核电主泵电动机耐核辐射绝缘结构  

Nuclear Radiation Resistant Insulation Structure of Main Pump Motor with Nuclear Power Shaft Seal

作　　者：周成 王健 张彧 Zhou Cheng;Wang Jian;Zhang Yu(Suzhou Jufeng Electrical Insulation System Co.,Ltd.,Suzhou 215214,China;Hunan Electrical College of Technology,Xiangtan 411101,China;Gold Cup Electric Apparatus Co.,Ltd.,Xiangtan 411101,China)

机构地区：[1]苏州巨峰电气绝缘系统股份有限公司,江苏苏州215214 [2]湖南电气职业技术学院,湖南湘潭411101 [3]金杯电工电磁线有限公司,湖南湘潭411101

出　　处：《防爆电机》2024年第5期70-72,81,共4页Explosion-proof Electric Machine

基　　金：湖南省自然科学基金项目:2024JJ8039。

摘　　要：对核电主泵电动机耐核辐射绝缘结构进行研究,对绝缘结构中所使用的主要材料进行辐照试验,通过对材料辐照前后性能测试结果的对比,分析辐照对材料的影响情况。以此为依据设计耐核辐射绝缘结构,对比辐照前后定子线圈试样的起晕电压、击穿电压、介质损耗因数及耐电寿命的试验结果。结果表明:设计的绝缘结构线圈试样,在辐射试验后仍然具备较好的电气性能,进而说明了所设计的耐核辐照绝缘结构应用于核电主泵电机的可靠性。This paper researches the nuclear radiation resistant insulation structure of main pump motor with nuclear power shaft seal.The main materials used in the insulation structure are subjected to radiation tests,and the influence of radiation on materials is analyzed by comparing the performance test results of the materials before and after radiation.The nuclear radiation resistant insulation structure is designed based on this,and the test results of corona voltage,breakdown voltage,dielectric loss factor and electric resistance life of the stator coil samples before and after radiation are compared.It is shown that the coil sample with this insulation structure still has good electrical properties after the radiation test,which further indicates the reliability of applying the designed insulation structure to the main pump motor of nuclear power plant.

关 键 词：核电 主泵电机 耐核辐射 绝缘结构 

分 类 号：TM306[电气工程—电机]