A review of moisture diffusion coefficients in transformer solid insulation-part 1: coefficients for paper and pressboard Articles uri icon

publication date

  • February 2013

start page

  • 46

end page

  • 54

issue

  • 1

volume

  • 29

International Standard Serial Number (ISSN)

  • 0883-7554

Electronic International Standard Serial Number (EISSN)

  • 1558-4402

abstract

  • The methodologies used by various researchers to determine the moisture diffusion coefficients in Kraft paper and pressboard transformer insulation are reviewed. Moisture concentration profiles during insulation drying, calculated using the various coefficients, are presented.

keywords

  • transformer solid insulation; moisture; moisture dynamics; diffusion coefficient; kraft paper; pressboard