涡扇发动机转子系统装配过程PFMEA技术应用研究  

Research on Application of PFMEA Technology in Assembly Process of Turbofan Engine Rotor System

作　　者：周建华[1] 张发平[2] 李伊 何山 ZHOU Jianhua;ZHANG Faping;LI Yi;HE Shan(Beijing Power Machinery Research Institute,Beijing 100074,China;Beijing Institute of Technology,Beijing 100076,China)

机构地区：[1]北京动力机械研究所,北京100074 [2]北京理工大学,北京100076

出　　处：《航空制造技术》2023年第1期101-106,共6页Aeronautical Manufacturing Technology

基　　金：技术基础科研“十三五”项目(JSZL2016204B102)。

摘　　要：为了进一步提高涡扇发动机转子系统装配的可靠性,根据涡扇发动机转子系统的装配工艺特点,提出了一种针对转子系统装配的工艺故障模式影响分析方法。给出了转子系统装配的PFMEA分析流程、PFMEA分析对象,并以螺母装配工序和转子动平衡工序为例进行了PFMEA分析,给出了典型的工艺故障模式,并提出相应的故障预防措施,以达到提高转子系统工艺可靠性的目的。为提高PFMEA分析效率,实现转子系统装配工艺故障模式的有效管理,提出了PFMEA分析系统,给出了系统的功能模块和实现方法。In order to further improve the reliability of the turbofan engine rotor system assembly,this paper proposes a process failure mode influence analysis method for the rotor system assembly based on the assembly process characteristics of the turbofan engine rotor system.The PFMEA analysis process and PFMEA analysis objects of the rotor system assembly are given,and the PFMEA analysis is carried out with the nut assembly process and the rotor dynamic balance process as examples.The typical process failure modes are given,and the corresponding failure prevention measures are put forward to achieve the purpose of improving the process reliability of the rotor system.In order to improve the efficiency of PFMEA analysis and realize the effective management of the failure mode of the rotor system assembly process,the PFMEA analysis system is proposed,and the functional modules and implementation methods of the system are given.

关 键 词：装配工艺 PFMEA 转子系统 工艺可靠性 故障模式 

分 类 号：V263.2[航空宇航科学与技术—航空宇航制造工程]