To provide a flywheel storage device capable of improving electromagnetic characteristic and performing cold storage for a long period of time.
The flywheel storage device with a superconductive magnetic bearing is equipped with a flywheel 1, a rotational axis 2 to rotate the flywheel 1, a first controllable magnetic bearing 3 disposed in the lower part of the rotational axis 2, a first magnetic coupling 4 disposed in the lower part of the first controllable magnetic bearing 3, an intra-axis cryostat 5 equipped with a cooling storage agent 5B inside an inner tank 5A and levitated by a high-temperature superconductive magnet 7 disposed in the upper part of the rotational axis 2, a second controllable magnetic bearing 9 disposed in the upper part of the rotational axis 2 of the cryostat 5, and a second magnetic coupling 10 disposed in the upper part of the second controllable magnetic bearing 9.
ARAI YUKI
NAGASHIMA MASARU
IKEDA KAZUYA
HASEGAWA HITOSHI
| JP2008228535A | 2008-09-25 | |||
| JP2008249130A | 2008-10-16 | |||
| JPH07229517A | 1995-08-29 | |||
| JPH10285834A | 1998-10-23 | |||
| JP2008235355A | 2008-10-02 | |||
| JP2006173639A | 2006-06-29 | |||
| JP2008073636A | 2008-04-03 |
Makoto Kawai