NB/T 11106-2023 English PDF

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NB/T 11106-2023: Technical requirements for unattended monitoring and control system of underground power supply in coal mine
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Basic data

Standard ID: NB/T 11106-2023 (NB/T11106-2023)
Description (Translated English): Technical requirements for unattended monitoring and control system of underground power supply in coal mine
Sector / Industry: Energy Industry Standard (Recommended)
Classification of Chinese Standard: D98
Classification of International Standard: 73.100.99
Word Count Estimation: 13,138
Date of Issue: 2023-02-06
Date of Implementation: 2023-08-06
Issuing agency(ies): National Energy Administration

NB/T 11106-2023: Technical requirements for unattended monitoring and control system of underground power supply in coal mine

---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.
ICS 73:100:99 CCSD98 People's Republic of China Energy Industry Standards Technical requirements for unattended monitoring system for underground coal mine power supply Released on 2023-02-06 2023-08-06 Implementation Released by the National Energy Administration

table of contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Abbreviations 2 5 General requirements 2 6 System structure and configuration 2 6:1 System Structure 2 6:2 Hardware configuration 3 6:3 Software configuration 3 7 Functional requirements 4 7:1 Data collection 4 7:2 Data processing 4 7:3 Operation monitoring 5 7:4 Smart Alarm 5 7:5 Operational Control 5 7:6 Anti-Mistake Locking 5 7:7 Operation Management 5 7:8 Auxiliary monitoring 6 7:9 Information transmission 6 7:10 Time Synchronization 6 8 Security Protection 6 9 Performance requirements 6 9:1 System performance 6 9:2 Substation performance 7 9:3 Performance of protection measurement and control devices for power supply and distribution equipment 7 10 Technical conditions 7 10:1 Environmental requirements 7 10:2 Power requirements 8 10:3 Lightning protection and grounding 8

foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents" drafting: Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document was proposed by the China Coal Industry Association: This document is under the jurisdiction of the China Coal Industry Association Standardization Expert Group: This document is drafted by: Beijing Guoli Electric Technology Co:, Ltd:, Lu'an Chemical Group Corporation, Huajin Coking Coal Co:, Ltd:, Heilongjiang Longmei Mining Holding Group Co:, Ltd:, China Coal Electric Co:, Ltd:, China Coal Industry Association Productivity Promotion Center, China Coal Industry Co:, Ltd: industry association: The main drafters of this document: International Ping, Liu Jinping, Liang Chunhao, Wang Honglin, Yang Huilong, Zheng Houfa, Zhang Wenrui, Cui Zhiming, Liang Dayong, Yu Tao, Tian Jingqiu, Yang Yang, Meng Fanli, Zhu Yongtao, Wang Jingyang, Cao Guangming: Technical requirements for unattended monitoring system for underground coal mine power supply

1 Scope

This document specifies the general requirements, system structure and configuration, functional requirements, safety protection, Performance requirements and technical conditions: This document is applicable to the design, construction, equipment development and acceptance:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: GB/T 2887 General Specifications for Computer Sites GB/T 15663:11-2008 Coal Mine Technical Terminology Part 11: Coal Mine Electrical DL/T 634:5104 Telecontrol equipment and systems Part 5-104: The transmission protocol adopts the standard transmission protocol set IEC 60870- 5-101 Network Access DL/T 667 Telecontrol Equipment and System Part 5: Transmission Protocol Part 103: Supporting Standards for Information Interface of Relay Protection Equipment DL/T 860 (all parts) Electric automation communication network and system DL/T 1230 Power System Graphical Description Specification DL/T 1512 Technical Specifications for Substation Measurement and Control Devices DL/T 1708 Power System Sequence Control Technical Specifications DL/T 5149-2020 Code for Design of Substation Monitoring System NB/T 10051-2018 Coal Mine Power Supply Anti-Override Tripping System Regulations on Safety Protection of Electric Power Monitoring System (Decree No: 14 [2014] of the National Development and Reform Commission of the People's Republic of China)

3 Terms and Definitions

GB/T 15663:11-2008, NB/T 10051-2018 and the following terms and definitions apply to this document: 3:1 Mainly used to monitor grid voltage, current, power, power factor, temperature, grid insulation resistance, protective grounding resistance, status of power supply and distribution equipment state, over-level tripping and power-off, etc:, and implement functions such as anti-over-level tripping protection, leakage protection, power supply and distribution equipment locking control, and ground remote control, etc:, and There is no system for fixed operation and maintenance duty positions in the power supply and distribution area: 3:2 master station masterstation The central data processing device in the power supply unattended monitoring system: Note: The master station can receive various monitoring data from sub-stations or local equipment, and process them, and can also issue control instructions and instructions to sub-stations and related equipment: Signal: ......

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