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System for increasing corona inception voltage of insulating oils

United States Patent

5,753,126
May 19, 1998
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
The Corona Inception Voltage of insulating oils is increased by repetitive cycles of prestressing the oil with a voltage greater than the corona inception voltage, and either simultaneously or serially removing byproducts of corona by evacuation and heating the oil.
Rohwein; Gerald J. (Albuquerque, NM)
Sandia Corporation (Albuquerque, NM)
08/ 799,207
February 13, 1997
This invention was made with Government support under Contract No. DE-AC04-AL85000 awarded by the U.S. Department of Energy. The Government has certain rights in this invention.