1、计及疲劳累积效应的IGBT模块焊料层失效机理及疲劳损伤研究重庆大学硕士学位论文(学术学位)学生姓名:江南指导教师:陈民铀教授专业:电气工程学科门类:工学重庆大学电气工程学院二O一六年五月StudyonFailureMechanismandFatigueDamageoftheSolderLayerintheIGBTModuleConsideringCumulativeDamageA Thesis Submitted to Chongqing Universityin Partial Fulfillment of the Requirement for theMaster’s Degree o
2、f EngineeringByJiangNanSupervisedbyProf.ChenMinyouSpecialty:ElectricalEngineeringSchool of Electrical Engineering of Chongqing University Chongqing, ChinaMay,2016中文摘要摘要作为电动汽车驱动、新能源发电、智能电网、轨道交通等领域中电能转换的关键单元,IGBT功率模块逐步成为全球发展“绿色经济”的重要支点,其安全可靠性为解决能源短缺和降低碳排放量提供重要保证。焊料层是构成IGBT模块内部电气连接、机械支撑以及散热通道的重要部分,其可
7、BT模块,焊料层裂纹,有限元分析,寿命预测,失效机理II英文摘要ABSTRACTThe IGBT modules are semiconductor devices whichachievepower transporting and energy converting. They are widelyused in the hybrid electric vehicle, renewable energies, sma