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船用低压电力电缆绝缘材料老化状态研究与寿命评估

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Indexed by:期刊论文

Date of Publication:2017-12-14

Journal:绝缘材料

Issue:12

Page Number:48-53+59

ISSN No.:1009-9239

Key Words:电缆绝缘;寿命评估;热老化实验;介质损耗因数

Abstract:通过在不同老化温度和不同老化时间下对电缆试样进行加速热老化,测试研究电缆绝缘材料的老化状态,并从介质损耗因数和断裂伸长率两个指标对其寿命进行评估。结果表明:使用介质损耗因数tanδ评估法与采用断裂伸长率计算寿命的方法结果基本一致,为电缆的绝缘状态评估与寿命检测提供了一种无损快速的检测方法。

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