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U.S. Department of Energy
Office of Scientific and Technical Information

Evaluation of advanced technologies for power transformers. Final report, Part 2, June 1, 1979-June 30, 1981

Technical Report ·
OSTI ID:6456331
The object of this Department of Energy program has been to further develop and refine the following technologies for incorporation into the design of power transformers: sheet-wound coils; compressed gas and polymer film insulation; and sealed, forced-liquid cooling. The work carried out during a 15 month-period is reported and covers the following areas: 60 Hz and impulse breakdown measurements on small (6 in. size) sheet-wound coils built on a new coil winding apparatus; analysis of the forces associated with short-circuit currents in sheet windings and the design, construction, and testing of sheet-wound model coils; application of axisymmetric finite element magnetic field analysis to sheet-wound transformer designs; analytical studies of transformer designs based on the proposed concepts; and preliminary study of the possible manufacturing technology requirements associated with sheet-wound gas-insulated transformers. Progress and accomplishments in each of the activities are discussed.
Research Organization:
General Electric Co., Schenectady, NY (USA). Corporate Research and Development Dept.
DOE Contract Number:
AC01-77ET29069
OSTI ID:
6456331
Report Number(s):
DOE/ET/29069-T1; ON: DE83010017
Country of Publication:
United States
Language:
English