| 树脂基防热材料长时间烧蚀后的变形问题 |
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| 引用本文： | 张宗强.树脂基防热材料长时间烧蚀后的变形问题[J].宇航材料工艺,2012,42(2):54-57. |
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| 作者姓名： | 张宗强 |
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| 作者单位： | 航天材料及工艺研究所,先进功能复合材料技术重点实验室,北京100076 |
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| 摘 要： | 针对树脂基防热材料长时间烧蚀后变形问题进行了分析,通过对某改性石英纤维织物/酚醛复合材料烧蚀后碳层厚度、不同温度线胀系数及力学性能的测试分析,提出内部热应力是导致材料长时间烧蚀后变形的主要原因.
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| 关 键 词： | 树脂基防热材料 长时间烧蚀 变形 |
Distortion of Resin Matrix of Thermal ProtectionComposites After Long Time Ablation |
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| Zhang Zongqiang
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Kuang Songlian
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Miao Changli
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Shang Long.Distortion of Resin Matrix of Thermal ProtectionComposites After Long Time Ablation[J].Aerospace Materials & Technology,2012,42(2):54-57. |
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| Authors: | Zhang Zongqiang Kuang Songlian Miao Changli Shang Long |
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| Institution: | Zhang Zongqiang Kuang Songlian Miao Changli Shang Long(Science and Technology on Advanced Functional Composites Laboratory,Aerospace Research Institute of Materials & Processing Technology,Beijing 100076) |
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| Abstract: | This paper analyzed the causation of distortion of resin composites after long time ablation.And studied the property of the quartz fiber reinforced phenolic resin at different temperature.It is shown that the thermal stress is the dominating reason causing the distortion of resin composites after long time ablation. |
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| Keywords: | Resin matric thermal protection composites Long time ablation Distortion |
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