GB/T 38946-2020Specification of centralized operation and maintenance for distributed photovoltaic power system (English PDF)
分布式光伏发电系统集中运维技术规范
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
June 2, 2020
Implementation date
January 1, 2021
Scope
GB/T 38946-2020 is the English-translated version of 分布式光伏发电系统集中运维技术规范.
GB/T 38946-2020 is the Chinese standard "Specification of centralized operation and maintenance for distributed photovoltaic power system".
Its scope clause reads: This standard specifies the technical conditions, operation management, and maintenance requirements for centralized operation and maintenance of distributed photovoltaic power generation systems.
This standard is applicable to the centralized operation and maintenance of distributed photovoltaic power generation systems with a grid-connected voltage level of 35kV (66kV) and below. Its clauses include terms and definitions.
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Document preview — GB/T 38946-2020
National Standard of the People's Republic of China
- ICS
- 27.160
- Classification
- F 12
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Basic requirements
- 5 Technical conditions for centralized operation and maintenance
- 6 Operation Management
- 6.1 Centralized monitoring
- 6.2 Control and operation
- 6.3 Inspection Tour
- 6.4 Abnormalities and troubleshooting
- 6.5 Security management
- 6.6 Defect management
- 6.7 Material management
- 6.8 Evaluation of operating indicators
- 6.9 Intelligent Operation and Maintenance
- 7 Equipment maintenance
- Appendix A (Informative Appendix) Operation and Maintenance Management System and Technical Documents
- Appendix B (Informative Appendix) Configuration of Safety Tools
- Appendix C (Informative Appendix) Centralized Operation and Maintenance System
- Appendix D (Informative Appendix) Inspection Items
- References
1 Scope
This standard specifies the technical conditions, operation management, and maintenance requirements for centralized operation and maintenance of distributed photovoltaic power generation systems.
This standard is applicable to the centralized operation and maintenance of distributed photovoltaic power generation systems with a grid-connected voltage level of 35kV (66kV) and below.
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 3906 3.6kV~40.5kV AC metal enclosed switchgear and control equipment
GB/T 20270 Information Security Technology Network Basic Security Technical Requirements
GB 26859 Power Safety Working Regulations, Power Lines
GB 26860 Working Regulations for Electric Power Safety Power Plant and Substation Electrical Part
GB/T 29319 Technical Regulations for the Connection of Photovoltaic Power Generation System to the Distribution Network
GB/T 33592 Distributed power grid operation control specification
GB/T 34933 Technical Regulations for Inspection of Combiner Boxes of Photovoltaic Power Stations
GB 50797 Design Specification for Photovoltaic Power Station
DL/T 573 Power Transformer Maintenance Guide
DL/T 995 Inspection Regulations for Automatic Equipment for Relay Protection and Power Grid Safety
DL/T 1476 Preventive Test Regulations for Electrical Safety Tools
NB/T 32008 Technical Regulations for Power Quality Inspection of Inverters of Photovoltaic Power Station
NB/T 32009 Photovoltaic power station inverter voltage and frequency response detection technical regulations
NB/T 32010 Photovoltaic power station inverter anti-island effect detection technical regulations
NB/T 32032 Photovoltaic power station inverter efficiency detection technical requirements
NB/T 32034 Photovoltaic power plant site component inspection rules
3 Terms and definitions
The following terms and definitions apply to this document.
3.1 Distributed photovoltaic power system
At the user's site or near the user's site, photovoltaic modules are used to directly convert solar radiation into electrical energy.
3.2 Centralized operation and maintenance system
A computer system that implements centralized operation, maintenance, and control of multiple distributed photovoltaic power generation systems.
Note. The centralized operation and maintenance system includes a centralized operation and maintenance main station and an operation and maintenance sub-station.
3.3 Centralized operation and maintenance master station
Central control system for centralized operation and maintenance management of distributed photovoltaic power generation system.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 20 pages — is available in the English PDF.
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