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NB/T 11316-2023: Technical specification for field testing of power quality in substation
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Basic data

Standard ID NB/T 11316-2023 (NB/T11316-2023)
Description (Translated English) Technical specification for field testing of power quality in substation
Sector / Industry Energy Industry Standard (Recommended)
Classification of Chinese Standard K04
Word Count Estimation 18,163
Date of Issue 2023-10-11
Date of Implementation 2024-04-11
Issuing agency(ies) National Energy Administration

NB/T 11316-2023: Technical specification for field testing of power quality in substation


---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 29.240.01 CCSK04 Energy Industry Standards of the People's Republic of China Technical specification for on-site testing of power quality in substations Released on 2023-10-11 2024-04-11 Implementation The National Energy Administration released

Table of Contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Basic test requirements 2 4.1 Test plan preparation 2 4.2 Electrical parameter collection 2 4.3 Test point setting 2 4.4 Determine the test duration 3 4.5 Test equipment requirements 3 4.6 Test signal acquisition 3 5 Test operation requirements 4 5.1 Test operation process 4 5.2 Test preparation phase 5 5.3 Test Wiring Phase 5 5.4 Test Phase 5 5.5 Testing End Phase 5 6 Test file processing 6 6.1 Test file saving 6 6.2 Preparation of test report 6 Appendix A (Informative) Typical Power Quality Disturbance Sources 7 Appendix B (Informative) Wiring Methods for Analog Test Instruments 8 Appendix C (Informative) Test data correctness check and corrective measures 10 Appendix D (Informative) Test Record Format 11 Appendix E (Informative) Main contents of substation power quality field test report 12 Reference 13

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 of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed and coordinated by the National Technical Committee for Standardization of Voltage, Current Levels and Frequency (SAC/TC1). This document was drafted by. State Grid Anhui Electric Power Co., Ltd. Electric Power Research Institute, Anhui Anda Qingneng Electric Technology Co., Ltd., China Machinery Productivity Promotion Center Co., Ltd., Anhui University, Wuhan University, Xi'an Boyu Electric Co., Ltd., Shenzhen Power Supply Bureau Co., Ltd., State Grid Zhejiang Electric Power Co., Ltd. Electric Power Research Institute, Guangxi Electric Power Co., Ltd. Electric Power Research Institute, State Grid Hebei Electric Power Co., Ltd. Electric Power Research Institute of Co., Ltd., Kunming University of Science and Technology, China Railway Engineering Design Consulting Group Co., Ltd., Guangdong Power Grid Co., Ltd. Science Research Institute, State Grid Fujian Electric Power Co., Ltd. Electric Power Research Institute, State Grid Shanxi Electric Power Co., Ltd. Electric Power Research Institute, MCC Beijing Cheng Engineering Technology Co., Ltd., State Grid Henan Electric Power Company Electric Power Research Institute, State Grid Jibei Electric Power Company Electric Power Research Institute, Taiyuan Longyuwu Technology Promotion Service Co., Ltd., Yunnan Power Grid Co., Ltd. Electric Power Research Institute, Wuxi Jungong Intelligent Electric Co., Ltd. Limited company. The main drafters of this document are. Xu Bin, Ji Changan, Jiao Yadong, Zhu Mingxing, Chen Hongkun, Liu Juncheng, Zhang Ping, Liu Jing, Wang Qing, Li Pei, Chen Weidong, Zhou Wen, Guo Cheng, Wei Hongwei, Wang Ling, Lan Jinchen, Chang Xiao, Liu Dong, Wang Yi, Yuan Wenqian, Wu Yulong, Jiang Zhi, and Liu Xiaodong. Technical specification for on-site testing of power quality in substations

1 Scope

This document specifies the basic requirements, operational requirements and test document processing for substation power quality field testing. This document is applicable to on-site testing of power quality in substations, distribution stations, distribution rooms, switchgear, etc. Refer to the implementation.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 17626.30 Electromagnetic compatibility test and measurement technology Power quality measurement method GB/T 19862 General requirements for power quality monitoring equipment

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Power quality analyzer powerqualityanalyzer It has statistical analysis function and can measure many indicators of power quality, such as harmonics, voltage unbalance, voltage sag, voltage flicker, etc. Test Equipment. [Source. GB/T 32507-2016, 3.1] 3.2 The process of conducting power quality testing on-site at a substation using a power quality analyzer. Note. Power quality field test is referred to as test hereafter. 3.3 Nonlinear, unbalanced, impact loads or power sources connected to the power system that have a significant impact on the power quality. Note. See Appendix A for typical power quality interference sources. [Source. DL/T 1053-2017, 3.3, modified] 3.4 Electrical nodes for conducting field tests of power quality. Note. The power quality on-site test points are referred to as test points below. 3.5 bay(of a substation) The part of a substation in which the switchgear and controls associated with the designated circuits contained are located. ...

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