| 王保松.航空光学器件的损伤破裂机理和加速寿命试验方法 研究[J].装备环境工程,2013,10(6):29-32. WANG Bao-song.Study on the Mechanism of Aviatic Optical Device Failure and Method of Accelerated Life Test[J].Equipment Environmental Engineering,2013,10(6):29-32. |
| 航空光学器件的损伤破裂机理和加速寿命试验方法 研究 |
| Study on the Mechanism of Aviatic Optical Device Failure and Method of Accelerated Life Test |
| 投稿时间：2013-09-23 修订日期：2013-10-05 |
| DOI：10.7643/issn.1672-9242.2013.06.007 |
| 中文关键词: 航空光学器件 破裂机理 寿命分析 模型计算 |
| 英文关键词:aviatic optical devices fracture mechanism life analysis model accelerate |
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| 中文摘要: |
| 目的 研究航空光学器件的损伤破裂机理和加速寿命试验方法 。方法 从理论上对航空光学器件的损伤破裂机理进行研究，对不同机理产生的原因、表现及预防措施进行分析。分析大气摩擦和太阳辐射因素对航空光学器件表面温度的影响，在Arrhenius模型理论基础上，以加速寿命试验方法 计算航空光学器件的寿命。结果推导出了航空光学器件寿命的计算公式。结论 航空光学器件的损伤破裂主要归因于脆性断裂失效和疲劳断裂失效。 |
| 英文摘要: |
| Objective To explore the fracture mechanism of aviatic optical devices and study the accelerated life Test.Methods Theoretical studies were performed using optical devices for aviation rupture mechanism of injury; the causes of different mechanisms, performance and preventive measures were analyzed. Results The atmospheric friction and solar radiation factors on the optical surface air temperature was analyzed, and the aviation optics lifetime was calculated by accelerated life test method based on the Arrhenius model theory.Conclusion Brittle fracture injury rupture failure and fatigue failure is the main risk factors of aviation optics fracture. |
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