航空发动机效率提升技术研究及展望  

Research and prospects of aero engine efficiency improvement technology

作　　者：伍赛特 WU Sai-te

机构地区：[1]上海汽车集团股份有限公司

出　　处：《节能》2019年第7期164-166,共3页Energy Conservation

基　　金：国家重点研发计划(项目编号：2018YFB0905101)

摘　　要：介绍了航空发动机提升热效率及推进效率的技术方案,进行了相关理论分析,并重点分析了以美国PW公司为例的实际机型研发过程,据此引入了桨扇发动机的技术概念.尽管以桨扇发动机为代表的先进航空发动机技术的应用前景目前有待进一步确认,但对以提升热效率和推进效率为重要研究方向的航空发动机节能技术领域的关注程度已在逐步提升.Introducing the technical solutions for improving the thermal efficiency and propulsion efficiency of aeroengines, and carries out relevant theoretical analysis. It also analyzes the actual model development process of PW company in the United States, and introduces the technical concept of the propeller fan engine. Although the application prospects of advanced aero-engine technology represented by paddle engine are still to be confirmed, the focus on aero-engine energysaving technology, which is an important research direction to improve thermal efficiency and propulsion efficiency, has been gradually improved.

关 键 词：航空发动机 热效率 推进效率 节能 桨扇发动机 燃气轮机 航空运输 

分 类 号：V23[航空宇航科学与技术—航空宇航推进理论与工程]