复合固体推进剂交变温度载荷下的老化动力学  

Aging Kinetics of Composite Solid Propellant Under Cycling Temperature Loading

作　　者：王玉峰[1] 黄卫东[1] 李金飞[1] 张旭东[1] 隋玉堂[1] 

机构地区：[1]海军航空工程学院,山东烟台264001

出　　处：《弹箭与制导学报》2016年第2期78-82,共5页Journal of Projectiles,Rockets,Missiles and Guidance

基　　金：武器装备预研基金资助

摘　　要：为考察复合固体推进剂在交变温度载荷条件下的老化动力学,揭示其老化机理,讨论了传统高温加速老化方法在处理复合固体推进剂交变温度加速老化试验数据时存在的局限性,建立了交变温度加速老化动力学模型,给出了等效温度和等效循环时间的计算方法和交变温度环境下活化能的计算公式,提出了复合固体推进剂交变温度载荷下的老化机理,使预估结果更符合实际贮存环境,相关性更好。In order to evaluate aging kinetics and disclose aging mechanism of composite solid propellant under cycling temperature loading , the limit that the method to process data in traditional high temperature accelerated aging for cycle temperature accelerated aging was dis -cussed .The aging kinetics model under cycle temperature was built .The method for calculating equivalent temperature and equivalent cyc -ling time and formula for calculating activation energy was given .The aging mechanism of composite solid propellant under cycling tempera-ture condition was proposed .Those methods make life prediction accord with actual storage condiction with better correlation .

关 键 词：复合固体推进剂 交变温度 老化动力学 等效温度 

分 类 号：V512[航空宇航科学与技术—航空宇航推进理论与工程]