Title:
FLYWHEEL POWER STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/091699
Kind Code:
A1
Abstract:
Provided is a flywheel power storage device which can not only be miniaturized, but can dramatically increase maximum device mass energy density. This flywheel power storage device includes a flywheel part (2) in which flywheel hubs (8A), (8B) that are provided with rotary mass circular wheels (9A), (9B) on the outer peripheries thereof are supported on support shafts (5A), (5B); and a power generation motor unit (3) which is provided with a stator part (10) formed by a non-iron core excitation induction coil (11i) between the flywheel hubs (8A), (8B), which hold rotor parts (12A), (12B) formed by a Halbach arrangement permanent magnet array.
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Inventors:
TANIMOTO SATOSHI (JP)
NAKAMURA TAKASHI (JP)
NAKAMURA TAKASHI (JP)
Application Number:
PCT/JP2021/036532
Publication Date:
May 05, 2022
Filing Date:
October 01, 2021
Export Citation:
Assignee:
NEXFI TECH INC (JP)
International Classes:
H02K7/14; H02K11/33; H02K21/24
Foreign References:
| JPS58186779U | 1983-12-12 | |||
| JP2011091973A | 2011-05-06 | |||
| JP2014095378A | 2014-05-22 | |||
| JPH10281050A | 1998-10-20 | |||
| CN101924418A | 2010-12-22 |
Attorney, Agent or Firm:
SATO & ASSOCIATES (JP)
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