Patent ID: 6779385
Filing Date: 2004-08-24
Classification: G01N

Abstract:
A device for monitoring moisture content level of a solid dielectric material inside an enclosure, said solid dielectric material being immersed in a dielectric fluid, said dielectric fluid filling said enclosure, said solid dielectric material and said dielectric fluid having a respective moisture content, said solid dielectric material and said dielectric fluid having known water solubility properties varying with temperature thereof, said device comprising:a moisture measuring means for measuring moisture content level of said dielectric fluid; a temperature measuring means for measuring temperature level of said dielectric fluid; and an electronic circuit means for computing said moisture content level of said solid dielectric material, said electronic circuit means being electrically connected to both said moisture measuring means and said temperature measuring means, said electronic circuit means having said known water solubility properties of said solid dielectric material and said dielectric fluid stored therein, said electronic circuit means processing said fluid moisture content level and said fluid temperature level so as to determine said solid dielectric material moisture content level.