2×300MW燃煤式火力发电厂的继电保护设计  

Relay Protection Design of 2×300 MW Coal-Fired Thermal Power Plant

作　　者：田殿鹏 TIAN Dianpeng(Shanxi Guofeng Coal power Co.,Ltd.,Fenyang,Shanxi 032200,China)

机构地区：[1]山西国峰煤电有限责任公司,山西汾阳032200

出　　处：《自动化应用》2024年第8期71-74,77,共5页Automation Application

摘　　要：分析了2×300 MW燃煤式火力发电厂发电机、变压器的继电保护。对发电机进行了整定,并选择了发电机的定子绕组匝间保护。同时,对变压器进行了简单整定,通过对变电所变压器的瓦斯保护、差动保护、过电流保护,完成了本次继电保护的设计。通过此次设计,熟悉了电力系统继电保护的设计方法,提高了实际动手能力。Analyzed the relay protection of generators and transformers in a 2×300 MW coal-fired thermal power plant.The generator was tuned and the stator winding inter turn protection of the generator was selected.At the same time,a simple setting was carried out on the transformer,and the design of the relay protection was completed through the gas protection,differential protection,and overcurrent protection of the transformer in the substation.Through this design,have become familiar with the design methods of power system relay protection and improved my practical ability.

关 键 词：2×300 MW燃煤式火力发电厂 继电保护 差动保护 瓦斯保护 

分 类 号：TM77[电气工程—电力系统及自动化]