目的 通过可靠性强化试验提高某火箭电气设备的可靠性水平。方法 分析国内外可靠性强化试验技术的发展现状,针对某火箭电气设备设计可靠性强化试验,重点阐述试验条件的制定准则、试验剖面的设计。结果 通过开展某火箭电气设备可靠性强化试验,暴露了大量产品的故障信息,通过改进设计提高了产品可靠性水平。结论 可靠性强化试验能够快速提高产品的可靠性水平,针对试验过程中存在的一些问题,对后续强化试验的实施提出了相应的建议。
Objective To improve the reliability level of a rocket electrical equipment by a reliability enhancement test. Methods The development status of reliability enhancement test technology at home and abroad was analyzed, and the design criteria of test conditions and the design of test section were expounded. Results The reliability enhancement test of the rocket electrical equipment revealed faults of a large number of products. The reliability level of the product was improved through improvement of the design. Conclusions The reliability enhancement test can improve the reliability level of products rapidly. Corresponding suggestions on implementation of follow-up test are proposed according to some issues existing in the testing process.