Title:
TURBO COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2018/207767
Kind Code:
A1
Abstract:
A drive support unit (160, 170, 180, 250, 260, 450, 460, 621, 640, 760, 770, 780, 782, 784, 787, 840, 850) of a turbo compressor (101, 210, 410, 601, 701, 812) comprises at least one bearingless motor (160, 170, 250, 450, 640, 760, 770, 840, 850) that includes a pair of a rotor (161, 171, 251, 451, 641, 761, 771, 841, 851) and a stator (164, 174, 254, 454, 644, 762, 772, 844, 854), rotationally drives a drive shaft (130, 240, 440, 605, 730, 831), and supports, in a non-contact fashion, the radial load of the drive shaft (130, 240, 440, 605, 730, 831). Thus, it is possible to provide a turbo compressor employing a bearingless motor.
Inventors:
NAKAZAWA YUJI (JP)
SAKAWAKI ATSUSHI (JP)
HIGASHI HIROHUMI (JP)
NOSE TAIICHI (JP)
ONO TAKAAKI (JP)
IRINO YUSUKE (JP)
SAKAWAKI ATSUSHI (JP)
HIGASHI HIROHUMI (JP)
NOSE TAIICHI (JP)
ONO TAKAAKI (JP)
IRINO YUSUKE (JP)
Application Number:
PCT/JP2018/017747
Publication Date:
November 15, 2018
Filing Date:
May 08, 2018
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
H02K7/09; F04D17/10; F04D27/02; F04D29/00; F04D29/058; F16C32/04; H02K7/14; H02P25/022
Foreign References:
| JP2014007951A | 2014-01-16 | |||
| JP2014005833A | 2014-01-16 | |||
| JPH11513558A | 1999-11-16 | |||
| JP2016114114A | 2016-06-23 | |||
| JP2014241725A | 2014-12-25 |
Other References:
See also references of EP 3579390A4
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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