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GB/T 46176-2025: Reliability test methods of power module in voltage sourced converter (VSC) valves
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GB/T 46176-2025	English	599	Add to Cart	5 days [Need to translate]	Reliability test methods of power module in voltage sourced converter (VSC) valves

GB/T 46176-2025: Reliability test methods of power module in voltage sourced converter (VSC) valves

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ICS 29.200 CCSK46 National Standards of the People's Republic of China Reliability Test Method for Flexible DC Converter Valve Power Module Published on 2025-10-05 Implemented on May 1, 2026 State Administration for Market Regulation The State Administration for Standardization issued a statement.

Table of contents

Preface III 1.Scope 1 2 Normative References 1 3.Terms and Definitions 2 3.1 Valve Component Related Terminology 2 3.2 Valve Structure Related Terminology 2 3.3 Reliability-Related Terminology 2 4 General Rules 3 4.1 General Requirements 3 4.2 Environmental Conditions 3 4.3 Test Category 3 4.4 Sample 3 4.5 Test Item 3 4.6 Reliability Test Failure Statistics and Criteria 5.Bypass test 6. 5.1 Fault Bypass Test 6 5.2 Bypass switch malfunction test 6 6.Overvoltage and short-circuit test 6.1 Experimental Objectives 6.2 Sample 7 6.3 Test Requirements and Methods 7 7.Overcurrent turn-off test 7.1 Experimental Objectives 7.2 Sample 7 7.3 Test Requirements 7 7.4 Test Methods 7 8.Short-circuit current test 7. 8.1 Experimental Objective 7 8.2 Sample 7 8.3 Test Requirements 7 8.4 Test Methods 9 Power Cycling Test 8 9.1 Experimental Objective 8 9.2 Sample 8 9.3 Test Requirements 8 9.4 Test Methods 8 10 Electromagnetic compatibility (immunity) test 8 10.1 Experimental Objective 8 10.2 Sample 8 10.3 Test Requirements and Methods 9 11 Environmental adaptability test 10 11.1 Low Temperature Test 10 11.2 High Temperature Test 11 11.3 Temperature Change Test 12 11.4 Alternating Damp Heat Test 13 11.5 Vibration Test 14 11.6 Impact Test 15 11.7 Salt spray test (optional) 15 11.8 Mold Test (Optional) 16 11.9 Atmospheric Neutron Accelerated Irradiation Experiment (Optional) 17 12 Component-level reliability testing 19 12.1 General Rules 19 12.2 Dual-pulse test for turn-off semiconductor devices 19 12.3 Short-circuit protection test for turn-off semiconductor devices 20 12.4 Thermal stability test of DC capacitor 20 12.5 DC capacitor terminal extreme condition voltage withstand test 21 12.6 DC Capacitor Damped Discharge Test 21 12.7 DC Capacitor Durability Test 21 12.8 Long-term high and low temperature endurance test of power module secondary board 22 13.Expression of Reliability Test Results 22

