多学科优化技术是项新兴的技术,其在航空上研究已取得较大进展,将该技术移植应用于鱼雷发动机优化设计不失为提高鱼雷动力设计水平的好办法。本文简要叙述该技术在鱼雷动力上的应用现状;以及发动机多学科多目标优化技术的研究内容;并以某摆盘式鱼雷发动机经济性作为主要目标进行优化。 Multidisciplinary optimization technology is an emerging technology and its research on aviation has made great progress. Applying this technology to torpedo engine optimization design is a good way to improve the design level of torpedo power. This paper briefly describes the application of the technology in the torpedo power; as well as the research content of multi-disciplinary multi-objective optimization of engine; and optimizes the economy of a certain swing-type torpedo as the main goal.