Title:
MOTOR SYSTEM, TURBO COMPRESSOR, AND FREEZER
Document Type and Number:
Japanese Patent JP2022146487
Kind Code:
A
Abstract:
To reduce a load received by a bearingless motor or a radial magnet bearing in a motor system.SOLUTION: A motor system (101) includes: a drive shaft (130) which rotationally drives a load (120); and a bearingless motor (170) and a radial magnet bearing (180) arranged in parallel to each other in an axial direction of the drive shaft (130). A radial load of the drive shaft (130) is supported by the bearingless motor (170) and the radial magnet bearing (180) in a non-contact manner. A thrust magnet bearing (150) is disposed between the bearingless motor (170) and the radial magnet bearing (180).SELECTED DRAWING: Figure 1
Inventors:
IRINO YUSUKE
FU YU
NAKAZAWA YUJI
FU YU
NAKAZAWA YUJI
Application Number:
JP2021047476A
Publication Date:
October 05, 2022
Filing Date:
March 22, 2021
Export Citation:
Assignee:
DAIKIN IND LTD
International Classes:
H02K7/09; F04D29/058; F16C32/04; H02K7/14
Domestic Patent References:
| JP2013231471A | 2013-11-14 | |||
| JP2018028295A | 2018-02-22 |
Attorney, Agent or Firm:
Patent Attorney Corporation Maeda Patent Office