Comparison of thermal and ablation behaviors of C/SiC composites and C/ZrB(2)-SiC composites
文献类型:期刊论文
作者 | S. F. Tang ; J. Y. Deng ; S. J. Wang ; W. C. Liu |
刊名 | Corrosion Science
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出版日期 | 2009 |
卷号 | 51期号:1页码:54-61 |
关键词 | Ceramic matrix composites SEM Oxidation chemical-vapor infiltration mechanical-properties silicon-carbide oxidation matrix microstructure emissivity zirconium coatings ceramics |
ISSN号 | 0010-938X |
中文摘要 | A comparison was presented of the thermal and ablation behaviors of two carbon fiber reinforced ceramic-matrix composites (one with a SiC matrix and the other with a ZrB(2)-SiC matrix). The C/SiC composite possessed a lower thermal conductivity (TC) and a higher emissivity in comparison to the C/ZrB(2)-SiC composite. The two composites exhibited the good ablation-resistive properties with no obvious erosion rate after the arc-heated wind tunnel ablation tests. The surface of the C/SiC composite appeared to be coarse and had many rounded protrusions while a denser and more homogeneous glass oxide scale was formed for the C/ZrB2-SiC composite. The maximum surface and back side temperatures of the C/ZrB(2)-SiC composite were about 50 degrees C lower than those of the C/SiC composite, respectively, which was mainly attributed to the evaporation of the B(2)O(3) as well as its higher TC. Crown Copyright (c) 2008 Published by Elsevier Ltd. All rights reserved. |
原文出处 | |
公开日期 | 2012-04-13 |
源URL | [http://210.72.142.130/handle/321006/32323] ![]() |
专题 | 金属研究所_中国科学院金属研究所 |
推荐引用方式 GB/T 7714 | S. F. Tang,J. Y. Deng,S. J. Wang,et al. Comparison of thermal and ablation behaviors of C/SiC composites and C/ZrB(2)-SiC composites[J]. Corrosion Science,2009,51(1):54-61. |
APA | S. F. Tang,J. Y. Deng,S. J. Wang,&W. C. Liu.(2009).Comparison of thermal and ablation behaviors of C/SiC composites and C/ZrB(2)-SiC composites.Corrosion Science,51(1),54-61. |
MLA | S. F. Tang,et al."Comparison of thermal and ablation behaviors of C/SiC composites and C/ZrB(2)-SiC composites".Corrosion Science 51.1(2009):54-61. |
入库方式: OAI收割
来源:金属研究所
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