摘要
电子产品故障预测是故障预测与健康管理技术的关键技术之一。基于此,对面向电子产品故障预测与健康管理的测试点选择及优化方法进行回顾。首先对该技术发展状况及相关技术进行综述,随后详细介绍了电子产品测试点的选取和优化方法,包括测试点优化过程中涉及的故障模式和危害性分析技术、电子设备的故障检测率与失效率的计算方法、电子产品测试点优化的一般步骤、测试点优化过程中需要解决的关键问题、电子产品的电路故障诊断方法的选取以及测试点优化算法和优化模型的选取问题,最后给出我国积极开展电子产品故障预测与健康管理技术的建议。
The electronic products failure prediction is one of the key technologies of failure prediction and health management technology. Based on this, the paper reviews the test-point selection and optimization method of electronic products failure prediction and health management. Firstly, this paper reviews the status of technological development and related technologies, including the failure mode and criticality analysis technology in test point optimization process, the calculation method of electronic equipment fault detection rate and failure rate, the general steps of test points optimization of electronic products, the key issues need to be solved in the test-point optimization process, selection of circuit fault di ag-nosis method and selection of the test-point optimization algorithm and optimization model of electronic products. Finally, it makes recommendations to carry out technology research on electronic products fault prediction and health management in China.
出处
《电子设计工程》
2010年第8期189-192,共4页
Electronic Design Engineering
关键词
电子产品
预测与健康管理(PHM)
综述
测试点
优化
electronic products
prognostics and health management（PHM）
overview
test point
optimization
