| 丁羟推进剂定载破坏试验探索研究 |
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| 引用本文： | 丁汝昆,唐承志.丁羟推进剂定载破坏试验探索研究[J].固体火箭技术,1998,21(1):66-69. |
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| 作者姓名： | 丁汝昆 唐承志 |
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| 作者单位： | 中国航天工业总公司四院四十二所 |
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| 摘 要： | 研究了丁羟推进剂在定载荷下断裂所需时间与推进剂本身抗拉强度的关系，并且给出了环境温度和湿度，试件大小，形状和制作方法对推进剂断裂所需时间的影响，为固体火箭发动机药柱设计提供了参考数据。
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| 关 键 词： | 固体推进剂 力学试验 断裂试验 丁羟推进剂 |
Study on the Fracture of HTPB Propellant at Constant Load |
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| Ding Rukun,Tang Chengzhi.Study on the Fracture of HTPB Propellant at Constant Load[J].Journal of Solid Rocket Technology,1998,21(1):66-69. |
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| Authors: | Ding Rukun Tang Chengzhi |
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| Abstract: | The relationship between the fracture time and the tensile strength on HTPB propellant was studied.The effects of environmental temperature and humidity,the size,shape and preparing method of the specimen on fracture time were evaluated.The result is available for the propellant grain design of solid rocket motor. |
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| Keywords: | Hydroxyl terminated polybutadiene propellant Propellant property Mechanical test Fracture test |
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