GB50148-2010 Code for Construction and Acceptance of Power Transformers, Oil-Immersed Reactors and Instrument Transformers in Electrical Equipment Installation Engineering (English Edition)

Ministry of Housing and Urban-Rural Development of the People's Republic of ChinaChina Planning Press · ChinaJun 2020

Rating 3.8
Word count
14K words
Chapters
27
ISBN
9787802429321

Tags

Industrial Technology Instrument TransformerTechnical StandardsConstruction StandardConstruction AcceptanceOil-Immersed ReactorPower TransformerElectrical EngineeringVoltage LevelElectrical DevicesInstallation Guide

Summary

The code consists of 5 chapters and 1 appendix, with main contents including: general provisions, terms, basic requirements, power transformers and oil-immersed reactors, and instrument transformers. Compared with the original code, this revision expands the scope of application from the construction and acceptance of power transformers, oil-immersed reactors, and instrument transformers at 500kV and below to 750kV. With the higher voltage level, the technical requirements and specifications for each construction stage have been raised, and explicit provisions have been made.

Editor's review

GB50148-2010 Code for Construction and Acceptance of Power Transformers, Oil-Immersed Reactors, and Instrument Transformers in Electrical Equipment Installation Engineering is an important technical standard in China's electric power engineering construction field, and the English edition provides an authoritative reference for international engineering cooperation and technical exchange. The book specifies in detail the technical requirements for installation, testing, and acceptance of power transformers, oil-immersed reactors, and instrument transformers, covering the entire process of technical management points including equipment incoming inspection, installation environment requirements, construction process flow, test items and standards, and engineering acceptance procedures. As a mandatory national standard, its implementation has legal effect in ensuring the safe operation of power equipment and improving engineering quality.

In terms of technical value, this code integrates China's mature experience in power equipment installation with the relevant requirements of International Electrotechnical Commission (IEC) standards, and its technical provisions are rigorous and highly operable. Compared with the original Chinese edition, the English translation has been carefully proofread and revised for accuracy of professional terminology and clarity of technical description, maintaining the technical authority of the original code while conforming to the expression conventions of international engineering documents. For professionals engaged in overseas power engineering, foreign-related technical supervision, or international standards comparison research, this book is an indispensable reference tool.

It is worth noting that regulatory texts have distinct timeliness and binding force. Readers should use it in conjunction with the latest national standard amendments or relevant technical notices and be aware that its content reflects the technical conditions at the time of publication in 2010. Against the backdrop of rapid development of new technologies such as renewable energy equipment and smart substations, the traditional equipment installation and acceptance methods provided in this book remain the foundation of modern power engineering, but other specialized standards should be supplemented when new technology applications are involved.

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Reading tips

  1. It is recommended to read alongside the latest Chinese original code and note possible technical errata or revisions
  2. Reference may be made to international standards such as IEC 60076 and IEC 61869 to understand similarities and differences between Chinese and foreign technical provisions
  3. Focus on Chapter 4 Installation and Chapter 5 Testing, which are the core of on-site construction and quality control

About the publisher

China Planning Press China

China Planning Press is a central-level publishing institution directly under the National Development and Reform Commission. Guided by the mission of "spreading the wisdom of development and reform and serving national economic construction," it publishes academic books on macroeconomic policy, economic research, and business management, as well as engineering construction standards, codes, and quotas. Its catalog of about 2,817 titles focuses on industrial technology and architecture, with representative publications including the Code for Design of Automatic Fire Alarm Systems, the Code for Fire Protection Design of Buildings, the Standard for Design of Building Water Supply and Drainage, the Standard for Fire Protection Design of Petrochemical Enterprises, and the Standard for Geotechnical Testing Methods. Its authors come largely from specialized institutions and competent authorities such as the Shenyang Fire Research Institute of the Ministry of Public Security, SINOPEC Luoyang Engineering Co., Ltd., Shanghai Xiandai Architectural Design (Group) Co., Ltd., and the Ministry of Housing and Urban-Rural Development, the Ministry of Water Resources, and the Ministry of Industry and Information Technology, reflecting a distinctive profile centered on engineering construction standards and codes while also covering academic publishing in economics and management.

Contents

  1. 版权信息
  2. Announcement of Ministry of the Housing and Urban-Rural Deve
  3. Foreword
  4. 1 General Provisions
  5. 2 Terms
  6. 3 Basic Requirement
  7. 4 Power Transformers and Oil Immersed Type Reactors
  8. 4.1 Loading,Transportation and Erection
  9. 4.2 Handover and Keeping
  10. 4.3 Treatment of Insulation Oil
  11. 4.4 Nitrogen Drain
  12. 4.5 Body Inspection
  13. 4.6 Inside Installation and Connection
  14. 4.7 Desiccating
  15. 4.8 Installation of Transformer Body and Accessories
  16. 4.9 Oil Injection
  17. 4.10 Hot Oil Circulation
  18. 4.11 Charging Oil,Seal Checking and Resting
  19. 4.12 Acceptance of the Handover Project
  20. 5 Instrument Transformer
  21. 5.1 General Requirements
  22. 5.2 Body Inspection
  23. 5.3 Installation
  24. 5.4 Acceptance of the Handover Project
  25. Appendix A Conditions of New Installed Power Transformers an
  26. Explanation of Wording in This Code
  27. Normative Standard

FAQ

Are there differences in technical content between the English edition and the original Chinese edition? The technical content strictly corresponds to the original Chinese edition as an authoritative translation. However, note that if subsequent Chinese editions have national standard amendments, the English edition may not be updated in sync in a timely manner.
Is this book applicable to power engineering in all countries? This book is a Chinese national standard, primarily applicable to projects within China and overseas projects undertaken by Chinese contractors. When used in other countries, compliance assessment should be conducted in conjunction with local regulations and standards.
Have the technical provisions in the code been superseded by newer standards? As of the time of search, GB50148-2010 remains the current valid version. However, some referenced standards may have been updated; it is recommended to check the latest status through the national standards platform.

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About the author

Ministry of Housing and Urban-Rural Development of the People's Republic of China Author

The Ministry of Housing and Urban-Rural Development of the People's Republic of China is a department under the State Council. It was established on March 15, 2008, through the restructuring of the former Ministry of Construction, and is located at No. 9 Sanlihe Road, Haidian District, Beijing. The Ministry is mainly responsible for housing security, housing system reform, urban and rural planning and construction management, construction market supervision, the engineering construction standards system, and building energy efficiency. In publishing, it has organized the compilation of a large number of engineering construction standards and technical specifications, with 241 works in the collection. These cover building area calculation, acceptance of construction quality for building foundations, outdoor water supply and drainage design, low-voltage power distribution design, design of high-rise structures, cable design for electric power engineering, and design of automatic sprinkler systems. They are commonly classified under industrial technology and architecture. These standards and specifications provide unified technical bases for building design, construction, and acceptance, and have wide influence in the industry.