NB_T 11897-2025 复合型光伏发电工程技术规范

ICS 27.160 CCS F 12 NB 中华人民共和国能源行业标准 P NB/T 11897—2025 复合型光伏发电工程技术规范 Technical Code for Multi-Purpose Photovoltaic Power Projects 2025-09-28 发布 2026-01-28 实施 国家能源局 发布 目次 1 总则 2 2 术语 3 3 基本规定 4 4 工程选址 5 5 场地准备 6 6.1 布置原则 6 6.2 布置技术要求 6 7 变电站总图 7 7.1 一般规定 7 7.2 变电站总平面布置 8 7.3 变电站竖向布置 9 7.4 变电站道路 9 7.5 变电站排水 10 8 土建 10 8.1 一般规定 10 8.2 变电站建筑物 10 8.3 变电站结构 11 9 环境保护与水土保持 12 10 消防 13 11 施工 14 12 工程验收 15 13 运行维护 16 附录A 光照分析计算方法 17 附录B 变电站总图布置图例 19 本规范用词说明 23 引用标准名录 24 附：条文说明 25 Contents 1 General Provisions ………………………………………………………………………………………………….. 2 2 Terms and Definitions ………………………………………………………………………………………………. 3 3 Basic Requirements ……………………………………………………………………………………………………. 4 4 Site Selection …………………………………………………………………………………………………………….. 5 5 Site Layout ………………………………………………………………………………………………………………… 6 5.1 Layout Principles …………………………………………………………………………………………………. 6 5.2 Technical Requirements for Layout ……………………………………………………………………… 6 6 Photovoltaic Power Generation System ……………………………………………………………………… 7 7 Electrical System ………………………………………………………………………………………………………… 8 7.1 General Provisions ………………………………………………………………………………………………. 8 7.2 Agricultural Electrical System …………………………………………………………………………….. 8 7.3 Forestry-Photovoltaic Electrical System ………………………………………………………………. 8 7.4 Pastoral-Photovoltaic Electrical System ………………………………………………………………. 9 7.5 Aquaculture-Photovoltaic Electrical System …………………………………………………………. 9 8 Civil Engineering …………………………………………………………………………………………………………. 10 8.1 General Provisions ……………………………………………………………………………………………. 10 8.2 Photovoltaic Mounting Structures and Foundations ……………………………………………. 10 8.3 Roads ……………………………………………………………………………………………………………….. 11 8.4 Water Supply and Drainage ……………………………………………………………………………… 11 9 Environmental Protection and Soil and Water Conservation ………………………………………. 12 10 Fire Protection …………………………………………………………………………………………………………… 13 11 Construction Works …………………………………………………………………………………………………. 14 12 Project Acceptance …………………………………………………………………………………………………. 15 13 Operation and Maintenance ……………………………………………………………………………………… 16 Appendix A Solar Irradiance Analysis and Calculation Methods ………………………………………. 17 Appendix B Table of Cumulative Solar Irradiance Requirements for Common Crop Varieties …. 19 Explanation of Wordings in This Code …………………………………………………………………………. 23 List of Quoted Standards ………………………………………………………………………………………………. 24 Addition: Explanation of Provisions ………………………………………………………………………………… 25