第四代战斗机动力技术特征和实现途径

介绍了第四代战斗机的典型特点和对发动机的要求，综述了第四代发动机采用高性能循环参数、高推重比技术、推力矢量技术、隐身技术、全权限数字式控制系统、健康管理系统、热管理技术、高可靠性和维修性的设计思路和典型技术特征，并研究分析了实现途径，同时指出第四代发动机的成功研制还需要依赖先进成熟的基础技术和科学的管理做支撑。总结了第四代发动机的设计特点，指出应注重综合权衡设计。

Technical characteristics and implementation of the fourth-generation jet fighter engines

This article introduces the typical features of the fourth-generation jet fighters and the engine requirements of these jets. It reviews the design concept and typical technical features used in the fourth-generation engines, including high performance cycle parameters, high thrust-to-weight ratio, vectored thrust, stealth, FADEC,EHM, thermal management technology, and design techniques of high reliability and maintainability. This article also analyzes the implementation path of these technologies, and puts forward that a successful development of the fourth-generation engine depends on the advanced, mature basic technology and scientific management. Above all, this article summarizes the designing features of the fourth-generation engines and emphasizes the importance of a comprehensive and balanced design.