Patent · US Active

Nested-rotor open-core flywheel

US8922081B2 · kind B2 · utility

6Cited by
11References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 2012
Grant dateDec 30, 2014
Priority date
Expiry dateMay 3, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/212
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Methods and apparatuses are disclosed for incorporating a plurality of independently rotating rotors made from high-strength materials with a high-temperature superconductive (HTS) bearing technology into an open-core flywheel architecture to achieve a desired high energy density in the flywheel energy storage devices and to obtain superior results and performance.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.