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GB/T 38878-2020: System tests for the projects of high-voltage direct current (HVDC) transmission power using voltage sourced converters (VSC)
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38878-2020 | English | 409 |
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System tests for the projects of high-voltage direct current (HVDC) transmission power using voltage sourced converters (VSC)
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GB/T 38878-2020
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Basic data | Standard ID | GB/T 38878-2020 (GB/T38878-2020) | | Description (Translated English) | System tests for the projects of high-voltage direct current (HVDC) transmission power using voltage sourced converters (VSC) | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K40 | | Classification of International Standard | 29.240.01 | | Word Count Estimation | 22,234 | | Date of Issue | 2020-06-02 | | Date of Implementation | 2020-12-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38878-2020: System tests for the projects of high-voltage direct current (HVDC) transmission power using voltage sourced converters (VSC)
---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.
(Flexible DC transmission engineering system test)
ICS 29.240.01
K40
National Standards of People's Republic of China
Flexible DC transmission engineering system test
2020-06-02 release
2020-12-01 implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Contents
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 General 2
5 Station system test 2
5.1 Preparation for the test 2
5.2 Test items and requirements 3
6 End-to-end system test 7
6.1 Preparation for the test 7
6.2 Test items and requirements 8
6.3 Multi-terminal system test 16
7 Commissioning 16
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Electrical Equipment Industry Association.
This standard is under the jurisdiction of the National Power Electronics System and Equipment Standardization Technical Committee (SAC/TC60).
This standard was drafted by. China Southern Power Grid Research Institute Co., Ltd., Xi'an Electric Power Electronics Technology Research Institute, Xi'an High Voltage Electric Appliance Research Institute
Research Institute Co., Ltd., Global Energy Internet Research Institute Co., Ltd., State Grid Jibei Electric Power Co., Ltd. Electric Power Research Institute, Nanjing South
Ruijibao Electric Co., Ltd., Wuhan Branch of China Electric Power Research Institute Co., Ltd., Xu Ji Group Co., Ltd., China Electric Power Research
Institute Co., Ltd., Rongxin Huike Electrical Technology Co., Ltd., State Grid Fujian Electric Power Research Institute, State Grid Shanghai
Power Company Maintenance Company, Xi'an Xidian Power System Co., Ltd., State Grid Anhui Electric Power Co., Ltd. Electric Power Research Institute, State Grid Zhejiang
Electric Power Research Institute of Provincial Electric Power Co., Ltd., Guangdong Power Grid Co., Ltd. Shantou Power Supply Bureau, China Southern Power Grid Co., Ltd. Super High
Power Transmission Company.
The main drafters of this standard. Rao Hong, Wei Hongqi, Zhou Huigao, Pang Hui, Wei Wei, Cai Wei, Xu Shukai, Liu Tao, Yang Xiaohui, Lu Yu, Chen Jun,
Xu Sien, Sun Xu, Chang Zhongting, Tang Zhijun, Yi Rong, Su Feng, Wu Shipu, Chang Liguo, Song Zhishun, Xu Zimeng, Tong Congwei, Wang Yifei, Dong Chaoyang,
Dong Tianhua, Liu Li, Li Binbin, Wang Lei, Zhao Hengyang, Fan Daoqing, Long Kaihua, Liao Qiyan.
Flexible DC transmission engineering system test
1 Scope
This standard specifies the general rules of flexible DC transmission engineering system test, station system test, end-to-end system test and trial operation requirements.
This standard applies to end-to-end flexible DC transmission projects with symmetrical unipolar, asymmetrical unipolar and bipolar connections. Other forms of softness
The reference direct current transmission project can also be used.
2 Normative references
The following documents are essential for the application of this document. For dated reference documents, 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 30553 High-voltage DC transmission based on voltage source converter
GB/T 33348 High-voltage DC transmission voltage source converter valve electrical test
GB/T 34118 Terminology of voltage source converters for high-voltage DC systems
GB/T 34139 Technical Specification for Flexible DC Transmission Inverter
GB/T 35703 Complete Design Specification for Flexible DC Transmission System
GB/T 35745 Flexible DC transmission control and protection equipment technical requirements
GB/T 37011 Technical Specification for Transformers for Flexible DC Transmission
3 Terms and definitions
GB/T 30553, GB/T 33348, GB/T 34118, GB/T 34139, GB/T 35703, GB/T 35745 and GB/T 37011
The defined and following terms and definitions apply to this document. For ease of use, the following repeatedly lists GB/T 34118, GB/T 37011
Some terms and definitions in
3.1
TransformerforVSC-HVDC for flexible DC transmission
Transformer for transmitting electrical energy between the connection point of the AC system and one or more voltage source converter units.
Note. The transformer for flexible DC transmission is simply referred to as the flexible transformer. In different applications, the flexible transformer is also called "connecting transformer" or "converter transformer"
[GB/T 37011-2018, definition 3.1.5]
3.2
Subsystem test
Based on the completion of the installation test of the individual equipment in the converter station, the test to verify the function and technical indicators of the entire group of equipment.
3.3
Station system test converterstationsystemtest
On the basis of the completion of the sub-system test, the relevant primary equipment of the converter station has live conditions, and the function of the converter station is verified in each converter station.
test.
3.4
Endtoendsystemtest
Tests to verify the function and characteristics of the interaction between the flexible DC transmission system at both ends and the AC system connected to it.
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