Flywheel type energy storage apparatus

Details Flywheel type energy storage apparatus Flywheel type energy storage apparatus

1990-03-05

1991-11-12

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 67R, 310113, 74572, H02K 702

Patent

active

050650602

ABSTRACT:
A flywheel type energy storage apparatus for use in an uninterruptible power supply has an induction motor which serves as a generator/motor, in which a rotor (65) of the induction motor is constituted by incorporation of a rotor core (62) and a flywheel (64) with a rotor shaft (56) vertically born by a pivot bearing (55) and a magnetic bearing (67).

REFERENCES:
patent: 3741034 (1973-06-01), Post
patent: 3970917 (1976-07-01), Diggs
patent: 4540930 (1985-09-01), Siedband
patent: 4629947 (1986-12-01), Hammerslag
patent: 4870310 (1989-09-01), Triplett

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