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GB/T 28029.8-2020 English PDF

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GB/T 28029.8-2020: Electronic railway equipment - Train communication network (TCN) - Part 2-7: Radio based Wireless Train Backbone (WLTB)
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GB/T 28029.8-2020English489 Add to Cart 5 days [Need to translate] Electronic railway equipment - Train communication network (TCN) - Part 2-7: Radio based Wireless Train Backbone (WLTB) Valid GB/T 28029.8-2020

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Basic data

Standard ID GB/T 28029.8-2020 (GB/T28029.8-2020)
Description (Translated English) Electronic railway equipment - Train communication network (TCN) - Part 2-7: Radio based Wireless Train Backbone (WLTB)
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard S70
Classification of International Standard 45.060
Word Count Estimation 26,278
Date of Issue 2020-03-06
Date of Implementation 2020-10-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 28029.8-2020: Electronic railway equipment - Train communication network (TCN) - Part 2-7: Radio based Wireless Train Backbone (WLTB)


---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Electronic railway equipment--Train communication network (TCN)-Part 2-7. Radio based Wireless Train Backbone (WLTB) ICS 45.060 S70 National Standards of People's Republic of China Rail transit electronics train communication network (TCN) Part 2-7. Radio-based wireless trains Backbone Network (WLTB) [IEC TR61375-2-7..2014, Electronicrailwayequipment-Traincommunication 2020-03-06 release 2020-10-01 implementation State Administration of Market Supervision Published by the National Standardization Administration

Contents

Foreword III 1 Scope 1 2 Normative references 1 3 Terms, definitions and abbreviations 1 3.1 Terms and definitions 1 3.2 Abbreviations 2 4 Architecture 2 4.1 Train backbone network structure 2 4.2 Network composition of distributed power trains 3 4.3 WLTB node communication protocol 4 5 Physical layer 4 5.1 Frequency 4 5.2 Transmission power 4 5.3 Frequency application 4 6 Data link layer 4 7 Application layer 4 7.1 Communication scheduling 4 7.2 PDU 7 7.3 Cybersecurity 8 8 WLTB initial operation 9 8.1 Overview 9 8.2 Parameter 9 8.3 Process 9 8.4 Running the User Dataset 10 9 Process control user data set 14 9.1 Overview 14 9.2 LTV Process Data 15 9.3 GTV process data 15 10 Distributed Power Control Applications 15 10.1 Control Conditions 15 10.2 Remote Control Process Function Model 15 10.3 Function Definition 16 Appendix A (informative) Radio-based WLTB distributed power control applications 18 References 20

