大涵道比涡扇发动机安装节动力学设计及性能评估分析进展  

Progress in dynamic design and performance evaluation ofhigh bypass ratio turbofan engine mounting

作　　者：陈永辉[1] 任革学[2] 潘凯 燕群[1] 王建强[1] 张少斌[4] CHEN Yonghui;REN Gexue;PAN Kai;YAN Qun;WANG Jianqiang;ZHANG Shaobin(National Key Laboratory of Strength and Structural Integrity,Aircraft Strength Research Institute of China,710065 Xi'an,China;Department of Engineering Mechanics,Tsinghua University,100084 Beijing,China;Chinese Aeronautical Establishment,100089 Beijing,China;School of Mechanics,Civil Engineering and Architecture,Northwestern Polytechnical University,710072 Xi'an,China)

机构地区：[1]中国飞机强度研究所强度与结构完整性全国重点实验室,西安710065 [2]清华大学工程力学系,北京100084 [3]中国航空研究院,北京100089 [4]西北工业大学力学与土木建筑学院,西安710072

出　　处：《应用力学学报》2024年第4期742-751,共10页Chinese Journal of Applied Mechanics

基　　金：民用飞机专项科研资助项目(No.MJ-2015-F-020);陕西省自然科学基础研究计划资助项目(No.2020JQ-110)。

摘　　要：综述了大涵道比涡扇发动机安装节动力学设计及评估问题。首先从减振设计需求出发,论述了发动机安装节开展动力学设计的重大意义,并对安装节的主要结构形式及特点进行了详细的阐述;进一步从军民用标准规范和工程实践经验出发,归纳了安装系统动力学设计技术要求;而后从动力学设计、性能评估、系统验证等方面回顾了涡扇发动机安装节的国内外研究现状,指出国内外差距主要体现在设计要求、设计理念和应用实践经验等方面。在此基础上,展望了大涵道比涡扇发动机安装节动力学设计及性能评估技术的发展趋势和热点。This paper reviews the dynamic design and evaluation of mounting of turbofan engines with large bypass ratio.First,starting from the requirements of vibration damping design,the great significance of dynamic design of engine installation section is discussed,and the main structural forms and characteristics of mounting are elaborated.Furthermore,based on military and civilian standards and engineering practice experience,the technical requirements of dynamic design of engine mounting are summarized.Then,the research status of turbofan engine mounting at home and abroad is reviewed from the aspects of dynamic design,performance evaluation and system verification.The paper points out that the gap between China and foreign countries mainly lies in design requirements,design concepts and application practice experience.On this basis,the development trend and hot spots of engine mounting dynamics design and performance evaluation technology of large bypass ratio turbofan engine are prospected.

关 键 词：涡扇发动机 安装节 铰接连杆式机构 动力学设计 性能评估 

分 类 号：O328[理学—一般力学与力学基础]