| 耐热合金蜂窝等效热导率的实验研究 |
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| 引用本文： | 赵剑,谢宗蕻,李玮,田江.耐热合金蜂窝等效热导率的实验研究[J].固体火箭技术,2011(4):529-532. |
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| 作者姓名： | 赵剑 谢宗蕻 李玮 田江 |
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| 作者单位： | 西北工业大学航天学院; |
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| 摘 要： | 耐热合金蜂窝夹芯结构是高超音速飞行器热防护系统外面板的理想候选方案.针对Hastelloy X耐热合金蜂窝夹芯结构开展了稳态传热实验,通过控制加热板温度,获得了一组热平衡时蜂窝夹芯结构的热、冷面温度,结合Stefan-Boltzmann定律和大空间自然对流实验关联式,采用热阻分析方法得到了Hastelloy X耐热合金...
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| 关 键 词： | 耐热合金蜂窝 等效热导率 半经验模型 |
Experimental investigation on effective thermal conductivities of refractory alloy honeycomb cores |
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| ZHAO Jian,XIE Zong-hong,LI Wei,TIAN Jiang.Experimental investigation on effective thermal conductivities of refractory alloy honeycomb cores[J].Journal of Solid Rocket Technology,2011(4):529-532. |
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| Authors: | ZHAO Jian XIE Zong-hong LI Wei TIAN Jiang |
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| Institution: | ZHAO Jian,XIE Zong-hong,LI Wei,TIAN Jiang(College of Astronautics,Northwestern Polytechnical University,Xi'an 710072,China) |
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| Abstract: | The honeycomb sandwich structures made of heat resistant alloy are suitable for the outer panels of thermal protection system used in hypersonic applications.Static heat transfer experiment was conducted on the Hastelloy X honeycomb sandwich structure,and both the upper and lower face sheet temperatures at steady state were obtained.The macroscopic effective thermal conductivities varying with different temperatures were acquired based on the thermal resistance analytical method,in combination with Stefan-B... |
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| Keywords: | refractory alloy honeycomb effective thermal conductivity semi-empirical model |
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