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Title: Application of superconductivity to VAR generators

Conference · · Adv. Cryog. Eng.; (United States)
OSTI ID:6202503

The technical and economic feasibility of using superconducting reactors in static VAR generation equipment is evaluated. A number of differenct conceptual superconducting VAR generator schemes are examined and the life-cycle cost of each compared with that of the conventional ac system. Conceptual designs were chosen in a rating range between 40 and 100 MVAR at a system rated voltage of 13.8 kV. Appropriate spacings, insulations system concepts, and bushings were identified for this voltage, based upon previous work. It was found that only state of the art technologies can be successful; work remains before the state of the art is extended to commercial practice particularly in regard the conductor and insulation system. Economic benefits appear to exist in terms of a savings in lifecycle costs, particularly in coil systems AAC2 and ADC2. Using projected future parameter values of $4 000/kW loss evaluation, and 50 ..mu..m and 0.2 ..mu.. filament diameters, the savings approaches 30%.

Research Organization:
Westinghouse Electric Corporation, Pittsburgh, PA
OSTI ID:
6202503
Report Number(s):
CONF-810835-
Journal Information:
Adv. Cryog. Eng.; (United States), Vol. 27; Conference: 1981 cryogenic engineering conference, San Diego, CA, USA, 10 Aug 1981
Country of Publication:
United States
Language:
English