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石英谐振式称重传感器是一种新型的数字式传感器。文中通过对该传感器研制和生产中的可靠性增长试验,找到了传感器的系统缺陷,并通过修正传感器的结构来消除这种传感器的系统缺陷,使之可靠性水平(MTBF) 达到使用的要求。通过建立传感器老炼过程的可靠性增长模型,为生产过程的筛选次数提供依据。
Quartz resonant load cell is a new type of digital sensor. Through the reliability growth test in the development and production of the sensor, the system defects of the sensor are found, and the system defect of the sensor is eliminated by correcting the structure of the sensor so that the reliability level (MTBF) can meet the requirement of use. By establishing the reliability growth model of the sensor aging process, it provides the basis for screening the production process.