Foreword

GB/T 28029 `` Train Communication Network (TCN) for Electronic Equipment of Rail Transit '' is divided into the following 12 parts. --- Part 1. Basic structure; --- Part 2-1. Stranded Train Bus (WTB); --- Part 2-2. Twisted Train Bus (WTB) conformance test; --- Part 2-3. TCN communication protocol; --- Part 2-4. TCN application protocol; --- Part 2-5. Ethernet Train Backbone Network (ETB); --- Part 2-6. Vehicle-ground communication; --- Part 2-7. Radio-based Wireless Train Backbone Network (WLTB); --- Part 3-1. Multifunctional Vehicle Bus (MVB); --- Part 3-2. Multifunctional Vehicle Bus (MVB) conformance test; --- Part 3-3. CANopen Marshalling Network (CCN); --- Part 3-4. Ethernet grouping network (ECN). This part is part 2-7 of GB/T 28029. This section is drafted in accordance with the rules given in GB/T 1.1-2009. This part uses the redrafting method to modify and adopt IEC TR61375-2-7..2014 "railway electronic equipment train communication network (TCN) Part 2-7. Wireless Train Backbone Network (WLTB). Compared with IEC TR61375-2-7..2014, this part is structurally adjusted.Chapter 2 and 8.4.1 have been added, 4.4, 4.5, and attachments have been deleted. Record A, the subsequent article numbers are changed in turn, Table 3 is added, and the serial numbers of subsequent tables are modified in turn. 9.3.3 ~ 9.3.8 are adjusted as Appendix A. This section is technically different from IEC TR61375-2-7..2014, and the terms related to these differences have been passed on its outer page The vertical single line (|) at the margin is marked.The specific technical differences and their causes are as follows. --- Added normative references GB/T 28029.1, GB/T 28029.2, GB/T 28029.4, GB/T 28029.5, GB/T 28029.6 (see Chapter 2); --- Deleted some terms and definitions, which have been defined in GB/T 28029.1 and GB/T 28029.2 (see IEC TR61375-2-7. 2014 2.1.1 ~ 2.1.12, 2.1.14 ~ 2.1.20, 2.1.22, 2.1.23, 2.1.25, 2.1.26); --- Added the term and definition of "node number" (see 3.1.7); --- Removed the abbreviations of "CAN", "CN" and "TCP/IP" (see 2.2 of IEC TR61375-2-7..2014); --- Removed the modulation, antenna and feeder to meet China's national conditions (see 4.4, 4.5 of IEC TR61375-2-7..2014); --- Modify "5.1 Overview" to "5.1 Frequency", consistent with the content (see 5.1, 4.1 of IEC TR61375-2-7..2014); --- Amended the radio transmission power regulations in 5.2 to meet China's national conditions (see 5.2, 4.2 of IEC TR61375-2-7..2014); --- Modified the radio frequency regulations in 5.3 to meet China's national conditions (see 5.3, 4.3 of IEC TR61375-2-7..2014); --- Modified the communication schedule of 7.1.1, according to the revised text description to modify Figure 4, in accordance with China's national conditions (see 7.1.1, (IEC TR61375-2-7..2014 6.1.1); --- Modified the 7.1.2 WNL sending instruction process to conform to China's national conditions, modify Figure 5 according to the process (see 7.1.2, IEC TR 61375-2-7..2014 6.1.2); --- Modify "LTV and GTV" to "WNL and WNG" to make the context unified, and modify Figure 6 according to the standard flowchart (see 7.1.3, (IEC TR61375-2-7..2014 6.1.3); --- Modified the PDU structure diagram of Figure 7 of 7.2, the description is not clear (see 7.2, 6.2 of IEC TR61375-2-7..2014); --- Modified Table 2 of 7.2, the user data set is not only the initial run data set, but also the process data set. "First Run PDU" changed to "PDU" (see 7.2, 6.2 of IEC TR61375-2-7..2014); --- Added 8.4.1 "initial operation control code" and added Table 3 "initial operation control code definition" for easy understanding (see 8.4.1); --- Added "8, DistanceofTV5, distance between traction locomotive 5 and traction locomotive 4, 2" in Table 5, and recalculated subsequent rows To meet China's national conditions (see 8.4.3); --- Modify the "decoder" in Figure 9 to "encoder/decoder" to meet China's national conditions (see 10.2, IEC TR61375-2-7..2014's 9.2.1); --- Modify the title "Overview" of 10.3.1 to "Train Composition Configuration", the functional modules are listed according to the specific content in the text, which is convenient for bidding Accurate understanding (see 10.3.1, 9.3.1 of IEC TR61375-2-7..2014); --- Modify the "traction state" in 10.3.4.2 to the "original running state" to facilitate the understanding of the standard (see 10.3.4.2, IEC TR61375- 2-7..2014's 9.3.10.2). The following editorial changes have also been made in this section. --- Modify the standard name to "Train Electronic Network for Train Communication (TCN) Part 2-7. Radio Based on Radio Train Backbone Network (WLTB); --- Removed the introduction; --- Adjusted some column item numbers (see 8.2); --- Modified the error in IEC TR61375-2-7..2014. ● The last row of the offset column in Table 2 of 7.2 was modified. According to the length (bytes), "6" was changed to "8" (see 7.2, IEC TR61375- 2-7. 6.2 of.2014); ● Modified the offset column of Table 4 in 8.4.2 and rearranged according to the length of each parameter (see 8.4.2, IEC TR61375-2-7. 2014 7.4.1); ● Modified the offset column of Table 5 in 8.4.3 and rearranged according to the length of each parameter (see 8.4.3, IEC TR61375-2-7. 2014 7.4.2); ● Modified the offset column of Table 6 in 8.4.4 and rearranged according to the length of each parameter (see 8.4.4, IEC TR61375-2-7. 2014 7.4.3); ● Modified the offset column of Table 7 in 8.4.5 and rearranged according to the length of each parameter (see 8.4.5, IEC TR61375-2-7. 2014.7.4.4); ● Modified the offset column of Table 8 in 8.4.6 and rearranged according to the length of each parameter (see 8.4.6, IEC TR61375-2-7. 2014 7.4.5); ● Modified the offset column of Table 10 in 8.4.8 and rearranged according to the length of each parameter (see 8.4.8, IEC TR61375-2-7. 2014 7.4.7); ● Modified the offset column of Table 11 in 9.2, rearranged according to the length of each parameter (see 9.2, IEC TR61375-2-7. 2014 8.2); ● Modified the offset column of Table 12 in 9.3 and rearranged according to the length of each parameter (see 9.3, IEC TR61375-2-7. 8.3 of.2014); ● In 10.3.2, "When the parameters for GTV are input, the GTV enters the initial operation waiting state." Is modified to "Dang to After the LTV parameter input is completed, the LTV enters the initial operation waiting state. "(See 10.3.2, IEC TR61375-2-7..2014 9.3.2). Please note that some elements of this document may involve patents. The issuer of this document is not responsible for identifying these patents. This section is proposed by the National Railway Administration. This section is under the jurisdiction of the National Technical Committee for Standardization of Traction Electrical Equipment and Systems (SAC/TC278). This section was drafted. CRRC Zhuzhou Electric Locomotive Research Institute Co., Ltd., China Railway Science Research Institute Group Co., Ltd. Research Institute, China Shenhua Energy Co., Ltd. Shenshuo Railway Branch, CRRC Zhuzhou Electric Locomotive Co., Ltd., CRRC Qingdao Sifang Vehicles Institute Ltd. The main drafters of this section. Lu Xiangyang, Lu Jie, Nan Jie, Huang Zhiping, Guo Jinchao, Fu Jin, Xu Yanfen, Lei Zhifang. Rail transit electronics train communication network (TCN) Part 2-7. Radio-based wireless trains Backbone Network (WLTB)

