The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
Dynamic Mechanical Characterization of Aging Properties for Aged NEPE Propellant
Author(s): 
Pages: 462-464,468
Year: Issue:  4
Journal: CHINESE JOURNAL OF ENERGETIC MATERIALS

Keyword:  材料力学固体推进剂NEPE推进剂老化动态力学性能损耗因子;
Abstract: 采用动态热机械分析仪(DMA)测定了老化后NEPE推进剂的动态力学性能,表征了其在75 ℃下的热老化特性.结果显示,NEPE推进剂的损耗因子温度谱曲线在低温段只存在一个单峰(玻璃化转变峰),损耗因子tanδ的峰值随老化时间和测试频率的增加而增大,且峰温上升; 增塑剂含量对tanδ峰值的影响因贮存条件而异,密封贮存老化条件下tanδ峰值随增塑剂含量的减少而增大.
Related Articles
No related articles found