某核电厂低压转子超声波探伤缺陷分析  

Defect Analysis of Ultrasonic Testing for Low Voltage Rotor in a Nuclear Power Plant

作　　者：曹寒 杨培平[1] 杨灵[1] 祁乃斌[1] 何江南[1] 陈丹[1] 赵力 CAO Han;YANG Peiping;YANG Ling;QI Naibin;HE Jiangnan;CHEN Dan;ZHAO Li(Dongfang Trubine Co.,Ltd.,618000,Deyang,Sichuan,China)

机构地区：[1]东方电气集团东方汽轮机有限公司,四川德阳618000

出　　处：《东方电气评论》2024年第4期32-34,88,共4页Dongfang Electric Review

摘　　要：本文以某核电厂低压焊接转子内部缺陷为例,首先介绍了工程中对缺陷进行模拟的原则,其次介绍了采用断裂力学理论进行转子安全性校核的方法和流程,最后根据评估结果认为,内部缺陷的存在不会影响转子的使用寿命。In this paper,internal defects of low-pressure welded rotors in a nuclear power plant are taken as an example.The principle of simulating defects in engineering is introduced,and the method and process of checking the safety of rotors by using fracture mechanics theory are introduced.Finally,according to the evaluation results,the existence of internal defects does not affect the service life of rotors.

关 键 词：转子 断裂力学 缺陷分析 

分 类 号：TK263.61[动力工程及工程热物理—动力机械及工程]