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接触热阻对喉衬温度场的影响

李书良 侯晓 史宏斌 黄海明

固体火箭技术2013,Vol.36Issue(2):180-184,5.
固体火箭技术2013,Vol.36Issue(2):180-184,5.DOI:10.7673/j.issn.1006-2793.2013.02.008

接触热阻对喉衬温度场的影响

Effect of contact thermal resistance on the throat temperature field

李书良 1侯晓 1史宏斌 2黄海明2

作者信息

  • 1. 西北工业大学航天学院,西安710072
  • 2. 西安航天动力技术研究所,燃烧、热结构与内流场国防科技重点实验室,西安710025
  • 折叠

摘要

Abstract

The effect of contact thermal resistance (CTR) on the temperature of throat-insert was studied numerically and experimentally.The CTR of 4D in-plane C/C composite bonded with 5-Ⅱ insulator was tested,and then the numerical model was established.The results show that the influence of contact pressure on CTR is significant,while the contact temperature has little effect.Under the same conditions of calculation,it is shown that the throat-insert temperature calculated with CTR is higher,while the temperature of insulator is lower than that without CTR.

关键词

接触热阻/温度场/喉衬

Key words

contact thermal resistance/temperature field/throat-insert

分类

航空航天

引用本文复制引用

李书良,侯晓,史宏斌,黄海明..接触热阻对喉衬温度场的影响[J].固体火箭技术,2013,36(2):180-184,5.

基金项目

Project (61391) supported by the National Basic Research Program of China. (61391)

固体火箭技术

OA北大核心CSCDCSTPCD

1006-2793

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