QGDW 12599-2025 架空输电线路运行复合绝缘子抽检试验导则

ICS 29.020 附件39 CCS F 20 备案号：37323-2012 国家电网有限公司企业标准 Q/GDW 12599—2025 架空输电线路运行复合绝缘子抽检 试验导则 Sample testing guide of operational composite insulators applied to the over head transmission lines 2025-12-30发布 2025-12-30实施 国家电网有限公司 发 布 Q/GDW 12599—2025 目 次 前言 ····························································································································· Ⅱ 1 范围 ························································································································· 1 2 规范性引用文件 ·········································································································· 1 3 术语和定义 ················································································································ 1 4 一般要求 ··················································································································· 2 4.1 抽检要求 ············································································································· 2 4.2 抽检试验 ············································································································· 2 4.3 抽检试验不合格品处置建议 ····················································································· 3 5 试验方法和判据 ·········································································································· 3 5.1 外观检测 ············································································································· 3 5.2 硬度试验 ············································································································· 4 5.3 憎水性试验 ·········································································································· 4 5.4 空气中冲击耐受电压试验 ························································································ 4 5.5 干工频耐压温升试验 ······························································································ 5 5.6 机械负荷试验 ······································································································· 5 5.7 应力腐蚀试验 ······································································································· 5 5.8 芯棒与护套界面粘接强度试验 ·················································································· 6 5.9 密封性试验 ·········································································································· 6 5.10 带护套芯棒水扩散试验 ························································································· 7 5.11 傅里叶红外光谱 ·································································································· 7 5.12 热失重试验 ········································································································ 8 6 试验数据管理 ············································································································· 8 附录 A（资料性） 运行环境区域划分 ·················································································· 9 附录 B（资料性） 硅橡胶热失重分析法 ··············································································· 10 附录 C（规范性） 数据记录表 ··························································································· 11 编制说明 ······················································································································· 17 I