摘要
研制大型民用发动机的一些考虑在航空技术发展中遇到并加以解决的问题是各种各样的,但是,对于作为飞机发展首要因素的发动机来说,其经济性和推力的提高始终是最重要的问题.在最近的将来,在航空运输量增长的同时,飞机和发动机的可靠性也应提高,生态指标也应改善.在航空燃油日益紧缺。
The article presents current technical and economical situation and conditions of high-thrust engines. Russian Samara Scientific and Production Enterprise TRUD is developing NK-93 ducted propfan engine with super-high bypass ratio and NK-44 turbofan engine. The article presents NK-93 design features and characteristics . Propfan variable blades of NK-93 provide high efficiency under all operational conditions . NK-93 uses modified multiburner combustion chamber which can reduce NO emissions.
出处
《国际航空》
北大核心
1995年第8期51-53,共3页
International Aviation
