发动机技术进步对飞机先进性的重要作用

Significant impact of engine technical innovation on airplane performance advancement

School of Jet Propulsion, Beijing University of Aeronautics and Astronautics, Beijing 100083, China

摘要: 推进技术的创新曾经是空中运输进步的基本推动力.研制大型客机,必须认识发动机技术进步对飞机性能先进性的重要作用.以用于波音公司B787梦幻飞机的美国通用电气公司(GE)的GEnx发动机为例,分析发动机技术先进性对飞机高效、低污染、智能化、低成本和舒适性的作用.最后从国外的技术发展途径,提出发展我国发动机技术的一些想法.
- 涵道比 /
- 耗油率 /
- 智能发动机 /
- 状态监视 /
- 故障诊断 /
- 排放污染 /
- 噪声污染
Abstract: The innovation of propulsion technology used to be and will be continuously to be the primary motive power to the advancement of air transportation.To develop large passenger plane,it is necessary to recognize the role played by the engine technical progress on the advancement of airplane performance.The new engine GEnx for Boeing dreamliner B787 developed by general electric aircraft engines(GEAE) was used as an example to analyze the impact of new engine technology on airplane efficiency,environment pollution,intelligent airplane,low cost and comfort of riding.At last,based on the experiences of technical development in foreign countries,some suggestions of the way to develop our engine technology were proposed.
- bypass ratio /
- specific fuel consumption /
- intelligent engine /
- condition monitoring /
- fault diagnosis /
- pollution /

[1]	Benzakien M J.GEAE propulsion vision for the 21st century[C]//航空百年高层学术论坛论文集.北京:中国航空学会动力专业分会,2003.
[2]	Gliebe P,Doods W.Practical technology solutions for future aircraft engine noise and emission reduction[R].Monterey,California:AIAA/AAAF Aircraft Noise and Emission Reduction Symposium,May 24-26,2005.
[3]	Benzakien M J.Propulsion strategy for the 21st century-A vision into the future[R].ISABE 2001-1005,2001.
[4]	Gahn S M,Morris R W.Turbine engine technology-A century of power for flight[R].http://www.pr.afrl.af.nail.