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents". Drafting. Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents. This document was proposed by the China Electrical Equipment Industry Association. This document is under the jurisdiction of the National Technical Committee on Standardization of High Voltage Direct Current Transmission Equipment (SAC/TC333). This document was drafted by. China Southern Power Grid Science Research Institute Co., Ltd., Xi'an High Voltage Apparatus Research Institute Co., Ltd., and Guangzhou South... State Grid Scientific Research Technology Co., Ltd., China Electric Power Research Institute Co., Ltd., Rongxin Huike Electric Co., Ltd., State Grid Economic and Technological Development Zone Co., Ltd. Research Institute Co., Ltd., XJ Electric Co., Ltd., the Fifth Research Institute of Electronics of the Ministry of Industry and Information Technology, and Guangdong Power Grid Co., Ltd. State Power Supply Bureau, Nanjing NARI Relay Protection & Electrical Co., Ltd., Xi'an Xi'an Electric Power System Co., Ltd., Beijing Huairou Laboratory, Zhuhai Kaipu Testing Technology Technology Co., Ltd., Shanghai Jiao Tong University, TBEA Xinjiang New Energy Co., Ltd., China Electric Power Engineering Co., Ltd., Henan Pinggao Electric Co., Ltd., Xi'an Jiaotong University, Tsinghua University, China Southern Power Grid Co., Ltd., China Huaneng Group Clean Energy Technology Research Institute Co., Ltd., Changzhou Borui Electric Automation Equipment Co., Ltd., Guangdong Power Grid Co., Ltd. Electric Power Research Institute, China South Electric Power Research Institute of State Grid Corporation of China (UHVDC) and State Grid Sichuan Electric Power Company Institute of Power Science, China Southern Power Grid Co., Ltd. Ultra-High Voltage Transmission Company, China Qiyuan Engineering Design & Research Institute Co., Ltd., Yunnan Electric Power Research Institute of State Grid Corporation of China, Electric Power Research Institute of State Grid Fujian Electric Power Co., Ltd., and China Southern Power Grid Co., Ltd. The company's ultra-high voltage power transmission company, Qujing Bureau. The main drafters of this document are. Hou Ting, Zhou Huigao, Ji Yuke, Gao Yang, Huang Chao, Yu Qiong, Yang Liu, Li Tan, Han Kun, Xu Fan, Pan Guangze, and Chen Jun. Yin Guanxian, Li Lingfei, Wei Wei, Hu Yu, Lin Guangke, Guo Guansheng, Chi Putian, Ma Ke, Yao Cheng, Ye Wei, Xia Kepeng, Wen Fuyue, Zhang Bo, Zhu Lingyu Tang Xueteng, Xie Huifan, Chen Yijing, Zhong Qidi, Gu Zhibin, Fu Chuang, Xu Shukai, Wang Jinyu, Yang Xiaohui, Xu Zimeng, Xiao Kai, Shi Jian, Tan Lingqi Xiong Lingfei, Liu Longchen, Shen Yue, Jia Yanling, Wang Kefeng, Zou Yansheng, Tong Congwei, Sun Mei, Cai Runqing, Ji Xiaozhen, Peng Junzhen, Gai Bin, Li Chao, Chen Yusheng Dai Shulong and Tang Rubin. Reliability Test Method for Flexible DC Converter Valve Power Module

1 Scope

This document defines the terminology and definitions related to reliability testing of flexible DC converter valve power modules, and describes the reliability testing methods, including... It includes the general requirements for reliability testing, the various reliability tests, and the presentation of the reliability test results. This document applies to reliability testing of power modules for flexible DC converter valves.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included. For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies. This document. GB/T 2423.1-2008 Environmental testing of electrical and electronic products – Part 2.Test methods – Test A. Low temperature GB/T 2423.2-2008 Environmental testing of electrical and electronic products – Part 2.Test methods – Test B. High temperature GB/T 2423.4-2008 Environmental testing of electrical and electronic products – Part 2.Test methods – Test Db. Alternating damp heat (12h) (12-hour cycle) GB/T 2423.5-2019 Environmental Testing – Part 2.Test Methods – Test Ea and Guidelines. Impact GB/T 2423.17-2024 Environmental Testing – Part 2.Test Methods – Test Ka. Salt Spray GB/T 2423.22-2012 Environmental Testing - Part 2.Test Methods - Test N. Temperature Change GB/T 2900.99-2016 Reliability of Electrical Engineering Terminology GB/T 13498-2017 Terminology for High Voltage Direct Current Transmission GB/T 17626.2-2018 Electromagnetic compatibility testing and measurement techniques - Electrostatic discharge immunity test GB/T 17626.3-2023 Electromagnetic compatibility testing and measurement techniques – Part 3.Radio frequency electromagnetic field radiated immunity testing GB/T 17626.4-2018 Electromagnetic compatibility testing and measurement techniques - Electrical fast transient/burst immunity test GB/T 17626.5-2019 Electromagnetic compatibility testing and measurement techniques - Surge (impulse) immunity test GB/T 17626.6-2017 Electromagnetic compatibility testing and measurement techniques - Conducted disturbance immunity induced by radio frequency fields GB/T 17626.8-2006 Electromagnetic compatibility testing and measurement techniques - Power frequency magnetic field immunity test GB/T 17626.9-2011 Electromagnetic compatibility testing and measurement techniques - Pulse magnetic field immunity test GB/T 17626.10-2017 Electromagnetic compatibility testing and measurement techniques - Damped oscillating magnetic field immunity test GB/T 17626.18-2016 Electromagnetic compatibility testing and measurement techniques - Damped oscillating wave immunity test GB/T 17702-2021 Power Electronic Capacitors GB/T 27025-2019 General requirements for the competence of testing and calibration laboratories GB/T 33348-2024 Electrical testing of valves in voltage source converters for high voltage direct current transmission GB/T 34118-2017 Terminology for Voltage Source Converters for High Voltage Direct Current Systems GB/T 40865-2021 Terminology for Flexible DC Transmission GB 50260-2013 Code for Seismic Design of Power Facilities NB/T 11388-2023 DC Support Capacitor for Flexible DC Transmission Converter Valve ...