations and conventions
3.1 Terms and definitions
3.2 Abbreviations
3.3 Convention
3.4 General
3.5 Conformance testing
4 Physical layer
4.1 Overview
4.2 Topology
4.3 Media specifications
4.4 Media connection
4.5 Node specifications
4.6 Line unit specification
4.7 Transceiver specifications
4.8 Media-dependent signal representation
5 Link layer control
5.1 Addressing
5.2 Frames and Messages
5.3 Message format and protocol
5.4 Media Distribution
5.5 Initial operation
5.6 Link layer interface
6 Real-time protocol
6.1 Overview
6.2 Variable transmission services and protocols
6.3 Messaging services and protocols
6.4 Representation and encoding of transmitted and stored data
7 Application layer
7.1 Process data layout
7.2 WTB line fault location detection
8 Train network management
8.1 General
8.2 Managers, agents and their interfaces
8.3 Manage objects
8.4 Service and management messages
8.5 Interface process
Appendix A (informative appendix) The structural changes of this part compared with IEC 61375-2-1..2012
References

1 Scope

This part of GB/T 28029 specifies the stranded train bus (WTB).

This section applies to data communication between and within marshalling in open trains.

Application of the train communication bus (WTB) of this part can realize the interoperability of each marshalling in open trains. Data communication within the group

The letter network (such as MVB) is compatible with TCN, and the supplier provides WTB and marshalling network compatibility certification.

If the supplier agrees with the user through consultation, this section can also be used for closed trains and multi-unit trains.

Note. This section does not consider buses, trolleybuses and other vehicles.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article

Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document.

GB/T 3454 Interface Circuit Definition Table between Data Terminal Equipment (DTE) and Data Circuit Terminating Equipment (DCE) (GB/T 3454-

2011, ITU-TV.24..2000, IDT)

GB/T 7421 Advanced Data Link Control (HDLC) Regulations for Telecommunications and Information Exchange between Information Technology Systems (GB/T 7421-2008, ISO /IEC 13239..2002, IDT)

GB/T 13000 Information Technology Universal Multi-octet Coded Character Set (UCS) (GB/T 13000-2010, ISO /IEC 10646.

2003, IDT)

GB/T 15273.1 Information processing eight-bit single-byte coded graphic character set Part 1. Latin alphabet one (GB/T 15273.

1-1994, idtISO 8859-1. 1987)

GB/T 15629.2 Particular Requirements for Local Area Networks and Metropolitan Area Networks for Telecommunications and Information Exchange between Information Technology Systems Part 2

Points. logical link control (GB/T 15629.2-2008, ISO /IEC 8802-2..1998, IDT)

GB/T 16262 (All Parts) Information Technology Abstract Syntax Notation One (ASN.1) [ISO /IEC 8824 (All Parts)]

GB/T 25119 Electronic device for rail transit rolling stock (GB/T 25119-2010, IEC 60571..2006, MOD)

GB/T 28029.3-2020 Rail Transit Electronic Equipment Train Communication Network (TCN) Part 2-2. Stranded Train Bus (WTB) Conformance test (IEC 61375-2-2..2012, MOD)

GB/T 28029.9 Rail Transit Electronic Equipment Train Communication Network (TCN) Part 3-1. Multifunctional Vehicle Bus (MVB) (GB/T 28029.9-2020, IEC 61375-3-1..2012, MOD)

IEC 60807 (all parts) Rectangular connectors for frequencies below 3MHz (Rectangular connectors forfrequencies) below3MHz)

IEEE754 binary floating point arithmetic (StandardforBinaryFloating-PointArithmetic)

ITU-T RecommendationZ.100SDL language [SpecificationandDescriptionLanguage (SDL)]

UIC556 Information transmission on the train bus [Informationtransmissioninthetrain (train-bus)]

3 Terms, definitions, abbreviations and conventions

3.1 Terms and definitions

The following terms and definitions apply to this document.

TB/T 2834 | GB/T 28029.3 | GB/T 28029.1 | GB/T 28029.11 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 584 pages — is available in the English PDF.

Referenced standards

Normative references

IEC 13239 · IEC 10646 · GB/T 15273 · IEC 8802 · GB/T 16262 · IEC 8824 · IEC 60571 · IEC 61375 · IEC 60807

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