内绝缘是指为空气复合绝缘,是设备内部绝缘的固体、液体、气体部分,基本不受大气、污秽、潮湿、异物等外界条件影响。设备绝缘中与空气接触的部分称为外绝缘,而不与空气接触的部分称为内绝缘。在设计绝缘时,都使内绝缘强度高于外绝缘强度。这是因为外绝缘稳定性受环境的影响较大,有一定的自然恢复能力,而内绝缘水平不受空气湿度与表面脏污程度的影响,相对比较稳定,但自然恢复能力较差,一旦绝缘水平下降,势必影响安全运行。
... 冲击耐受电压impulse withstand voltage 内绝缘internal insulation 接线座(接线端子)的机械负载mechanical terminal load ...
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... inner inspection 内部检查 inner insulation 内绝缘 inner level memory 内级存储器 ...
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户内绝缘子 indoor insulator
舱内绝缘 internal tank insulation
分接开关内绝缘 internal tap changer insulation
内部绝缘 internal insulation
内层绝缘 primary insulation
户内胶装绝缘子系列 Tram lines insulator series ; Indoor plastic loaded insulator series ; Needle type insulator series
户内外绝缘 [电] indoor external insulation
槽内匝间绝缘 coil-side separator
根据统计,由内绝缘老化问题引发的变压器故障是变压器事故的重要部分。
It is statistically that the transformer failure caused by insulation aging accounts for an important part in the transformer accidents.
变压器内绝缘纸中的含水量是影响变压器寿命的因素之一,对变压器的老化有着明显的负面影响。
The water content in insulating paper in transformer is the one of factor that affects transformer life, which has obvious negative influence for the ageing of transformer.
当容器内充满50万加仑的超冷液态氢时,绝缘泡沫可以防止冰在容器上形成。
The insulating foam prevents ice from forming on the tank when it is filled with 500,000 gallons of supercold liquid hydrogen.
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