1 Scope

This part of GB/T 28029 specifies the protocol stack of radio-based wireless train backbone network, which is suitable for distributed power Freight train. This section describes the data link layer, application layer, and distributed power applications. This section does not consider automatic initial operation of the radio-based train backbone network.

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 undated references, the latest version (including all amendments) applies to this document. GB/T 28029.1 Rail communication electronic equipment Train communication network (TCN) Part 1. Basic structure (GB/T 28029.1- (2020, IEC 61375-1..2012, MOD) GB/T 28029.2 Rail communication electronic equipment Train communication network (TCN) Part 2-1. Stranded train bus (WTB) (GB/T 28029.2-2020, IEC 61375-2-1..2012, MOD) GB/T 28029.4 Rail communication electronic equipment train communication network (TCN) Part 2-3. TCN communication protocol (GB/T 28029.4-2020, IEC 61375-2-3..2015, MOD) GB/T 28029.5 Rail communication electronic equipment train communication network (TCN) Part 2-4. TCN application protocol (GB/T 28029.5-2020, IEC TS61375-2-4..2017, MOD) GB/T 28029.6 Rail communication electronic equipment train communication network (TCN) Part 2-5. Ethernet train backbone network (ETB) (GB/T 28029.6-2020, IEC 61375-2-5..2014, MOD) 3 Terms, definitions and abbreviations 3.1 Terms and definitions The terms and definitions defined in GB/T 28029.1 and GB/T 28029.2 as well as the following terms apply to this document. 3.1.1 Operation direction The direction in which a train travels from station to station along a railway line. Note. Usually divided into two directions, that is, upward and downward. 3.1.2 Multi-hoprelaycommunication For devices that cannot communicate directly, they can communicate with each other through the relay function of other devices. 3.1.3 Leadingtractionvehicle Traction locomotive at the end of the train's forward direction.

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