航天橡胶密封材料及制品贮存寿命评估技术进展

Research Progress in Storage Life Evaluation of Aerospace Rubber Sealing Materials and Products

橡胶密封材料是航天器重要的组成部件,但受复杂的服役环境影响,有不断老化的趋势和失效风险。因此,橡胶密封材料的贮存寿命研究具有重要意义。本文结合橡胶密封材料在航天产品上的应用,介绍了其贮存寿命评估技术的研究现状及主要技术途径,分析了密封橡胶材料的加速贮存典型寿命预测方法,并依据航天探索的实际迫切需求对未来研究方向进行展望。

Rubber sealing materials are important components of the spacecraft.However,they are still limited by their aging tendency and failure risk in the complex service environment.Therefore,it is of great significance to explore the storage life of rubber sealing materials.Combined with the applications of rubber sealing materials in space products,the research status and main technical methods of the storage life are introduced,and the typical prediction methods of accelerated storage life of sealing materials are analyzed.Moreover,the future research directions are summarized according to the urgent practical needs of space explorations.