精品文档---下载后可任意编辑中国南方电网有限责任公司企业标准Q/CSG南方电网大型发电机变压器继电保护整定计算规程Guide of calculating Settings of relay protection for large generator and transformer of CSG2012-05-31 发布2012-05-31 实施中国南方电网有限责任公司 发 布Q/CSGICS 备案号：精品文档---下载后可任意编辑目 次前 言........................................................................I1范围.....................................................................12引用标准.................................................................13总则.....................................................................14发电机保护的整定计算.....................................................2定子绕组内部故障主保护.................................................2发电机相间短路后备保护.................................................7定子绕组单相接地保护...................................................9励磁回路接地保护......................................................12发电机过负荷保护......................................................13发电机低励失磁保护....................................................17发电机失步保护........................................................19发电机异常运行保护....................................................235变压器保护的整定计算....................................................29变压器纵差保护........................................................29变压器分侧差动保护....................................................33变压器零序差动保护....................................................34变压器相间过流保护....................................................36变压器低阻抗保护（相间、接地）........................................44变压器零序过流保护....................................................49间隙零序电流、零序电压保护............................................58变压器过负荷保护......................................................59变压器闭锁有载调压保护............................................
