GB_T 47963-2026 同步发电机用交流励磁机技术要求VIP免费

中 华 人 民 共 和 国 国 家 标 准ICS 29.160.20CCS K 21GB/T 47963—2026同步发电机用交流励磁机技术要求Technical requirements of AC exciter for synchronous generators2026⁃07⁃30 发布2027⁃02⁃01 实施国 家 市 场 监 督 管 理 总 局国 家 标 准 化 管 理 委 员 会 发 布GB/T 47963—2026目次前言··························································································································Ⅲ1 范围·······················································································································12 规范性引用文件········································································································13 术语和定义··············································································································14 型式·······················································································································24.1 分类 ·················································································································24.2 额定电压和额定电流····························································································24.3 额定容量···········································································································24.4 额定转速与频率··································································································24.5 拖动型式···········································································································24.6 通风冷却型式·····································································································34.7 轴承型式···········································································································34.8 励磁型式···········································································································34.9 旋转方向···········································································································34.10 电枢绕组型式····································································································34.11 永磁副励磁机的技术要求·····················································································35 技术要求·················································································································35.1 使用条件···········································································································35.2 定额·················································································································45.3 电枢绕组各相直流电阻允许偏差·············································································45.4 电压波形的不规则性 全谐波畸变（THD）································································45.5 交流励磁机绝缘··································································································45.6 临界转速···········································································································45.7 超速·················································································································45.8 起动次数···········································································································55.9 电枢绕组过电流··································································································55.10 结构设计要求····································································································55.11 对无刷交流励磁机元器件的要求············································································55.12 冷却器·············································································································55.13 噪声················································································································55.14 振动限值··········································································································65.15 测温元件布置····································································································75.16 温升限值··········································································································7ⅠGB/T 47963—20265.17 轴承的出油温度和轴瓦温度的限值·········································································85.18 强励················································································································85.19 短时升高电压试验······························································································85.20 电压标称响应····································································································85.21 耐电压试验·······································································································85.22 灭磁················································································································95.23 可靠性与设计寿命······························································································95.24 其他················································································································96 交流励磁机的试验项目及方法······················································································96.1 试验方法·······...