研究了应用光纤传感技术对环氧树脂固化过程进行实时监测的方法.通过将一段光纤的包层去掉构成光纤折射率传感器,利用环氧树脂在固化过程中折射率随固化度增大而增大的特性进行固化监测.应用光线追迹法和局部平面波理论导出光纤固化传感器的理论模型.通过在光纤传感区一端的光纤端面镀全反射膜形成探针型传感结构.对E51环氧树脂的等温固化过程进行了实时监测实验.
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