And PVC sound insulation effect is good, but because of its anti-aging, thus cannot be used in outdoor environment.
而PVC的隔音作用虽好，可是因为其不抗老化，因此无法在户外环境下运用。
With the prevention of insulation aging as the key, service life management for transformers includes transformer fault forecast, on the spot fault diagnosis, trend analysis and state examination.
变压器的预警系统、现场诊断、趋势分析、状态检修是寿命管理的内容，防止变压器绝缘老化是关键。
Instructive analysis on power cable junction faults is carried out and an algorithm for indirect on line measuring of cable junction resistance and insulation aging is proposed.
对电缆接头故障进行了一些有益的分析，提出了一种间接在线评估接头电阻和绝缘老化的算法，从理论上验证了接头温度与接头质量的相关性。
Abstract: Instructive analysis on power cable junction faults is carried out and an algorithm for indirect on-line measuring of cable junction resistance and insulation aging is proposed.
摘要：对电缆接头故障进行了一些有益的分析，提出了一种间接在线评估接头电阻和绝缘老化的算法，从理论上验证了接头温度与接头质量的相关性。
Instructive analysis on power cable junction faults is carried out and an algorithm for indirect on-line measuring of cable junction resistance and insulation aging is proposed.
对电缆接头故障进行了一些有益的分析，提出了一种间接在线评估接头电阻和绝缘老化的算法，从理论上验证了接头温度与接头质量的相关性。
The cases of aging and fault for row insulation of large scale machine take place often, the equivalent and practice method are used to dispose the row insulation respectively.
针对大型电机排间绝缘可能发生的绝缘老化或故障情况，分别采用了等效和实际处理的方法对其进行了分析。
Secondly, discuss the influence of the electrical, thermal and mechanical aging -on insulation degradation.
以及绝缘介质是如何在热、机械应力和脉冲电压的作用下老化继而失效的。
Dynamic mechanical analysis was applied to the aging assessment of stator insulation.
本文把动态力学分析用于大电机环氧云母绝缘的老化状态诊断。
Based on the insulation aging theories in recent years, the method combining statistic overvoltage parameters with operational records is proposed to estimate the residual life of insulation.
结合近年来国内外相关文献阐述发电机绝缘老化机理，并提出用统计过电压参数与运行记录相结合的方法，推定绝缘剩余寿命。
EPDM is a saturated polymer basically, have good characteristics of resistance to aging, weather resistance, excellent electrical insulation properties, good chemical resistance, impact elasticity.
三元乙丙橡胶基本上是一种饱和的高聚物，耐老化性能非常好、耐天候性好、电绝缘性能优良、耐化学腐蚀性好、冲击弹性较好。
In this paper, the aging theory of the insulation resin and the experiment principle of heating aging are introduced.
介绍了干式变压器绝缘树脂的老化理论及热老化实验原理。
This series of products for electrical insulation materials, heat-resistance test, electronic parts, plastic products ventilation aging test.
该系列产品适用于电气绝缘材料的耐热性试验，电子零配件、塑化产品之换气老化试验。
So this insulation material has the properties of anti-aging and less power reduction and the service life of the material is over 30 years.
有优良的电气性能和稳定的化学性能，因此绝缘材料不老化，电性能不下降，使用寿命大于30年。
It is widely used in construction, air conditioning, refrigeration, insulation Highway Square antifreeze, and other fields for its good qualities of low weight, corrosion resistance, anti-aging etc.
制品具有熔重低、耐腐蚀，抗老化等优点，因此被广泛应用于建筑工程、空调制冷、公路广场的防冻保温等领域。
As an offline test method, the RVM is proved helpful to assess the aging condition of paper insulation.
研究证明了回复电压法确实有助于对纸层老化程度的评估，是一种较简便易行的离线试验方法。
Test results show that the traction loads seriously affect insulation aging and loss-of-life of the traction transformer, which should by no means be overlooked.
研究结果表明牵引冲击性负荷对变压器绝缘寿命损失影响很大，不容忽视。
Test results show that the traction loads seriously affect insulation aging and loss-of-life of the traction transformer, which should by no means be overlooked.
研究结果表明牵引冲击性负荷对变压器绝缘寿命损失影响很大，不容忽视。
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