冲压发动机气膜冷却分析模型

推进技术 ›› 2011, Vol. 32 ›› Issue (5): 713-716.

冲压发动机气膜冷却分析模型

凌文辉,王以飞,裘云,刘凤君,刘松龄

南京航空航天大学能源与动力学院;中国航天科工集团三十一研究所高超声速冲压发动机技术重点实验室;中国航天科工集团三十一研究所高超声速冲压发动机技术重点实验室;中国航天科工集团三十一研究所高超声速冲压发动机技术重点实验室;中国航天科工集团三十一研究所高超声速冲压发动机技术重点实验室;西北工业大学动力与能源学院

发布日期:2021-08-15

A model to analyze the film cooling characteristics of a ramjet combustor

School of Energy and Power,Nanjing Univ. of Aeronautics and Astronautics,Nanjing 210016,China;Science and Technology on Scramjet Lab.,The 31st Research Inst.of CASIC,Beijing 100074;Science and Technology on Scramjet Lab.,The 31st Research Inst.of CASIC,Beijing 100074;Science and Technology on Scramjet Lab.,The 31st Research Inst.of CASIC,Beijing 100074;Science and Technology on Scramjet Lab.,The 31st Research Inst.of CASIC,Beijing 100074;School of Power and Energy,Northwestern Polytechnic Univ.,Xi’ an 710072,China

Published:2021-08-15

摘要/Abstract

摘要： 本文建立了冲压发动机燃烧室气膜冷却传热分析程序。根据燃烧室设计的技术要求,从冷却性能角度完成气膜冷却系统的气动性能和传热特性分析,提供冷却结构优化所需的信息。

关键词: 冲压发动机;燃烧室;气膜冷却;气动特性;传热

Abstract: The heat transfer analysis model for the cooling film of ramjet engine was established in the present paper.In order to meet the combustion chamber design requirement,the heat transfer analysis for a ramjet cooling system was finished,with a focus on the cooling performance.The analysis results can be used to provide useful information for the optimization of a cooling system for ramjet engines.

Key words: Ramjet engine;Combustion chamber;Film cooling;Aerodynamic characteristic;Heat transfer

凌文辉,王以飞,裘云,刘凤君,刘松龄. 冲压发动机气膜冷却分析模型[J]. 推进技术, 2011, 32(5): 713-716.