Code for Construction and Acceptance of Dry-Type Smoothing Reactors in Converter Stations of ±800kV and Below (GB 50774-2012)

China Electricity CouncilChina Planning Press · ChinaNov 2021

Rating 3.6
Word count
7.6K words
Chapters
27

Tags

Industrial Technology Installation AdjustmentEngineering HandoverSmoothing ReactorConverter StationConstruction AcceptanceElectrical EngineeringReactorLoading and TransportInstallation GuideHigh Voltage Direct Current

Summary

This specification consists of 6 chapters and mainly covers: General Provisions, Terms, Loading, Unloading and Transportation, Inspection and Storage Before Installation, Installation and Adjustment, and Engineering Handover Acceptance.

Effective date: December 1, 2012.

Editor's review

This specification addresses the construction and acceptance of dry-type smoothing reactors in converter stations at ±800 kV and below, forming a complete technical management chain from loading, unloading and transportation, pre-installation inspection and storage, installation and adjustment, to engineering handover acceptance. Its distinctive feature is its close focus on the specific equipment of dry-type smoothing reactors, detailing transport protection, on-site inspection, installation deviation control and acceptance conditions item by item for easy on-site reference. For converter station project participants, the book serves both as a basis for preparing construction plans and as a checklist for supervision witness and handover acceptance. When reading, focus on the two chapters "Loading, Unloading and Transportation" and "Installation and Adjustment": the former concerns the integrity of equipment on arrival, while the latter determines whether installation quality meets handover conditions. Since the provisions are concise, it is advisable to use the book together with the manufacturer's technical documents and design drawings, avoiding mechanical application divorced from specific project conditions.

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Reading tips

  1. Read the chapters on loading, unloading and transportation and on installation and adjustment first to clarify key control points.
  2. Compile the handover acceptance chapter into a checklist and verify item by item on site.
  3. Read alongside the equipment manufacturer's installation manual and note the connection between the specification and manufacturer requirements.
  4. Read the General Provisions and Terms before construction to unify on-site personnel's understanding.

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. 中华人民共和国住房和城乡建设部公告
  3. 前言
  4. 1 总则
  5. 2 术语
  6. 3 装卸与运输
  7. 4 安装前的检查与保管
  8. 4.1 基础与支架
  9. 4.2 本体及附件的检查与保管
  10. 5 安装与调整
  11. 5.1 绝缘支架安装与调整
  12. 5.2 主体的安装及调整
  13. 5.3 主体的吊装要求
  14. 5.4 引线连接要求
  15. 5.5 接地要求
  16. 5.6 其他规定
  17. 6 工程交接验收
  18. 本规范用词说明
  19. 引用标准名录
  20. 条文说明
  21. 制定说明
  22. 1 总则
  23. 2 术语
  24. 3 装卸与运输
  25. 4 安装前的检查与保管
  26. 5 安装与调整
  27. 6 工程交接验收

FAQ

What voltage levels and what type of equipment does this specification apply to? It applies to the construction and acceptance of dry-type smoothing reactors in converter stations at ±800 kV and below. It targets the specific equipment of dry-type smoothing reactors and does not cover installation requirements for other converter station equipment.
What does engineering handover acceptance in the specification include? The chapter on engineering handover acceptance specifies the conditions for acceptance and the items to be inspected, and serves as the reference for verification before handover after installation is completed. Specific acceptance items should be determined jointly with the specification provisions, design documents and manufacturer technical data.
Why are pre-construction inspection and storage covered in a separate chapter? Dry-type smoothing reactors are sensitive to transport and storage conditions, and pre-installation inspection and storage directly affect whether the equipment can be put into operation normally. This chapter specifies the inspection content and storage requirements after arrival and is a key stage in preventing equipment damage.

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About the author

China Electricity Council Author

The China Electricity Council (CEC) is a national electricity industry association approved by the State Council in 1988. Voluntarily formed by electric power enterprises and institutions across the country, it is a self-disciplined, non-profit national association registered with the Ministry of Civil Affairs. As a collective author, the CEC focuses on standardization and technical codes for the power industry, organizing the compilation and publication of a large body of industrial technology literature, with 125 works in the library. Its publishing covers transmission and transformation engineering design, construction and acceptance, electrical installation, power distribution equipment, and new energy and electric vehicle charging facilities. Representative works include design codes for 110kV–750kV and 1000kV overhead transmission lines, the standard for construction and acceptance of cable lines in electrical equipment installation, and design codes for wind-solar-storage hybrid power stations and electric vehicle charging stations, providing normative guidance for power engineering practice.