范文编号:JD789 带设计图, 范文字数:5068,页数:33 设 计 概 况 发电机变压器组的安全运行对保证电力系统的正常工作和电能质量起着决定性的作用,同时发电机与变压器本身也是十分贵重的电器元件,因此,应该针对各种不同的故障和不正常运行状态,装设性能完善的继电保护装置。对于发电机装设纵差保护、横差保护、定子接地保护、负序过流保护等;对于变压器装设瓦斯保护、纵差保护、阻抗保护等;对于发电机变压器组装设发变组总差动保护等。 关键字:发电机 变压器 继电保护 整定计算 配置 短路电流计算
Generator-transformer unit for the safe operation of the power system to normal work and the quality of electric energy plays a decisive role. Meanwhile generator transformer itself is very expensive electrical equipments, it should focus on the various faults and normal operations, the installation of improved performance of relay devices. For the installation of generators differential protection、 transverse differential protection for generator turn-to-turn faults、 stator single phase earth fault protection、negative current protection; For transformer installed gas protection、differential protection、impedance protection; For generator-transformer unit established the total differential protection. Key words: generator ;transformer ;relay protection;Allocation;short circuit current calculation
目 录 引 言 1
|
上一篇:扩音电话机的设计 | 下一篇:110kV降压变压器常规保护 |
点击查看关于 220MW 发电机组 变压器 常规 保护 的相关范文题目 | 【返回顶部】 |