In this paper the rationale of thermal insulation using aluminium foil as well as the calculation of RK values is described, and the rational thickness values of the air interface layer are presented.

本文讨论了用铝箔隔热的基本原理和R _ k值的计算，提出了表面贴铝箔的绝热空气间层的合理厚度值。

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However, in coaxial oil-paper combination insulation when the thickness of insulation exceeds a certain value the field strength within the pressboard under polarity reversal will increase instead.

但在同轴油纸复合绝缘中，当绝缘厚度超过一定值后，纸中极性反转场强反而增加。

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This paper presents a technical-economic model for optimizing the thermal insulation thickness of various components in an air-conditioned building to maximize the net savings.

为降低建筑费用，提出一种计算空调建筑不同围护组件经济绝热厚度的技术经济模型。

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