推进技术 ›› 1999, Vol. 20 ›› Issue (5): 99-103.

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初始气孔率热老化试验研究与应用——预测固体推进剂贮存寿命的一种新方法(英文)

高鸣,蔡体敏   

  1. 西北工业大学航天工程学院!西安;710072;西北工业大学航天工程学院!西安;710072
  • 发布日期:2021-08-15

HEAT AGEING EXPERIMENT ON INITIAL VOID CONTENT RATE AND IT′S APPLICATION ——A NEW METHOD FOR PREDICTING STORAGE LIFE OF SOLID PROPELLANT GRAIN

  1. Coll.of Astronautics,Northwestern Polytechnic Univ.,Xi′an,710072;Coll.of Astronautics,Northwestern Polytechnic Univ.,Xi′an,710072
  • Published:2021-08-15

摘要: 通过对固体推进剂药柱进行初始气孔率热老化试验研究,探讨了用累积损伤方法来预测药柱贮存寿命, 提出了一种准确、经济、方便地提前预测药柱贮存寿命的新方法和新技术

关键词: 固体推进剂;贮存寿命;热老化

Abstract: A method for predicting the storage life of solid propellant grain by cumulative damage was developed based on heat ageing experiment on initial void content rate of propellant grain,and its application was discussed.A new method which can accurately,economically and conveniently predict the storage life of solid propillant grain was prosoed

Key words: Solid propellant;Storage life;Heat ageing