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汽轮发电机定子绕组匝间短路保护的必要性
引用本文:王维俭. 汽轮发电机定子绕组匝间短路保护的必要性[J]. 电力系统自动化, 1998, 22(7): 47-49
作者姓名:王维俭
作者单位:清华大学电机系!100084,北京
摘    要:长期流传的“汽轮发电机定子绕组同相同槽的线棒数量很少”的说法纯属传。文中分析了汽轮发电机定子绕组槽内分布情况及发生故障情况的原因,指出大型汽轮发民机定子绕组同相同槽的数量将近50%,据此推论得出:汽轮发电机应装设定子绕组匝间短路保护。

关 键 词:汽轮发电机 定子 绕组 匝间短路 继电保护
收稿时间:1900-01-01
修稿时间:1900-01-01

NECESSITY OF TURN-TO-TURN S/C PROTECTION FOR STATOR WINDING OF TURBO-GENERATOR
Wang Weijian. NECESSITY OF TURN-TO-TURN S/C PROTECTION FOR STATOR WINDING OF TURBO-GENERATOR[J]. Automation of Electric Power Systems, 1998, 22(7): 47-49
Authors:Wang Weijian
Affiliation:Tsinghua University. 100084. Beijing. China
Abstract:It's false that same phase stator conductors put in the same slot are very few for turbo-generator. The distributionof stator conductors in slots and the reasons of faults are analysed. Based on investigation. this paper makes clear that theamount of the same phase stator conductors put in the same slot is nearly 50 percent of the total stators slots. Therefore it'snecessary to adopt the turn-to-turn S/C protection for turbo-generator.
Keywords:turbo-generator stator winding turn-to-turn protection
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