金属蜂窝结构的稳态热性能

工程热物理学报 , 2008, 29(12): 2094-2096.

1.哈尔滨工业大学能源科学与工程学院,黑龙江,哈尔滨,150001

2.哈尔滨工业大学能源科学与工程学院,黑龙江,哈尔滨,150001

基金项目: 教育部跨世纪优秀人才培养计划(NCET-04-0335) 国家自然科学基金(50476029)

STEADY THERMAL PERFORMANCE OF METALLIC HONEYCOMB PANELS

采用MCM、FVM方法数值模拟金属热防护系统蜂窝内辐射导热耦合换热,研究了一正六角形蜂窝的稳态热性能及其影响因素,定量分析了各种热量传递机制的作用.结果表明,金属蜂窝表面辐射换热和侧壁导热是主要热量传递方式,对所研究的蜂窝结构,在750 K以上蜂窝内表面辐射换热成为热量主要传递方式.

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